#! /bin/sh
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.69 for python 3.6.
#
# Report bugs to <https://bugs.python.org/>.
# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
# This configure script is free software; the Free Software Foundation
# gives unlimited permission to copy, distribute and modify it.
## -------------------- ##
## M4sh Initialization. ##
# Be more Bourne compatible
DUALCASE=1; export DUALCASE # for MKS sh
if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
emulate sh
NULLCMD=:
# Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
# is contrary to our usage. Disable this feature.
alias -g '${1+"$@"}'='"$@"'
setopt NO_GLOB_SUBST
else
case `(set -o) 2>/dev/null` in #(
*posix*) :
set -o posix ;; #(
*) :
;;
esac
fi
as_nl='
'
export as_nl
# Printing a long string crashes Solaris 7 /usr/bin/printf.
as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
# Prefer a ksh shell builtin over an external printf program on Solaris,
# but without wasting forks for bash or zsh.
if test -z "$BASH_VERSION$ZSH_VERSION" \
&& (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
as_echo='print -r --'
as_echo_n='print -rn --'
elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
as_echo='printf %s\n'
as_echo_n='printf %s'
if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
as_echo_n='/usr/ucb/echo -n'
as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
as_echo_n_body='eval
arg=$1;
case $arg in #(
*"$as_nl"*)
expr "X$arg" : "X\\(.*\\)$as_nl";
arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
esac;
expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
export as_echo_n_body
as_echo_n='sh -c $as_echo_n_body as_echo'
export as_echo_body
as_echo='sh -c $as_echo_body as_echo'
# The user is always right.
if test "${PATH_SEPARATOR+set}" != set; then
PATH_SEPARATOR=:
(PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
(PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
PATH_SEPARATOR=';'
}
# IFS
# We need space, tab and new line, in precisely that order. Quoting is
# there to prevent editors from complaining about space-tab.
# (If _AS_PATH_WALK were called with IFS unset, it would disable word
# splitting by setting IFS to empty value.)
IFS=" "" $as_nl"
# Find who we are. Look in the path if we contain no directory separator.
as_myself=
case $0 in #((
*[\\/]* ) as_myself=$0 ;;
*) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
IFS=$as_save_IFS
test -z "$as_dir" && as_dir=.
test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
done
# We did not find ourselves, most probably we were run as `sh COMMAND'
# in which case we are not to be found in the path.
if test "x$as_myself" = x; then
as_myself=$0
if test ! -f "$as_myself"; then
$as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
exit 1
# Unset variables that we do not need and which cause bugs (e.g. in
# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1"
# suppresses any "Segmentation fault" message there. '((' could
# trigger a bug in pdksh 5.2.14.
for as_var in BASH_ENV ENV MAIL MAILPATH
do eval test x\${$as_var+set} = xset \
&& ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
PS1='$ '
PS2='> '
PS4='+ '
# NLS nuisances.
LC_ALL=C
export LC_ALL
LANGUAGE=C
export LANGUAGE
# CDPATH.
(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
# Use a proper internal environment variable to ensure we don't fall
# into an infinite loop, continuously re-executing ourselves.
if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then
_as_can_reexec=no; export _as_can_reexec;
# We cannot yet assume a decent shell, so we have to provide a
# neutralization value for shells without unset; and this also
# works around shells that cannot unset nonexistent variables.
# Preserve -v and -x to the replacement shell.
BASH_ENV=/dev/null
ENV=/dev/null
(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
case $- in # ((((
*v*x* | *x*v* ) as_opts=-vx ;;
*v* ) as_opts=-v ;;
*x* ) as_opts=-x ;;
* ) as_opts= ;;
exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
# Admittedly, this is quite paranoid, since all the known shells bail
# out after a failed `exec'.
$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
as_fn_exit 255
# We don't want this to propagate to other subprocesses.
{ _as_can_reexec=; unset _as_can_reexec;}
if test "x$CONFIG_SHELL" = x; then
as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
# Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
alias -g '\${1+\"\$@\"}'='\"\$@\"'
case \`(set -o) 2>/dev/null\` in #(
"
as_required="as_fn_return () { (exit \$1); }
as_fn_success () { as_fn_return 0; }
as_fn_failure () { as_fn_return 1; }
as_fn_ret_success () { return 0; }
as_fn_ret_failure () { return 1; }
exitcode=0
as_fn_success || { exitcode=1; echo as_fn_success failed.; }
as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
exitcode=1; echo positional parameters were not saved.
test x\$exitcode = x0 || exit 1
test -x / || exit 1"
as_suggested=" as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
test \$(( 1 + 1 )) = 2 || exit 1"
if (eval "$as_required") 2>/dev/null; then :
as_have_required=yes
as_have_required=no
if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
as_found=false
for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
as_found=:
case $as_dir in #(
/*)
for as_base in sh bash ksh sh5; do
# Try only shells that exist, to save several forks.
as_shell=$as_dir/$as_base
if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
{ $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
CONFIG_SHELL=$as_shell as_have_required=yes
if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
break 2
done;;
$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
{ $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
CONFIG_SHELL=$SHELL as_have_required=yes
fi; }
if test "x$CONFIG_SHELL" != x; then :
export CONFIG_SHELL
exit 255
if test x$as_have_required = xno; then :
$as_echo "$0: This script requires a shell more modern than all"
$as_echo "$0: the shells that I found on your system."
if test x${ZSH_VERSION+set} = xset ; then
$as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
$as_echo "$0: be upgraded to zsh 4.3.4 or later."
$as_echo "$0: Please tell bug-autoconf@gnu.org and
$0: https://bugs.python.org/ about your system, including
$0: any error possibly output before this message. Then
$0: install a modern shell, or manually run the script
$0: under such a shell if you do have one."
SHELL=${CONFIG_SHELL-/bin/sh}
export SHELL
# Unset more variables known to interfere with behavior of common tools.
CLICOLOR_FORCE= GREP_OPTIONS=
unset CLICOLOR_FORCE GREP_OPTIONS
## --------------------- ##
## M4sh Shell Functions. ##
# as_fn_unset VAR
# ---------------
# Portably unset VAR.
as_fn_unset ()
{
{ eval $1=; unset $1;}
as_unset=as_fn_unset
# as_fn_set_status STATUS
# -----------------------
# Set $? to STATUS, without forking.
as_fn_set_status ()
return $1
} # as_fn_set_status
# as_fn_exit STATUS
# -----------------
# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
as_fn_exit ()
set +e
as_fn_set_status $1
exit $1
} # as_fn_exit
# as_fn_mkdir_p
# -------------
# Create "$as_dir" as a directory, including parents if necessary.
as_fn_mkdir_p ()
-*) as_dir=./$as_dir;;
test -d "$as_dir" || eval $as_mkdir_p || {
as_dirs=
while :; do
*\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
*) as_qdir=$as_dir;;
as_dirs="'$as_qdir' $as_dirs"
as_dir=`$as_dirname -- "$as_dir" ||
$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
X"$as_dir" : 'X\(//\)[^/]' \| \
X"$as_dir" : 'X\(//\)$' \| \
X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
$as_echo X"$as_dir" |
sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
s//\1/
q
/^X\(\/\/\)[^/].*/{
/^X\(\/\/\)$/{
/^X\(\/\).*/{
s/.*/./; q'`
test -d "$as_dir" && break
test -z "$as_dirs" || eval "mkdir $as_dirs"
} || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
} # as_fn_mkdir_p
# as_fn_executable_p FILE
# Test if FILE is an executable regular file.
as_fn_executable_p ()
test -f "$1" && test -x "$1"
} # as_fn_executable_p
# as_fn_append VAR VALUE
# ----------------------
# Append the text in VALUE to the end of the definition contained in VAR. Take
# advantage of any shell optimizations that allow amortized linear growth over
# repeated appends, instead of the typical quadratic growth present in naive
# implementations.
if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
eval 'as_fn_append ()
eval $1+=\$2
}'
as_fn_append ()
eval $1=\$$1\$2
fi # as_fn_append
# as_fn_arith ARG...
# ------------------
# Perform arithmetic evaluation on the ARGs, and store the result in the
# global $as_val. Take advantage of shells that can avoid forks. The arguments
# must be portable across $(()) and expr.
if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
eval 'as_fn_arith ()
as_val=$(( $* ))
as_fn_arith ()
as_val=`expr "$@" || test $? -eq 1`
fi # as_fn_arith
# as_fn_error STATUS ERROR [LINENO LOG_FD]
# ----------------------------------------
# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
# script with STATUS, using 1 if that was 0.
as_fn_error ()
as_status=$1; test $as_status -eq 0 && as_status=1
if test "$4"; then
as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
$as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
$as_echo "$as_me: error: $2" >&2
as_fn_exit $as_status
} # as_fn_error
if expr a : '\(a\)' >/dev/null 2>&1 &&
test "X`expr 00001 : '.*\(...\)'`" = X001; then
as_expr=expr
as_expr=false
if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
as_basename=basename
as_basename=false
if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
as_dirname=dirname
as_dirname=false
as_me=`$as_basename -- "$0" ||
$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
X"$0" : 'X\(//\)$' \| \
X"$0" : 'X\(/\)' \| . 2>/dev/null ||
$as_echo X/"$0" |
sed '/^.*\/\([^/][^/]*\)\/*$/{
/^X\/\(\/\/\)$/{
/^X\/\(\/\).*/{
# Avoid depending upon Character Ranges.
as_cr_letters='abcdefghijklmnopqrstuvwxyz'
as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
as_cr_Letters=$as_cr_letters$as_cr_LETTERS
as_cr_digits='0123456789'
as_cr_alnum=$as_cr_Letters$as_cr_digits
as_lineno_1=$LINENO as_lineno_1a=$LINENO
as_lineno_2=$LINENO as_lineno_2a=$LINENO
eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
# Blame Lee E. McMahon (1931-1989) for sed's syntax. :-)
sed -n '
p
/[$]LINENO/=
' <$as_myself |
sed '
s/[$]LINENO.*/&-/
t lineno
b
:lineno
N
:loop
s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
t loop
s/-\n.*//
' >$as_me.lineno &&
chmod +x "$as_me.lineno" ||
{ $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
# If we had to re-execute with $CONFIG_SHELL, we're ensured to have
# already done that, so ensure we don't try to do so again and fall
# in an infinite loop. This has already happened in practice.
_as_can_reexec=no; export _as_can_reexec
# Don't try to exec as it changes $[0], causing all sort of problems
# (the dirname of $[0] is not the place where we might find the
# original and so on. Autoconf is especially sensitive to this).
. "./$as_me.lineno"
# Exit status is that of the last command.
exit
ECHO_C= ECHO_N= ECHO_T=
case `echo -n x` in #(((((
-n*)
case `echo 'xy\c'` in
*c*) ECHO_T=' ';; # ECHO_T is single tab character.
xy) ECHO_C='\c';;
*) echo `echo ksh88 bug on AIX 6.1` > /dev/null
ECHO_T=' ';;
esac;;
*)
ECHO_N='-n';;
rm -f conf$$ conf$$.exe conf$$.file
if test -d conf$$.dir; then
rm -f conf$$.dir/conf$$.file
rm -f conf$$.dir
mkdir conf$$.dir 2>/dev/null
if (echo >conf$$.file) 2>/dev/null; then
if ln -s conf$$.file conf$$ 2>/dev/null; then
as_ln_s='ln -s'
# ... but there are two gotchas:
# 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
# 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
# In both cases, we have to default to `cp -pR'.
ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
as_ln_s='cp -pR'
elif ln conf$$.file conf$$ 2>/dev/null; then
as_ln_s=ln
rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
rmdir conf$$.dir 2>/dev/null
if mkdir -p . 2>/dev/null; then
as_mkdir_p='mkdir -p "$as_dir"'
test -d ./-p && rmdir ./-p
as_mkdir_p=false
as_test_x='test -x'
as_executable_p=as_fn_executable_p
# Sed expression to map a string onto a valid CPP name.
as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
# Sed expression to map a string onto a valid variable name.
as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
test -n "$DJDIR" || exec 7<&0 </dev/null
exec 6>&1
# Name of the host.
# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
# so uname gets run too.
ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
# Initializations.
ac_default_prefix=/usr/local
ac_clean_files=
ac_config_libobj_dir=.
LIBOBJS=
cross_compiling=no
subdirs=
MFLAGS=
MAKEFLAGS=
# Identity of this package.
PACKAGE_NAME='python'
PACKAGE_TARNAME='python'
PACKAGE_VERSION='3.6'
PACKAGE_STRING='python 3.6'
PACKAGE_BUGREPORT='https://bugs.python.org/'
PACKAGE_URL=''
ac_unique_file="Include/object.h"
# Factoring default headers for most tests.
ac_includes_default="\
#include <stdio.h>
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#ifdef STDC_HEADERS
# include <stdlib.h>
# include <stddef.h>
#else
# ifdef HAVE_STDLIB_H
# endif
#ifdef HAVE_STRING_H
# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
# include <memory.h>
# include <string.h>
#ifdef HAVE_STRINGS_H
# include <strings.h>
#ifdef HAVE_INTTYPES_H
# include <inttypes.h>
#ifdef HAVE_STDINT_H
# include <stdint.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif"
ac_subst_vars='LTLIBOBJS
ENSUREPIP
SRCDIRS
THREADHEADERS
LIBPL
PY_ENABLE_SHARED
EXT_SUFFIX
SOABI
LIBC
LIBM
HAVE_GETHOSTBYNAME
HAVE_GETHOSTBYNAME_R
HAVE_GETHOSTBYNAME_R_3_ARG
HAVE_GETHOSTBYNAME_R_5_ARG
HAVE_GETHOSTBYNAME_R_6_ARG
LIBOBJS
TRUE
MACHDEP_OBJS
DYNLOADFILE
DLINCLDIR
DTRACE_OBJS
DTRACE_HEADERS
DFLAGS
DTRACE
THREADOBJ
LDLAST
USE_THREAD_MODULE
TCLTK_LIBS
TCLTK_INCLUDES
LIBFFI_INCLUDEDIR
PKG_CONFIG_LIBDIR
PKG_CONFIG_PATH
PKG_CONFIG
SHLIBS
CFLAGSFORSHARED
LINKFORSHARED
CCSHARED
BLDSHARED
LDCXXSHARED
LDSHARED
SHLIB_SUFFIX
LIBTOOL_CRUFT
OTHER_LIBTOOL_OPT
UNIVERSAL_ARCH_FLAGS
CFLAGS_NODIST
BASECFLAGS
CFLAGS_ALIASING
OPT
LLVM_PROF_FOUND
target_os
target_vendor
target_cpu
target
LLVM_PROFDATA
LLVM_PROF_ERR
LLVM_PROF_FILE
LLVM_PROF_MERGER
PGO_PROF_USE_FLAG
PGO_PROF_GEN_FLAG
LTOFLAGS
DEF_MAKE_RULE
DEF_MAKE_ALL_RULE
ABIFLAGS
LN
MKDIR_P
INSTALL_DATA
INSTALL_SCRIPT
INSTALL_PROGRAM
ac_ct_READELF
READELF
ARFLAGS
ac_ct_AR
AR
RANLIB
USE_INLINE
GNULD
LINKCC
LDVERSION
RUNSHARED
INSTSONAME
LDLIBRARYDIR
PY3LIBRARY
BLDLIBRARY
DLLLIBRARY
LDLIBRARY
LIBRARY
BUILDEXEEXT
EGREP
NO_AS_NEEDED
MULTIARCH_CPPFLAGS
PLATFORM_TRIPLET
MULTIARCH
ac_ct_CXX
MAINCC
CXX
SED
GREP
CPP
OBJEXT
EXEEXT
ac_ct_CC
CPPFLAGS
LDFLAGS
CFLAGS
CC
EXPORT_MACOSX_DEPLOYMENT_TARGET
CONFIGURE_MACOSX_DEPLOYMENT_TARGET
SGI_ABI
_PYTHON_HOST_PLATFORM
MACHDEP
FRAMEWORKINSTALLAPPSPREFIX
FRAMEWORKUNIXTOOLSPREFIX
FRAMEWORKPYTHONW
FRAMEWORKALTINSTALLLAST
FRAMEWORKALTINSTALLFIRST
FRAMEWORKINSTALLLAST
FRAMEWORKINSTALLFIRST
PYTHONFRAMEWORKINSTALLDIR
PYTHONFRAMEWORKPREFIX
PYTHONFRAMEWORKDIR
PYTHONFRAMEWORKIDENTIFIER
PYTHONFRAMEWORK
LIPO_32BIT_FLAGS
ARCH_RUN_32BIT
UNIVERSALSDK
CONFIG_ARGS
SOVERSION
VERSION
PYTHON_FOR_BUILD
PYTHON_FOR_REGEN
host_os
host_vendor
host_cpu
host
build_os
build_vendor
build_cpu
build
HAS_GIT
GITBRANCH
GITTAG
GITVERSION
BASECPPFLAGS
target_alias
host_alias
build_alias
LIBS
ECHO_T
ECHO_N
ECHO_C
DEFS
mandir
localedir
libdir
psdir
pdfdir
dvidir
htmldir
infodir
docdir
oldincludedir
includedir
localstatedir
sharedstatedir
sysconfdir
datadir
datarootdir
libexecdir
sbindir
bindir
program_transform_name
prefix
exec_prefix
PACKAGE_URL
PACKAGE_BUGREPORT
PACKAGE_STRING
PACKAGE_VERSION
PACKAGE_TARNAME
PACKAGE_NAME
PATH_SEPARATOR
SHELL'
ac_subst_files=''
ac_user_opts='
enable_option_checking
enable_universalsdk
with_universal_archs
with_framework_name
enable_framework
with_gcc
with_icc
with_cxx_main
with_suffix
enable_shared
enable_profiling
with_pydebug
with_assertions
enable_optimizations
with_lto
with_hash_algorithm
with_address_sanitizer
with_libs
with_system_expat
with_system_ffi
with_system_libmpdec
enable_loadable_sqlite_extensions
with_tcltk_includes
with_tcltk_libs
with_dbmliborder
with_threads
with_thread
enable_ipv6
with_doc_strings
with_pymalloc
with_valgrind
with_dtrace
with_fpectl
with_libm
with_libc
enable_big_digits
with_computed_gotos
with_ensurepip
ac_precious_vars='build_alias
PKG_CONFIG_LIBDIR'
# Initialize some variables set by options.
ac_init_help=
ac_init_version=false
ac_unrecognized_opts=
ac_unrecognized_sep=
# The variables have the same names as the options, with
# dashes changed to underlines.
cache_file=/dev/null
exec_prefix=NONE
no_create=
no_recursion=
prefix=NONE
program_prefix=NONE
program_suffix=NONE
program_transform_name=s,x,x,
silent=
site=
srcdir=
verbose=
x_includes=NONE
x_libraries=NONE
# Installation directory options.
# These are left unexpanded so users can "make install exec_prefix=/foo"
# and all the variables that are supposed to be based on exec_prefix
# by default will actually change.
# Use braces instead of parens because sh, perl, etc. also accept them.
# (The list follows the same order as the GNU Coding Standards.)
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\`configure' configures python 3.6 to adapt to many kinds of systems.
Usage: $0 [OPTION]... [VAR=VALUE]...
To assign environment variables (e.g., CC, CFLAGS...), specify them as
VAR=VALUE. See below for descriptions of some of the useful variables.
Defaults for the options are specified in brackets.
Configuration:
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--help=short display options specific to this package
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Installation directories:
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[$ac_default_prefix]
--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
[PREFIX]
By default, \`make install' will install all the files in
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--sbindir=DIR system admin executables [EPREFIX/sbin]
--libexecdir=DIR program executables [EPREFIX/libexec]
--sysconfdir=DIR read-only single-machine data [PREFIX/etc]
--sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com]
--localstatedir=DIR modifiable single-machine data [PREFIX/var]
--libdir=DIR object code libraries [EPREFIX/lib]
--includedir=DIR C header files [PREFIX/include]
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--infodir=DIR info documentation [DATAROOTDIR/info]
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_ACEOF
cat <<\_ACEOF
System types:
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--target=TARGET configure for building compilers for TARGET [HOST]
if test -n "$ac_init_help"; then
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--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--enable-universalsdk[=SDKDIR]
Build fat binary against Mac OS X SDK
--enable-framework[=INSTALLDIR]
Build (MacOSX|Darwin) framework
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--enable-profiling enable C-level code profiling
--enable-optimizations Enable expensive, stable optimizations (PGO, etc).
Disabled by default.
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support loadable extensions in _sqlite module
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--enable-big-digits[=BITS]
use big digits for Python longs [[BITS=30]]
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--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
--with-universal-archs=ARCH
select architectures for universal build ("32-bit",
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specify an alternate name of the framework built
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--with-icc build with icc
--with-cxx-main=<compiler>
compile main() and link python executable with C++
compiler
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--with-pydebug build with Py_DEBUG defined
--with-assertions build with C assertions enabled
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--with-hash-algorithm=[fnv|siphash24]
select hash algorithm
--with-address-sanitizer
enable AddressSanitizer
--with-libs='lib1 ...' link against additional libs
--with-system-expat build pyexpat module using an installed expat
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--with-system-ffi build _ctypes module using an installed ffi library
--with-system-libmpdec build _decimal module using an installed libmpdec
--with-tcltk-includes='-I...'
override search for Tcl and Tk include files
--with-tcltk-libs='-L...'
override search for Tcl and Tk libs
--with-dbmliborder=db1:db2:...
order to check db backends for dbm. Valid value is a
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--with(out)-threads[=DIRECTORY]
disable/enable thread support
--with(out)-thread[=DIRECTORY]
deprecated; use --with(out)-threads
--with(out)-doc-strings disable/enable documentation strings
--with(out)-pymalloc disable/enable specialized mallocs
--with-valgrind Enable Valgrind support
--with(out)-dtrace disable/enable DTrace support
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set,)
{ $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
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ac_cache_corrupted=: ;;
,set)
{ $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
,);;
if test "x$ac_old_val" != "x$ac_new_val"; then
# differences in whitespace do not lead to failure.
ac_old_val_w=`echo x $ac_old_val`
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if test "$ac_old_val_w" != "$ac_new_val_w"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
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ac_cache_corrupted=:
{ $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
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eval $ac_var=\$ac_old_val
{ $as_echo "$as_me:${as_lineno-$LINENO}: former value: \`$ac_old_val'" >&5
$as_echo "$as_me: former value: \`$ac_old_val'" >&2;}
{ $as_echo "$as_me:${as_lineno-$LINENO}: current value: \`$ac_new_val'" >&5
$as_echo "$as_me: current value: \`$ac_new_val'" >&2;}
fi;;
# Pass precious variables to config.status.
if test "$ac_new_set" = set; then
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*) ac_arg=$ac_var=$ac_new_val ;;
case " $ac_configure_args " in
*" '$ac_arg' "*) ;; # Avoid dups. Use of quotes ensures accuracy.
*) as_fn_append ac_configure_args " '$ac_arg'" ;;
if $ac_cache_corrupted; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
## Main body of script. ##
ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu
if test "$srcdir" != . -a "$srcdir" != "$(pwd)"; then
# If we're building out-of-tree, we need to make sure the following
# resources get picked up before their $srcdir counterparts.
# Objects/ -> typeslots.inc
# Include/ -> Python-ast.h, graminit.h
# Python/ -> importlib.h
# (A side effect of this is that these resources will automatically be
# regenerated when building out-of-tree, regardless of whether or not
# the $srcdir counterpart is up-to-date. This is an acceptable trade
# off.)
BASECPPFLAGS="-IObjects -IInclude -IPython"
BASECPPFLAGS=""
if test -e $srcdir/.git
then
# Extract the first word of "git", so it can be a program name with args.
set dummy git; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
if ${ac_cv_prog_HAS_GIT+:} false; then :
if test -n "$HAS_GIT"; then
ac_cv_prog_HAS_GIT="$HAS_GIT" # Let the user override the test.
for ac_exec_ext in '' $ac_executable_extensions; do
if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
ac_cv_prog_HAS_GIT="found"
$as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
test -z "$ac_cv_prog_HAS_GIT" && ac_cv_prog_HAS_GIT="not-found"
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $HAS_GIT" >&5
$as_echo "$HAS_GIT" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
HAS_GIT=no-repository
if test $HAS_GIT = found
GITVERSION="git -C \$(srcdir) rev-parse --short HEAD"
GITTAG="git -C \$(srcdir) describe --all --always --dirty"
GITBRANCH="git -C \$(srcdir) name-rev --name-only HEAD"
GITVERSION=""
GITTAG=""
GITBRANCH=""
ac_config_headers="$ac_config_headers pyconfig.h"
ac_aux_dir=
for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
if test -f "$ac_dir/install-sh"; then
ac_aux_dir=$ac_dir
ac_install_sh="$ac_aux_dir/install-sh -c"
elif test -f "$ac_dir/install.sh"; then
ac_install_sh="$ac_aux_dir/install.sh -c"
elif test -f "$ac_dir/shtool"; then
ac_install_sh="$ac_aux_dir/shtool install -c"
if test -z "$ac_aux_dir"; then
as_fn_error $? "cannot find install-sh, install.sh, or shtool in \"$srcdir\" \"$srcdir/..\" \"$srcdir/../..\"" "$LINENO" 5
# These three variables are undocumented and unsupported,
# and are intended to be withdrawn in a future Autoconf release.
# They can cause serious problems if a builder's source tree is in a directory
# whose full name contains unusual characters.
ac_config_guess="$SHELL $ac_aux_dir/config.guess" # Please don't use this var.
ac_config_sub="$SHELL $ac_aux_dir/config.sub" # Please don't use this var.
ac_configure="$SHELL $ac_aux_dir/configure" # Please don't use this var.
# Make sure we can run config.sub.
$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
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if ${ac_cv_build+:} false; then :
ac_build_alias=$build_alias
test "x$ac_build_alias" = x &&
ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
$as_echo "$ac_cv_build" >&6; }
case $ac_cv_build in
*-*-*) ;;
*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
build=$ac_cv_build
ac_save_IFS=$IFS; IFS='-'
set x $ac_cv_build
shift
build_cpu=$1
build_vendor=$2
shift; shift
# Remember, the first character of IFS is used to create $*,
# except with old shells:
build_os=$*
IFS=$ac_save_IFS
case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
$as_echo_n "checking host system type... " >&6; }
if ${ac_cv_host+:} false; then :
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ac_cv_host=$ac_cv_build
ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
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case $ac_cv_host in
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host=$ac_cv_host
set x $ac_cv_host
host_cpu=$1
host_vendor=$2
host_os=$*
case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
# pybuilddir.txt will be created by --generate-posix-vars in the Makefile
rm -f pybuilddir.txt
for ac_prog in python$PACKAGE_VERSION python3 python
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
if ${ac_cv_prog_PYTHON_FOR_REGEN+:} false; then :
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ac_cv_prog_PYTHON_FOR_REGEN="$PYTHON_FOR_REGEN" # Let the user override the test.
ac_cv_prog_PYTHON_FOR_REGEN="$ac_prog"
PYTHON_FOR_REGEN=$ac_cv_prog_PYTHON_FOR_REGEN
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $PYTHON_FOR_REGEN" >&5
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test -n "$PYTHON_FOR_REGEN" || PYTHON_FOR_REGEN="python3"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for python interpreter for cross build" >&5
$as_echo_n "checking for python interpreter for cross build... " >&6; }
if test -z "$PYTHON_FOR_BUILD"; then
for interp in python$PACKAGE_VERSION python3 python; do
which $interp >/dev/null 2>&1 || continue
if $interp -c "import sys;sys.exit(not '.'.join(str(n) for n in sys.version_info[:2]) == '$PACKAGE_VERSION')"; then
interp=
if test x$interp = x; then
as_fn_error $? "python$PACKAGE_VERSION interpreter not found" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $interp" >&5
$as_echo "$interp" >&6; }
PYTHON_FOR_BUILD='_PYTHON_PROJECT_BASE=$(abs_builddir) _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(shell test -f pybuilddir.txt && echo $(abs_builddir)/`cat pybuilddir.txt`:)$(srcdir)/Lib _PYTHON_SYSCONFIGDATA_NAME=_sysconfigdata_$(ABIFLAGS)_$(MACHDEP)_$(MULTIARCH) '$interp
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as_fn_error $? "Cross compiling required --host=HOST-TUPLE and --build=ARCH" "$LINENO" 5
PYTHON_FOR_BUILD='./$(BUILDPYTHON) -E'
if test "$prefix" != "/"; then
prefix=`echo "$prefix" | sed -e 's/\/$//g'`
# We don't use PACKAGE_ variables, and they cause conflicts
# with other autoconf-based packages that include Python.h
grep -v 'define PACKAGE_' <confdefs.h >confdefs.h.new
rm confdefs.h
mv confdefs.h.new confdefs.h
VERSION=3.6
# Version number of Python's own shared library file.
SOVERSION=1.0
# The later defininition of _XOPEN_SOURCE disables certain features
# on Linux, so we need _GNU_SOURCE to re-enable them (makedev, tm_zone).
$as_echo "#define _GNU_SOURCE 1" >>confdefs.h
# The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
# certain features on NetBSD, so we need _NETBSD_SOURCE to re-enable
# them.
$as_echo "#define _NETBSD_SOURCE 1" >>confdefs.h
# certain features on FreeBSD, so we need __BSD_VISIBLE to re-enable
$as_echo "#define __BSD_VISIBLE 1" >>confdefs.h
# u_int on Irix 5.3. Defining _BSD_TYPES brings it back.
$as_echo "#define _BSD_TYPES 1" >>confdefs.h
# certain features on Mac OS X, so we need _DARWIN_C_SOURCE to re-enable
$as_echo "#define _DARWIN_C_SOURCE 1" >>confdefs.h
define_xopen_source=yes
# Arguments passed to configure.
CONFIG_ARGS="$ac_configure_args"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-universalsdk" >&5
$as_echo_n "checking for --enable-universalsdk... " >&6; }
# Check whether --enable-universalsdk was given.
if test "${enable_universalsdk+set}" = set; then :
enableval=$enable_universalsdk;
case $enableval in
yes)
# Locate the best usable SDK, see Mac/README.txt for more
# information
enableval="`/usr/bin/xcodebuild -version -sdk macosx Path 2>/dev/null`"
if ! ( echo $enableval | grep -E '\.sdk' 1>/dev/null )
enableval=/Developer/SDKs/MacOSX10.4u.sdk
if test ! -d "${enableval}"
enableval=/
no)
UNIVERSALSDK=
enable_universalsdk=
UNIVERSALSDK=$enableval
if test ! -d "${UNIVERSALSDK}"
as_fn_error $? "--enable-universalsdk specifies non-existing SDK: ${UNIVERSALSDK}" "$LINENO" 5
if test -n "${UNIVERSALSDK}"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${UNIVERSALSDK}" >&5
$as_echo "${UNIVERSALSDK}" >&6; }
ARCH_RUN_32BIT=""
# For backward compatibility reasons we prefer to select '32-bit' if available,
# otherwise use 'intel'
UNIVERSAL_ARCHS="32-bit"
if test "`uname -s`" = "Darwin"
if test -z "`/usr/bin/file -L "${UNIVERSALSDK}/usr/lib/libSystem.dylib" | grep ppc`"
UNIVERSAL_ARCHS="intel"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-universal-archs" >&5
$as_echo_n "checking for --with-universal-archs... " >&6; }
# Check whether --with-universal-archs was given.
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withval=$with_universal_archs;
UNIVERSAL_ARCHS="$withval"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${UNIVERSAL_ARCHS}" >&5
$as_echo "${UNIVERSAL_ARCHS}" >&6; }
# Check whether --with-framework-name was given.
if test "${with_framework_name+set}" = set; then :
withval=$with_framework_name;
PYTHONFRAMEWORK=${withval}
PYTHONFRAMEWORKDIR=${withval}.framework
PYTHONFRAMEWORKIDENTIFIER=org.python.`echo $withval | tr 'A-Z' 'a-z'`
PYTHONFRAMEWORK=Python
PYTHONFRAMEWORKDIR=Python.framework
PYTHONFRAMEWORKIDENTIFIER=org.python.python
# Check whether --enable-framework was given.
if test "${enable_framework+set}" = set; then :
enableval=$enable_framework;
enableval=/Library/Frameworks
PYTHONFRAMEWORK=
PYTHONFRAMEWORKDIR=no-framework
PYTHONFRAMEWORKPREFIX=
PYTHONFRAMEWORKINSTALLDIR=
FRAMEWORKINSTALLFIRST=
FRAMEWORKINSTALLLAST=
FRAMEWORKALTINSTALLFIRST=
FRAMEWORKALTINSTALLLAST=
FRAMEWORKPYTHONW=
if test "x${prefix}" = "xNONE"; then
FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}"
FRAMEWORKUNIXTOOLSPREFIX="${prefix}"
enable_framework=
PYTHONFRAMEWORKPREFIX="${enableval}"
PYTHONFRAMEWORKINSTALLDIR=$PYTHONFRAMEWORKPREFIX/$PYTHONFRAMEWORKDIR
FRAMEWORKINSTALLFIRST="frameworkinstallstructure"
FRAMEWORKALTINSTALLFIRST="frameworkinstallstructure "
FRAMEWORKINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkinstallunixtools"
FRAMEWORKALTINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkaltinstallunixtools"
FRAMEWORKPYTHONW="frameworkpythonw"
FRAMEWORKINSTALLAPPSPREFIX="/Applications"
if test "x${prefix}" = "xNONE" ; then
case "${enableval}" in
/System*)
if test "${prefix}" = "NONE" ; then
# See below
FRAMEWORKUNIXTOOLSPREFIX="/usr"
/Library*)
*/Library/Frameworks)
MDIR="`dirname "${enableval}"`"
MDIR="`dirname "${MDIR}"`"
FRAMEWORKINSTALLAPPSPREFIX="${MDIR}/Applications"
if test "${prefix}" = "NONE"; then
# User hasn't specified the
# --prefix option, but wants to install
# the framework in a non-default location,
# ensure that the compatibility links get
# installed relative to that prefix as well
# instead of in /usr/local.
FRAMEWORKUNIXTOOLSPREFIX="${MDIR}"
prefix=$PYTHONFRAMEWORKINSTALLDIR/Versions/$VERSION
# Add files for Mac specific code to the list of output
# files:
ac_config_files="$ac_config_files Mac/Makefile"
ac_config_files="$ac_config_files Mac/PythonLauncher/Makefile"
ac_config_files="$ac_config_files Mac/Resources/framework/Info.plist"
ac_config_files="$ac_config_files Mac/Resources/app/Info.plist"
##AC_ARG_WITH(dyld,
## AS_HELP_STRING([--with-dyld],
## [Use (OpenStep|Rhapsody) dynamic linker]))
##
# Set name for machine-dependent library files
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking MACHDEP" >&5
$as_echo_n "checking MACHDEP... " >&6; }
if test -z "$MACHDEP"
# avoid using uname for cross builds
# ac_sys_system and ac_sys_release are used for setting
# a lot of different things including 'define_xopen_source'
# in the case statement below.
case "$host" in
*-*-linux-android*)
ac_sys_system=Linux-android
*-*-linux*)
ac_sys_system=Linux
*-*-cygwin*)
ac_sys_system=Cygwin
# for now, limit cross builds to known configurations
MACHDEP="unknown"
as_fn_error $? "cross build not supported for $host" "$LINENO" 5
ac_sys_release=
ac_sys_system=`uname -s`
if test "$ac_sys_system" = "AIX" \
-o "$ac_sys_system" = "UnixWare" -o "$ac_sys_system" = "OpenUNIX"; then
ac_sys_release=`uname -v`
ac_sys_release=`uname -r`
ac_md_system=`echo $ac_sys_system |
tr -d '/ ' | tr '[A-Z]' '[a-z]'`
ac_md_release=`echo $ac_sys_release |
tr -d '/ ' | sed 's/^[A-Z]\.//' | sed 's/\..*//'`
MACHDEP="$ac_md_system$ac_md_release"
case $MACHDEP in
linux*) MACHDEP="linux";;
cygwin*) MACHDEP="cygwin";;
darwin*) MACHDEP="darwin";;
irix646) MACHDEP="irix6";;
'') MACHDEP="unknown";;
case "$host_cpu" in
arm*)
_host_cpu=arm
_host_cpu=$host_cpu
_host_cpu=
_PYTHON_HOST_PLATFORM="$MACHDEP${_host_cpu:+-$_host_cpu}"
# Some systems cannot stand _XOPEN_SOURCE being defined at all; they
# disable features if it is defined, without any means to access these
# features as extensions. For these systems, we skip the definition of
# _XOPEN_SOURCE. Before adding a system to the list to gain access to
# some feature, make sure there is no alternative way to access this
# feature. Also, when using wildcards, make sure you have verified the
# need for not defining _XOPEN_SOURCE on all systems matching the
# wildcard, and that the wildcard does not include future systems
# (which may remove their limitations).
case $ac_sys_system/$ac_sys_release in
# On OpenBSD, select(2) is not available if _XOPEN_SOURCE is defined,
# even though select is a POSIX function. Reported by J. Ribbens.
# Reconfirmed for OpenBSD 3.3 by Zachary Hamm, for 3.4 by Jason Ish.
# In addition, Stefan Krah confirms that issue #1244610 exists through
# OpenBSD 4.6, but is fixed in 4.7.
OpenBSD/2.* | OpenBSD/3.* | OpenBSD/4.[0123456])
define_xopen_source=no
# OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is
# also defined. This can be overridden by defining _BSD_SOURCE
# As this has a different meaning on Linux, only define it on OpenBSD
$as_echo "#define _BSD_SOURCE 1" >>confdefs.h
OpenBSD/*)
# Defining _XOPEN_SOURCE on NetBSD version prior to the introduction of
# _NETBSD_SOURCE disables certain features (eg. setgroups). Reported by
# Marc Recht
NetBSD/1.5 | NetBSD/1.5.* | NetBSD/1.6 | NetBSD/1.6.* | NetBSD/1.6[A-S])
define_xopen_source=no;;
# From the perspective of Solaris, _XOPEN_SOURCE is not so much a
# request to enable features supported by the standard as a request
# to disable features not supported by the standard. The best way
# for Python to use Solaris is simply to leave _XOPEN_SOURCE out
# entirely and define __EXTENSIONS__ instead.
SunOS/*)
# On UnixWare 7, u_long is never defined with _XOPEN_SOURCE,
# but used in /usr/include/netinet/tcp.h. Reported by Tim Rice.
# Reconfirmed for 7.1.4 by Martin v. Loewis.
OpenUNIX/8.0.0| UnixWare/7.1.[0-4])
# On OpenServer 5, u_short is never defined with _XOPEN_SOURCE,
# but used in struct sockaddr.sa_family. Reported by Tim Rice.
SCO_SV/3.2)
# On FreeBSD 4, the math functions C89 does not cover are never defined
# with _XOPEN_SOURCE and __BSD_VISIBLE does not re-enable them.
FreeBSD/4.*)
# On MacOS X 10.2, a bug in ncurses.h means that it craps out if
# _XOPEN_EXTENDED_SOURCE is defined. Apparently, this is fixed in 10.3, which
# identifies itself as Darwin/7.*
# On Mac OS X 10.4, defining _POSIX_C_SOURCE or _XOPEN_SOURCE
# disables platform specific features beyond repair.
# On Mac OS X 10.3, defining _POSIX_C_SOURCE or _XOPEN_SOURCE
# has no effect, don't bother defining them
Darwin/[6789].*)
Darwin/1[0-9].*)
# On AIX 4 and 5.1, mbstate_t is defined only when _XOPEN_SOURCE == 500 but
# used in wcsnrtombs() and mbsnrtowcs() even if _XOPEN_SOURCE is not defined
# or has another value. By not (re)defining it, the defaults come in place.
AIX/4)
AIX/5)
if test `uname -r` -eq 1; then
# On QNX 6.3.2, defining _XOPEN_SOURCE prevents netdb.h from
# defining NI_NUMERICHOST.
QNX/6.3.2)
if test $define_xopen_source = yes
# X/Open 7, incorporating POSIX.1-2008
$as_echo "#define _XOPEN_SOURCE 700" >>confdefs.h
# On Tru64 Unix 4.0F, defining _XOPEN_SOURCE also requires
# definition of _XOPEN_SOURCE_EXTENDED and _POSIX_C_SOURCE, or else
# several APIs are not declared. Since this is also needed in some
# cases for HP-UX, we define it globally.
$as_echo "#define _XOPEN_SOURCE_EXTENDED 1" >>confdefs.h
$as_echo "#define _POSIX_C_SOURCE 200809L" >>confdefs.h
# On HP-UX mbstate_t requires _INCLUDE__STDC_A1_SOURCE
case $ac_sys_system in
hp*|HP*)
define_stdc_a1=yes;;
define_stdc_a1=no;;
if test $define_stdc_a1 = yes
$as_echo "#define _INCLUDE__STDC_A1_SOURCE 1" >>confdefs.h
# SGI compilers allow the specification of the both the ABI and the
# ISA on the command line. Depending on the values of these switches,
# different and often incompatible code will be generated.
# The SGI_ABI variable can be used to modify the CC and LDFLAGS and
# thus supply support for various ABI/ISA combinations. The MACHDEP
# variable is also adjusted.
if test ! -z "$SGI_ABI"
CC="cc $SGI_ABI"
LDFLAGS="$SGI_ABI $LDFLAGS"
MACHDEP=`echo "${MACHDEP}${SGI_ABI}" | sed 's/ *//g'`
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $MACHDEP" >&5
$as_echo "$MACHDEP" >&6; }
# Record the configure-time value of MACOSX_DEPLOYMENT_TARGET,
# it may influence the way we can build extensions, so distutils
# needs to check it
CONFIGURE_MACOSX_DEPLOYMENT_TARGET=
EXPORT_MACOSX_DEPLOYMENT_TARGET='#'
# checks for alternative programs
# compiler flags are generated in two sets, BASECFLAGS and OPT. OPT is just
# for debug/optimization stuff. BASECFLAGS is for flags that are required
# just to get things to compile and link. Users are free to override OPT
# when running configure or make. The build should not break if they do.
# BASECFLAGS should generally not be messed with, however.
# XXX shouldn't some/most/all of this code be merged with the stuff later
# on that fiddles with OPT and BASECFLAGS?
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --without-gcc" >&5
$as_echo_n "checking for --without-gcc... " >&6; }
# Check whether --with-gcc was given.
if test "${with_gcc+set}" = set; then :
withval=$with_gcc;
case $withval in
no) CC=${CC:-cc}
without_gcc=yes;;
yes) CC=gcc
without_gcc=no;;
*) CC=$withval
without_gcc=$withval;;
AIX*) CC=${CC:-xlc_r}
without_gcc=;;
*) without_gcc=no;;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $without_gcc" >&5
$as_echo "$without_gcc" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-icc" >&5
$as_echo_n "checking for --with-icc... " >&6; }
# Check whether --with-icc was given.
if test "${with_icc+set}" = set; then :
withval=$with_icc;
with_icc=no;;
yes) CC=icc
CXX=icpc
with_icc=yes;;
with_icc=$withval;;
with_icc=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_icc" >&5
$as_echo "$with_icc" >&6; }
# If the user switches compilers, we can't believe the cache
if test ! -z "$ac_cv_prog_CC" -a ! -z "$CC" -a "$CC" != "$ac_cv_prog_CC"
as_fn_error $? "cached CC is different -- throw away $cache_file
(it is also a good idea to do 'make clean' before compiling)" "$LINENO" 5
# Don't let AC_PROG_CC set the default CFLAGS. It normally sets -g -O2
# when the compiler supports them, but we don't always want -O2, and
# we set -g later.
if test -z "$CFLAGS"; then
CFLAGS=
if test "$ac_sys_system" = "Darwin"
# Compiler selection on MacOSX is more complicated than
# AC_PROG_CC can handle, see Mac/README.txt for more
if test -z "${CC}"
found_gcc=
found_clang=
as_save_IFS=$IFS; IFS=:
if test -x "${as_dir}/gcc"; then
if test -z "${found_gcc}"; then
found_gcc="${as_dir}/gcc"
if test -x "${as_dir}/clang"; then
if test -z "${found_clang}"; then
found_clang="${as_dir}/clang"
if test -n "$found_gcc" -a -n "$found_clang"
if test -n "`"$found_gcc" --version | grep llvm-gcc`"
{ $as_echo "$as_me:${as_lineno-$LINENO}: Detected llvm-gcc, falling back to clang" >&5
$as_echo "$as_me: Detected llvm-gcc, falling back to clang" >&6;}
CC="$found_clang"
CXX="$found_clang++"
elif test -z "$found_gcc" -a -n "$found_clang"
{ $as_echo "$as_me:${as_lineno-$LINENO}: No GCC found, use CLANG" >&5
$as_echo "$as_me: No GCC found, use CLANG" >&6;}
elif test -z "$found_gcc" -a -z "$found_clang"
found_clang=`/usr/bin/xcrun -find clang 2>/dev/null`
if test -n "${found_clang}"
{ $as_echo "$as_me:${as_lineno-$LINENO}: Using clang from Xcode.app" >&5
$as_echo "$as_me: Using clang from Xcode.app" >&6;}
CC="${found_clang}"
CXX="`/usr/bin/xcrun -find clang++`"
# else: use default behaviour
if test -n "$ac_tool_prefix"; then
# Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
set dummy ${ac_tool_prefix}gcc; ac_word=$2
if ${ac_cv_prog_CC+:} false; then :
if test -n "$CC"; then
ac_cv_prog_CC="$CC" # Let the user override the test.
ac_cv_prog_CC="${ac_tool_prefix}gcc"
CC=$ac_cv_prog_CC
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
$as_echo "$CC" >&6; }
if test -z "$ac_cv_prog_CC"; then
ac_ct_CC=$CC
# Extract the first word of "gcc", so it can be a program name with args.
set dummy gcc; ac_word=$2
if ${ac_cv_prog_ac_ct_CC+:} false; then :
if test -n "$ac_ct_CC"; then
ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
ac_cv_prog_ac_ct_CC="gcc"
ac_ct_CC=$ac_cv_prog_ac_ct_CC
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
$as_echo "$ac_ct_CC" >&6; }
if test "x$ac_ct_CC" = x; then
CC=""
case $cross_compiling:$ac_tool_warned in
yes:)
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
ac_tool_warned=yes ;;
CC=$ac_ct_CC
CC="$ac_cv_prog_CC"
if test -z "$CC"; then
# Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
set dummy ${ac_tool_prefix}cc; ac_word=$2
ac_cv_prog_CC="${ac_tool_prefix}cc"
# Extract the first word of "cc", so it can be a program name with args.
set dummy cc; ac_word=$2
ac_prog_rejected=no
if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
ac_prog_rejected=yes
ac_cv_prog_CC="cc"
if test $ac_prog_rejected = yes; then
# We found a bogon in the path, so make sure we never use it.
set dummy $ac_cv_prog_CC
if test $# != 0; then
# We chose a different compiler from the bogus one.
# However, it has the same basename, so the bogon will be chosen
# first if we set CC to just the basename; use the full file name.
ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
for ac_prog in cl.exe
# Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
set dummy $ac_tool_prefix$ac_prog; ac_word=$2
ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
test -n "$CC" && break
ac_cv_prog_ac_ct_CC="$ac_prog"
test -n "$ac_ct_CC" && break
test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
as_fn_error $? "no acceptable C compiler found in \$PATH
# Provide some information about the compiler.
$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
set X $ac_compile
ac_compiler=$2
for ac_option in --version -v -V -qversion; do
{ { ac_try="$ac_compiler $ac_option >&5"
(eval "$ac_compiler $ac_option >&5") 2>conftest.err
sed '10a\
... rest of stderr output deleted ...
10q' conftest.err >conftest.er1
rm -f conftest.er1 conftest.err
test $ac_status = 0; }
ac_clean_files_save=$ac_clean_files
ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
# Try to create an executable without -o first, disregard a.out.
# It will help us diagnose broken compilers, and finding out an intuition
# of exeext.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
$as_echo_n "checking whether the C compiler works... " >&6; }
ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
# The possible output files:
ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
ac_rmfiles=
for ac_file in $ac_files
case $ac_file in
*.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
* ) ac_rmfiles="$ac_rmfiles $ac_file";;
rm -f $ac_rmfiles
if { { ac_try="$ac_link_default"
(eval "$ac_link_default") 2>&5
test $ac_status = 0; }; then :
# Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
# So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
# in a Makefile. We should not override ac_cv_exeext if it was cached,
# so that the user can short-circuit this test for compilers unknown to
# Autoconf.
for ac_file in $ac_files ''
test -f "$ac_file" || continue
*.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj )
[ab].out )
# We found the default executable, but exeext='' is most
# certainly right.
break;;
*.* )
if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
then :; else
ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
# We set ac_cv_exeext here because the later test for it is not
# safe: cross compilers may not add the suffix if given an `-o'
# argument, so we may need to know it at that point already.
# Even if this section looks crufty: it has the advantage of
# actually working.
* )
test "$ac_cv_exeext" = no && ac_cv_exeext=
ac_file=''
if test -z "$ac_file"; then :
{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
as_fn_error 77 "C compiler cannot create executables
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
$as_echo_n "checking for C compiler default output file name... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
$as_echo "$ac_file" >&6; }
ac_exeext=$ac_cv_exeext
rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
ac_clean_files=$ac_clean_files_save
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
$as_echo_n "checking for suffix of executables... " >&6; }
# If both `conftest.exe' and `conftest' are `present' (well, observable)
# catch `conftest.exe'. For instance with Cygwin, `ls conftest' will
# work properly (i.e., refer to `conftest.exe'), while it won't with
# `rm'.
for ac_file in conftest.exe conftest conftest.*; do
*.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
* ) break;;
as_fn_error $? "cannot compute suffix of executables: cannot compile and link
rm -f conftest conftest$ac_cv_exeext
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
$as_echo "$ac_cv_exeext" >&6; }
rm -f conftest.$ac_ext
EXEEXT=$ac_cv_exeext
ac_exeext=$EXEEXT
FILE *f = fopen ("conftest.out", "w");
ac_clean_files="$ac_clean_files conftest.out"
# Check that the compiler produces executables we can run. If not, either
# the compiler is broken, or we cross compile.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
$as_echo_n "checking whether we are cross compiling... " >&6; }
if test "$cross_compiling" != yes; then
{ { ac_try="$ac_link"
if { ac_try='./conftest$ac_cv_exeext'
test $ac_status = 0; }; }; then
if test "$cross_compiling" = maybe; then
as_fn_error $? "cannot run C compiled programs.
If you meant to cross compile, use \`--host'.
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
$as_echo "$cross_compiling" >&6; }
rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
$as_echo_n "checking for suffix of object files... " >&6; }
if ${ac_cv_objext+:} false; then :
rm -f conftest.o conftest.obj
(eval "$ac_compile") 2>&5
for ac_file in conftest.o conftest.obj conftest.*; do
test -f "$ac_file" || continue;
*.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;;
*) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'`
as_fn_error $? "cannot compute suffix of object files: cannot compile
rm -f conftest.$ac_cv_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
$as_echo "$ac_cv_objext" >&6; }
OBJEXT=$ac_cv_objext
ac_objext=$OBJEXT
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
if ${ac_cv_c_compiler_gnu+:} false; then :
#ifndef __GNUC__
ac_compiler_gnu=yes
ac_compiler_gnu=no
ac_cv_c_compiler_gnu=$ac_compiler_gnu
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
$as_echo "$ac_cv_c_compiler_gnu" >&6; }
if test $ac_compiler_gnu = yes; then
GCC=yes
GCC=
ac_test_CFLAGS=${CFLAGS+set}
ac_save_CFLAGS=$CFLAGS
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
$as_echo_n "checking whether $CC accepts -g... " >&6; }
if ${ac_cv_prog_cc_g+:} false; then :
ac_save_c_werror_flag=$ac_c_werror_flag
ac_c_werror_flag=yes
ac_cv_prog_cc_g=no
CFLAGS="-g"
ac_cv_prog_cc_g=yes
CFLAGS=""
ac_c_werror_flag=$ac_save_c_werror_flag
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
$as_echo "$ac_cv_prog_cc_g" >&6; }
if test "$ac_test_CFLAGS" = set; then
CFLAGS=$ac_save_CFLAGS
elif test $ac_cv_prog_cc_g = yes; then
if test "$GCC" = yes; then
CFLAGS="-g -O2"
CFLAGS="-O2"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
if ${ac_cv_prog_cc_c89+:} false; then :
ac_cv_prog_cc_c89=no
ac_save_CC=$CC
#include <stdarg.h>
struct stat;
/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */
struct buf { int x; };
FILE * (*rcsopen) (struct buf *, struct stat *, int);
static char *e (p, i)
char **p;
int i;
return p[i];
static char *f (char * (*g) (char **, int), char **p, ...)
char *s;
va_list v;
va_start (v,p);
s = g (p, va_arg (v,int));
va_end (v);
return s;
/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has
function prototypes and stuff, but not '\xHH' hex character constants.
These don't provoke an error unfortunately, instead are silently treated
as 'x'. The following induces an error, until -std is added to get
proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an
array size at least. It's necessary to write '\x00'==0 to get something
that's true only with -std. */
int osf4_cc_array ['\x00' == 0 ? 1 : -1];
/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
inside strings and character constants. */
#define FOO(x) 'x'
int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
int test (int i, double x);
struct s1 {int (*f) (int a);};
struct s2 {int (*f) (double a);};
int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
int argc;
char **argv;
return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1];
for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
CC="$ac_save_CC $ac_arg"
ac_cv_prog_cc_c89=$ac_arg
rm -f core conftest.err conftest.$ac_objext
test "x$ac_cv_prog_cc_c89" != "xno" && break
CC=$ac_save_CC
# AC_CACHE_VAL
case "x$ac_cv_prog_cc_c89" in
x)
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
$as_echo "none needed" >&6; } ;;
xno)
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
$as_echo "unsupported" >&6; } ;;
CC="$CC $ac_cv_prog_cc_c89"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
if test "x$ac_cv_prog_cc_c89" != xno; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
$as_echo_n "checking how to run the C preprocessor... " >&6; }
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
CPP=
if test -z "$CPP"; then
if ${ac_cv_prog_CPP+:} false; then :
# Double quotes because CPP needs to be expanded
for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
ac_preproc_ok=false
for ac_c_preproc_warn_flag in '' yes
# Use a header file that comes with gcc, so configuring glibc
# with a fresh cross-compiler works.
# Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
# <limits.h> exists even on freestanding compilers.
# On the NeXT, cc -E runs the code through the compiler's parser,
# not just through cpp. "Syntax error" is here to catch this case.
Syntax error
# Broken: fails on valid input.
# OK, works on sane cases. Now check whether nonexistent headers
# can be detected and how.
#include <ac_nonexistent.h>
# Broken: success on invalid input.
# Passes both tests.
ac_preproc_ok=:
# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
rm -f conftest.i conftest.err conftest.$ac_ext
if $ac_preproc_ok; then :
ac_cv_prog_CPP=$CPP
CPP=$ac_cv_prog_CPP
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
$as_echo "$CPP" >&6; }
as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
if ${ac_cv_path_GREP+:} false; then :
if test -z "$GREP"; then
ac_path_GREP_found=false
# Loop through the user's path and test for each of PROGNAME-LIST
for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
for ac_prog in grep ggrep; do
ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
as_fn_executable_p "$ac_path_GREP" || continue
# Check for GNU ac_path_GREP and select it if it is found.
# Check for GNU $ac_path_GREP
case `"$ac_path_GREP" --version 2>&1` in
*GNU*)
ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
ac_count=0
$as_echo_n 0123456789 >"conftest.in"
while :
cat "conftest.in" "conftest.in" >"conftest.tmp"
mv "conftest.tmp" "conftest.in"
cp "conftest.in" "conftest.nl"
$as_echo 'GREP' >> "conftest.nl"
"$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
as_fn_arith $ac_count + 1 && ac_count=$as_val
if test $ac_count -gt ${ac_path_GREP_max-0}; then
# Best one so far, save it but keep looking for a better one
ac_cv_path_GREP="$ac_path_GREP"
ac_path_GREP_max=$ac_count
# 10*(2^10) chars as input seems more than enough
test $ac_count -gt 10 && break
rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
$ac_path_GREP_found && break 3
if test -z "$ac_cv_path_GREP"; then
as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
ac_cv_path_GREP=$GREP
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
$as_echo "$ac_cv_path_GREP" >&6; }
GREP="$ac_cv_path_GREP"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
$as_echo_n "checking for a sed that does not truncate output... " >&6; }
if ${ac_cv_path_SED+:} false; then :
ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
for ac_i in 1 2 3 4 5 6 7; do
ac_script="$ac_script$as_nl$ac_script"
echo "$ac_script" 2>/dev/null | sed 99q >conftest.sed
{ ac_script=; unset ac_script;}
if test -z "$SED"; then
ac_path_SED_found=false
for ac_prog in sed gsed; do
ac_path_SED="$as_dir/$ac_prog$ac_exec_ext"
as_fn_executable_p "$ac_path_SED" || continue
# Check for GNU ac_path_SED and select it if it is found.
# Check for GNU $ac_path_SED
case `"$ac_path_SED" --version 2>&1` in
ac_cv_path_SED="$ac_path_SED" ac_path_SED_found=:;;
$as_echo '' >> "conftest.nl"
"$ac_path_SED" -f conftest.sed < "conftest.nl" >"conftest.out" 2>/dev/null || break
if test $ac_count -gt ${ac_path_SED_max-0}; then
ac_cv_path_SED="$ac_path_SED"
ac_path_SED_max=$ac_count
$ac_path_SED_found && break 3
if test -z "$ac_cv_path_SED"; then
as_fn_error $? "no acceptable sed could be found in \$PATH" "$LINENO" 5
ac_cv_path_SED=$SED
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_SED" >&5
$as_echo "$ac_cv_path_SED" >&6; }
SED="$ac_cv_path_SED"
rm -f conftest.sed
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-cxx-main=<compiler>" >&5
$as_echo_n "checking for --with-cxx-main=<compiler>... " >&6; }
# Check whether --with-cxx_main was given.
if test "${with_cxx_main+set}" = set; then :
withval=$with_cxx_main;
no) with_cxx_main=no
MAINCC='$(CC)';;
yes) with_cxx_main=yes
MAINCC='$(CXX)';;
*) with_cxx_main=yes
MAINCC=$withval
if test -z "$CXX"
CXX=$withval
with_cxx_main=no
MAINCC='$(CC)'
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_cxx_main" >&5
$as_echo "$with_cxx_main" >&6; }
preset_cxx="$CXX"
case "$CC" in
gcc) if test -n "$ac_tool_prefix"; then
# Extract the first word of "${ac_tool_prefix}g++", so it can be a program name with args.
set dummy ${ac_tool_prefix}g++; ac_word=$2
if ${ac_cv_path_CXX+:} false; then :
case $CXX in
[\\/]* | ?:[\\/]*)
ac_cv_path_CXX="$CXX" # Let the user override the test with a path.
for as_dir in notfound
ac_cv_path_CXX="$as_dir/$ac_word$ac_exec_ext"
CXX=$ac_cv_path_CXX
if test -n "$CXX"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CXX" >&5
$as_echo "$CXX" >&6; }
if test -z "$ac_cv_path_CXX"; then
ac_pt_CXX=$CXX
# Extract the first word of "g++", so it can be a program name with args.
set dummy g++; ac_word=$2
if ${ac_cv_path_ac_pt_CXX+:} false; then :
case $ac_pt_CXX in
ac_cv_path_ac_pt_CXX="$ac_pt_CXX" # Let the user override the test with a path.
ac_cv_path_ac_pt_CXX="$as_dir/$ac_word$ac_exec_ext"
ac_pt_CXX=$ac_cv_path_ac_pt_CXX
if test -n "$ac_pt_CXX"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_CXX" >&5
$as_echo "$ac_pt_CXX" >&6; }
if test "x$ac_pt_CXX" = x; then
CXX="g++"
CXX=$ac_pt_CXX
CXX="$ac_cv_path_CXX"
cc) if test -n "$ac_tool_prefix"; then
# Extract the first word of "${ac_tool_prefix}c++", so it can be a program name with args.
set dummy ${ac_tool_prefix}c++; ac_word=$2
# Extract the first word of "c++", so it can be a program name with args.
set dummy c++; ac_word=$2
CXX="c++"
clang|*/clang) if test -n "$ac_tool_prefix"; then
# Extract the first word of "${ac_tool_prefix}clang++", so it can be a program name with args.
set dummy ${ac_tool_prefix}clang++; ac_word=$2
# Extract the first word of "clang++", so it can be a program name with args.
set dummy clang++; ac_word=$2
CXX="clang++"
icc|*/icc) if test -n "$ac_tool_prefix"; then
# Extract the first word of "${ac_tool_prefix}icpc", so it can be a program name with args.
set dummy ${ac_tool_prefix}icpc; ac_word=$2
# Extract the first word of "icpc", so it can be a program name with args.
set dummy icpc; ac_word=$2
CXX="icpc"
if test "$CXX" = "notfound"
CXX=""
for ac_prog in $CCC c++ g++ gcc CC cxx cc++ cl
if ${ac_cv_prog_CXX+:} false; then :
ac_cv_prog_CXX="$CXX" # Let the user override the test.
ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
CXX=$ac_cv_prog_CXX
test -n "$CXX" && break
if test -z "$CXX"; then
ac_ct_CXX=$CXX
if ${ac_cv_prog_ac_ct_CXX+:} false; then :
if test -n "$ac_ct_CXX"; then
ac_cv_prog_ac_ct_CXX="$ac_ct_CXX" # Let the user override the test.
ac_cv_prog_ac_ct_CXX="$ac_prog"
ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CXX" >&5
$as_echo "$ac_ct_CXX" >&6; }
test -n "$ac_ct_CXX" && break
if test "x$ac_ct_CXX" = x; then
CXX="notfound"
CXX=$ac_ct_CXX
if test "$preset_cxx" != "$CXX"
{ $as_echo "$as_me:${as_lineno-$LINENO}:
By default, distutils will build C++ extension modules with \"$CXX\".
If this is not intended, then set CXX on the configure command line.
" >&5
$as_echo "$as_me:
" >&6;}
MULTIARCH=$($CC --print-multiarch 2>/dev/null)
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the platform triplet based on compiler characteristics" >&5
$as_echo_n "checking for the platform triplet based on compiler characteristics... " >&6; }
cat >> conftest.c <<EOF
#undef bfin
#undef cris
#undef fr30
#undef linux
#undef hppa
#undef hpux
#undef i386
#undef mips
#undef powerpc
#undef sparc
#undef unix
#if defined(__ANDROID__)
# Android is not a multiarch system.
#elif defined(__linux__)
# if defined(__x86_64__) && defined(__LP64__)
x86_64-linux-gnu
# elif defined(__x86_64__) && defined(__ILP32__)
x86_64-linux-gnux32
# elif defined(__i386__)
i386-linux-gnu
# elif defined(__aarch64__) && defined(__AARCH64EL__)
# if defined(__ILP32__)
aarch64_ilp32-linux-gnu
# else
aarch64-linux-gnu
# elif defined(__aarch64__) && defined(__AARCH64EB__)
aarch64_be_ilp32-linux-gnu
aarch64_be-linux-gnu
# elif defined(__alpha__)
alpha-linux-gnu
# elif defined(__ARM_EABI__) && defined(__ARM_PCS_VFP)
# if defined(__ARMEL__)
arm-linux-gnueabihf
armeb-linux-gnueabihf
# elif defined(__ARM_EABI__) && !defined(__ARM_PCS_VFP)
arm-linux-gnueabi
armeb-linux-gnueabi
# elif defined(__hppa__)
hppa-linux-gnu
# elif defined(__ia64__)
ia64-linux-gnu
# elif defined(__m68k__) && !defined(__mcoldfire__)
m68k-linux-gnu
# elif defined(__mips_hard_float) && defined(_MIPSEL)
# if _MIPS_SIM == _ABIO32
mipsel-linux-gnu
# elif _MIPS_SIM == _ABIN32
mips64el-linux-gnuabin32
# elif _MIPS_SIM == _ABI64
mips64el-linux-gnuabi64
# error unknown platform triplet
# elif defined(__mips_hard_float)
mips-linux-gnu
mips64-linux-gnuabin32
mips64-linux-gnuabi64
# elif defined(__or1k__)
or1k-linux-gnu
# elif defined(__powerpc__) && defined(__SPE__)
powerpc-linux-gnuspe
# elif defined(__powerpc64__)
# if defined(__LITTLE_ENDIAN__)
powerpc64le-linux-gnu
powerpc64-linux-gnu
# elif defined(__powerpc__)
powerpc-linux-gnu
# elif defined(__s390x__)
s390x-linux-gnu
# elif defined(__s390__)
s390-linux-gnu
# elif defined(__sh__) && defined(__LITTLE_ENDIAN__)
sh4-linux-gnu
# elif defined(__sparc__) && defined(__arch64__)
sparc64-linux-gnu
# elif defined(__sparc__)
sparc-linux-gnu
#elif defined(__FreeBSD_kernel__)
# if defined(__LP64__)
x86_64-kfreebsd-gnu
i386-kfreebsd-gnu
#elif defined(__gnu_hurd__)
i386-gnu
#elif defined(__APPLE__)
darwin
EOF
if $CPP $CPPFLAGS conftest.c >conftest.out 2>/dev/null; then
PLATFORM_TRIPLET=`grep -v '^#' conftest.out | grep -v '^ *$' | tr -d ' '`
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $PLATFORM_TRIPLET" >&5
$as_echo "$PLATFORM_TRIPLET" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
$as_echo "none" >&6; }
rm -f conftest.c conftest.out
if test x$PLATFORM_TRIPLET != x && test x$MULTIARCH != x; then
if test x$PLATFORM_TRIPLET != x$MULTIARCH; then
as_fn_error $? "internal configure error for the platform triplet, please file a bug report" "$LINENO" 5
elif test x$PLATFORM_TRIPLET != x && test x$MULTIARCH = x; then
MULTIARCH=$PLATFORM_TRIPLET
if test x$MULTIARCH != x; then
MULTIARCH_CPPFLAGS="-DMULTIARCH=\\\"$MULTIARCH\\\""
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -Wl,--no-as-needed" >&5
$as_echo_n "checking for -Wl,--no-as-needed... " >&6; }
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--no-as-needed"
NO_AS_NEEDED="-Wl,--no-as-needed"
NO_AS_NEEDED=""
LDFLAGS="$save_LDFLAGS"
# checks for UNIX variants that set C preprocessor variables
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
$as_echo_n "checking for egrep... " >&6; }
if ${ac_cv_path_EGREP+:} false; then :
if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
then ac_cv_path_EGREP="$GREP -E"
if test -z "$EGREP"; then
ac_path_EGREP_found=false
for ac_prog in egrep; do
ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
as_fn_executable_p "$ac_path_EGREP" || continue
# Check for GNU ac_path_EGREP and select it if it is found.
# Check for GNU $ac_path_EGREP
case `"$ac_path_EGREP" --version 2>&1` in
ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
$as_echo 'EGREP' >> "conftest.nl"
"$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
if test $ac_count -gt ${ac_path_EGREP_max-0}; then
ac_cv_path_EGREP="$ac_path_EGREP"
ac_path_EGREP_max=$ac_count
$ac_path_EGREP_found && break 3
if test -z "$ac_cv_path_EGREP"; then
as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
ac_cv_path_EGREP=$EGREP
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
$as_echo "$ac_cv_path_EGREP" >&6; }
EGREP="$ac_cv_path_EGREP"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
$as_echo_n "checking for ANSI C header files... " >&6; }
if ${ac_cv_header_stdc+:} false; then :
#include <string.h>
#include <float.h>
ac_cv_header_stdc=yes
ac_cv_header_stdc=no
if test $ac_cv_header_stdc = yes; then
# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
$EGREP "memchr" >/dev/null 2>&1; then :
rm -f conftest*
# ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
$EGREP "free" >/dev/null 2>&1; then :
# /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
if test "$cross_compiling" = yes; then :
:
#include <ctype.h>
#if ((' ' & 0x0FF) == 0x020)
# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
# define ISLOWER(c) \
(('a' <= (c) && (c) <= 'i') \
|| ('j' <= (c) && (c) <= 'r') \
|| ('s' <= (c) && (c) <= 'z'))
# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
for (i = 0; i < 256; i++)
if (XOR (islower (i), ISLOWER (i))
|| toupper (i) != TOUPPER (i))
return 2;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
$as_echo "$ac_cv_header_stdc" >&6; }
$as_echo "#define STDC_HEADERS 1" >>confdefs.h
# On IRIX 5.3, sys/types and inttypes.h are conflicting.
for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
inttypes.h stdint.h unistd.h
do :
as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
ac_fn_c_check_header_mongrel "$LINENO" "minix/config.h" "ac_cv_header_minix_config_h" "$ac_includes_default"
if test "x$ac_cv_header_minix_config_h" = xyes; then :
MINIX=yes
MINIX=
if test "$MINIX" = yes; then
$as_echo "#define _POSIX_SOURCE 1" >>confdefs.h
$as_echo "#define _POSIX_1_SOURCE 2" >>confdefs.h
$as_echo "#define _MINIX 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5
$as_echo_n "checking whether it is safe to define __EXTENSIONS__... " >&6; }
if ${ac_cv_safe_to_define___extensions__+:} false; then :
# define __EXTENSIONS__ 1
$ac_includes_default
ac_cv_safe_to_define___extensions__=yes
ac_cv_safe_to_define___extensions__=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_safe_to_define___extensions__" >&5
$as_echo "$ac_cv_safe_to_define___extensions__" >&6; }
test $ac_cv_safe_to_define___extensions__ = yes &&
$as_echo "#define __EXTENSIONS__ 1" >>confdefs.h
$as_echo "#define _ALL_SOURCE 1" >>confdefs.h
$as_echo "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
$as_echo "#define _TANDEM_SOURCE 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the Android API level" >&5
$as_echo_n "checking for the Android API level... " >&6; }
#ifdef __ANDROID__
#include <android/api-level.h>
android_api = __ANDROID_API__
arm_arch = __ARM_ARCH
#error not Android
ANDROID_API_LEVEL=`sed -n -e '/__ANDROID_API__/d' -e 's/^android_api = //p' conftest.out`
_arm_arch=`sed -n -e '/__ARM_ARCH/d' -e 's/^arm_arch = //p' conftest.out`
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ANDROID_API_LEVEL" >&5
$as_echo "$ANDROID_API_LEVEL" >&6; }
#define ANDROID_API_LEVEL $ANDROID_API_LEVEL
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the Android arm ABI" >&5
$as_echo_n "checking for the Android arm ABI... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $_arm_arch" >&5
$as_echo "$_arm_arch" >&6; }
if test "$_arm_arch" = 7; then
BASECFLAGS="${BASECFLAGS} -mfloat-abi=softfp -mfpu=vfpv3-d16"
LDFLAGS="${LDFLAGS} -march=armv7-a -Wl,--fix-cortex-a8"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: not Android" >&5
$as_echo "not Android" >&6; }
# Check for unsupported systems
atheos*|Linux*/1*)
echo This system \($ac_sys_system/$ac_sys_release\) is no longer supported.
echo See README for details.
exit 1;;
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-suffix" >&5
$as_echo_n "checking for --with-suffix... " >&6; }
# Check whether --with-suffix was given.
if test "${with_suffix+set}" = set; then :
withval=$with_suffix;
no) EXEEXT=;;
yes) EXEEXT=.exe;;
*) EXEEXT=$withval;;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $EXEEXT" >&5
$as_echo "$EXEEXT" >&6; }
# Test whether we're running on a non-case-sensitive system, in which
# case we give a warning if no ext is given
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for case-insensitive build directory" >&5
$as_echo_n "checking for case-insensitive build directory... " >&6; }
if test ! -d CaseSensitiveTestDir; then
mkdir CaseSensitiveTestDir
if test -d casesensitivetestdir
BUILDEXEEXT=.exe
BUILDEXEEXT=$EXEEXT
rmdir CaseSensitiveTestDir
bsdos*)
case $CC in
gcc) CC="$CC -D_HAVE_BSDI";;
cc|*/cc) CC="$CC -Ae";;
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking LIBRARY" >&5
$as_echo_n "checking LIBRARY... " >&6; }
if test -z "$LIBRARY"
LIBRARY='libpython$(VERSION)$(ABIFLAGS).a'
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIBRARY" >&5
$as_echo "$LIBRARY" >&6; }
# LDLIBRARY is the name of the library to link against (as opposed to the
# name of the library into which to insert object files). BLDLIBRARY is also
# the library to link against, usually. On Mac OS X frameworks, BLDLIBRARY
# is blank as the main program is not linked directly against LDLIBRARY.
# LDLIBRARYDIR is the path to LDLIBRARY, which is made in a subdirectory. On
# systems without shared libraries, LDLIBRARY is the same as LIBRARY
# (defined in the Makefiles). On Cygwin LDLIBRARY is the import library,
# DLLLIBRARY is the shared (i.e., DLL) library.
# RUNSHARED is used to run shared python without installed libraries
# INSTSONAME is the name of the shared library that will be use to install
# on the system - some systems like version suffix, others don't
# LDVERSION is the shared library version number, normally the Python version
# with the ABI build flags appended.
LDLIBRARY="$LIBRARY"
BLDLIBRARY='$(LDLIBRARY)'
INSTSONAME='$(LDLIBRARY)'
DLLLIBRARY=''
LDLIBRARYDIR=''
RUNSHARED=''
LDVERSION="$VERSION"
# LINKCC is the command that links the python executable -- default is $(CC).
# If CXX is set, and if it is needed to link a main function that was
# compiled with CXX, LINKCC is CXX instead. Always using CXX is undesirable:
# python might then depend on the C++ runtime
# This is altered for AIX in order to build the export list before
# linking.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking LINKCC" >&5
$as_echo_n "checking LINKCC... " >&6; }
if test -z "$LINKCC"
LINKCC='$(PURIFY) $(MAINCC)'
AIX*)
exp_extra="\"\""
if test $ac_sys_release -ge 5 -o \
$ac_sys_release -eq 4 -a `uname -r` -ge 2 ; then
exp_extra="."
LINKCC="\$(srcdir)/Modules/makexp_aix Modules/python.exp $exp_extra \$(LIBRARY); $LINKCC";;
QNX*)
# qcc must be used because the other compilers do not
# support -N.
LINKCC=qcc;;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LINKCC" >&5
$as_echo "$LINKCC" >&6; }
# GNULD is set to "yes" if the GNU linker is used. If this goes wrong
# make sure we default having it set to "no": this is used by
# distutils.unixccompiler to know if it should add --enable-new-dtags
# to linker command lines, and failing to detect GNU ld simply results
# in the same bahaviour as before.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5
$as_echo_n "checking for GNU ld... " >&6; }
ac_prog=ld
ac_prog=`$CC -print-prog-name=ld`
case `"$ac_prog" -V 2>&1 < /dev/null` in
GNULD=yes;;
GNULD=no;;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $GNULD" >&5
$as_echo "$GNULD" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
$as_echo_n "checking for inline... " >&6; }
if ${ac_cv_c_inline+:} false; then :
ac_cv_c_inline=no
for ac_kw in inline __inline__ __inline; do
#ifndef __cplusplus
typedef int foo_t;
static $ac_kw foo_t static_foo () {return 0; }
$ac_kw foo_t foo () {return 0; }
ac_cv_c_inline=$ac_kw
test "$ac_cv_c_inline" != no && break
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_inline" >&5
$as_echo "$ac_cv_c_inline" >&6; }
case $ac_cv_c_inline in
inline | yes) ;;
no) ac_val=;;
*) ac_val=$ac_cv_c_inline;;
#define inline $ac_val
if test "$ac_cv_c_inline" != no ; then
$as_echo "#define USE_INLINE 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-shared" >&5
$as_echo_n "checking for --enable-shared... " >&6; }
# Check whether --enable-shared was given.
if test "${enable_shared+set}" = set; then :
enableval=$enable_shared;
if test -z "$enable_shared"
CYGWIN*)
enable_shared="yes";;
enable_shared="no";;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_shared" >&5
$as_echo "$enable_shared" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-profiling" >&5
$as_echo_n "checking for --enable-profiling... " >&6; }
# Check whether --enable-profiling was given.
if test "${enable_profiling+set}" = set; then :
enableval=$enable_profiling;
if test "x$enable_profiling" = xyes; then
ac_save_cc="$CC"
CC="$CC -pg"
int main() { return 0; }
enable_profiling=no
CC="$ac_save_cc"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_profiling" >&5
$as_echo "$enable_profiling" >&6; }
BASECFLAGS="-pg $BASECFLAGS"
LDFLAGS="-pg $LDFLAGS"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking LDLIBRARY" >&5
$as_echo_n "checking LDLIBRARY... " >&6; }
# MacOSX framework builds need more magic. LDLIBRARY is the dynamic
# library that we build, but we do not want to link against it (we
# will find it with a -framework option). For this reason there is an
# extra variable BLDLIBRARY against which Python and the extension
# modules are linked, BLDLIBRARY. This is normally the same as
# LDLIBRARY, but empty for MacOSX framework builds.
if test "$enable_framework"
LDLIBRARY='$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
RUNSHARED=DYLD_FRAMEWORK_PATH=`pwd`${DYLD_FRAMEWORK_PATH:+:${DYLD_FRAMEWORK_PATH}}
BLDLIBRARY=''
# Other platforms follow
if test $enable_shared = "yes"; then
PY_ENABLE_SHARED=1
$as_echo "#define Py_ENABLE_SHARED 1" >>confdefs.h
LDLIBRARY='libpython$(LDVERSION).dll.a'
DLLLIBRARY='libpython$(LDVERSION).dll'
SunOS*)
LDLIBRARY='libpython$(LDVERSION).so'
BLDLIBRARY='-Wl,-R,$(LIBDIR) -L. -lpython$(LDVERSION)'
RUNSHARED=LD_LIBRARY_PATH=`pwd`${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}
INSTSONAME="$LDLIBRARY".$SOVERSION
if test "$with_pydebug" != yes
PY3LIBRARY=libpython3.so
Linux*|GNU*|NetBSD*|FreeBSD*|DragonFly*|OpenBSD*)
BLDLIBRARY='-L. -lpython$(LDVERSION)'
case `uname -m` in
ia64)
LDLIBRARY='libpython$(LDVERSION).sl'
BLDLIBRARY='-Wl,+b,$(LIBDIR) -L. -lpython$(LDVERSION)'
RUNSHARED=SHLIB_PATH=`pwd`${SHLIB_PATH:+:${SHLIB_PATH}}
Darwin*)
LDLIBRARY='libpython$(LDVERSION).dylib'
RUNSHARED=DYLD_LIBRARY_PATH=`pwd`${DYLD_LIBRARY_PATH:+:${DYLD_LIBRARY_PATH}}
RUNSHARED=LIBPATH=`pwd`${LIBPATH:+:${LIBPATH}}
else # shared is disabled
PY_ENABLE_SHARED=0
BLDLIBRARY='$(LIBRARY)'
RUNSHARED=
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LDLIBRARY" >&5
$as_echo "$LDLIBRARY" >&6; }
# Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
set dummy ${ac_tool_prefix}ranlib; ac_word=$2
if ${ac_cv_prog_RANLIB+:} false; then :
if test -n "$RANLIB"; then
ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
RANLIB=$ac_cv_prog_RANLIB
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
$as_echo "$RANLIB" >&6; }
if test -z "$ac_cv_prog_RANLIB"; then
ac_ct_RANLIB=$RANLIB
# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
if test -n "$ac_ct_RANLIB"; then
ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
ac_cv_prog_ac_ct_RANLIB="ranlib"
ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
$as_echo "$ac_ct_RANLIB" >&6; }
if test "x$ac_ct_RANLIB" = x; then
RANLIB=":"
RANLIB=$ac_ct_RANLIB
RANLIB="$ac_cv_prog_RANLIB"
for ac_prog in ar aal
if ${ac_cv_prog_AR+:} false; then :
if test -n "$AR"; then
ac_cv_prog_AR="$AR" # Let the user override the test.
ac_cv_prog_AR="$ac_tool_prefix$ac_prog"
AR=$ac_cv_prog_AR
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
$as_echo "$AR" >&6; }
test -n "$AR" && break
if test -z "$AR"; then
ac_ct_AR=$AR
if ${ac_cv_prog_ac_ct_AR+:} false; then :
if test -n "$ac_ct_AR"; then
ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
ac_cv_prog_ac_ct_AR="$ac_prog"
ac_ct_AR=$ac_cv_prog_ac_ct_AR
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
$as_echo "$ac_ct_AR" >&6; }
test -n "$ac_ct_AR" && break
if test "x$ac_ct_AR" = x; then
AR="ar"
AR=$ac_ct_AR
# tweak ARFLAGS only if the user didn't set it on the command line
if test -z "$ARFLAGS"
ARFLAGS="rc"
for ac_prog in readelf
if ${ac_cv_prog_READELF+:} false; then :
if test -n "$READELF"; then
ac_cv_prog_READELF="$READELF" # Let the user override the test.
ac_cv_prog_READELF="$ac_tool_prefix$ac_prog"
READELF=$ac_cv_prog_READELF
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $READELF" >&5
$as_echo "$READELF" >&6; }
test -n "$READELF" && break
if test -z "$READELF"; then
ac_ct_READELF=$READELF
if ${ac_cv_prog_ac_ct_READELF+:} false; then :
if test -n "$ac_ct_READELF"; then
ac_cv_prog_ac_ct_READELF="$ac_ct_READELF" # Let the user override the test.
ac_cv_prog_ac_ct_READELF="$ac_prog"
ac_ct_READELF=$ac_cv_prog_ac_ct_READELF
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_READELF" >&5
$as_echo "$ac_ct_READELF" >&6; }
test -n "$ac_ct_READELF" && break
if test "x$ac_ct_READELF" = x; then
READELF=":"
READELF=$ac_ct_READELF
case "$READELF" in
readelf|:)
as_fn_error $? "readelf for the host is required for cross builds" "$LINENO" 5
bsdos*|hp*|HP*)
# install -d does not work on BSDI or HP-UX
if test -z "$INSTALL"
INSTALL="${srcdir}/install-sh -c"
# Find a good install program. We prefer a C program (faster),
# so one script is as good as another. But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AmigaOS /C/install, which installs bootblocks on floppy discs
# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# OS/2's system install, which has a completely different semantic
# ./install, which can be erroneously created by make from ./install.sh.
# Reject install programs that cannot install multiple files.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
$as_echo_n "checking for a BSD-compatible install... " >&6; }
if test -z "$INSTALL"; then
if ${ac_cv_path_install+:} false; then :
# Account for people who put trailing slashes in PATH elements.
case $as_dir/ in #((
./ | .// | /[cC]/* | \
/etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \
/usr/ucb/* ) ;;
# OSF1 and SCO ODT 3.0 have their own names for install.
# Don't use installbsd from OSF since it installs stuff as root
# by default.
for ac_prog in ginstall scoinst install; do
if as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
if test $ac_prog = install &&
grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
# AIX install. It has an incompatible calling convention.
elif test $ac_prog = install &&
grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
# program-specific install script used by HP pwplus--don't use.
rm -rf conftest.one conftest.two conftest.dir
echo one > conftest.one
echo two > conftest.two
mkdir conftest.dir
if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" &&
test -s conftest.one && test -s conftest.two &&
test -s conftest.dir/conftest.one &&
test -s conftest.dir/conftest.two
ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
break 3
if test "${ac_cv_path_install+set}" = set; then
INSTALL=$ac_cv_path_install
# As a last resort, use the slow shell script. Don't cache a
# value for INSTALL within a source directory, because that will
# break other packages using the cache if that directory is
# removed, or if the value is a relative name.
INSTALL=$ac_install_sh
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
$as_echo "$INSTALL" >&6; }
# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
# It thinks the first close brace ends the variable substitution.
test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a thread-safe mkdir -p" >&5
$as_echo_n "checking for a thread-safe mkdir -p... " >&6; }
if test -z "$MKDIR_P"; then
if ${ac_cv_path_mkdir+:} false; then :
for as_dir in $PATH$PATH_SEPARATOR/opt/sfw/bin
for ac_prog in mkdir gmkdir; do
as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext" || continue
case `"$as_dir/$ac_prog$ac_exec_ext" --version 2>&1` in #(
'mkdir (GNU coreutils) '* | \
'mkdir (coreutils) '* | \
'mkdir (fileutils) '4.1*)
ac_cv_path_mkdir=$as_dir/$ac_prog$ac_exec_ext
break 3;;
test -d ./--version && rmdir ./--version
if test "${ac_cv_path_mkdir+set}" = set; then
MKDIR_P="$ac_cv_path_mkdir -p"
# value for MKDIR_P within a source directory, because that will
MKDIR_P="$ac_install_sh -d"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5
$as_echo "$MKDIR_P" >&6; }
# Not every filesystem supports hard links
if test -z "$LN" ; then
CYGWIN*) LN="ln -s";;
*) LN=ln;;
# For calculating the .so ABI tag.
ABIFLAGS=""
# Check for --with-pydebug
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-pydebug" >&5
$as_echo_n "checking for --with-pydebug... " >&6; }
# Check whether --with-pydebug was given.
if test "${with_pydebug+set}" = set; then :
withval=$with_pydebug;
if test "$withval" != no
$as_echo "#define Py_DEBUG 1" >>confdefs.h
$as_echo "yes" >&6; };
Py_DEBUG='true'
ABIFLAGS="${ABIFLAGS}d"
else { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }; Py_DEBUG='false'
# Check for --with-assertions. Py_DEBUG implies assertions, but also changes
# the ABI. This allows enabling assertions without changing the ABI.
assertions='false'
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-assertions" >&5
$as_echo_n "checking for --with-assertions... " >&6; }
# Check whether --with-assertions was given.
if test "${with_assertions+set}" = set; then :
withval=$with_assertions;
assertions='true'
if test "$assertions" = 'true'; then
elif test "$Py_DEBUG" = 'true'; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: implied by --with-pydebug" >&5
$as_echo "implied by --with-pydebug" >&6; }
# Enable optimization flags
Py_OPT='false'
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-optimizations" >&5
$as_echo_n "checking for --enable-optimizations... " >&6; }
# Check whether --enable-optimizations was given.
if test "${enable_optimizations+set}" = set; then :
enableval=$enable_optimizations;
if test "$enableval" != no
Py_OPT='true'
$as_echo "no" >&6; };
if test "$Py_OPT" = 'true' ; then
# Intentionally not forcing Py_LTO='true' here. Too many toolchains do not
# compile working code using it and both test_distutils and test_gdb are
# broken when you do manage to get a toolchain that works with it. People
# who want LTO need to use --with-lto themselves.
DEF_MAKE_ALL_RULE="profile-opt"
REQUIRE_PGO="yes"
DEF_MAKE_RULE="build_all"
DEF_MAKE_ALL_RULE="build_all"
REQUIRE_PGO="no"
DEF_MAKE_RULE="all"
# Enable LTO flags
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-lto" >&5
$as_echo_n "checking for --with-lto... " >&6; }
# Check whether --with-lto was given.
if test "${with_lto+set}" = set; then :
withval=$with_lto;
Py_LTO='true'
Py_LTO='false'
if test "$Py_LTO" = 'true' ; then
*clang*)
# Any changes made here should be reflected in the GCC+Darwin case below
LTOFLAGS="-flto -Wl,-export_dynamic"
LTOFLAGS="-flto"
*gcc*)
LTOFLAGS="-flto -fuse-linker-plugin -ffat-lto-objects -flto-partition=none"
# Enable PGO flags.
# Make this work on systems where llvm tools are not installed with their
# normal names in the default $PATH (ie: Ubuntu). They exist under the
# non-suffixed name in their versioned llvm directory.
llvm_bin_dir=''
llvm_path="${PATH}"
if test "${CC}" = "clang"
clang_bin=`which clang`
# Some systems install clang elsewhere as a symlink to the real path
# which is where the related llvm tools are located.
if test -L "${clang_bin}"
clang_dir=`dirname "${clang_bin}"`
clang_bin=`readlink "${clang_bin}"`
llvm_bin_dir="${clang_dir}/"`dirname "${clang_bin}"`
llvm_path="${llvm_path}${PATH_SEPARATOR}${llvm_bin_dir}"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
$as_echo_n "checking target system type... " >&6; }
if ${ac_cv_target+:} false; then :
if test "x$target_alias" = x; then
ac_cv_target=$ac_cv_host
ac_cv_target=`$SHELL "$ac_aux_dir/config.sub" $target_alias` ||
as_fn_error $? "$SHELL $ac_aux_dir/config.sub $target_alias failed" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
$as_echo "$ac_cv_target" >&6; }
case $ac_cv_target in
*) as_fn_error $? "invalid value of canonical target" "$LINENO" 5;;
target=$ac_cv_target
set x $ac_cv_target
target_cpu=$1
target_vendor=$2
target_os=$*
case $target_os in *\ *) target_os=`echo "$target_os" | sed 's/ /-/g'`;; esac
# The aliases save the names the user supplied, while $host etc.
# will get canonicalized.
test -n "$target_alias" &&
test "$program_prefix$program_suffix$program_transform_name" = \
NONENONEs,x,x, &&
program_prefix=${target_alias}-
# Extract the first word of "$target_alias-llvm-profdata", so it can be a program name with args.
set dummy $target_alias-llvm-profdata; ac_word=$2
if ${ac_cv_path_LLVM_PROFDATA+:} false; then :
case $LLVM_PROFDATA in
ac_cv_path_LLVM_PROFDATA="$LLVM_PROFDATA" # Let the user override the test with a path.
for as_dir in ${llvm_path}
ac_cv_path_LLVM_PROFDATA="$as_dir/$ac_word$ac_exec_ext"
LLVM_PROFDATA=$ac_cv_path_LLVM_PROFDATA
if test -n "$LLVM_PROFDATA"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LLVM_PROFDATA" >&5
$as_echo "$LLVM_PROFDATA" >&6; }
if test -z "$ac_cv_path_LLVM_PROFDATA"; then
if test "$build" = "$target"; then
ac_pt_LLVM_PROFDATA=$LLVM_PROFDATA
# Extract the first word of "llvm-profdata", so it can be a program name with args.
set dummy llvm-profdata; ac_word=$2
if ${ac_cv_path_ac_pt_LLVM_PROFDATA+:} false; then :
case $ac_pt_LLVM_PROFDATA in
ac_cv_path_ac_pt_LLVM_PROFDATA="$ac_pt_LLVM_PROFDATA" # Let the user override the test with a path.
ac_cv_path_ac_pt_LLVM_PROFDATA="$as_dir/$ac_word$ac_exec_ext"
test -z "$ac_cv_path_ac_pt_LLVM_PROFDATA" && ac_cv_path_ac_pt_LLVM_PROFDATA="''"
ac_pt_LLVM_PROFDATA=$ac_cv_path_ac_pt_LLVM_PROFDATA
if test -n "$ac_pt_LLVM_PROFDATA"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_LLVM_PROFDATA" >&5
$as_echo "$ac_pt_LLVM_PROFDATA" >&6; }
LLVM_PROFDATA=$ac_pt_LLVM_PROFDATA
LLVM_PROFDATA="''"
LLVM_PROFDATA="$ac_cv_path_LLVM_PROFDATA"
if test -n "${LLVM_PROFDATA}" -a -x "${LLVM_PROFDATA}"
LLVM_PROF_FOUND="found"
LLVM_PROF_FOUND="not-found"
if test "$ac_sys_system" = "Darwin" -a "${LLVM_PROF_FOUND}" = "not-found"
found_llvm_profdata=`/usr/bin/xcrun -find llvm-profdata 2>/dev/null`
if test -n "${found_llvm_profdata}"
# llvm-profdata isn't directly in $PATH in some cases.
# https://apple.stackexchange.com/questions/197053/
LLVM_PROFDATA='/usr/bin/xcrun llvm-profdata'
LLVM_PROF_FOUND=found
{ $as_echo "$as_me:${as_lineno-$LINENO}: llvm-profdata found via xcrun: ${LLVM_PROFDATA}" >&5
$as_echo "$as_me: llvm-profdata found via xcrun: ${LLVM_PROFDATA}" >&6;}
LLVM_PROF_ERR=no
PGO_PROF_GEN_FLAG="-fprofile-instr-generate"
PGO_PROF_USE_FLAG="-fprofile-instr-use=code.profclangd"
LLVM_PROF_MERGER="${LLVM_PROFDATA} merge -output=code.profclangd *.profclangr"
LLVM_PROF_FILE="LLVM_PROFILE_FILE=\"code-%p.profclangr\""
if test $LLVM_PROF_FOUND = not-found
LLVM_PROF_ERR=yes
if test "${REQUIRE_PGO}" = "yes"
as_fn_error $? "llvm-profdata is required for a --enable-optimizations build but could not be found." "$LINENO" 5
if test "${LLVM_PROF_FOUND}" = "not-found"
PGO_PROF_GEN_FLAG="-fprofile-generate"
PGO_PROF_USE_FLAG="-fprofile-use -fprofile-correction"
LLVM_PROF_MERGER="true"
LLVM_PROF_FILE=""
*icc*)
PGO_PROF_GEN_FLAG="-prof-gen"
PGO_PROF_USE_FLAG="-prof-use"
# XXX Shouldn't the code above that fiddles with BASECFLAGS and OPT be
# merged with this chunk of code?
# Optimizer/debugger flags
# ------------------------
# (The following bit of code is complicated enough - please keep things
# indented properly. Just pretend you're editing Python code. ;-)
# There are two parallel sets of case statements below, one that checks to
# see if OPT was set and one that does BASECFLAGS setting based upon
# compiler and platform. BASECFLAGS tweaks need to be made even if the
# user set OPT.
# tweak OPT based on compiler and platform, only if the user didn't set
# it on the command line
if test "${OPT-unset}" = "unset"
case $GCC in
if test "$CC" != 'g++' ; then
STRICT_PROTO="-Wstrict-prototypes"
# For gcc 4.x we need to use -fwrapv so lets check if its supported
if "$CC" -v --help 2>/dev/null |grep -- -fwrapv > /dev/null; then
WRAP="-fwrapv"
cc_is_clang=1
if $CC --version 2>&1 | grep -q clang
cc_is_clang=
if test -n "${cc_is_clang}"
# Clang also needs -fwrapv
# bpo-30104: disable strict aliasing to compile correctly dtoa.c,
# see Makefile.pre.in for more information
CFLAGS_ALIASING="-fno-strict-aliasing"
case $ac_cv_prog_cc_g in
if test "$Py_DEBUG" = 'true' ; then
# Optimization messes up debuggers, so turn it off for
# debug builds.
if "$CC" -v --help 2>/dev/null |grep -- -Og > /dev/null; then
OPT="-g -Og -Wall"
OPT="-g -O0 -Wall"
OPT="-g $WRAP -O3 -Wall"
OPT="-O3 -Wall"
OPT="$OPT $STRICT_PROTO"
SCO_SV*) OPT="$OPT -m486 -DSCO5"
OPT="-O"
# The -arch flags for universal builds on OSX
UNIVERSAL_ARCH_FLAGS=
# tweak BASECFLAGS based on compiler and platform
CFLAGS_NODIST="$CFLAGS_NODIST -std=c99"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -Wextra" >&5
$as_echo_n "checking for -Wextra... " >&6; }
CC="$CC -Wextra -Werror"
if ${ac_cv_extra_warnings+:} false; then :
ac_cv_extra_warnings=yes
ac_cv_extra_warnings=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_extra_warnings" >&5
$as_echo "$ac_cv_extra_warnings" >&6; }
if test $ac_cv_extra_warnings = yes
CFLAGS_NODIST="$CFLAGS_NODIST -Wextra"
# Python doesn't violate C99 aliasing rules, but older versions of
# GCC produce warnings for legal Python code. Enable
# -fno-strict-aliasing on versions of GCC that support but produce
# warnings. See Issue3326
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts and needs -fno-strict-aliasing" >&5
$as_echo_n "checking whether $CC accepts and needs -fno-strict-aliasing... " >&6; }
CC="$CC -fno-strict-aliasing"
save_CFLAGS="$CFLAGS"
if ${ac_cv_no_strict_aliasing+:} false; then :
CC="$ac_save_cc -fstrict-aliasing"
CFLAGS="$CFLAGS -Werror -Wstrict-aliasing"
void f(int **x) {}
double *x; f((int **) &x);
ac_cv_no_strict_aliasing=no
ac_cv_no_strict_aliasing=yes
CFLAGS="$save_CFLAGS"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_no_strict_aliasing" >&5
$as_echo "$ac_cv_no_strict_aliasing" >&6; }
if test $ac_cv_no_strict_aliasing = yes
BASECFLAGS="$BASECFLAGS -fno-strict-aliasing"
# ICC doesn't recognize the option, but only emits a warning
## XXX does it emit an unused result warning and can it be disabled?
ac_cv_disable_unused_result_warning=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can turn off $CC unused result warning" >&5
$as_echo_n "checking if we can turn off $CC unused result warning... " >&6; }
CC="$CC -Wunused-result -Werror"
if ${ac_cv_disable_unused_result_warning+:} false; then :
ac_cv_disable_unused_result_warning=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_disable_unused_result_warning" >&5
$as_echo "$ac_cv_disable_unused_result_warning" >&6; }
if test $ac_cv_disable_unused_result_warning = yes
BASECFLAGS="$BASECFLAGS -Wno-unused-result"
CFLAGS_NODIST="$CFLAGS_NODIST -Wno-unused-result"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can turn off $CC unused parameter warning" >&5
$as_echo_n "checking if we can turn off $CC unused parameter warning... " >&6; }
CC="$CC -Wunused-parameter -Werror"
if ${ac_cv_disable_unused_parameter_warning+:} false; then :
ac_cv_disable_unused_parameter_warning=yes
ac_cv_disable_unused_parameter_warning=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_disable_unused_parameter_warning" >&5
$as_echo "$ac_cv_disable_unused_parameter_warning" >&6; }
if test $ac_cv_disable_unused_parameter_warning = yes
CFLAGS_NODIST="$CFLAGS_NODIST -Wno-unused-parameter"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can turn off $CC missing field initializers warning" >&5
$as_echo_n "checking if we can turn off $CC missing field initializers warning... " >&6; }
CC="$CC -Wmissing-field-initializers -Werror"
if ${ac_cv_disable_missing_field_initializers+:} false; then :
ac_cv_disable_missing_field_initializers=yes
ac_cv_disable_missing_field_initializers=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_disable_missing_field_initializers" >&5
$as_echo "$ac_cv_disable_missing_field_initializers" >&6; }
if test $ac_cv_disable_missing_field_initializers = yes
CFLAGS_NODIST="$CFLAGS_NODIST -Wno-missing-field-initializers"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can turn on $CC mixed sign comparison warning" >&5
$as_echo_n "checking if we can turn on $CC mixed sign comparison warning... " >&6; }
CC="$CC -Wsign-compare"
if ${ac_cv_enable_sign_compare_warning+:} false; then :
ac_cv_enable_sign_compare_warning=yes
ac_cv_enable_sign_compare_warning=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_enable_sign_compare_warning" >&5
$as_echo "$ac_cv_enable_sign_compare_warning" >&6; }
if test $ac_cv_enable_sign_compare_warning = yes
BASECFLAGS="$BASECFLAGS -Wsign-compare"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can turn on $CC unreachable code warning" >&5
$as_echo_n "checking if we can turn on $CC unreachable code warning... " >&6; }
CC="$CC -Wunreachable-code"
if ${ac_cv_enable_unreachable_code_warning+:} false; then :
ac_cv_enable_unreachable_code_warning=yes
ac_cv_enable_unreachable_code_warning=no
# Don't enable unreachable code warning in debug mode, since it usually
# results in non-standard code paths.
# Issue #24324: Unfortunately, the unreachable code warning does not work
# correctly on gcc and has been silently removed from the compiler.
# It is supported on clang but on OS X systems gcc may be an alias
# for clang. Try to determine if the compiler is not really gcc and,
# if so, only then enable the warning.
if test $ac_cv_enable_unreachable_code_warning = yes && \
test "$Py_DEBUG" != "true" && \
test -z "`$CC --version 2>/dev/null | grep 'Free Software Foundation'`"
BASECFLAGS="$BASECFLAGS -Wunreachable-code"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_enable_unreachable_code_warning" >&5
$as_echo "$ac_cv_enable_unreachable_code_warning" >&6; }
# if using gcc on alpha, use -mieee to get (near) full IEEE 754
# support. Without this, treatment of subnormals doesn't follow
# the standard.
case $host in
alpha*)
BASECFLAGS="$BASECFLAGS -mieee"
SCO_SV*)
BASECFLAGS="$BASECFLAGS -m486 -DSCO5"
# is there any other compiler on Darwin besides gcc?
# -Wno-long-double, -no-cpp-precomp, and -mno-fused-madd
# used to be here, but non-Apple gcc doesn't accept them.
if test "${CC}" = gcc
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking which compiler should be used" >&5
$as_echo_n "checking which compiler should be used... " >&6; }
case "${UNIVERSALSDK}" in
*/MacOSX10.4u.sdk)
# Build using 10.4 SDK, force usage of gcc when the
# compiler is gcc, otherwise the user will get very
# confusing error messages when building on OSX 10.6
CC=gcc-4.0
CPP=cpp-4.0
if test "${enable_universalsdk}"
case "$UNIVERSAL_ARCHS" in
32-bit)
UNIVERSAL_ARCH_FLAGS="-arch ppc -arch i386"
LIPO_32BIT_FLAGS=""
64-bit)
UNIVERSAL_ARCH_FLAGS="-arch ppc64 -arch x86_64"
ARCH_RUN_32BIT="true"
all)
UNIVERSAL_ARCH_FLAGS="-arch i386 -arch ppc -arch ppc64 -arch x86_64"
LIPO_32BIT_FLAGS="-extract ppc7400 -extract i386"
ARCH_RUN_32BIT="/usr/bin/arch -i386 -ppc"
intel)
UNIVERSAL_ARCH_FLAGS="-arch i386 -arch x86_64"
LIPO_32BIT_FLAGS="-extract i386"
ARCH_RUN_32BIT="/usr/bin/arch -i386"
intel-32)
UNIVERSAL_ARCH_FLAGS="-arch i386"
3-way)
UNIVERSAL_ARCH_FLAGS="-arch i386 -arch ppc -arch x86_64"
as_fn_error $? "proper usage is --with-universal-arch=32-bit|64-bit|all|intel|3-way" "$LINENO" 5
CFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${CFLAGS}"
LDFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${LDFLAGS}"
if test "${UNIVERSALSDK}" != "/"
CPPFLAGS="-isysroot ${UNIVERSALSDK} ${CPPFLAGS}"
# Calculate an appropriate deployment target for this build:
# The deployment target value is used explicitly to enable certain
# features are enabled (such as builtin libedit support for readline)
# through the use of Apple's Availability Macros and is used as a
# component of the string returned by distutils.get_platform().
# Use the value from:
# 1. the MACOSX_DEPLOYMENT_TARGET environment variable if specified
# 2. the operating system version of the build machine if >= 10.6
# 3. If running on OS X 10.3 through 10.5, use the legacy tests
# below to pick either 10.3, 10.4, or 10.5 as the target.
# 4. If we are running on OS X 10.2 or earlier, good luck!
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking which MACOSX_DEPLOYMENT_TARGET to use" >&5
$as_echo_n "checking which MACOSX_DEPLOYMENT_TARGET to use... " >&6; }
cur_target_major=`sw_vers -productVersion | \
sed 's/\([0-9]*\)\.\([0-9]*\).*/\1/'`
cur_target_minor=`sw_vers -productVersion | \
sed 's/\([0-9]*\)\.\([0-9]*\).*/\2/'`
cur_target="${cur_target_major}.${cur_target_minor}"
if test ${cur_target_major} -eq 10 && \
test ${cur_target_minor} -ge 3 && \
test ${cur_target_minor} -le 5
# OS X 10.3 through 10.5
cur_target=10.3
if test ${enable_universalsdk}
all|3-way|intel|64-bit)
# These configurations were first supported in 10.5
cur_target='10.5'
if test `/usr/bin/arch` = "i386"
# 10.4 was the first release to support Intel archs
cur_target="10.4"
CONFIGURE_MACOSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET-${cur_target}}
# Make sure that MACOSX_DEPLOYMENT_TARGET is set in the
# environment with a value that is the same as what we'll use
# in the Makefile to ensure that we'll get the same compiler
# environment during configure and build time.
MACOSX_DEPLOYMENT_TARGET="$CONFIGURE_MACOSX_DEPLOYMENT_TARGET"
export MACOSX_DEPLOYMENT_TARGET
EXPORT_MACOSX_DEPLOYMENT_TARGET=''
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $MACOSX_DEPLOYMENT_TARGET" >&5
$as_echo "$MACOSX_DEPLOYMENT_TARGET" >&6; }
# end of Darwin* tests
OpenUNIX*|UnixWare*)
BASECFLAGS="$BASECFLAGS -K pentium,host,inline,loop_unroll,alloca "
BASECFLAGS="$BASECFLAGS -belf -Ki486 -DSCO5"
# ICC needs -fp-model strict or floats behave badly
CFLAGS_NODIST="$CFLAGS_NODIST -fp-model strict"
OPT="-DNDEBUG $OPT"
if test "$ac_arch_flags"
BASECFLAGS="$BASECFLAGS $ac_arch_flags"
# On some compilers, pthreads are available without further options
# (e.g. MacOS X). On some of these systems, the compiler will not
# complain if unaccepted options are passed (e.g. gcc on Mac OS X).
# So we have to see first whether pthreads are available without
# options before we can check whether -Kpthread improves anything.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether pthreads are available without options" >&5
$as_echo_n "checking whether pthreads are available without options... " >&6; }
if ${ac_cv_pthread_is_default+:} false; then :
ac_cv_pthread_is_default=no
#include <pthread.h>
void* routine(void* p){return NULL;}
int main(){
pthread_t p;
if(pthread_create(&p,NULL,routine,NULL)!=0)
(void)pthread_detach(p);
ac_cv_pthread_is_default=yes
ac_cv_kthread=no
ac_cv_pthread=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_pthread_is_default" >&5
$as_echo "$ac_cv_pthread_is_default" >&6; }
if test $ac_cv_pthread_is_default = yes
ac_cv_kpthread=no
# -Kpthread, if available, provides the right #defines
# and linker options to make pthread_create available
# Some compilers won't report that they do not support -Kpthread,
# so we need to run a program to see whether it really made the
# function available.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -Kpthread" >&5
$as_echo_n "checking whether $CC accepts -Kpthread... " >&6; }
if ${ac_cv_kpthread+:} false; then :
CC="$CC -Kpthread"
ac_cv_kpthread=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_kpthread" >&5
$as_echo "$ac_cv_kpthread" >&6; }
if test $ac_cv_kpthread = no -a $ac_cv_pthread_is_default = no
# -Kthread, if available, provides the right #defines
# Some compilers won't report that they do not support -Kthread,
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -Kthread" >&5
$as_echo_n "checking whether $CC accepts -Kthread... " >&6; }
if ${ac_cv_kthread+:} false; then :
CC="$CC -Kthread"
ac_cv_kthread=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_kthread" >&5
$as_echo "$ac_cv_kthread" >&6; }
if test $ac_cv_kthread = no -a $ac_cv_pthread_is_default = no
# -pthread, if available, provides the right #defines
# Some compilers won't report that they do not support -pthread,
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -pthread" >&5
$as_echo_n "checking whether $CC accepts -pthread... " >&6; }
if ${ac_cv_pthread+:} false; then :
CC="$CC -pthread"
ac_cv_pthread=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_pthread" >&5
$as_echo "$ac_cv_pthread" >&6; }
# If we have set a CC compiler flag for thread support then
# check if it works for CXX, too.
ac_cv_cxx_thread=no
if test ! -z "$CXX"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX also accepts flags for thread support" >&5
$as_echo_n "checking whether $CXX also accepts flags for thread support... " >&6; }
ac_save_cxx="$CXX"
if test "$ac_cv_kpthread" = "yes"
CXX="$CXX -Kpthread"
ac_cv_cxx_thread=yes
elif test "$ac_cv_kthread" = "yes"
CXX="$CXX -Kthread"
elif test "$ac_cv_pthread" = "yes"
CXX="$CXX -pthread"
if test $ac_cv_cxx_thread = yes
echo 'void foo();int main(){foo();}void foo(){}' > conftest.$ac_ext
$CXX -c conftest.$ac_ext 2>&5
if $CXX -o conftest$ac_exeext conftest.$ac_objext 2>&5 \
&& test -s conftest$ac_exeext && ./conftest$ac_exeext
rm -fr conftest*
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cxx_thread" >&5
$as_echo "$ac_cv_cxx_thread" >&6; }
CXX="$ac_save_cxx"
# checks for header files
for ac_header in asm/types.h conio.h direct.h dlfcn.h errno.h \
fcntl.h grp.h \
ieeefp.h io.h langinfo.h libintl.h process.h pthread.h \
sched.h shadow.h signal.h stropts.h termios.h \
unistd.h utime.h \
poll.h sys/devpoll.h sys/epoll.h sys/poll.h \
sys/audioio.h sys/xattr.h sys/bsdtty.h sys/event.h sys/file.h sys/ioctl.h \
sys/kern_control.h sys/loadavg.h sys/lock.h sys/mkdev.h sys/modem.h \
sys/param.h sys/random.h sys/select.h sys/sendfile.h sys/socket.h sys/statvfs.h \
sys/stat.h sys/syscall.h sys/sys_domain.h sys/termio.h sys/time.h \
sys/times.h sys/types.h sys/uio.h sys/un.h sys/utsname.h sys/wait.h pty.h \
libutil.h sys/resource.h netpacket/packet.h sysexits.h bluetooth.h \
linux/tipc.h linux/random.h spawn.h util.h alloca.h endian.h \
sys/endian.h sys/sysmacros.h
ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
ac_header_dirent=no
for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do
as_ac_Header=`$as_echo "ac_cv_header_dirent_$ac_hdr" | $as_tr_sh`
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_hdr that defines DIR" >&5
$as_echo_n "checking for $ac_hdr that defines DIR... " >&6; }
if eval \${$as_ac_Header+:} false; then :
#include <sys/types.h>
#include <$ac_hdr>
if ((DIR *) 0)
eval "$as_ac_Header=yes"
eval "$as_ac_Header=no"
eval ac_res=\$$as_ac_Header
#define `$as_echo "HAVE_$ac_hdr" | $as_tr_cpp` 1
ac_header_dirent=$ac_hdr; break
# Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
if test $ac_header_dirent = dirent.h; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5
$as_echo_n "checking for library containing opendir... " >&6; }
if ${ac_cv_search_opendir+:} false; then :
ac_func_search_save_LIBS=$LIBS
char opendir ();
return opendir ();
for ac_lib in '' dir; do
if test -z "$ac_lib"; then
ac_res="none required"
ac_res=-l$ac_lib
LIBS="-l$ac_lib $ac_func_search_save_LIBS"
ac_cv_search_opendir=$ac_res
conftest$ac_exeext
ac_cv_search_opendir=no
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5
$as_echo "$ac_cv_search_opendir" >&6; }
ac_res=$ac_cv_search_opendir
if test "$ac_res" != no; then :
test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
for ac_lib in '' x; do
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether sys/types.h defines makedev" >&5
$as_echo_n "checking whether sys/types.h defines makedev... " >&6; }
if ${ac_cv_header_sys_types_h_makedev+:} false; then :
return makedev(0, 0);
ac_cv_header_sys_types_h_makedev=yes
ac_cv_header_sys_types_h_makedev=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_sys_types_h_makedev" >&5
$as_echo "$ac_cv_header_sys_types_h_makedev" >&6; }
if test $ac_cv_header_sys_types_h_makedev = no; then
ac_fn_c_check_header_mongrel "$LINENO" "sys/mkdev.h" "ac_cv_header_sys_mkdev_h" "$ac_includes_default"
if test "x$ac_cv_header_sys_mkdev_h" = xyes; then :
$as_echo "#define MAJOR_IN_MKDEV 1" >>confdefs.h
if test $ac_cv_header_sys_mkdev_h = no; then
ac_fn_c_check_header_mongrel "$LINENO" "sys/sysmacros.h" "ac_cv_header_sys_sysmacros_h" "$ac_includes_default"
if test "x$ac_cv_header_sys_sysmacros_h" = xyes; then :
$as_echo "#define MAJOR_IN_SYSMACROS 1" >>confdefs.h
# bluetooth/bluetooth.h has been known to not compile with -std=c99.
# http://permalink.gmane.org/gmane.linux.bluez.kernel/22294
SAVE_CFLAGS=$CFLAGS
CFLAGS="-std=c99 $CFLAGS"
for ac_header in bluetooth/bluetooth.h
ac_fn_c_check_header_mongrel "$LINENO" "bluetooth/bluetooth.h" "ac_cv_header_bluetooth_bluetooth_h" "$ac_includes_default"
if test "x$ac_cv_header_bluetooth_bluetooth_h" = xyes; then :
#define HAVE_BLUETOOTH_BLUETOOTH_H 1
CFLAGS=$SAVE_CFLAGS
# On Darwin (OS X) net/if.h requires sys/socket.h to be imported first.
for ac_header in net/if.h
ac_fn_c_check_header_compile "$LINENO" "net/if.h" "ac_cv_header_net_if_h" "#include <stdio.h>
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
if test "x$ac_cv_header_net_if_h" = xyes; then :
#define HAVE_NET_IF_H 1
# On Linux, netlink.h requires asm/types.h
for ac_header in linux/netlink.h
ac_fn_c_check_header_compile "$LINENO" "linux/netlink.h" "ac_cv_header_linux_netlink_h" "
#ifdef HAVE_ASM_TYPES_H
#include <asm/types.h>
#include <sys/socket.h>
if test "x$ac_cv_header_linux_netlink_h" = xyes; then :
#define HAVE_LINUX_NETLINK_H 1
# On Linux, can.h and can/raw.h require sys/socket.h
for ac_header in linux/can.h linux/can/raw.h linux/can/bcm.h
ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "
# checks for typedefs
was_it_defined=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_t in time.h" >&5
$as_echo_n "checking for clock_t in time.h... " >&6; }
#include <time.h>
$EGREP "clock_t" >/dev/null 2>&1; then :
was_it_defined=yes
$as_echo "#define clock_t long" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $was_it_defined" >&5
$as_echo "$was_it_defined" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for makedev" >&5
$as_echo_n "checking for makedev... " >&6; }
#if defined(MAJOR_IN_MKDEV)
#include <sys/mkdev.h>
#elif defined(MAJOR_IN_SYSMACROS)
#include <sys/sysmacros.h>
makedev(0, 0)
ac_cv_has_makedev=yes
ac_cv_has_makedev=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_has_makedev" >&5
$as_echo "$ac_cv_has_makedev" >&6; }
if test "$ac_cv_has_makedev" = "yes"; then
$as_echo "#define HAVE_MAKEDEV 1" >>confdefs.h
# byte swapping
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for le64toh" >&5
$as_echo_n "checking for le64toh... " >&6; }
#ifdef HAVE_ENDIAN_H
#include <endian.h>
#elif defined(HAVE_SYS_ENDIAN_H)
#include <sys/endian.h>
le64toh(1)
ac_cv_has_le64toh=yes
ac_cv_has_le64toh=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_has_le64toh" >&5
$as_echo "$ac_cv_has_le64toh" >&6; }
if test "$ac_cv_has_le64toh" = "yes"; then
$as_echo "#define HAVE_HTOLE64 1" >>confdefs.h
# Enabling LFS on Solaris (2.6 to 9) with gcc 2.95 triggers a bug in
# the system headers: If _XOPEN_SOURCE and _LARGEFILE_SOURCE are
# defined, but the compiler does not support pragma redefine_extname,
# and _LARGEFILE64_SOURCE is not defined, the headers refer to 64-bit
# structures (such as rlimit64) without declaring them. As a
# work-around, disable LFS on such configurations
use_lfs=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking Solaris LFS bug" >&5
$as_echo_n "checking Solaris LFS bug... " >&6; }
#define _LARGEFILE_SOURCE 1
#define _FILE_OFFSET_BITS 64
#include <sys/resource.h>
struct rlimit foo;
sol_lfs_bug=no
sol_lfs_bug=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $sol_lfs_bug" >&5
$as_echo "$sol_lfs_bug" >&6; }
if test "$sol_lfs_bug" = "yes"; then
use_lfs=no
# Don't use largefile support for GNU/Hurd
case $ac_sys_system in GNU*)
if test "$use_lfs" = "yes"; then
# Two defines needed to enable largefile support on various platforms
# These may affect some typedefs
$as_echo "#define _LARGE_FILES 1" >>confdefs.h
$as_echo "#define _LARGEFILE_SOURCE 1" >>confdefs.h
$as_echo "#define _FILE_OFFSET_BITS 64" >>confdefs.h
# Add some code to confdefs.h so that the test for off_t works on SCO
cat >> confdefs.h <<\EOF
#if defined(SCO_DS)
#undef _OFF_T
# Type availability checks
ac_fn_c_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default"
if test "x$ac_cv_type_mode_t" = xyes; then :
#define mode_t int
ac_fn_c_check_type "$LINENO" "off_t" "ac_cv_type_off_t" "$ac_includes_default"
if test "x$ac_cv_type_off_t" = xyes; then :
#define off_t long int
ac_fn_c_check_type "$LINENO" "pid_t" "ac_cv_type_pid_t" "$ac_includes_default"
if test "x$ac_cv_type_pid_t" = xyes; then :
#define pid_t int
#define RETSIGTYPE void
ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default"
if test "x$ac_cv_type_size_t" = xyes; then :
#define size_t unsigned int
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for uid_t in sys/types.h" >&5
$as_echo_n "checking for uid_t in sys/types.h... " >&6; }
if ${ac_cv_type_uid_t+:} false; then :
$EGREP "uid_t" >/dev/null 2>&1; then :
ac_cv_type_uid_t=yes
ac_cv_type_uid_t=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_uid_t" >&5
$as_echo "$ac_cv_type_uid_t" >&6; }
if test $ac_cv_type_uid_t = no; then
$as_echo "#define uid_t int" >>confdefs.h
$as_echo "#define gid_t int" >>confdefs.h
ac_fn_c_check_type "$LINENO" "ssize_t" "ac_cv_type_ssize_t" "$ac_includes_default"
if test "x$ac_cv_type_ssize_t" = xyes; then :
$as_echo "#define HAVE_SSIZE_T 1" >>confdefs.h
ac_fn_c_check_type "$LINENO" "__uint128_t" "ac_cv_type___uint128_t" "$ac_includes_default"
if test "x$ac_cv_type___uint128_t" = xyes; then :
$as_echo "#define HAVE_GCC_UINT128_T 1" >>confdefs.h
# Sizes of various common basic types
# ANSI C requires sizeof(char) == 1, so no need to check it
# The cast to long int works around a bug in the HP C Compiler
# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
# This bug is HP SR number 8606223364.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of int" >&5
$as_echo_n "checking size of int... " >&6; }
if ${ac_cv_sizeof_int+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (int))" "ac_cv_sizeof_int" "$ac_includes_default"; then :
if test "$ac_cv_type_int" = yes; then
as_fn_error 77 "cannot compute sizeof (int)
ac_cv_sizeof_int=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_int" >&5
$as_echo "$ac_cv_sizeof_int" >&6; }
#define SIZEOF_INT $ac_cv_sizeof_int
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of long" >&5
$as_echo_n "checking size of long... " >&6; }
if ${ac_cv_sizeof_long+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (long))" "ac_cv_sizeof_long" "$ac_includes_default"; then :
if test "$ac_cv_type_long" = yes; then
as_fn_error 77 "cannot compute sizeof (long)
ac_cv_sizeof_long=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_long" >&5
$as_echo "$ac_cv_sizeof_long" >&6; }
#define SIZEOF_LONG $ac_cv_sizeof_long
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of long long" >&5
$as_echo_n "checking size of long long... " >&6; }
if ${ac_cv_sizeof_long_long+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (long long))" "ac_cv_sizeof_long_long" "$ac_includes_default"; then :
if test "$ac_cv_type_long_long" = yes; then
as_fn_error 77 "cannot compute sizeof (long long)
ac_cv_sizeof_long_long=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_long_long" >&5
$as_echo "$ac_cv_sizeof_long_long" >&6; }
#define SIZEOF_LONG_LONG $ac_cv_sizeof_long_long
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of void *" >&5
$as_echo_n "checking size of void *... " >&6; }
if ${ac_cv_sizeof_void_p+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (void *))" "ac_cv_sizeof_void_p" "$ac_includes_default"; then :
if test "$ac_cv_type_void_p" = yes; then
as_fn_error 77 "cannot compute sizeof (void *)
ac_cv_sizeof_void_p=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_void_p" >&5
$as_echo "$ac_cv_sizeof_void_p" >&6; }
#define SIZEOF_VOID_P $ac_cv_sizeof_void_p
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of short" >&5
$as_echo_n "checking size of short... " >&6; }
if ${ac_cv_sizeof_short+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (short))" "ac_cv_sizeof_short" "$ac_includes_default"; then :
if test "$ac_cv_type_short" = yes; then
as_fn_error 77 "cannot compute sizeof (short)
ac_cv_sizeof_short=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_short" >&5
$as_echo "$ac_cv_sizeof_short" >&6; }
#define SIZEOF_SHORT $ac_cv_sizeof_short
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of float" >&5
$as_echo_n "checking size of float... " >&6; }
if ${ac_cv_sizeof_float+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (float))" "ac_cv_sizeof_float" "$ac_includes_default"; then :
if test "$ac_cv_type_float" = yes; then
as_fn_error 77 "cannot compute sizeof (float)
ac_cv_sizeof_float=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_float" >&5
$as_echo "$ac_cv_sizeof_float" >&6; }
#define SIZEOF_FLOAT $ac_cv_sizeof_float
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of double" >&5
$as_echo_n "checking size of double... " >&6; }
if ${ac_cv_sizeof_double+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (double))" "ac_cv_sizeof_double" "$ac_includes_default"; then :
if test "$ac_cv_type_double" = yes; then
as_fn_error 77 "cannot compute sizeof (double)
ac_cv_sizeof_double=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_double" >&5
$as_echo "$ac_cv_sizeof_double" >&6; }
#define SIZEOF_DOUBLE $ac_cv_sizeof_double
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of fpos_t" >&5
$as_echo_n "checking size of fpos_t... " >&6; }
if ${ac_cv_sizeof_fpos_t+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (fpos_t))" "ac_cv_sizeof_fpos_t" "$ac_includes_default"; then :
if test "$ac_cv_type_fpos_t" = yes; then
as_fn_error 77 "cannot compute sizeof (fpos_t)
ac_cv_sizeof_fpos_t=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_fpos_t" >&5
$as_echo "$ac_cv_sizeof_fpos_t" >&6; }
#define SIZEOF_FPOS_T $ac_cv_sizeof_fpos_t
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of size_t" >&5
$as_echo_n "checking size of size_t... " >&6; }
if ${ac_cv_sizeof_size_t+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (size_t))" "ac_cv_sizeof_size_t" "$ac_includes_default"; then :
if test "$ac_cv_type_size_t" = yes; then
as_fn_error 77 "cannot compute sizeof (size_t)
ac_cv_sizeof_size_t=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_size_t" >&5
$as_echo "$ac_cv_sizeof_size_t" >&6; }
#define SIZEOF_SIZE_T $ac_cv_sizeof_size_t
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of pid_t" >&5
$as_echo_n "checking size of pid_t... " >&6; }
if ${ac_cv_sizeof_pid_t+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (pid_t))" "ac_cv_sizeof_pid_t" "$ac_includes_default"; then :
if test "$ac_cv_type_pid_t" = yes; then
as_fn_error 77 "cannot compute sizeof (pid_t)
ac_cv_sizeof_pid_t=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_pid_t" >&5
$as_echo "$ac_cv_sizeof_pid_t" >&6; }
#define SIZEOF_PID_T $ac_cv_sizeof_pid_t
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of uintptr_t" >&5
$as_echo_n "checking size of uintptr_t... " >&6; }
if ${ac_cv_sizeof_uintptr_t+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (uintptr_t))" "ac_cv_sizeof_uintptr_t" "$ac_includes_default"; then :
if test "$ac_cv_type_uintptr_t" = yes; then
as_fn_error 77 "cannot compute sizeof (uintptr_t)
ac_cv_sizeof_uintptr_t=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_uintptr_t" >&5
$as_echo "$ac_cv_sizeof_uintptr_t" >&6; }
#define SIZEOF_UINTPTR_T $ac_cv_sizeof_uintptr_t
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for long double support" >&5
$as_echo_n "checking for long double support... " >&6; }
have_long_double=no
long double x; x = (long double)0;
$as_echo "#define HAVE_LONG_DOUBLE 1" >>confdefs.h
have_long_double=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_long_double" >&5
$as_echo "$have_long_double" >&6; }
if test "$have_long_double" = yes ; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of long double" >&5
$as_echo_n "checking size of long double... " >&6; }
if ${ac_cv_sizeof_long_double+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (long double))" "ac_cv_sizeof_long_double" "$ac_includes_default"; then :
if test "$ac_cv_type_long_double" = yes; then
as_fn_error 77 "cannot compute sizeof (long double)
ac_cv_sizeof_long_double=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_long_double" >&5
$as_echo "$ac_cv_sizeof_long_double" >&6; }
#define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of _Bool" >&5
$as_echo_n "checking size of _Bool... " >&6; }
if ${ac_cv_sizeof__Bool+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (_Bool))" "ac_cv_sizeof__Bool" "$ac_includes_default"; then :
if test "$ac_cv_type__Bool" = yes; then
as_fn_error 77 "cannot compute sizeof (_Bool)
ac_cv_sizeof__Bool=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof__Bool" >&5
$as_echo "$ac_cv_sizeof__Bool" >&6; }
#define SIZEOF__BOOL $ac_cv_sizeof__Bool
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of off_t" >&5
$as_echo_n "checking size of off_t... " >&6; }
if ${ac_cv_sizeof_off_t+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (off_t))" "ac_cv_sizeof_off_t" "
"; then :
if test "$ac_cv_type_off_t" = yes; then
as_fn_error 77 "cannot compute sizeof (off_t)
ac_cv_sizeof_off_t=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_off_t" >&5
$as_echo "$ac_cv_sizeof_off_t" >&6; }
#define SIZEOF_OFF_T $ac_cv_sizeof_off_t
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable large file support" >&5
$as_echo_n "checking whether to enable large file support... " >&6; }
if test "$ac_cv_sizeof_off_t" -gt "$ac_cv_sizeof_long" -a \
"$ac_cv_sizeof_long_long" -ge "$ac_cv_sizeof_off_t"; then
$as_echo "#define HAVE_LARGEFILE_SUPPORT 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of time_t" >&5
$as_echo_n "checking size of time_t... " >&6; }
if ${ac_cv_sizeof_time_t+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (time_t))" "ac_cv_sizeof_time_t" "
#ifdef HAVE_TIME_H
if test "$ac_cv_type_time_t" = yes; then
as_fn_error 77 "cannot compute sizeof (time_t)
ac_cv_sizeof_time_t=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_time_t" >&5
$as_echo "$ac_cv_sizeof_time_t" >&6; }
#define SIZEOF_TIME_T $ac_cv_sizeof_time_t
# if have pthread_t then define SIZEOF_PTHREAD_T
then CC="$CC -Kpthread"
then CC="$CC -Kthread"
then CC="$CC -pthread"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_t" >&5
$as_echo_n "checking for pthread_t... " >&6; }
have_pthread_t=no
pthread_t x; x = *(pthread_t*)0;
have_pthread_t=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_pthread_t" >&5
$as_echo "$have_pthread_t" >&6; }
if test "$have_pthread_t" = yes ; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of pthread_t" >&5
$as_echo_n "checking size of pthread_t... " >&6; }
if ${ac_cv_sizeof_pthread_t+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (pthread_t))" "ac_cv_sizeof_pthread_t" "
#ifdef HAVE_PTHREAD_H
if test "$ac_cv_type_pthread_t" = yes; then
as_fn_error 77 "cannot compute sizeof (pthread_t)
ac_cv_sizeof_pthread_t=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_pthread_t" >&5
$as_echo "$ac_cv_sizeof_pthread_t" >&6; }
#define SIZEOF_PTHREAD_T $ac_cv_sizeof_pthread_t
Darwin/[01567]\..*)
OTHER_LIBTOOL_OPT="-prebind -seg1addr 0x10000000"
Darwin/*)
OTHER_LIBTOOL_OPT=""
LIBTOOL_CRUFT="-framework System -lcc_dynamic"
if test "${enable_universalsdk}"; then
LIBTOOL_CRUFT="${LIBTOOL_CRUFT} -arch_only `/usr/bin/arch`"
LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -install_name $(PYTHONFRAMEWORKINSTALLDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -compatibility_version $(VERSION) -current_version $(VERSION)';;
gcc_version=`gcc -dumpversion`
if test ${gcc_version} '<' 4.0
LIBTOOL_CRUFT="-lcc_dynamic"
LIBTOOL_CRUFT=""
ac_osx_32bit=yes
#include <unistd.h>
int main(int argc, char*argv[])
if (sizeof(long) == 4) {
} else {
ac_osx_32bit=no
if test "${ac_osx_32bit}" = "yes"; then
case `/usr/bin/arch` in
i386)
MACOSX_DEFAULT_ARCH="i386"
ppc)
MACOSX_DEFAULT_ARCH="ppc"
as_fn_error $? "Unexpected output of 'arch' on OSX" "$LINENO" 5
MACOSX_DEFAULT_ARCH="x86_64"
MACOSX_DEFAULT_ARCH="ppc64"
LIBTOOL_CRUFT=$LIBTOOL_CRUFT" -lSystem -lSystemStubs -arch_only ${MACOSX_DEFAULT_ARCH}"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-framework" >&5
$as_echo_n "checking for --enable-framework... " >&6; }
BASECFLAGS="$BASECFLAGS -fno-common -dynamic"
# -F. is needed to allow linking to the framework while
# in the build location.
$as_echo "#define WITH_NEXT_FRAMEWORK 1" >>confdefs.h
if test $enable_shared = "yes"
as_fn_error $? "Specifying both --enable-shared and --enable-framework is not supported, use only --enable-framework instead" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dyld" >&5
$as_echo_n "checking for dyld... " >&6; }
$as_echo "#define WITH_DYLD 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: always on for Darwin" >&5
$as_echo "always on for Darwin" >&6; }
# Set info about shared libraries.
# SHLIB_SUFFIX is the extension of shared libraries `(including the dot!)
# -- usually .so, .sl on HP-UX, .dll on Cygwin
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the extension of shared libraries" >&5
$as_echo_n "checking the extension of shared libraries... " >&6; }
if test -z "$SHLIB_SUFFIX"; then
ia64) SHLIB_SUFFIX=.so;;
*) SHLIB_SUFFIX=.sl;;
CYGWIN*) SHLIB_SUFFIX=.dll;;
*) SHLIB_SUFFIX=.so;;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $SHLIB_SUFFIX" >&5
$as_echo "$SHLIB_SUFFIX" >&6; }
# LDSHARED is the ld *command* used to create shared library
# -- "cc -G" on SunOS 5.x, "ld -shared" on IRIX 5
# (Shared libraries in this instance are shared modules to be loaded into
# Python, as opposed to building Python itself as a shared library.)
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking LDSHARED" >&5
$as_echo_n "checking LDSHARED... " >&6; }
if test -z "$LDSHARED"
BLDSHARED="Modules/ld_so_aix \$(CC) -bI:Modules/python.exp"
LDSHARED="\$(LIBPL)/ld_so_aix \$(CC) -bI:\$(LIBPL)/python.exp"
IRIX/5*) LDSHARED="ld -shared";;
IRIX*/6*) LDSHARED="ld ${SGI_ABI} -shared -all";;
SunOS/5*)
if test "$GCC" = "yes" ; then
LDSHARED='$(CC) -shared'
LDCXXSHARED='$(CXX) -shared'
LDSHARED='$(CC) -G'
LDCXXSHARED='$(CXX) -G'
fi ;;
LDSHARED='ld -b'
Darwin/1.3*)
LDSHARED='$(CC) -bundle'
LDCXXSHARED='$(CXX) -bundle'
if test "$enable_framework" ; then
# Link against the framework. All externals should be defined.
BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
LDCXXSHARED="$LDCXXSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
# No framework. Ignore undefined symbols, assuming they come from Python
LDSHARED="$LDSHARED -undefined suppress"
LDCXXSHARED="$LDCXXSHARED -undefined suppress"
Darwin/1.4*|Darwin/5.*|Darwin/6.*)
# No framework, use the Python app as bundle-loader
BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
LDCXXSHARED="$LDCXXSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
# Use -undefined dynamic_lookup whenever possible (10.3 and later).
# This allows an extension to be used in any Python
dep_target_major=`echo ${MACOSX_DEPLOYMENT_TARGET} | \
dep_target_minor=`echo ${MACOSX_DEPLOYMENT_TARGET} | \
if test ${dep_target_major} -eq 10 && \
test ${dep_target_minor} -le 2
# building for OS X 10.0 through 10.2
# building for OS X 10.3 and later
LDSHARED='$(CC) -bundle -undefined dynamic_lookup'
LDCXXSHARED='$(CXX) -bundle -undefined dynamic_lookup'
BLDSHARED="$LDSHARED"
Linux*|GNU*|QNX*)
LDCXXSHARED='$(CXX) -shared';;
BSD/OS*/4*)
LDSHARED="gcc -shared"
LDCXXSHARED="g++ -shared";;
FreeBSD*)
if [ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]
LDSHARED="ld -Bshareable"
OpenBSD*)
LDSHARED='$(CC) -shared $(CCSHARED)'
LDCXXSHARED='$(CXX) -shared $(CCSHARED)'
case `uname -r` in
[01].* | 2.[0-7] | 2.[0-7].*)
LDSHARED="ld -Bshareable ${LDFLAGS}"
NetBSD*|DragonFly*)
LDSHARED='$(CC) -Wl,-G,-Bexport'
LDCXXSHARED='$(CXX) -Wl,-G,-Bexport';;
LDSHARED="gcc -shared -Wl,--enable-auto-image-base"
LDCXXSHARED="g++ -shared -Wl,--enable-auto-image-base";;
*) LDSHARED="ld";;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LDSHARED" >&5
$as_echo "$LDSHARED" >&6; }
LDCXXSHARED=${LDCXXSHARED-$LDSHARED}
BLDSHARED=${BLDSHARED-$LDSHARED}
# CCSHARED are the C *flags* used to create objects to go into a shared
# library (module) -- this is only needed for a few systems
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking CCSHARED" >&5
$as_echo_n "checking CCSHARED... " >&6; }
if test -z "$CCSHARED"
SunOS*) if test "$GCC" = yes;
then CCSHARED="-fPIC";
elif test `uname -p` = sparc;
then CCSHARED="-xcode=pic32";
else CCSHARED="-Kpic";
hp*|HP*) if test "$GCC" = yes;
else CCSHARED="+z";
Linux-android*) ;;
Linux*|GNU*) CCSHARED="-fPIC";;
BSD/OS*/4*) CCSHARED="-fpic";;
FreeBSD*|NetBSD*|OpenBSD*|DragonFly*) CCSHARED="-fPIC";;
if test "$GCC" = "yes"
then CCSHARED="-fPIC"
else CCSHARED="-KPIC"
else CCSHARED="-Kpic -belf"
IRIX*/6*) case $CC in
*gcc*) CCSHARED="-shared";;
*) CCSHARED="";;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CCSHARED" >&5
$as_echo "$CCSHARED" >&6; }
# LINKFORSHARED are the flags passed to the $(CC) command that links
# the python executable -- this is only needed for a few systems
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking LINKFORSHARED" >&5
$as_echo_n "checking LINKFORSHARED... " >&6; }
if test -z "$LINKFORSHARED"
AIX*) LINKFORSHARED='-Wl,-bE:Modules/python.exp -lld';;
LINKFORSHARED="-Wl,-E -Wl,+s";;
# LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
Linux-android*) LINKFORSHARED="-pie -Xlinker -export-dynamic";;
Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
# -u libsys_s pulls in all symbols in libsys
LINKFORSHARED="$extra_undefs -framework CoreFoundation"
# Issue #18075: the default maximum stack size (8MBytes) is too
# small for the default recursion limit. Increase the stack size
# to ensure that tests don't crash
LINKFORSHARED="-Wl,-stack_size,1000000 $LINKFORSHARED"
LINKFORSHARED="$LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
LINKFORSHARED="$LINKFORSHARED";;
OpenUNIX*|UnixWare*) LINKFORSHARED="-Wl,-Bexport";;
SCO_SV*) LINKFORSHARED="-Wl,-Bexport";;
ReliantUNIX*) LINKFORSHARED="-W1 -Blargedynsym";;
FreeBSD*|NetBSD*|OpenBSD*|DragonFly*)
LINKFORSHARED="-Wl,--export-dynamic"
SunOS/5*) case $CC in
if $CC -Xlinker --help 2>&1 | grep export-dynamic >/dev/null
LINKFORSHARED="-Xlinker --export-dynamic"
if test $enable_shared = "no"
LINKFORSHARED='-Wl,--out-implib=$(LDLIBRARY)'
# -Wl,-E causes the symbols to be added to the dynamic
# symbol table so that they can be found when a module
# is loaded. -N 2048K causes the stack size to be set
# to 2048 kilobytes so that the stack doesn't overflow
# when running test_compile.py.
LINKFORSHARED='-Wl,-E -N 2048K';;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LINKFORSHARED" >&5
$as_echo "$LINKFORSHARED" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking CFLAGSFORSHARED" >&5
$as_echo_n "checking CFLAGSFORSHARED... " >&6; }
if test ! "$LIBRARY" = "$LDLIBRARY"
# Cygwin needs CCSHARED when building extension DLLs
# but not when building the interpreter DLL.
CFLAGSFORSHARED='';;
CFLAGSFORSHARED='$(CCSHARED)'
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CFLAGSFORSHARED" >&5
$as_echo "$CFLAGSFORSHARED" >&6; }
# SHLIBS are libraries (except -lc and -lm) to link to the python shared
# library (with --enable-shared).
# For platforms on which shared libraries are not allowed to have unresolved
# symbols, this must be set to $(LIBS) (expanded by make). We do this even
# if it is not required, since it creates a dependency of the shared library
# to LIBS. This, in turn, means that applications linking the shared libpython
# don't need to link LIBS explicitly. The default should be only changed
# on systems where this approach causes problems.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking SHLIBS" >&5
$as_echo_n "checking SHLIBS... " >&6; }
case "$ac_sys_system" in
SHLIBS='$(LIBS)';;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $SHLIBS" >&5
$as_echo "$SHLIBS" >&6; }
# checks for libraries
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sendfile in -lsendfile" >&5
$as_echo_n "checking for sendfile in -lsendfile... " >&6; }
if ${ac_cv_lib_sendfile_sendfile+:} false; then :
ac_check_lib_save_LIBS=$LIBS
LIBS="-lsendfile $LIBS"
char sendfile ();
return sendfile ();
ac_cv_lib_sendfile_sendfile=yes
ac_cv_lib_sendfile_sendfile=no
LIBS=$ac_check_lib_save_LIBS
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sendfile_sendfile" >&5
$as_echo "$ac_cv_lib_sendfile_sendfile" >&6; }
if test "x$ac_cv_lib_sendfile_sendfile" = xyes; then :
#define HAVE_LIBSENDFILE 1
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
$as_echo_n "checking for dlopen in -ldl... " >&6; }
if ${ac_cv_lib_dl_dlopen+:} false; then :
LIBS="-ldl $LIBS"
char dlopen ();
return dlopen ();
ac_cv_lib_dl_dlopen=yes
ac_cv_lib_dl_dlopen=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
#define HAVE_LIBDL 1
# Dynamic linking for SunOS/Solaris and SYSV
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
$as_echo_n "checking for shl_load in -ldld... " >&6; }
if ${ac_cv_lib_dld_shl_load+:} false; then :
LIBS="-ldld $LIBS"
char shl_load ();
return shl_load ();
ac_cv_lib_dld_shl_load=yes
ac_cv_lib_dld_shl_load=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
$as_echo "$ac_cv_lib_dld_shl_load" >&6; }
if test "x$ac_cv_lib_dld_shl_load" = xyes; then :
#define HAVE_LIBDLD 1
# Dynamic linking for HP-UX
# only check for sem_init if thread support is requested
if test "$with_threads" = "yes" -o -z "$with_threads"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing sem_init" >&5
$as_echo_n "checking for library containing sem_init... " >&6; }
if ${ac_cv_search_sem_init+:} false; then :
char sem_init ();
return sem_init ();
for ac_lib in '' pthread rt posix4; do
ac_cv_search_sem_init=$ac_res
ac_cv_search_sem_init=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_sem_init" >&5
$as_echo "$ac_cv_search_sem_init" >&6; }
ac_res=$ac_cv_search_sem_init
# 'Real Time' functions on Solaris
# posix4 on Solaris 2.6
# pthread (first!) on Linux
# check if we need libintl for locale functions
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for textdomain in -lintl" >&5
$as_echo_n "checking for textdomain in -lintl... " >&6; }
if ${ac_cv_lib_intl_textdomain+:} false; then :
LIBS="-lintl $LIBS"
char textdomain ();
return textdomain ();
ac_cv_lib_intl_textdomain=yes
ac_cv_lib_intl_textdomain=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_intl_textdomain" >&5
$as_echo "$ac_cv_lib_intl_textdomain" >&6; }
if test "x$ac_cv_lib_intl_textdomain" = xyes; then :
$as_echo "#define WITH_LIBINTL 1" >>confdefs.h
# checks for system dependent C++ extensions support
AIX*) { $as_echo "$as_me:${as_lineno-$LINENO}: checking for genuine AIX C++ extensions support" >&5
$as_echo_n "checking for genuine AIX C++ extensions support... " >&6; }
#include <load.h>
loadAndInit("", 0, "")
$as_echo "#define AIX_GENUINE_CPLUSPLUS 1" >>confdefs.h
conftest$ac_exeext conftest.$ac_ext;;
*) ;;
# check for systems that require aligned memory access
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking aligned memory access is required" >&5
$as_echo_n "checking aligned memory access is required... " >&6; }
if ${ac_cv_aligned_required+:} false; then :
ac_cv_aligned_required=yes
int main()
char s[16];
int i, *p1, *p2;
for (i=0; i < 16; i++)
s[i] = i;
p1 = (int*)(s+1);
p2 = (int*)(s+2);
if (*p1 == *p2)
ac_cv_aligned_required=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_aligned_required" >&5
$as_echo "$ac_cv_aligned_required" >&6; }
if test "$ac_cv_aligned_required" = yes ; then
$as_echo "#define HAVE_ALIGNED_REQUIRED 1" >>confdefs.h
# str, bytes and memoryview hash algorithm
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-hash-algorithm" >&5
$as_echo_n "checking for --with-hash-algorithm... " >&6; }
# Check whether --with-hash_algorithm was given.
if test "${with_hash_algorithm+set}" = set; then :
withval=$with_hash_algorithm;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $withval" >&5
$as_echo "$withval" >&6; }
case "$withval" in
siphash24)
$as_echo "#define Py_HASH_ALGORITHM 1" >>confdefs.h
fnv)
$as_echo "#define Py_HASH_ALGORITHM 2" >>confdefs.h
as_fn_error $? "unknown hash algorithm '$withval'" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: default" >&5
$as_echo "default" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-address-sanitizer" >&5
$as_echo_n "checking for --with-address-sanitizer... " >&6; }
# Check whether --with-address_sanitizer was given.
if test "${with_address_sanitizer+set}" = set; then :
withval=$with_address_sanitizer;
BASECFLAGS="-fsanitize=address -fno-omit-frame-pointer $BASECFLAGS"
LDFLAGS="-fsanitize=address $LDFLAGS"
# Most SVR4 platforms (e.g. Solaris) need -lsocket and -lnsl.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for t_open in -lnsl" >&5
$as_echo_n "checking for t_open in -lnsl... " >&6; }
if ${ac_cv_lib_nsl_t_open+:} false; then :
LIBS="-lnsl $LIBS"
char t_open ();
return t_open ();
ac_cv_lib_nsl_t_open=yes
ac_cv_lib_nsl_t_open=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nsl_t_open" >&5
$as_echo "$ac_cv_lib_nsl_t_open" >&6; }
if test "x$ac_cv_lib_nsl_t_open" = xyes; then :
# SVR4
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for socket in -lsocket" >&5
$as_echo_n "checking for socket in -lsocket... " >&6; }
if ${ac_cv_lib_socket_socket+:} false; then :
LIBS="-lsocket $LIBS $LIBS"
char socket ();
return socket ();
ac_cv_lib_socket_socket=yes
ac_cv_lib_socket_socket=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_socket" >&5
$as_echo "$ac_cv_lib_socket_socket" >&6; }
if test "x$ac_cv_lib_socket_socket" = xyes; then :
LIBS="-lsocket $LIBS"
# SVR4 sockets
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-libs" >&5
$as_echo_n "checking for --with-libs... " >&6; }
# Check whether --with-libs was given.
if test "${with_libs+set}" = set; then :
withval=$with_libs;
LIBS="$withval $LIBS"
if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
# Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
if ${ac_cv_path_PKG_CONFIG+:} false; then :
case $PKG_CONFIG in
ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path.
ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
PKG_CONFIG=$ac_cv_path_PKG_CONFIG
if test -n "$PKG_CONFIG"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
$as_echo "$PKG_CONFIG" >&6; }
if test -z "$ac_cv_path_PKG_CONFIG"; then
ac_pt_PKG_CONFIG=$PKG_CONFIG
# Extract the first word of "pkg-config", so it can be a program name with args.
set dummy pkg-config; ac_word=$2
if ${ac_cv_path_ac_pt_PKG_CONFIG+:} false; then :
case $ac_pt_PKG_CONFIG in
ac_cv_path_ac_pt_PKG_CONFIG="$ac_pt_PKG_CONFIG" # Let the user override the test with a path.
ac_cv_path_ac_pt_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
if test -n "$ac_pt_PKG_CONFIG"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5
$as_echo "$ac_pt_PKG_CONFIG" >&6; }
if test "x$ac_pt_PKG_CONFIG" = x; then
PKG_CONFIG=""
PKG_CONFIG=$ac_pt_PKG_CONFIG
PKG_CONFIG="$ac_cv_path_PKG_CONFIG"
_pkg_min_version=0.9.0
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5
$as_echo_n "checking pkg-config is at least version $_pkg_min_version... " >&6; }
if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
# Check for use of the system expat library
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-system-expat" >&5
$as_echo_n "checking for --with-system-expat... " >&6; }
# Check whether --with-system_expat was given.
if test "${with_system_expat+set}" = set; then :
withval=$with_system_expat;
with_system_expat="no"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_system_expat" >&5
$as_echo "$with_system_expat" >&6; }
# Check for use of the system libffi library
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-system-ffi" >&5
$as_echo_n "checking for --with-system-ffi... " >&6; }
# Check whether --with-system_ffi was given.
if test "${with_system_ffi+set}" = set; then :
withval=$with_system_ffi;
case "$with_system_ffi" in
"")
Darwin)
with_system_ffi="no"
with_system_ffi="yes"
yes|no)
as_fn_error $? "--with-system-ffi accepts no arguments" "$LINENO" 5
if test "$with_system_ffi" = "yes" && test -n "$PKG_CONFIG"; then
LIBFFI_INCLUDEDIR="`"$PKG_CONFIG" libffi --cflags-only-I 2>/dev/null | sed -e 's/^-I//;s/ *$//'`"
LIBFFI_INCLUDEDIR=""
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_system_ffi" >&5
$as_echo "$with_system_ffi" >&6; }
# Check for use of the system libmpdec library
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-system-libmpdec" >&5
$as_echo_n "checking for --with-system-libmpdec... " >&6; }
# Check whether --with-system_libmpdec was given.
if test "${with_system_libmpdec+set}" = set; then :
withval=$with_system_libmpdec;
with_system_libmpdec="no"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_system_libmpdec" >&5
$as_echo "$with_system_libmpdec" >&6; }
# Check for support for loadable sqlite extensions
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --enable-loadable-sqlite-extensions" >&5
$as_echo_n "checking for --enable-loadable-sqlite-extensions... " >&6; }
# Check whether --enable-loadable-sqlite-extensions was given.
if test "${enable_loadable_sqlite_extensions+set}" = set; then :
enableval=$enable_loadable_sqlite_extensions;
enable_loadable_sqlite_extensions="no"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_loadable_sqlite_extensions" >&5
$as_echo "$enable_loadable_sqlite_extensions" >&6; }
# Check for --with-tcltk-includes=path and --with-tcltk-libs=path
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-tcltk-includes" >&5
$as_echo_n "checking for --with-tcltk-includes... " >&6; }
# Check whether --with-tcltk-includes was given.
if test "${with_tcltk_includes+set}" = set; then :
withval=$with_tcltk_includes;
with_tcltk_includes="default"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_tcltk_includes" >&5
$as_echo "$with_tcltk_includes" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-tcltk-libs" >&5
$as_echo_n "checking for --with-tcltk-libs... " >&6; }
# Check whether --with-tcltk-libs was given.
if test "${with_tcltk_libs+set}" = set; then :
withval=$with_tcltk_libs;
with_tcltk_libs="default"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_tcltk_libs" >&5
$as_echo "$with_tcltk_libs" >&6; }
if test "x$with_tcltk_includes" = xdefault || test "x$with_tcltk_libs" = xdefault
if test "x$with_tcltk_includes" != "x$with_tcltk_libs"
as_fn_error $? "use both --with-tcltk-includes='...' and --with-tcltk-libs='...' or neither" "$LINENO" 5
TCLTK_INCLUDES=""
TCLTK_LIBS=""
TCLTK_INCLUDES="$with_tcltk_includes"
TCLTK_LIBS="$with_tcltk_libs"
# Check for --with-dbmliborder
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-dbmliborder" >&5
$as_echo_n "checking for --with-dbmliborder... " >&6; }
# Check whether --with-dbmliborder was given.
if test "${with_dbmliborder+set}" = set; then :
withval=$with_dbmliborder;
if test x$with_dbmliborder = xyes
as_fn_error $? "proper usage is --with-dbmliborder=db1:db2:..." "$LINENO" 5
for db in `echo $with_dbmliborder | sed 's/:/ /g'`; do
if test x$db != xndbm && test x$db != xgdbm && test x$db != xbdb
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_dbmliborder" >&5
$as_echo "$with_dbmliborder" >&6; }
# This is used to generate Setup.config
USE_THREAD_MODULE=""
# Templates for things AC_DEFINEd more than once.
# For a single AC_DEFINE, no template is needed.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-threads" >&5
$as_echo_n "checking for --with-threads... " >&6; }
# Check whether --with-threads was given.
if test "${with_threads+set}" = set; then :
withval=$with_threads;
# --with-thread is deprecated, but check for it anyway
# Check whether --with-thread was given.
if test "${with_thread+set}" = set; then :
withval=$with_thread; with_threads=$with_thread
if test -z "$with_threads"
then with_threads="yes"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_threads" >&5
$as_echo "$with_threads" >&6; }
if test "$with_threads" = "no"
USE_THREAD_MODULE="#"
elif test "$ac_cv_pthread_is_default" = yes
$as_echo "#define WITH_THREAD 1" >>confdefs.h
# Defining _REENTRANT on system with POSIX threads should not hurt.
$as_echo "#define _REENTRANT 1" >>confdefs.h
posix_threads=yes
THREADOBJ="Python/thread.o"
elif test "$ac_cv_kpthread" = "yes"
if test "$ac_cv_cxx_thread" = "yes"; then
if test ! -z "$with_threads" -a -d "$with_threads"
then LDFLAGS="$LDFLAGS -L$with_threads"
if test ! -z "$withval" -a -d "$withval"
then LDFLAGS="$LDFLAGS -L$withval"
# According to the POSIX spec, a pthreads implementation must
# define _POSIX_THREADS in unistd.h. Some apparently don't
# (e.g. gnu pth with pthread emulation)
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for _POSIX_THREADS in unistd.h" >&5
$as_echo_n "checking for _POSIX_THREADS in unistd.h... " >&6; }
#ifdef _POSIX_THREADS
yes
$EGREP "yes" >/dev/null 2>&1; then :
unistd_defines_pthreads=yes
unistd_defines_pthreads=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $unistd_defines_pthreads" >&5
$as_echo "$unistd_defines_pthreads" >&6; }
# Just looking for pthread_create in libpthread is not enough:
# on HP/UX, pthread.h renames pthread_create to a different symbol name.
# So we really have to include pthread.h, and then link.
_libs=$LIBS
LIBS="$LIBS -lpthread"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthread" >&5
$as_echo_n "checking for pthread_create in -lpthread... " >&6; }
void * start_routine (void *arg) { exit (0); }
pthread_create (NULL, NULL, start_routine, NULL)
LIBS=$_libs
ac_fn_c_check_func "$LINENO" "pthread_detach" "ac_cv_func_pthread_detach"
if test "x$ac_cv_func_pthread_detach" = xyes; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthreads" >&5
$as_echo_n "checking for pthread_create in -lpthreads... " >&6; }
if ${ac_cv_lib_pthreads_pthread_create+:} false; then :
LIBS="-lpthreads $LIBS"
char pthread_create ();
return pthread_create ();
ac_cv_lib_pthreads_pthread_create=yes
ac_cv_lib_pthreads_pthread_create=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthreads_pthread_create" >&5
$as_echo "$ac_cv_lib_pthreads_pthread_create" >&6; }
if test "x$ac_cv_lib_pthreads_pthread_create" = xyes; then :
LIBS="$LIBS -lpthreads"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lc_r" >&5
$as_echo_n "checking for pthread_create in -lc_r... " >&6; }
if ${ac_cv_lib_c_r_pthread_create+:} false; then :
LIBS="-lc_r $LIBS"
ac_cv_lib_c_r_pthread_create=yes
ac_cv_lib_c_r_pthread_create=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_r_pthread_create" >&5
$as_echo "$ac_cv_lib_c_r_pthread_create" >&6; }
if test "x$ac_cv_lib_c_r_pthread_create" = xyes; then :
LIBS="$LIBS -lc_r"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __pthread_create_system in -lpthread" >&5
$as_echo_n "checking for __pthread_create_system in -lpthread... " >&6; }
if ${ac_cv_lib_pthread___pthread_create_system+:} false; then :
LIBS="-lpthread $LIBS"
char __pthread_create_system ();
return __pthread_create_system ();
ac_cv_lib_pthread___pthread_create_system=yes
ac_cv_lib_pthread___pthread_create_system=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread___pthread_create_system" >&5
$as_echo "$ac_cv_lib_pthread___pthread_create_system" >&6; }
if test "x$ac_cv_lib_pthread___pthread_create_system" = xyes; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lcma" >&5
$as_echo_n "checking for pthread_create in -lcma... " >&6; }
if ${ac_cv_lib_cma_pthread_create+:} false; then :
LIBS="-lcma $LIBS"
ac_cv_lib_cma_pthread_create=yes
ac_cv_lib_cma_pthread_create=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_cma_pthread_create" >&5
$as_echo "$ac_cv_lib_cma_pthread_create" >&6; }
if test "x$ac_cv_lib_cma_pthread_create" = xyes; then :
LIBS="$LIBS -lcma"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for usconfig in -lmpc" >&5
$as_echo_n "checking for usconfig in -lmpc... " >&6; }
if ${ac_cv_lib_mpc_usconfig+:} false; then :
LIBS="-lmpc $LIBS"
char usconfig ();
return usconfig ();
ac_cv_lib_mpc_usconfig=yes
ac_cv_lib_mpc_usconfig=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_mpc_usconfig" >&5
$as_echo "$ac_cv_lib_mpc_usconfig" >&6; }
if test "x$ac_cv_lib_mpc_usconfig" = xyes; then :
LIBS="$LIBS -lmpc"
if test "$posix_threads" != "yes"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for thr_create in -lthread" >&5
$as_echo_n "checking for thr_create in -lthread... " >&6; }
if ${ac_cv_lib_thread_thr_create+:} false; then :
LIBS="-lthread $LIBS"
char thr_create ();
return thr_create ();
ac_cv_lib_thread_thr_create=yes
ac_cv_lib_thread_thr_create=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_thread_thr_create" >&5
$as_echo "$ac_cv_lib_thread_thr_create" >&6; }
if test "x$ac_cv_lib_thread_thr_create" = xyes; then :
LIBS="$LIBS -lthread"
if test "$posix_threads" = "yes"; then
if test "$unistd_defines_pthreads" = "no"; then
$as_echo "#define _POSIX_THREADS 1" >>confdefs.h
# Bug 662787: Using semaphores causes unexplicable hangs on Solaris 8.
SunOS/5.6)
$as_echo "#define HAVE_PTHREAD_DESTRUCTOR 1" >>confdefs.h
SunOS/5.8)
$as_echo "#define HAVE_BROKEN_POSIX_SEMAPHORES 1" >>confdefs.h
AIX/*)
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if PTHREAD_SCOPE_SYSTEM is supported" >&5
$as_echo_n "checking if PTHREAD_SCOPE_SYSTEM is supported... " >&6; }
if ${ac_cv_pthread_system_supported+:} false; then :
ac_cv_pthread_system_supported=no
void *foo(void *parm) {
return NULL;
main() {
pthread_attr_t attr;
pthread_t id;
if (pthread_attr_init(&attr)) exit(-1);
if (pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM)) exit(-1);
if (pthread_create(&id, &attr, foo, NULL)) exit(-1);
exit(0);
ac_cv_pthread_system_supported=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_pthread_system_supported" >&5
$as_echo "$ac_cv_pthread_system_supported" >&6; }
if test "$ac_cv_pthread_system_supported" = "yes"; then
$as_echo "#define PTHREAD_SYSTEM_SCHED_SUPPORTED 1" >>confdefs.h
for ac_func in pthread_sigmask
ac_fn_c_check_func "$LINENO" "pthread_sigmask" "ac_cv_func_pthread_sigmask"
if test "x$ac_cv_func_pthread_sigmask" = xyes; then :
#define HAVE_PTHREAD_SIGMASK 1
$as_echo "#define HAVE_BROKEN_PTHREAD_SIGMASK 1" >>confdefs.h
for ac_func in pthread_atfork
ac_fn_c_check_func "$LINENO" "pthread_atfork" "ac_cv_func_pthread_atfork"
if test "x$ac_cv_func_pthread_atfork" = xyes; then :
#define HAVE_PTHREAD_ATFORK 1
# Check for enable-ipv6
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if --enable-ipv6 is specified" >&5
$as_echo_n "checking if --enable-ipv6 is specified... " >&6; }
# Check whether --enable-ipv6 was given.
if test "${enable_ipv6+set}" = set; then :
enableval=$enable_ipv6; case "$enableval" in
ipv6=no
*) { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "#define ENABLE_IPV6 1" >>confdefs.h
ipv6=yes
/* AF_INET6 available check */
int domain = AF_INET6;
if test "$ipv6" = "yes"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if RFC2553 API is available" >&5
$as_echo_n "checking if RFC2553 API is available... " >&6; }
#include <netinet/in.h>
struct sockaddr_in6 x;
x.sin6_scope_id;
ipv6type=unknown
ipv6lib=none
ipv6trylibc=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking ipv6 stack type" >&5
$as_echo_n "checking ipv6 stack type... " >&6; }
for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta;
case $i in
inria)
#ifdef IPV6_INRIA_VERSION
ipv6type=$i
kame)
#ifdef __KAME__
ipv6type=$i;
ipv6lib=inet6
ipv6libdir=/usr/local/v6/lib
ipv6trylibc=yes
linux-glibc)
#include <features.h>
#if defined(__GLIBC__) && ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2))
linux-inet6)
if test -d /usr/inet6; then
ipv6libdir=/usr/inet6/lib
BASECFLAGS="-I/usr/inet6/include $BASECFLAGS"
solaris)
if test -f /etc/netconfig; then
if $GREP -q tcp6 /etc/netconfig; then
toshiba)
#include <sys/param.h>
#ifdef _TOSHIBA_INET6
ipv6lib=inet6;
v6d)
#include </usr/local/v6/include/sys/v6config.h>
#ifdef __V6D__
ipv6lib=v6;
ipv6libdir=/usr/local/v6/lib;
BASECFLAGS="-I/usr/local/v6/include $BASECFLAGS"
zeta)
#ifdef _ZETA_MINAMI_INET6
if test "$ipv6type" != "unknown"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ipv6type" >&5
$as_echo "$ipv6type" >&6; }
if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
echo "using lib$ipv6lib"
if test $ipv6trylibc = "yes"; then
echo "using libc"
echo 'Fatal: no $ipv6lib library found. cannot continue.'
echo "You need to fetch lib$ipv6lib.a from appropriate"
echo 'ipv6 kit and compile beforehand.'
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for CAN_RAW_FD_FRAMES" >&5
$as_echo_n "checking for CAN_RAW_FD_FRAMES... " >&6; }
/* CAN_RAW_FD_FRAMES available check */
#include <linux/can/raw.h>
int can_raw_fd_frames = CAN_RAW_FD_FRAMES;
$as_echo "#define HAVE_LINUX_CAN_RAW_FD_FRAMES 1" >>confdefs.h
# Check for --with-doc-strings
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-doc-strings" >&5
$as_echo_n "checking for --with-doc-strings... " >&6; }
# Check whether --with-doc-strings was given.
if test "${with_doc_strings+set}" = set; then :
withval=$with_doc_strings;
if test -z "$with_doc_strings"
then with_doc_strings="yes"
if test "$with_doc_strings" != "no"
$as_echo "#define WITH_DOC_STRINGS 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_doc_strings" >&5
$as_echo "$with_doc_strings" >&6; }
# Check for Python-specific malloc support
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-pymalloc" >&5
$as_echo_n "checking for --with-pymalloc... " >&6; }
# Check whether --with-pymalloc was given.
if test "${with_pymalloc+set}" = set; then :
withval=$with_pymalloc;
if test -z "$with_pymalloc"
with_pymalloc="yes"
if test "$with_pymalloc" != "no"
$as_echo "#define WITH_PYMALLOC 1" >>confdefs.h
ABIFLAGS="${ABIFLAGS}m"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_pymalloc" >&5
$as_echo "$with_pymalloc" >&6; }
# Check for Valgrind support
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-valgrind" >&5
$as_echo_n "checking for --with-valgrind... " >&6; }
# Check whether --with-valgrind was given.
if test "${with_valgrind+set}" = set; then :
withval=$with_valgrind;
with_valgrind=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_valgrind" >&5
$as_echo "$with_valgrind" >&6; }
if test "$with_valgrind" != no; then
ac_fn_c_check_header_mongrel "$LINENO" "valgrind/valgrind.h" "ac_cv_header_valgrind_valgrind_h" "$ac_includes_default"
if test "x$ac_cv_header_valgrind_valgrind_h" = xyes; then :
$as_echo "#define WITH_VALGRIND 1" >>confdefs.h
as_fn_error $? "Valgrind support requested but headers not available" "$LINENO" 5
OPT="-DDYNAMIC_ANNOTATIONS_ENABLED=1 $OPT"
# Check for DTrace support
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-dtrace" >&5
$as_echo_n "checking for --with-dtrace... " >&6; }
# Check whether --with-dtrace was given.
if test "${with_dtrace+set}" = set; then :
withval=$with_dtrace;
with_dtrace=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_dtrace" >&5
$as_echo "$with_dtrace" >&6; }
DTRACE=
DFLAGS=
DTRACE_HEADERS=
DTRACE_OBJS=
if test "$with_dtrace" = "yes"
# Extract the first word of "dtrace", so it can be a program name with args.
set dummy dtrace; ac_word=$2
if ${ac_cv_path_DTRACE+:} false; then :
case $DTRACE in
ac_cv_path_DTRACE="$DTRACE" # Let the user override the test with a path.
ac_cv_path_DTRACE="$as_dir/$ac_word$ac_exec_ext"
test -z "$ac_cv_path_DTRACE" && ac_cv_path_DTRACE="not found"
DTRACE=$ac_cv_path_DTRACE
if test -n "$DTRACE"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $DTRACE" >&5
$as_echo "$DTRACE" >&6; }
if test "$DTRACE" = "not found"; then
as_fn_error $? "dtrace command not found on \$PATH" "$LINENO" 5
$as_echo "#define WITH_DTRACE 1" >>confdefs.h
DTRACE_HEADERS="Include/pydtrace_probes.h"
# On OS X, DTrace providers do not need to be explicitly compiled and
# linked into the binary. Correspondingly, dtrace(1) is missing the ELF
# generation flag '-G'. We check for presence of this flag, rather than
# hardcoding support by OS, in the interest of robustness.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether DTrace probes require linking" >&5
$as_echo_n "checking whether DTrace probes require linking... " >&6; }
if ${ac_cv_dtrace_link+:} false; then :
ac_cv_dtrace_link=no
echo 'BEGIN' > conftest.d
"$DTRACE" -G -s conftest.d -o conftest.o > /dev/null 2>&1 && \
ac_cv_dtrace_link=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_dtrace_link" >&5
$as_echo "$ac_cv_dtrace_link" >&6; }
if test "$ac_cv_dtrace_link" = "yes"; then
DTRACE_OBJS="Python/pydtrace.o"
# -I${DLINCLDIR} is added to the compile rule for importdl.o
DLINCLDIR=.
# the dlopen() function means we might want to use dynload_shlib.o. some
# platforms, such as AIX, have dlopen(), but don't want to use it.
for ac_func in dlopen
ac_fn_c_check_func "$LINENO" "dlopen" "ac_cv_func_dlopen"
if test "x$ac_cv_func_dlopen" = xyes; then :
#define HAVE_DLOPEN 1
# DYNLOADFILE specifies which dynload_*.o file we will use for dynamic
# loading of modules.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking DYNLOADFILE" >&5
$as_echo_n "checking DYNLOADFILE... " >&6; }
if test -z "$DYNLOADFILE"
AIX*) # Use dynload_shlib.c and dlopen() if we have it; otherwise dynload_aix.c
if test "$ac_cv_func_dlopen" = yes
then DYNLOADFILE="dynload_shlib.o"
else DYNLOADFILE="dynload_aix.o"
hp*|HP*) DYNLOADFILE="dynload_hpux.o";;
# Use dynload_next.c only on 10.2 and below, which don't have native dlopen()
Darwin/[0156]\..*) DYNLOADFILE="dynload_next.o";;
# use dynload_shlib.c and dlopen() if we have it; otherwise stub
# out any dynamic loading
else DYNLOADFILE="dynload_stub.o"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $DYNLOADFILE" >&5
$as_echo "$DYNLOADFILE" >&6; }
if test "$DYNLOADFILE" != "dynload_stub.o"
$as_echo "#define HAVE_DYNAMIC_LOADING 1" >>confdefs.h
# MACHDEP_OBJS can be set to platform-specific object files needed by Python
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking MACHDEP_OBJS" >&5
$as_echo_n "checking MACHDEP_OBJS... " >&6; }
if test -z "$MACHDEP_OBJS"
MACHDEP_OBJS=$extra_machdep_objs
MACHDEP_OBJS="$MACHDEP_OBJS $extra_machdep_objs"
if test -z "$MACHDEP_OBJS"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $MACHDEP_OBJS" >&5
$as_echo "$MACHDEP_OBJS" >&6; }
# checks for library functions
for ac_func in alarm accept4 setitimer getitimer bind_textdomain_codeset chown \
clock confstr ctermid dup3 execv faccessat fchmod fchmodat fchown fchownat \
fexecve fdopendir fork fpathconf fstatat ftime ftruncate futimesat \
futimens futimes gai_strerror getentropy \
getgrouplist getgroups getlogin getloadavg getpeername getpgid getpid \
getpriority getresuid getresgid getpwent getspnam getspent getsid getwd \
initgroups kill killpg lchmod lchown linkat lstat lutimes mmap \
memrchr mbrtowc mkdirat mkfifo \
mkfifoat mknod mknodat mktime mremap nice openat pathconf pause pipe2 plock poll \
posix_fallocate posix_fadvise pread \
pthread_init pthread_kill putenv pwrite readlink readlinkat readv realpath renameat \
select sem_open sem_timedwait sem_getvalue sem_unlink sendfile setegid seteuid \
setgid sethostname \
setlocale setregid setreuid setresuid setresgid setsid setpgid setpgrp setpriority setuid setvbuf \
sched_get_priority_max sched_setaffinity sched_setscheduler sched_setparam \
sched_rr_get_interval \
sigaction sigaltstack siginterrupt sigpending sigrelse \
sigtimedwait sigwait sigwaitinfo snprintf strftime strlcpy symlinkat sync \
sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \
truncate uname unlinkat unsetenv utimensat utimes waitid waitpid wait3 wait4 \
wcscoll wcsftime wcsxfrm wmemcmp writev _getpty
as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
ac_fn_c_check_decl "$LINENO" "dirfd" "ac_cv_have_decl_dirfd" "#include <sys/types.h>
#include <dirent.h>
if test "x$ac_cv_have_decl_dirfd" = xyes; then :
$as_echo "#define HAVE_DIRFD 1" >>confdefs.h
# For some functions, having a definition is not sufficient, since
# we want to take their address.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for chroot" >&5
$as_echo_n "checking for chroot... " >&6; }
void *x=chroot
$as_echo "#define HAVE_CHROOT 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for link" >&5
$as_echo_n "checking for link... " >&6; }
void *x=link
$as_echo "#define HAVE_LINK 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for symlink" >&5
$as_echo_n "checking for symlink... " >&6; }
void *x=symlink
$as_echo "#define HAVE_SYMLINK 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fchdir" >&5
$as_echo_n "checking for fchdir... " >&6; }
void *x=fchdir
$as_echo "#define HAVE_FCHDIR 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fsync" >&5
$as_echo_n "checking for fsync... " >&6; }
void *x=fsync
$as_echo "#define HAVE_FSYNC 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fdatasync" >&5
$as_echo_n "checking for fdatasync... " >&6; }
void *x=fdatasync
$as_echo "#define HAVE_FDATASYNC 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for epoll" >&5
$as_echo_n "checking for epoll... " >&6; }
#include <sys/epoll.h>
void *x=epoll_create
$as_echo "#define HAVE_EPOLL 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for epoll_create1" >&5
$as_echo_n "checking for epoll_create1... " >&6; }
void *x=epoll_create1
$as_echo "#define HAVE_EPOLL_CREATE1 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for kqueue" >&5
$as_echo_n "checking for kqueue... " >&6; }
#include <sys/event.h>
int x=kqueue()
$as_echo "#define HAVE_KQUEUE 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for prlimit" >&5
$as_echo_n "checking for prlimit... " >&6; }
#include <sys/time.h>
void *x=prlimit
$as_echo "#define HAVE_PRLIMIT 1" >>confdefs.h
# On some systems (eg. FreeBSD 5), we would find a definition of the
# functions ctermid_r, setgroups in the library, but no prototype
# (e.g. because we use _XOPEN_SOURCE). See whether we can take their
# address to avoid compiler warnings and potential miscompilations
# because of the missing prototypes.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ctermid_r" >&5
$as_echo_n "checking for ctermid_r... " >&6; }
void* p = ctermid_r
$as_echo "#define HAVE_CTERMID_R 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for flock declaration" >&5
$as_echo_n "checking for flock declaration... " >&6; }
if ${ac_cv_flock_decl+:} false; then :
#include <sys/file.h>
void* p = flock
ac_cv_flock_decl=yes
ac_cv_flock_decl=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_flock_decl" >&5
$as_echo "$ac_cv_flock_decl" >&6; }
if test "x${ac_cv_flock_decl}" = xyes; then
for ac_func in flock
ac_fn_c_check_func "$LINENO" "flock" "ac_cv_func_flock"
if test "x$ac_cv_func_flock" = xyes; then :
#define HAVE_FLOCK 1
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for flock in -lbsd" >&5
$as_echo_n "checking for flock in -lbsd... " >&6; }
if ${ac_cv_lib_bsd_flock+:} false; then :
LIBS="-lbsd $LIBS"
char flock ();
return flock ();
ac_cv_lib_bsd_flock=yes
ac_cv_lib_bsd_flock=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_flock" >&5
$as_echo "$ac_cv_lib_bsd_flock" >&6; }
if test "x$ac_cv_lib_bsd_flock" = xyes; then :
$as_echo "#define HAVE_FLOCK 1" >>confdefs.h
$as_echo "#define FLOCK_NEEDS_LIBBSD 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for getpagesize" >&5
$as_echo_n "checking for getpagesize... " >&6; }
void* p = getpagesize
$as_echo "#define HAVE_GETPAGESIZE 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken unsetenv" >&5
$as_echo_n "checking for broken unsetenv... " >&6; }
int res = unsetenv("DUMMY")
$as_echo "#define HAVE_BROKEN_UNSETENV 1" >>confdefs.h
for ac_prog in true
if ${ac_cv_prog_TRUE+:} false; then :
if test -n "$TRUE"; then
ac_cv_prog_TRUE="$TRUE" # Let the user override the test.
ac_cv_prog_TRUE="$ac_prog"
TRUE=$ac_cv_prog_TRUE
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $TRUE" >&5
$as_echo "$TRUE" >&6; }
test -n "$TRUE" && break
test -n "$TRUE" || TRUE="/bin/true"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inet_aton in -lc" >&5
$as_echo_n "checking for inet_aton in -lc... " >&6; }
if ${ac_cv_lib_c_inet_aton+:} false; then :
LIBS="-lc $LIBS"
char inet_aton ();
return inet_aton ();
ac_cv_lib_c_inet_aton=yes
ac_cv_lib_c_inet_aton=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_inet_aton" >&5
$as_echo "$ac_cv_lib_c_inet_aton" >&6; }
if test "x$ac_cv_lib_c_inet_aton" = xyes; then :
$ac_cv_prog_TRUE
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inet_aton in -lresolv" >&5
$as_echo_n "checking for inet_aton in -lresolv... " >&6; }
if ${ac_cv_lib_resolv_inet_aton+:} false; then :
LIBS="-lresolv $LIBS"
ac_cv_lib_resolv_inet_aton=yes
ac_cv_lib_resolv_inet_aton=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_resolv_inet_aton" >&5
$as_echo "$ac_cv_lib_resolv_inet_aton" >&6; }
if test "x$ac_cv_lib_resolv_inet_aton" = xyes; then :
#define HAVE_LIBRESOLV 1
# On Tru64, chflags seems to be present, but calling it will
# exit Python
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for chflags" >&5
$as_echo_n "checking for chflags... " >&6; }
if ${ac_cv_have_chflags+:} false; then :
ac_cv_have_chflags=cross
#include <sys/stat.h>
if(chflags(argv[0], 0) != 0)
ac_cv_have_chflags=yes
ac_cv_have_chflags=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_have_chflags" >&5
$as_echo "$ac_cv_have_chflags" >&6; }
if test "$ac_cv_have_chflags" = cross ; then
ac_fn_c_check_func "$LINENO" "chflags" "ac_cv_func_chflags"
if test "x$ac_cv_func_chflags" = xyes; then :
ac_cv_have_chflags="yes"
ac_cv_have_chflags="no"
if test "$ac_cv_have_chflags" = yes ; then
$as_echo "#define HAVE_CHFLAGS 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for lchflags" >&5
$as_echo_n "checking for lchflags... " >&6; }
if ${ac_cv_have_lchflags+:} false; then :
ac_cv_have_lchflags=cross
if(lchflags(argv[0], 0) != 0)
ac_cv_have_lchflags=yes
ac_cv_have_lchflags=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_have_lchflags" >&5
$as_echo "$ac_cv_have_lchflags" >&6; }
if test "$ac_cv_have_lchflags" = cross ; then
ac_fn_c_check_func "$LINENO" "lchflags" "ac_cv_func_lchflags"
if test "x$ac_cv_func_lchflags" = xyes; then :
ac_cv_have_lchflags="yes"
ac_cv_have_lchflags="no"
if test "$ac_cv_have_lchflags" = yes ; then
$as_echo "#define HAVE_LCHFLAGS 1" >>confdefs.h
_CUR_CFLAGS="${CFLAGS}"
_CUR_LDFLAGS="${LDFLAGS}"
CFLAGS="${CFLAGS} -Wl,-search_paths_first"
LDFLAGS="${LDFLAGS} -Wl,-search_paths_first -L/usr/local/lib"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inflateCopy in -lz" >&5
$as_echo_n "checking for inflateCopy in -lz... " >&6; }
if ${ac_cv_lib_z_inflateCopy+:} false; then :
LIBS="-lz $LIBS"
char inflateCopy ();
return inflateCopy ();
ac_cv_lib_z_inflateCopy=yes
ac_cv_lib_z_inflateCopy=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_z_inflateCopy" >&5
$as_echo "$ac_cv_lib_z_inflateCopy" >&6; }
if test "x$ac_cv_lib_z_inflateCopy" = xyes; then :
$as_echo "#define HAVE_ZLIB_COPY 1" >>confdefs.h
CFLAGS="${_CUR_CFLAGS}"
LDFLAGS="${_CUR_LDFLAGS}"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for hstrerror" >&5
$as_echo_n "checking for hstrerror... " >&6; }
#include <netdb.h>
void* p = hstrerror; hstrerror(0)
$as_echo "#define HAVE_HSTRERROR 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inet_aton" >&5
$as_echo_n "checking for inet_aton... " >&6; }
#include <arpa/inet.h>
void* p = inet_aton;inet_aton(0,0)
$as_echo "#define HAVE_INET_ATON 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inet_pton" >&5
$as_echo_n "checking for inet_pton... " >&6; }
void* p = inet_pton
$as_echo "#define HAVE_INET_PTON 1" >>confdefs.h
# On some systems, setgroups is in unistd.h, on others, in grp.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for setgroups" >&5
$as_echo_n "checking for setgroups... " >&6; }
#ifdef HAVE_GRP_H
#include <grp.h>
void* p = setgroups
$as_echo "#define HAVE_SETGROUPS 1" >>confdefs.h
# check for openpty and forkpty
for ac_func in openpty
ac_fn_c_check_func "$LINENO" "openpty" "ac_cv_func_openpty"
if test "x$ac_cv_func_openpty" = xyes; then :
#define HAVE_OPENPTY 1
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for openpty in -lutil" >&5
$as_echo_n "checking for openpty in -lutil... " >&6; }
if ${ac_cv_lib_util_openpty+:} false; then :
LIBS="-lutil $LIBS"
char openpty ();
return openpty ();
ac_cv_lib_util_openpty=yes
ac_cv_lib_util_openpty=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_util_openpty" >&5
$as_echo "$ac_cv_lib_util_openpty" >&6; }
if test "x$ac_cv_lib_util_openpty" = xyes; then :
$as_echo "#define HAVE_OPENPTY 1" >>confdefs.h
LIBS="$LIBS -lutil"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for openpty in -lbsd" >&5
$as_echo_n "checking for openpty in -lbsd... " >&6; }
if ${ac_cv_lib_bsd_openpty+:} false; then :
ac_cv_lib_bsd_openpty=yes
ac_cv_lib_bsd_openpty=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_openpty" >&5
$as_echo "$ac_cv_lib_bsd_openpty" >&6; }
if test "x$ac_cv_lib_bsd_openpty" = xyes; then :
LIBS="$LIBS -lbsd"
for ac_func in forkpty
ac_fn_c_check_func "$LINENO" "forkpty" "ac_cv_func_forkpty"
if test "x$ac_cv_func_forkpty" = xyes; then :
#define HAVE_FORKPTY 1
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for forkpty in -lutil" >&5
$as_echo_n "checking for forkpty in -lutil... " >&6; }
if ${ac_cv_lib_util_forkpty+:} false; then :
char forkpty ();
return forkpty ();
ac_cv_lib_util_forkpty=yes
ac_cv_lib_util_forkpty=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_util_forkpty" >&5
$as_echo "$ac_cv_lib_util_forkpty" >&6; }
if test "x$ac_cv_lib_util_forkpty" = xyes; then :
$as_echo "#define HAVE_FORKPTY 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for forkpty in -lbsd" >&5
$as_echo_n "checking for forkpty in -lbsd... " >&6; }
if ${ac_cv_lib_bsd_forkpty+:} false; then :
ac_cv_lib_bsd_forkpty=yes
ac_cv_lib_bsd_forkpty=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_forkpty" >&5
$as_echo "$ac_cv_lib_bsd_forkpty" >&6; }
if test "x$ac_cv_lib_bsd_forkpty" = xyes; then :
# Stuff for expat.
for ac_func in memmove
ac_fn_c_check_func "$LINENO" "memmove" "ac_cv_func_memmove"
if test "x$ac_cv_func_memmove" = xyes; then :
#define HAVE_MEMMOVE 1
# check for long file support functions
for ac_func in fseek64 fseeko fstatvfs ftell64 ftello statvfs
ac_fn_c_check_func "$LINENO" "dup2" "ac_cv_func_dup2"
if test "x$ac_cv_func_dup2" = xyes; then :
$as_echo "#define HAVE_DUP2 1" >>confdefs.h
case " $LIBOBJS " in
*" dup2.$ac_objext "* ) ;;
*) LIBOBJS="$LIBOBJS dup2.$ac_objext"
ac_fn_c_check_func "$LINENO" "strdup" "ac_cv_func_strdup"
if test "x$ac_cv_func_strdup" = xyes; then :
$as_echo "#define HAVE_STRDUP 1" >>confdefs.h
*" strdup.$ac_objext "* ) ;;
*) LIBOBJS="$LIBOBJS strdup.$ac_objext"
for ac_func in getpgrp
ac_fn_c_check_func "$LINENO" "getpgrp" "ac_cv_func_getpgrp"
if test "x$ac_cv_func_getpgrp" = xyes; then :
#define HAVE_GETPGRP 1
getpgrp(0);
$as_echo "#define GETPGRP_HAVE_ARG 1" >>confdefs.h
for ac_func in setpgrp
ac_fn_c_check_func "$LINENO" "setpgrp" "ac_cv_func_setpgrp"
if test "x$ac_cv_func_setpgrp" = xyes; then :
#define HAVE_SETPGRP 1
setpgrp(0,0);
$as_echo "#define SETPGRP_HAVE_ARG 1" >>confdefs.h
for ac_func in gettimeofday
ac_fn_c_check_func "$LINENO" "gettimeofday" "ac_cv_func_gettimeofday"
if test "x$ac_cv_func_gettimeofday" = xyes; then :
#define HAVE_GETTIMEOFDAY 1
gettimeofday((struct timeval*)0,(struct timezone*)0);
$as_echo "#define GETTIMEOFDAY_NO_TZ 1" >>confdefs.h
for ac_func in clock_gettime
ac_fn_c_check_func "$LINENO" "clock_gettime" "ac_cv_func_clock_gettime"
if test "x$ac_cv_func_clock_gettime" = xyes; then :
#define HAVE_CLOCK_GETTIME 1
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_gettime in -lrt" >&5
$as_echo_n "checking for clock_gettime in -lrt... " >&6; }
if ${ac_cv_lib_rt_clock_gettime+:} false; then :
LIBS="-lrt $LIBS"
char clock_gettime ();
return clock_gettime ();
ac_cv_lib_rt_clock_gettime=yes
ac_cv_lib_rt_clock_gettime=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_gettime" >&5
$as_echo "$ac_cv_lib_rt_clock_gettime" >&6; }
if test "x$ac_cv_lib_rt_clock_gettime" = xyes; then :
LIBS="$LIBS -lrt"
$as_echo "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h
$as_echo "#define TIMEMODULE_LIB rt" >>confdefs.h
for ac_func in clock_getres
ac_fn_c_check_func "$LINENO" "clock_getres" "ac_cv_func_clock_getres"
if test "x$ac_cv_func_clock_getres" = xyes; then :
#define HAVE_CLOCK_GETRES 1
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_getres in -lrt" >&5
$as_echo_n "checking for clock_getres in -lrt... " >&6; }
if ${ac_cv_lib_rt_clock_getres+:} false; then :
char clock_getres ();
return clock_getres ();
ac_cv_lib_rt_clock_getres=yes
ac_cv_lib_rt_clock_getres=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_getres" >&5
$as_echo "$ac_cv_lib_rt_clock_getres" >&6; }
if test "x$ac_cv_lib_rt_clock_getres" = xyes; then :
$as_echo "#define HAVE_CLOCK_GETRES 1" >>confdefs.h
for ac_func in clock_settime
ac_fn_c_check_func "$LINENO" "clock_settime" "ac_cv_func_clock_settime"
if test "x$ac_cv_func_clock_settime" = xyes; then :
#define HAVE_CLOCK_SETTIME 1
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_settime in -lrt" >&5
$as_echo_n "checking for clock_settime in -lrt... " >&6; }
if ${ac_cv_lib_rt_clock_settime+:} false; then :
char clock_settime ();
return clock_settime ();
ac_cv_lib_rt_clock_settime=yes
ac_cv_lib_rt_clock_settime=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_settime" >&5
$as_echo "$ac_cv_lib_rt_clock_settime" >&6; }
if test "x$ac_cv_lib_rt_clock_settime" = xyes; then :
$as_echo "#define HAVE_CLOCK_SETTIME 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for major" >&5
$as_echo_n "checking for major... " >&6; }
makedev(major(0),minor(0));
$as_echo "#define HAVE_DEVICE_MACROS 1" >>confdefs.h
# On Android API level 24 with android-ndk-r13, if_nameindex() is available,
# but the if_nameindex structure is not defined.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for if_nameindex" >&5
$as_echo_n "checking for if_nameindex... " >&6; }
#ifdef HAVE_NET_IF_H
# include <net/if.h>
struct if_nameindex *ni = if_nameindex(); int x = ni[0].if_index;
$as_echo "#define HAVE_IF_NAMEINDEX 1" >>confdefs.h
# Issue #28762: lockf() is available on Android API level 24, but the F_LOCK
# macro is not defined in android-ndk-r13.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for lockf" >&5
$as_echo_n "checking for lockf... " >&6; }
lockf(0, F_LOCK, 0);
$as_echo "#define HAVE_LOCKF 1" >>confdefs.h
# On OSF/1 V5.1, getaddrinfo is available, but a define
# for [no]getaddrinfo in netdb.h.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for getaddrinfo" >&5
$as_echo_n "checking for getaddrinfo... " >&6; }
getaddrinfo(NULL, NULL, NULL, NULL);
have_getaddrinfo=yes
have_getaddrinfo=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_getaddrinfo" >&5
$as_echo "$have_getaddrinfo" >&6; }
if test $have_getaddrinfo = yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking getaddrinfo bug" >&5
$as_echo_n "checking getaddrinfo bug... " >&6; }
if ${ac_cv_buggy_getaddrinfo+:} false; then :
if test "${enable_ipv6+set}" = set; then
ac_cv_buggy_getaddrinfo="no -- configured with --(en|dis)able-ipv6"
ac_cv_buggy_getaddrinfo=yes
int passive, gaierr, inet4 = 0, inet6 = 0;
struct addrinfo hints, *ai, *aitop;
char straddr[INET6_ADDRSTRLEN], strport[16];
for (passive = 0; passive <= 1; passive++) {
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_flags = passive ? AI_PASSIVE : 0;
hints.ai_socktype = SOCK_STREAM;
hints.ai_protocol = IPPROTO_TCP;
if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) {
(void)gai_strerror(gaierr);
goto bad;
for (ai = aitop; ai; ai = ai->ai_next) {
if (ai->ai_addr == NULL ||
ai->ai_addrlen == 0 ||
getnameinfo(ai->ai_addr, ai->ai_addrlen,
straddr, sizeof(straddr), strport, sizeof(strport),
NI_NUMERICHOST|NI_NUMERICSERV) != 0) {
switch (ai->ai_family) {
case AF_INET:
if (strcmp(strport, "54321") != 0) {
if (passive) {
if (strcmp(straddr, "0.0.0.0") != 0) {
if (strcmp(straddr, "127.0.0.1") != 0) {
inet4++;
break;
case AF_INET6:
if (strcmp(straddr, "::") != 0) {
if (strcmp(straddr, "::1") != 0) {
inet6++;
case AF_UNSPEC:
default:
/* another family support? */
freeaddrinfo(aitop);
aitop = NULL;
if (!(inet4 == 0 || inet4 == 2))
if (!(inet6 == 0 || inet6 == 2))
if (aitop)
bad:
ac_cv_buggy_getaddrinfo=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_buggy_getaddrinfo" >&5
$as_echo "$ac_cv_buggy_getaddrinfo" >&6; }
if test $have_getaddrinfo = no || test "$ac_cv_buggy_getaddrinfo" = yes
if test $ipv6 = yes
echo 'Fatal: You must get working getaddrinfo() function.'
echo ' or you can specify "--disable-ipv6"'.
$as_echo "#define HAVE_GETADDRINFO 1" >>confdefs.h
for ac_func in getnameinfo
ac_fn_c_check_func "$LINENO" "getnameinfo" "ac_cv_func_getnameinfo"
if test "x$ac_cv_func_getnameinfo" = xyes; then :
#define HAVE_GETNAMEINFO 1
# checks for structures
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether time.h and sys/time.h may both be included" >&5
$as_echo_n "checking whether time.h and sys/time.h may both be included... " >&6; }
if ${ac_cv_header_time+:} false; then :
if ((struct tm *) 0)
ac_cv_header_time=yes
ac_cv_header_time=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_time" >&5
$as_echo "$ac_cv_header_time" >&6; }
if test $ac_cv_header_time = yes; then
$as_echo "#define TIME_WITH_SYS_TIME 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether struct tm is in sys/time.h or time.h" >&5
$as_echo_n "checking whether struct tm is in sys/time.h or time.h... " >&6; }
if ${ac_cv_struct_tm+:} false; then :
struct tm tm;
int *p = &tm.tm_sec;
return !p;
ac_cv_struct_tm=time.h
ac_cv_struct_tm=sys/time.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_struct_tm" >&5
$as_echo "$ac_cv_struct_tm" >&6; }
if test $ac_cv_struct_tm = sys/time.h; then
$as_echo "#define TM_IN_SYS_TIME 1" >>confdefs.h
ac_fn_c_check_member "$LINENO" "struct tm" "tm_zone" "ac_cv_member_struct_tm_tm_zone" "#include <sys/types.h>
#include <$ac_cv_struct_tm>
if test "x$ac_cv_member_struct_tm_tm_zone" = xyes; then :
#define HAVE_STRUCT_TM_TM_ZONE 1
if test "$ac_cv_member_struct_tm_tm_zone" = yes; then
$as_echo "#define HAVE_TM_ZONE 1" >>confdefs.h
ac_fn_c_check_decl "$LINENO" "tzname" "ac_cv_have_decl_tzname" "#include <time.h>
if test "x$ac_cv_have_decl_tzname" = xyes; then :
ac_have_decl=1
ac_have_decl=0
#define HAVE_DECL_TZNAME $ac_have_decl
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for tzname" >&5
$as_echo_n "checking for tzname... " >&6; }
if ${ac_cv_var_tzname+:} false; then :
#if !HAVE_DECL_TZNAME
extern char *tzname[];
return tzname[0][0];
ac_cv_var_tzname=yes
ac_cv_var_tzname=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_var_tzname" >&5
$as_echo "$ac_cv_var_tzname" >&6; }
if test $ac_cv_var_tzname = yes; then
$as_echo "#define HAVE_TZNAME 1" >>confdefs.h
ac_fn_c_check_member "$LINENO" "struct stat" "st_rdev" "ac_cv_member_struct_stat_st_rdev" "$ac_includes_default"
if test "x$ac_cv_member_struct_stat_st_rdev" = xyes; then :
#define HAVE_STRUCT_STAT_ST_RDEV 1
ac_fn_c_check_member "$LINENO" "struct stat" "st_blksize" "ac_cv_member_struct_stat_st_blksize" "$ac_includes_default"
if test "x$ac_cv_member_struct_stat_st_blksize" = xyes; then :
#define HAVE_STRUCT_STAT_ST_BLKSIZE 1
ac_fn_c_check_member "$LINENO" "struct stat" "st_flags" "ac_cv_member_struct_stat_st_flags" "$ac_includes_default"
if test "x$ac_cv_member_struct_stat_st_flags" = xyes; then :
#define HAVE_STRUCT_STAT_ST_FLAGS 1
ac_fn_c_check_member "$LINENO" "struct stat" "st_gen" "ac_cv_member_struct_stat_st_gen" "$ac_includes_default"
if test "x$ac_cv_member_struct_stat_st_gen" = xyes; then :
#define HAVE_STRUCT_STAT_ST_GEN 1
ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtime" "ac_cv_member_struct_stat_st_birthtime" "$ac_includes_default"
if test "x$ac_cv_member_struct_stat_st_birthtime" = xyes; then :
#define HAVE_STRUCT_STAT_ST_BIRTHTIME 1
ac_fn_c_check_member "$LINENO" "struct stat" "st_blocks" "ac_cv_member_struct_stat_st_blocks" "$ac_includes_default"
if test "x$ac_cv_member_struct_stat_st_blocks" = xyes; then :
#define HAVE_STRUCT_STAT_ST_BLOCKS 1
ac_fn_c_check_member "$LINENO" "struct passwd" "pw_gecos" "ac_cv_member_struct_passwd_pw_gecos" "
#include <pwd.h>
if test "x$ac_cv_member_struct_passwd_pw_gecos" = xyes; then :
#define HAVE_STRUCT_PASSWD_PW_GECOS 1
ac_fn_c_check_member "$LINENO" "struct passwd" "pw_passwd" "ac_cv_member_struct_passwd_pw_passwd" "
if test "x$ac_cv_member_struct_passwd_pw_passwd" = xyes; then :
#define HAVE_STRUCT_PASSWD_PW_PASSWD 1
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for time.h that defines altzone" >&5
$as_echo_n "checking for time.h that defines altzone... " >&6; }
if ${ac_cv_header_time_altzone+:} false; then :
return altzone;
ac_cv_header_time_altzone=yes
ac_cv_header_time_altzone=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_time_altzone" >&5
$as_echo "$ac_cv_header_time_altzone" >&6; }
if test $ac_cv_header_time_altzone = yes; then
$as_echo "#define HAVE_ALTZONE 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether sys/select.h and sys/time.h may both be included" >&5
$as_echo_n "checking whether sys/select.h and sys/time.h may both be included... " >&6; }
#include <sys/select.h>
$as_echo "#define SYS_SELECT_WITH_SYS_TIME 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for addrinfo" >&5
$as_echo_n "checking for addrinfo... " >&6; }
if ${ac_cv_struct_addrinfo+:} false; then :
struct addrinfo a
ac_cv_struct_addrinfo=yes
ac_cv_struct_addrinfo=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_struct_addrinfo" >&5
$as_echo "$ac_cv_struct_addrinfo" >&6; }
if test $ac_cv_struct_addrinfo = yes; then
$as_echo "#define HAVE_ADDRINFO 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sockaddr_storage" >&5
$as_echo_n "checking for sockaddr_storage... " >&6; }
if ${ac_cv_struct_sockaddr_storage+:} false; then :
struct sockaddr_storage s
ac_cv_struct_sockaddr_storage=yes
ac_cv_struct_sockaddr_storage=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_struct_sockaddr_storage" >&5
$as_echo "$ac_cv_struct_sockaddr_storage" >&6; }
if test $ac_cv_struct_sockaddr_storage = yes; then
$as_echo "#define HAVE_SOCKADDR_STORAGE 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sockaddr_alg" >&5
$as_echo_n "checking for sockaddr_alg... " >&6; }
if ${ac_cv_struct_sockaddr_alg+:} false; then :
# include <linux/if_alg.h>
struct sockaddr_alg s
ac_cv_struct_sockaddr_alg=yes
ac_cv_struct_sockaddr_alg=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_struct_sockaddr_alg" >&5
$as_echo "$ac_cv_struct_sockaddr_alg" >&6; }
if test $ac_cv_struct_sockaddr_alg = yes; then
$as_echo "#define HAVE_SOCKADDR_ALG 1" >>confdefs.h
# checks for compiler characteristics
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether char is unsigned" >&5
$as_echo_n "checking whether char is unsigned... " >&6; }
if ${ac_cv_c_char_unsigned+:} false; then :
static int test_array [1 - 2 * !(((char) -1) < 0)];
ac_cv_c_char_unsigned=no
ac_cv_c_char_unsigned=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_char_unsigned" >&5
$as_echo "$ac_cv_c_char_unsigned" >&6; }
if test $ac_cv_c_char_unsigned = yes && test "$GCC" != yes; then
$as_echo "#define __CHAR_UNSIGNED__ 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5
$as_echo_n "checking for an ANSI C-conforming const... " >&6; }
if ${ac_cv_c_const+:} false; then :
/* Ultrix mips cc rejects this sort of thing. */
typedef int charset[2];
const charset cs = { 0, 0 };
/* SunOS 4.1.1 cc rejects this. */
char const *const *pcpcc;
char **ppc;
/* NEC SVR4.0.2 mips cc rejects this. */
struct point {int x, y;};
static struct point const zero = {0,0};
/* AIX XL C 1.02.0.0 rejects this.
It does not let you subtract one const X* pointer from another in
an arm of an if-expression whose if-part is not a constant
expression */
const char *g = "string";
pcpcc = &g + (g ? g-g : 0);
/* HPUX 7.0 cc rejects these. */
++pcpcc;
ppc = (char**) pcpcc;
pcpcc = (char const *const *) ppc;
{ /* SCO 3.2v4 cc rejects this sort of thing. */
char tx;
char *t = &tx;
char const *s = 0 ? (char *) 0 : (char const *) 0;
*t++ = 0;
if (s) return 0;
{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */
int x[] = {25, 17};
const int *foo = &x[0];
++foo;
{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
typedef const int *iptr;
iptr p = 0;
++p;
{ /* AIX XL C 1.02.0.0 rejects this sort of thing, saying
"k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
struct s { int j; const int *ap[3]; } bx;
struct s *b = &bx; b->j = 5;
{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
const int foo = 10;
if (!foo) return 0;
return !cs[0] && !zero.x;
ac_cv_c_const=yes
ac_cv_c_const=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5
$as_echo "$ac_cv_c_const" >&6; }
if test $ac_cv_c_const = no; then
$as_echo "#define const /**/" >>confdefs.h
works=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for working volatile" >&5
$as_echo_n "checking for working volatile... " >&6; }
volatile int x; x = 0;
works=yes
$as_echo "#define volatile /**/" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $works" >&5
$as_echo "$works" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for working signed char" >&5
$as_echo_n "checking for working signed char... " >&6; }
signed char c;
$as_echo "#define signed /**/" >>confdefs.h
have_prototypes=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for prototypes" >&5
$as_echo_n "checking for prototypes... " >&6; }
int foo(int x) { return 0; }
return foo(10);
$as_echo "#define HAVE_PROTOTYPES 1" >>confdefs.h
have_prototypes=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_prototypes" >&5
$as_echo "$have_prototypes" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for variable length prototypes and stdarg.h" >&5
$as_echo_n "checking for variable length prototypes and stdarg.h... " >&6; }
int foo(int x, ...) {
va_list va;
va_start(va, x);
va_arg(va, int);
va_arg(va, char *);
va_arg(va, double);
return foo(10, "", 3.14);
$as_echo "#define HAVE_STDARG_PROTOTYPES 1" >>confdefs.h
# check for socketpair
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for socketpair" >&5
$as_echo_n "checking for socketpair... " >&6; }
void *x=socketpair
$as_echo "#define HAVE_SOCKETPAIR 1" >>confdefs.h
# check if sockaddr has sa_len member
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if sockaddr has sa_len member" >&5
$as_echo_n "checking if sockaddr has sa_len member... " >&6; }
struct sockaddr x;
x.sa_len = 0;
$as_echo "#define HAVE_SOCKADDR_SA_LEN 1" >>confdefs.h
# sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
ac_fn_c_check_func "$LINENO" "gethostbyname_r" "ac_cv_func_gethostbyname_r"
if test "x$ac_cv_func_gethostbyname_r" = xyes; then :
$as_echo "#define HAVE_GETHOSTBYNAME_R 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking gethostbyname_r with 6 args" >&5
$as_echo_n "checking gethostbyname_r with 6 args... " >&6; }
OLD_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
# include <netdb.h>
char *name;
struct hostent *he, *res;
char buffer[2048];
int buflen = 2048;
int h_errnop;
(void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop)
$as_echo "#define HAVE_GETHOSTBYNAME_R_6_ARG 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking gethostbyname_r with 5 args" >&5
$as_echo_n "checking gethostbyname_r with 5 args... " >&6; }
struct hostent *he;
(void) gethostbyname_r(name, he, buffer, buflen, &h_errnop)
$as_echo "#define HAVE_GETHOSTBYNAME_R_5_ARG 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking gethostbyname_r with 3 args" >&5
$as_echo_n "checking gethostbyname_r with 3 args... " >&6; }
struct hostent_data data;
(void) gethostbyname_r(name, he, &data);
$as_echo "#define HAVE_GETHOSTBYNAME_R_3_ARG 1" >>confdefs.h
CFLAGS=$OLD_CFLAGS
for ac_func in gethostbyname
ac_fn_c_check_func "$LINENO" "gethostbyname" "ac_cv_func_gethostbyname"
if test "x$ac_cv_func_gethostbyname" = xyes; then :
#define HAVE_GETHOSTBYNAME 1
# checks for system services
# (none yet)
# Linux requires this for correct f.p. operations
ac_fn_c_check_func "$LINENO" "__fpu_control" "ac_cv_func___fpu_control"
if test "x$ac_cv_func___fpu_control" = xyes; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __fpu_control in -lieee" >&5
$as_echo_n "checking for __fpu_control in -lieee... " >&6; }
if ${ac_cv_lib_ieee___fpu_control+:} false; then :
LIBS="-lieee $LIBS"
char __fpu_control ();
return __fpu_control ();
ac_cv_lib_ieee___fpu_control=yes
ac_cv_lib_ieee___fpu_control=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ieee___fpu_control" >&5
$as_echo "$ac_cv_lib_ieee___fpu_control" >&6; }
if test "x$ac_cv_lib_ieee___fpu_control" = xyes; then :
#define HAVE_LIBIEEE 1
# Check for --with-fpectl
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-fpectl" >&5
$as_echo_n "checking for --with-fpectl... " >&6; }
# Check whether --with-fpectl was given.
if test "${with_fpectl+set}" = set; then :
withval=$with_fpectl;
$as_echo "#define WANT_SIGFPE_HANDLER 1" >>confdefs.h
# check for --with-libm=...
Darwin) ;;
*) LIBM=-lm
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-libm=STRING" >&5
$as_echo_n "checking for --with-libm=STRING... " >&6; }
# Check whether --with-libm was given.
if test "${with_libm+set}" = set; then :
withval=$with_libm;
if test "$withval" = no
then LIBM=
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: force LIBM empty" >&5
$as_echo "force LIBM empty" >&6; }
elif test "$withval" != yes
then LIBM=$withval
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: set LIBM=\"$withval\"" >&5
$as_echo "set LIBM=\"$withval\"" >&6; }
else as_fn_error $? "proper usage is --with-libm=STRING" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: default LIBM=\"$LIBM\"" >&5
$as_echo "default LIBM=\"$LIBM\"" >&6; }
# check for --with-libc=...
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-libc=STRING" >&5
$as_echo_n "checking for --with-libc=STRING... " >&6; }
# Check whether --with-libc was given.
if test "${with_libc+set}" = set; then :
withval=$with_libc;
then LIBC=
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: force LIBC empty" >&5
$as_echo "force LIBC empty" >&6; }
then LIBC=$withval
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: set LIBC=\"$withval\"" >&5
$as_echo "set LIBC=\"$withval\"" >&6; }
else as_fn_error $? "proper usage is --with-libc=STRING" "$LINENO" 5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: default LIBC=\"$LIBC\"" >&5
$as_echo "default LIBC=\"$LIBC\"" >&6; }
# **************************************
# * Check for gcc x64 inline assembler *
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for x64 gcc inline assembler" >&5
$as_echo_n "checking for x64 gcc inline assembler... " >&6; }
__asm__ __volatile__ ("movq %rcx, %rax");
have_gcc_asm_for_x64=yes
have_gcc_asm_for_x64=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_asm_for_x64" >&5
$as_echo "$have_gcc_asm_for_x64" >&6; }
if test "$have_gcc_asm_for_x64" = yes
$as_echo "#define HAVE_GCC_ASM_FOR_X64 1" >>confdefs.h
# **************************************************
# * Check for various properties of floating point *
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C doubles are little-endian IEEE 754 binary64" >&5
$as_echo_n "checking whether C doubles are little-endian IEEE 754 binary64... " >&6; }
if ${ac_cv_little_endian_double+:} false; then :
ac_cv_little_endian_double=no
int main() {
double x = 9006104071832581.0;
if (memcmp(&x, "\x05\x04\x03\x02\x01\xff\x3f\x43", 8) == 0)
ac_cv_little_endian_double=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_little_endian_double" >&5
$as_echo "$ac_cv_little_endian_double" >&6; }
if test "$ac_cv_little_endian_double" = yes
$as_echo "#define DOUBLE_IS_LITTLE_ENDIAN_IEEE754 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C doubles are big-endian IEEE 754 binary64" >&5
$as_echo_n "checking whether C doubles are big-endian IEEE 754 binary64... " >&6; }
if ${ac_cv_big_endian_double+:} false; then :
ac_cv_big_endian_double=no
if (memcmp(&x, "\x43\x3f\xff\x01\x02\x03\x04\x05", 8) == 0)
ac_cv_big_endian_double=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_big_endian_double" >&5
$as_echo "$ac_cv_big_endian_double" >&6; }
if test "$ac_cv_big_endian_double" = yes
$as_echo "#define DOUBLE_IS_BIG_ENDIAN_IEEE754 1" >>confdefs.h
# Some ARM platforms use a mixed-endian representation for doubles.
# While Python doesn't currently have full support for these platforms
# (see e.g., issue 1762561), we can at least make sure that float <-> string
# conversions work.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C doubles are ARM mixed-endian IEEE 754 binary64" >&5
$as_echo_n "checking whether C doubles are ARM mixed-endian IEEE 754 binary64... " >&6; }
if ${ac_cv_mixed_endian_double+:} false; then :
ac_cv_mixed_endian_double=no
if (memcmp(&x, "\x01\xff\x3f\x43\x05\x04\x03\x02", 8) == 0)
ac_cv_mixed_endian_double=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_mixed_endian_double" >&5
$as_echo "$ac_cv_mixed_endian_double" >&6; }
if test "$ac_cv_mixed_endian_double" = yes
$as_echo "#define DOUBLE_IS_ARM_MIXED_ENDIAN_IEEE754 1" >>confdefs.h
# The short float repr introduced in Python 3.1 requires the
# correctly-rounded string <-> double conversion functions from
# Python/dtoa.c, which in turn require that the FPU uses 53-bit
# rounding; this is a problem on x86, where the x87 FPU has a default
# rounding precision of 64 bits. For gcc/x86, we can fix this by
# using inline assembler to get and set the x87 FPU control word.
# This inline assembler syntax may also work for suncc and icc,
# so we try it on all platforms.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we can use gcc inline assembler to get and set x87 control word" >&5
$as_echo_n "checking whether we can use gcc inline assembler to get and set x87 control word... " >&6; }
unsigned short cw;
__asm__ __volatile__ ("fnstcw %0" : "=m" (cw));
__asm__ __volatile__ ("fldcw %0" : : "m" (cw));
have_gcc_asm_for_x87=yes
have_gcc_asm_for_x87=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_asm_for_x87" >&5
$as_echo "$have_gcc_asm_for_x87" >&6; }
if test "$have_gcc_asm_for_x87" = yes
$as_echo "#define HAVE_GCC_ASM_FOR_X87 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we can use gcc inline assembler to get and set mc68881 fpcr" >&5
$as_echo_n "checking whether we can use gcc inline assembler to get and set mc68881 fpcr... " >&6; }
unsigned int fpcr;
__asm__ __volatile__ ("fmove.l %%fpcr,%0" : "=g" (fpcr));
__asm__ __volatile__ ("fmove.l %0,%%fpcr" : : "g" (fpcr));
have_gcc_asm_for_mc68881=yes
have_gcc_asm_for_mc68881=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_asm_for_mc68881" >&5
$as_echo "$have_gcc_asm_for_mc68881" >&6; }
if test "$have_gcc_asm_for_mc68881" = yes
$as_echo "#define HAVE_GCC_ASM_FOR_MC68881 1" >>confdefs.h
# Detect whether system arithmetic is subject to x87-style double
# rounding issues. The result of this test has little meaning on non
# IEEE 754 platforms. On IEEE 754, test should return 1 if rounding
# mode is round-to-nearest and double rounding issues are present, and
# 0 otherwise. See http://bugs.python.org/issue2937 for more info.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for x87-style double rounding" >&5
$as_echo_n "checking for x87-style double rounding... " >&6; }
# $BASECFLAGS may affect the result
CC="$CC $BASECFLAGS"
ac_cv_x87_double_rounding=no
#include <math.h>
volatile double x, y, z;
/* 1./(1-2**-53) -> 1+2**-52 (correct), 1.0 (double rounding) */
x = 0.99999999999999989; /* 1-2**-53 */
y = 1./x;
if (y != 1.)
/* 1e16+2.99999 -> 1e16+2. (correct), 1e16+4. (double rounding) */
x = 1e16;
y = 2.99999;
z = x + y;
if (z != 1e16+4.)
/* both tests show evidence of double rounding */
exit(1);
ac_cv_x87_double_rounding=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_x87_double_rounding" >&5
$as_echo "$ac_cv_x87_double_rounding" >&6; }
if test "$ac_cv_x87_double_rounding" = yes
$as_echo "#define X87_DOUBLE_ROUNDING 1" >>confdefs.h
# ************************************
# * Check for mathematical functions *
LIBS_SAVE=$LIBS
LIBS="$LIBS $LIBM"
for ac_func in acosh asinh atanh copysign erf erfc expm1 finite gamma
for ac_func in hypot lgamma log1p log2 round tgamma
ac_fn_c_check_decl "$LINENO" "isinf" "ac_cv_have_decl_isinf" "#include <math.h>
if test "x$ac_cv_have_decl_isinf" = xyes; then :
#define HAVE_DECL_ISINF $ac_have_decl
ac_fn_c_check_decl "$LINENO" "isnan" "ac_cv_have_decl_isnan" "#include <math.h>
if test "x$ac_cv_have_decl_isnan" = xyes; then :
#define HAVE_DECL_ISNAN $ac_have_decl
ac_fn_c_check_decl "$LINENO" "isfinite" "ac_cv_have_decl_isfinite" "#include <math.h>
if test "x$ac_cv_have_decl_isfinite" = xyes; then :
#define HAVE_DECL_ISFINITE $ac_have_decl
# On FreeBSD 6.2, it appears that tanh(-0.) returns 0. instead of
# -0. on some architectures.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether tanh preserves the sign of zero" >&5
$as_echo_n "checking whether tanh preserves the sign of zero... " >&6; }
if ${ac_cv_tanh_preserves_zero_sign+:} false; then :
ac_cv_tanh_preserves_zero_sign=no
/* return 0 if either negative zeros don't exist
on this platform or if negative zeros exist
and tanh(-0.) == -0. */
if (atan2(0., -1.) == atan2(-0., -1.) ||
atan2(tanh(-0.), -1.) == atan2(-0., -1.)) exit(0);
else exit(1);
ac_cv_tanh_preserves_zero_sign=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_tanh_preserves_zero_sign" >&5
$as_echo "$ac_cv_tanh_preserves_zero_sign" >&6; }
if test "$ac_cv_tanh_preserves_zero_sign" = yes
$as_echo "#define TANH_PRESERVES_ZERO_SIGN 1" >>confdefs.h
if test "$ac_cv_func_log1p" = yes
# On some versions of AIX, log1p(-0.) returns 0. instead of
# -0. See issue #9920.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether log1p drops the sign of negative zero" >&5
$as_echo_n "checking whether log1p drops the sign of negative zero... " >&6; }
if ${ac_cv_log1p_drops_zero_sign+:} false; then :
ac_cv_log1p_drops_zero_sign=no
/* Fail if the signs of log1p(-0.) and -0. can be
distinguished. */
if (atan2(log1p(-0.), -1.) == atan2(-0., -1.))
ac_cv_log1p_drops_zero_sign=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_log1p_drops_zero_sign" >&5
$as_echo "$ac_cv_log1p_drops_zero_sign" >&6; }
if test "$ac_cv_log1p_drops_zero_sign" = yes
$as_echo "#define LOG1P_DROPS_ZERO_SIGN 1" >>confdefs.h
LIBS=$LIBS_SAVE
# For multiprocessing module, check that sem_open
# actually works. For FreeBSD versions <= 7.2,
# the kernel module that provides POSIX semaphores
# isn't loaded by default, so an attempt to call
# sem_open results in a 'Signal 12' error.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether POSIX semaphores are enabled" >&5
$as_echo_n "checking whether POSIX semaphores are enabled... " >&6; }
if ${ac_cv_posix_semaphores_enabled+:} false; then :
ac_cv_posix_semaphores_enabled=yes
#include <fcntl.h>
#include <semaphore.h>
int main(void) {
sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0);
if (a == SEM_FAILED) {
perror("sem_open");
sem_close(a);
sem_unlink("/autoconf");
ac_cv_posix_semaphores_enabled=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_posix_semaphores_enabled" >&5
$as_echo "$ac_cv_posix_semaphores_enabled" >&6; }
if test $ac_cv_posix_semaphores_enabled = no
$as_echo "#define POSIX_SEMAPHORES_NOT_ENABLED 1" >>confdefs.h
# Multiprocessing check for broken sem_getvalue
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken sem_getvalue" >&5
$as_echo_n "checking for broken sem_getvalue... " >&6; }
if ${ac_cv_broken_sem_getvalue+:} false; then :
ac_cv_broken_sem_getvalue=yes
int main(void){
sem_t *a = sem_open("/autocftw", O_CREAT, S_IRUSR|S_IWUSR, 0);
int count;
int res;
if(a==SEM_FAILED){
res = sem_getvalue(a, &count);
sem_unlink("/autocftw");
return res==-1 ? 1 : 0;
ac_cv_broken_sem_getvalue=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_broken_sem_getvalue" >&5
$as_echo "$ac_cv_broken_sem_getvalue" >&6; }
if test $ac_cv_broken_sem_getvalue = yes
$as_echo "#define HAVE_BROKEN_SEM_GETVALUE 1" >>confdefs.h
ac_fn_c_check_decl "$LINENO" "RTLD_LAZY" "ac_cv_have_decl_RTLD_LAZY" "#include <dlfcn.h>
if test "x$ac_cv_have_decl_RTLD_LAZY" = xyes; then :
#define HAVE_DECL_RTLD_LAZY $ac_have_decl
ac_fn_c_check_decl "$LINENO" "RTLD_NOW" "ac_cv_have_decl_RTLD_NOW" "#include <dlfcn.h>
if test "x$ac_cv_have_decl_RTLD_NOW" = xyes; then :
#define HAVE_DECL_RTLD_NOW $ac_have_decl
ac_fn_c_check_decl "$LINENO" "RTLD_GLOBAL" "ac_cv_have_decl_RTLD_GLOBAL" "#include <dlfcn.h>
if test "x$ac_cv_have_decl_RTLD_GLOBAL" = xyes; then :
#define HAVE_DECL_RTLD_GLOBAL $ac_have_decl
ac_fn_c_check_decl "$LINENO" "RTLD_LOCAL" "ac_cv_have_decl_RTLD_LOCAL" "#include <dlfcn.h>
if test "x$ac_cv_have_decl_RTLD_LOCAL" = xyes; then :
#define HAVE_DECL_RTLD_LOCAL $ac_have_decl
ac_fn_c_check_decl "$LINENO" "RTLD_NODELETE" "ac_cv_have_decl_RTLD_NODELETE" "#include <dlfcn.h>
if test "x$ac_cv_have_decl_RTLD_NODELETE" = xyes; then :
#define HAVE_DECL_RTLD_NODELETE $ac_have_decl
ac_fn_c_check_decl "$LINENO" "RTLD_NOLOAD" "ac_cv_have_decl_RTLD_NOLOAD" "#include <dlfcn.h>
if test "x$ac_cv_have_decl_RTLD_NOLOAD" = xyes; then :
#define HAVE_DECL_RTLD_NOLOAD $ac_have_decl
ac_fn_c_check_decl "$LINENO" "RTLD_DEEPBIND" "ac_cv_have_decl_RTLD_DEEPBIND" "#include <dlfcn.h>
if test "x$ac_cv_have_decl_RTLD_DEEPBIND" = xyes; then :
#define HAVE_DECL_RTLD_DEEPBIND $ac_have_decl
# determine what size digit to use for Python's longs
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking digit size for Python's longs" >&5
$as_echo_n "checking digit size for Python's longs... " >&6; }
# Check whether --enable-big-digits was given.
if test "${enable_big_digits+set}" = set; then :
enableval=$enable_big_digits; case $enable_big_digits in
enable_big_digits=30 ;;
enable_big_digits=15 ;;
15|30)
as_fn_error $? "bad value $enable_big_digits for --enable-big-digits; value should be 15 or 30" "$LINENO" 5 ;;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_big_digits" >&5
$as_echo "$enable_big_digits" >&6; }
#define PYLONG_BITS_IN_DIGIT $enable_big_digits
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no value specified" >&5
$as_echo "no value specified" >&6; }
# check for wchar.h
ac_fn_c_check_header_mongrel "$LINENO" "wchar.h" "ac_cv_header_wchar_h" "$ac_includes_default"
if test "x$ac_cv_header_wchar_h" = xyes; then :
$as_echo "#define HAVE_WCHAR_H 1" >>confdefs.h
wchar_h="yes"
wchar_h="no"
# determine wchar_t size
if test "$wchar_h" = yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of wchar_t" >&5
$as_echo_n "checking size of wchar_t... " >&6; }
if ${ac_cv_sizeof_wchar_t+:} false; then :
if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (wchar_t))" "ac_cv_sizeof_wchar_t" "#include <wchar.h>
if test "$ac_cv_type_wchar_t" = yes; then
as_fn_error 77 "cannot compute sizeof (wchar_t)
ac_cv_sizeof_wchar_t=0
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_wchar_t" >&5
$as_echo "$ac_cv_sizeof_wchar_t" >&6; }
#define SIZEOF_WCHAR_T $ac_cv_sizeof_wchar_t
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for UCS-4 tcl" >&5
$as_echo_n "checking for UCS-4 tcl... " >&6; }
have_ucs4_tcl=no
#include <tcl.h>
#if TCL_UTF_MAX != 6
# error "NOT UCS4_TCL"
$as_echo "#define HAVE_UCS4_TCL 1" >>confdefs.h
have_ucs4_tcl=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_ucs4_tcl" >&5
$as_echo "$have_ucs4_tcl" >&6; }
# check whether wchar_t is signed or not
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether wchar_t is signed" >&5
$as_echo_n "checking whether wchar_t is signed... " >&6; }
if ${ac_cv_wchar_t_signed+:} false; then :
ac_cv_wchar_t_signed=yes
#include <wchar.h>
/* Success: exit code 0 */
exit((((wchar_t) -1) < ((wchar_t) 0)) ? 0 : 1);
ac_cv_wchar_t_signed=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_wchar_t_signed" >&5
$as_echo "$ac_cv_wchar_t_signed" >&6; }
# wchar_t is only usable if it maps to an unsigned type
if test "$ac_cv_sizeof_wchar_t" -ge 2 \
-a "$ac_cv_wchar_t_signed" = "no"
HAVE_USABLE_WCHAR_T="yes"
$as_echo "#define HAVE_USABLE_WCHAR_T 1" >>confdefs.h
HAVE_USABLE_WCHAR_T="no usable wchar_t found"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $HAVE_USABLE_WCHAR_T" >&5
$as_echo "$HAVE_USABLE_WCHAR_T" >&6; }
# check for endianness
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether byte ordering is bigendian" >&5
$as_echo_n "checking whether byte ordering is bigendian... " >&6; }
if ${ac_cv_c_bigendian+:} false; then :
ac_cv_c_bigendian=unknown
# See if we're dealing with a universal compiler.
#ifndef __APPLE_CC__
not a universal capable compiler
typedef int dummy;
# Check for potential -arch flags. It is not universal unless
# there are at least two -arch flags with different values.
ac_arch=
for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do
case $ac_word in
i?86 | x86_64 | ppc | ppc64)
if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then
ac_arch=$ac_word
ac_cv_c_bigendian=universal
elif test "x$ac_word" = "x-arch"; then
ac_prev=arch
if test $ac_cv_c_bigendian = unknown; then
# See if sys/param.h defines the BYTE_ORDER macro.
#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \
&& defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \
&& LITTLE_ENDIAN)
bogus endian macros
# It does; now see whether it defined to BIG_ENDIAN or not.
#if BYTE_ORDER != BIG_ENDIAN
not big endian
ac_cv_c_bigendian=yes
ac_cv_c_bigendian=no
# See if <limits.h> defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris).
#include <limits.h>
#if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN)
# It does; now see whether it defined to _BIG_ENDIAN or not.
#ifndef _BIG_ENDIAN
# Compile a test program.
# Try to guess by grepping values from an object file.
short int ascii_mm[] =
{ 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
short int ascii_ii[] =
{ 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
int use_ascii (int i) {
return ascii_mm[i] + ascii_ii[i];
short int ebcdic_ii[] =
{ 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
short int ebcdic_mm[] =
{ 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
int use_ebcdic (int i) {
return ebcdic_mm[i] + ebcdic_ii[i];
extern int foo;
return use_ascii (foo) == use_ebcdic (foo);
if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then
if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
if test "$ac_cv_c_bigendian" = unknown; then
# finding both strings is unlikely to happen, but who knows?
/* Are we little or big endian? From Harbison&Steele. */
union
long int l;
char c[sizeof (long int)];
} u;
u.l = 1;
return u.c[sizeof (long int) - 1] == 1;
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_bigendian" >&5
$as_echo "$ac_cv_c_bigendian" >&6; }
case $ac_cv_c_bigendian in #(
$as_echo "#define WORDS_BIGENDIAN 1" >>confdefs.h
universal)
$as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h
as_fn_error $? "unknown endianness
presetting ac_cv_c_bigendian=no (or yes) will help" "$LINENO" 5 ;;
# ABI version string for Python extension modules. This appears between the
# periods in shared library file names, e.g. foo.<SOABI>.so. It is calculated
# from the following attributes which affect the ABI of this Python build (in
# this order):
# * The Python implementation (always 'cpython-' for us)
# * The major and minor version numbers
# * --with-pydebug (adds a 'd')
# * --with-pymalloc (adds a 'm')
# * --with-wide-unicode (adds a 'u')
# Thus for example, Python 3.2 built with wide unicode, pydebug, and pymalloc,
# would get a shared library ABI version tag of 'cpython-32dmu' and shared
# libraries would be named 'foo.cpython-32dmu.so'.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking ABIFLAGS" >&5
$as_echo_n "checking ABIFLAGS... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ABIFLAGS" >&5
$as_echo "$ABIFLAGS" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking SOABI" >&5
$as_echo_n "checking SOABI... " >&6; }
SOABI='cpython-'`echo $VERSION | tr -d .`${ABIFLAGS}${PLATFORM_TRIPLET:+-$PLATFORM_TRIPLET}
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $SOABI" >&5
$as_echo "$SOABI" >&6; }
Linux*|GNU*|Darwin)
EXT_SUFFIX=.${SOABI}${SHLIB_SUFFIX};;
EXT_SUFFIX=${SHLIB_SUFFIX};;
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking LDVERSION" >&5
$as_echo_n "checking LDVERSION... " >&6; }
LDVERSION='$(VERSION)$(ABIFLAGS)'
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LDVERSION" >&5
$as_echo "$LDVERSION" >&6; }
if test x$PLATFORM_TRIPLET = x; then
LIBPL='$(prefix)'"/lib/python${VERSION}/config-${LDVERSION}"
LIBPL='$(prefix)'"/lib/python${VERSION}/config-${LDVERSION}-${PLATFORM_TRIPLET}"
# Check whether right shifting a negative integer extends the sign bit
# or fills with zeros (like the Cray J90, according to Tim Peters).
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether right shift extends the sign bit" >&5
$as_echo_n "checking whether right shift extends the sign bit... " >&6; }
if ${ac_cv_rshift_extends_sign+:} false; then :
ac_cv_rshift_extends_sign=yes
exit(((-1)>>3 == -1) ? 0 : 1);
ac_cv_rshift_extends_sign=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_rshift_extends_sign" >&5
$as_echo "$ac_cv_rshift_extends_sign" >&6; }
if test "$ac_cv_rshift_extends_sign" = no
$as_echo "#define SIGNED_RIGHT_SHIFT_ZERO_FILLS 1" >>confdefs.h
# check for getc_unlocked and related locking functions
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for getc_unlocked() and friends" >&5
$as_echo_n "checking for getc_unlocked() and friends... " >&6; }
if ${ac_cv_have_getc_unlocked+:} false; then :
FILE *f = fopen("/dev/null", "r");
flockfile(f);
getc_unlocked(f);
funlockfile(f);
ac_cv_have_getc_unlocked=yes
ac_cv_have_getc_unlocked=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_have_getc_unlocked" >&5
$as_echo "$ac_cv_have_getc_unlocked" >&6; }
if test "$ac_cv_have_getc_unlocked" = yes
$as_echo "#define HAVE_GETC_UNLOCKED 1" >>confdefs.h
# check where readline lives
# save the value of LIBS so we don't actually link Python with readline
LIBS_no_readline=$LIBS
# On some systems we need to link readline to a termcap compatible
# library. NOTE: Keep the precedence of listed libraries synchronised
# with setup.py.
py_cv_lib_readline=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link readline libs" >&5
$as_echo_n "checking how to link readline libs... " >&6; }
for py_libtermcap in "" tinfo ncursesw ncurses curses termcap; do
if test -z "$py_libtermcap"; then
READLINE_LIBS="-lreadline"
READLINE_LIBS="-lreadline -l$py_libtermcap"
LIBS="$READLINE_LIBS $LIBS_no_readline"
char readline ();
return readline ();
py_cv_lib_readline=yes
if test $py_cv_lib_readline = yes; then
# Uncomment this line if you want to use READINE_LIBS in Makefile or scripts
#AC_SUBST([READLINE_LIBS])
if test $py_cv_lib_readline = no; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $READLINE_LIBS" >&5
$as_echo "$READLINE_LIBS" >&6; }
$as_echo "#define HAVE_LIBREADLINE 1" >>confdefs.h
# check for readline 2.1
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for rl_callback_handler_install in -lreadline" >&5
$as_echo_n "checking for rl_callback_handler_install in -lreadline... " >&6; }
if ${ac_cv_lib_readline_rl_callback_handler_install+:} false; then :
LIBS="-lreadline $READLINE_LIBS $LIBS"
char rl_callback_handler_install ();
return rl_callback_handler_install ();
ac_cv_lib_readline_rl_callback_handler_install=yes
ac_cv_lib_readline_rl_callback_handler_install=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_readline_rl_callback_handler_install" >&5
$as_echo "$ac_cv_lib_readline_rl_callback_handler_install" >&6; }
if test "x$ac_cv_lib_readline_rl_callback_handler_install" = xyes; then :
$as_echo "#define HAVE_RL_CALLBACK 1" >>confdefs.h
# check for readline 2.2
#include <readline/readline.h>
have_readline=yes
have_readline=no
if test $have_readline = yes
$EGREP "extern int rl_completion_append_character;" >/dev/null 2>&1; then :
$as_echo "#define HAVE_RL_COMPLETION_APPEND_CHARACTER 1" >>confdefs.h
$EGREP "extern int rl_completion_suppress_append;" >/dev/null 2>&1; then :
$as_echo "#define HAVE_RL_COMPLETION_SUPPRESS_APPEND 1" >>confdefs.h
# check for readline 4.0
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for rl_pre_input_hook in -lreadline" >&5
$as_echo_n "checking for rl_pre_input_hook in -lreadline... " >&6; }
if ${ac_cv_lib_readline_rl_pre_input_hook+:} false; then :
char rl_pre_input_hook ();
return rl_pre_input_hook ();
ac_cv_lib_readline_rl_pre_input_hook=yes
ac_cv_lib_readline_rl_pre_input_hook=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_readline_rl_pre_input_hook" >&5
$as_echo "$ac_cv_lib_readline_rl_pre_input_hook" >&6; }
if test "x$ac_cv_lib_readline_rl_pre_input_hook" = xyes; then :
$as_echo "#define HAVE_RL_PRE_INPUT_HOOK 1" >>confdefs.h
# also in 4.0
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for rl_completion_display_matches_hook in -lreadline" >&5
$as_echo_n "checking for rl_completion_display_matches_hook in -lreadline... " >&6; }
if ${ac_cv_lib_readline_rl_completion_display_matches_hook+:} false; then :
char rl_completion_display_matches_hook ();
return rl_completion_display_matches_hook ();
ac_cv_lib_readline_rl_completion_display_matches_hook=yes
ac_cv_lib_readline_rl_completion_display_matches_hook=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_readline_rl_completion_display_matches_hook" >&5
$as_echo "$ac_cv_lib_readline_rl_completion_display_matches_hook" >&6; }
if test "x$ac_cv_lib_readline_rl_completion_display_matches_hook" = xyes; then :
$as_echo "#define HAVE_RL_COMPLETION_DISPLAY_MATCHES_HOOK 1" >>confdefs.h
# also in 4.0, but not in editline
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for rl_resize_terminal in -lreadline" >&5
$as_echo_n "checking for rl_resize_terminal in -lreadline... " >&6; }
if ${ac_cv_lib_readline_rl_resize_terminal+:} false; then :
char rl_resize_terminal ();
return rl_resize_terminal ();
ac_cv_lib_readline_rl_resize_terminal=yes
ac_cv_lib_readline_rl_resize_terminal=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_readline_rl_resize_terminal" >&5
$as_echo "$ac_cv_lib_readline_rl_resize_terminal" >&6; }
if test "x$ac_cv_lib_readline_rl_resize_terminal" = xyes; then :
$as_echo "#define HAVE_RL_RESIZE_TERMINAL 1" >>confdefs.h
# check for readline 4.2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for rl_completion_matches in -lreadline" >&5
$as_echo_n "checking for rl_completion_matches in -lreadline... " >&6; }
if ${ac_cv_lib_readline_rl_completion_matches+:} false; then :
char rl_completion_matches ();
return rl_completion_matches ();
ac_cv_lib_readline_rl_completion_matches=yes
ac_cv_lib_readline_rl_completion_matches=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_readline_rl_completion_matches" >&5
$as_echo "$ac_cv_lib_readline_rl_completion_matches" >&6; }
if test "x$ac_cv_lib_readline_rl_completion_matches" = xyes; then :
$as_echo "#define HAVE_RL_COMPLETION_MATCHES 1" >>confdefs.h
# also in readline 4.2
$EGREP "extern int rl_catch_signals;" >/dev/null 2>&1; then :
$as_echo "#define HAVE_RL_CATCH_SIGNAL 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for append_history in -lreadline" >&5
$as_echo_n "checking for append_history in -lreadline... " >&6; }
if ${ac_cv_lib_readline_append_history+:} false; then :
char append_history ();
return append_history ();
ac_cv_lib_readline_append_history=yes
ac_cv_lib_readline_append_history=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_readline_append_history" >&5
$as_echo "$ac_cv_lib_readline_append_history" >&6; }
if test "x$ac_cv_lib_readline_append_history" = xyes; then :
$as_echo "#define HAVE_RL_APPEND_HISTORY 1" >>confdefs.h
# End of readline checks: restore LIBS
LIBS=$LIBS_no_readline
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken nice()" >&5
$as_echo_n "checking for broken nice()... " >&6; }
if ${ac_cv_broken_nice+:} false; then :
ac_cv_broken_nice=no
int val1 = nice(1);
if (val1 != -1 && val1 == nice(2))
ac_cv_broken_nice=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_broken_nice" >&5
$as_echo "$ac_cv_broken_nice" >&6; }
if test "$ac_cv_broken_nice" = yes
$as_echo "#define HAVE_BROKEN_NICE 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken poll()" >&5
$as_echo_n "checking for broken poll()... " >&6; }
if ${ac_cv_broken_poll+:} false; then :
ac_cv_broken_poll=no
#include <poll.h>
struct pollfd poll_struct = { 42, POLLIN|POLLPRI|POLLOUT, 0 };
int poll_test;
close (42);
poll_test = poll(&poll_struct, 1, 0);
if (poll_test < 0)
else if (poll_test == 0 && poll_struct.revents != POLLNVAL)
ac_cv_broken_poll=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_broken_poll" >&5
$as_echo "$ac_cv_broken_poll" >&6; }
if test "$ac_cv_broken_poll" = yes
$as_echo "#define HAVE_BROKEN_POLL 1" >>confdefs.h
# Before we can test tzset, we need to check if struct tm has a tm_zone
# (which is not required by ISO C or UNIX spec) and/or if we support
# tzname[]
# check tzset(3) exists and works like we expect it to
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for working tzset()" >&5
$as_echo_n "checking for working tzset()... " >&6; }
if ${ac_cv_working_tzset+:} false; then :
ac_cv_working_tzset=no
#if HAVE_TZNAME
/* Note that we need to ensure that not only does tzset(3)
do 'something' with localtime, but it works as documented
in the library reference and as expected by the test suite.
This includes making sure that tzname is set properly if
tm->tm_zone does not exist since it is the alternative way
of getting timezone info.
Red Hat 6.2 doesn't understand the southern hemisphere
after New Year's Day.
*/
time_t groundhogday = 1044144000; /* GMT-based */
time_t midyear = groundhogday + (365 * 24 * 3600 / 2);
putenv("TZ=UTC+0");
tzset();
if (localtime(&groundhogday)->tm_hour != 0)
/* For UTC, tzname[1] is sometimes "", sometimes " " */
if (strcmp(tzname[0], "UTC") ||
(tzname[1][0] != 0 && tzname[1][0] != ' '))
putenv("TZ=EST+5EDT,M4.1.0,M10.5.0");
if (localtime(&groundhogday)->tm_hour != 19)
if (strcmp(tzname[0], "EST") || strcmp(tzname[1], "EDT"))
putenv("TZ=AEST-10AEDT-11,M10.5.0,M3.5.0");
if (localtime(&groundhogday)->tm_hour != 11)
if (strcmp(tzname[0], "AEST") || strcmp(tzname[1], "AEDT"))
#if HAVE_STRUCT_TM_TM_ZONE
if (strcmp(localtime(&groundhogday)->tm_zone, "AEDT"))
if (strcmp(localtime(&midyear)->tm_zone, "AEST"))
ac_cv_working_tzset=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_working_tzset" >&5
$as_echo "$ac_cv_working_tzset" >&6; }
if test "$ac_cv_working_tzset" = yes
$as_echo "#define HAVE_WORKING_TZSET 1" >>confdefs.h
# Look for subsecond timestamps in struct stat
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for tv_nsec in struct stat" >&5
$as_echo_n "checking for tv_nsec in struct stat... " >&6; }
if ${ac_cv_stat_tv_nsec+:} false; then :
struct stat st;
st.st_mtim.tv_nsec = 1;
ac_cv_stat_tv_nsec=yes
ac_cv_stat_tv_nsec=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_stat_tv_nsec" >&5
$as_echo "$ac_cv_stat_tv_nsec" >&6; }
if test "$ac_cv_stat_tv_nsec" = yes
$as_echo "#define HAVE_STAT_TV_NSEC 1" >>confdefs.h
# Look for BSD style subsecond timestamps in struct stat
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for tv_nsec2 in struct stat" >&5
$as_echo_n "checking for tv_nsec2 in struct stat... " >&6; }
if ${ac_cv_stat_tv_nsec2+:} false; then :
st.st_mtimespec.tv_nsec = 1;
ac_cv_stat_tv_nsec2=yes
ac_cv_stat_tv_nsec2=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_stat_tv_nsec2" >&5
$as_echo "$ac_cv_stat_tv_nsec2" >&6; }
if test "$ac_cv_stat_tv_nsec2" = yes
$as_echo "#define HAVE_STAT_TV_NSEC2 1" >>confdefs.h
# first curses header check
ac_save_cppflags="$CPPFLAGS"
if test "$cross_compiling" = no; then
CPPFLAGS="$CPPFLAGS -I/usr/include/ncursesw"
for ac_header in curses.h ncurses.h
# On Solaris, term.h requires curses.h
for ac_header in term.h
ac_fn_c_check_header_compile "$LINENO" "term.h" "ac_cv_header_term_h" "
#ifdef HAVE_CURSES_H
#include <curses.h>
if test "x$ac_cv_header_term_h" = xyes; then :
#define HAVE_TERM_H 1
# On HP/UX 11.0, mvwdelch is a block with a return statement
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mvwdelch is an expression" >&5
$as_echo_n "checking whether mvwdelch is an expression... " >&6; }
if ${ac_cv_mvwdelch_is_expression+:} false; then :
int rtn;
rtn = mvwdelch(0,0,0);
ac_cv_mvwdelch_is_expression=yes
ac_cv_mvwdelch_is_expression=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_mvwdelch_is_expression" >&5
$as_echo "$ac_cv_mvwdelch_is_expression" >&6; }
if test "$ac_cv_mvwdelch_is_expression" = yes
$as_echo "#define MVWDELCH_IS_EXPRESSION 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether WINDOW has _flags" >&5
$as_echo_n "checking whether WINDOW has _flags... " >&6; }
if ${ac_cv_window_has_flags+:} false; then :
WINDOW *w;
w->_flags = 0;
ac_cv_window_has_flags=yes
ac_cv_window_has_flags=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_window_has_flags" >&5
$as_echo "$ac_cv_window_has_flags" >&6; }
if test "$ac_cv_window_has_flags" = yes
$as_echo "#define WINDOW_HAS_FLAGS 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for is_term_resized" >&5
$as_echo_n "checking for is_term_resized... " >&6; }
void *x=is_term_resized
$as_echo "#define HAVE_CURSES_IS_TERM_RESIZED 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for resize_term" >&5
$as_echo_n "checking for resize_term... " >&6; }
void *x=resize_term
$as_echo "#define HAVE_CURSES_RESIZE_TERM 1" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for resizeterm" >&5
$as_echo_n "checking for resizeterm... " >&6; }
void *x=resizeterm
$as_echo "#define HAVE_CURSES_RESIZETERM 1" >>confdefs.h
# last curses configure check
CPPFLAGS=$ac_save_cppflags
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for device files" >&5
$as_echo "$as_me: checking for device files" >&6;}
if test "x$cross_compiling" = xyes; then
if test "${ac_cv_file__dev_ptmx+set}" != set; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for /dev/ptmx" >&5
$as_echo_n "checking for /dev/ptmx... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: not set" >&5
$as_echo "not set" >&6; }
as_fn_error $? "set ac_cv_file__dev_ptmx to yes/no in your CONFIG_SITE file when cross compiling" "$LINENO" 5
if test "${ac_cv_file__dev_ptc+set}" != set; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for /dev/ptc" >&5
$as_echo_n "checking for /dev/ptc... " >&6; }
as_fn_error $? "set ac_cv_file__dev_ptc to yes/no in your CONFIG_SITE file when cross compiling" "$LINENO" 5
if ${ac_cv_file__dev_ptmx+:} false; then :
test "$cross_compiling" = yes &&
as_fn_error $? "cannot check for file existence when cross compiling" "$LINENO" 5
if test -r "/dev/ptmx"; then
ac_cv_file__dev_ptmx=yes
ac_cv_file__dev_ptmx=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_file__dev_ptmx" >&5
$as_echo "$ac_cv_file__dev_ptmx" >&6; }
if test "x$ac_cv_file__dev_ptmx" = xyes; then :
if test "x$ac_cv_file__dev_ptmx" = xyes; then
$as_echo "#define HAVE_DEV_PTMX 1" >>confdefs.h
if ${ac_cv_file__dev_ptc+:} false; then :
if test -r "/dev/ptc"; then
ac_cv_file__dev_ptc=yes
ac_cv_file__dev_ptc=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_file__dev_ptc" >&5
$as_echo "$ac_cv_file__dev_ptc" >&6; }
if test "x$ac_cv_file__dev_ptc" = xyes; then :
if test "x$ac_cv_file__dev_ptc" = xyes; then
$as_echo "#define HAVE_DEV_PTC 1" >>confdefs.h
if test $ac_sys_system = Darwin
LIBS="$LIBS -framework CoreFoundation"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for %zd printf() format support" >&5
$as_echo_n "checking for %zd printf() format support... " >&6; }
if ${ac_cv_have_size_t_format+:} false; then :
ac_cv_have_size_t_format="cross -- assuming yes"
#include <stddef.h>
#ifdef HAVE_SSIZE_T
typedef ssize_t Py_ssize_t;
#elif SIZEOF_VOID_P == SIZEOF_LONG
typedef long Py_ssize_t;
typedef int Py_ssize_t;
char buffer[256];
if(sprintf(buffer, "%zd", (size_t)123) < 0)
if (strcmp(buffer, "123"))
if (sprintf(buffer, "%zd", (Py_ssize_t)-123) < 0)
if (strcmp(buffer, "-123"))
ac_cv_have_size_t_format=yes
ac_cv_have_size_t_format=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_have_size_t_format" >&5
$as_echo "$ac_cv_have_size_t_format" >&6; }
if test "$ac_cv_have_size_t_format" != no ; then
$as_echo "#define PY_FORMAT_SIZE_T \"z\"" >>confdefs.h
ac_fn_c_check_type "$LINENO" "socklen_t" "ac_cv_type_socklen_t" "
if test "x$ac_cv_type_socklen_t" = xyes; then :
$as_echo "#define socklen_t int" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken mbstowcs" >&5
$as_echo_n "checking for broken mbstowcs... " >&6; }
if ${ac_cv_broken_mbstowcs+:} false; then :
ac_cv_broken_mbstowcs=no
#include<stdlib.h>
size_t len = -1;
const char *str = "text";
len = mbstowcs(NULL, str, 0);
return (len != 4);
ac_cv_broken_mbstowcs=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_broken_mbstowcs" >&5
$as_echo "$ac_cv_broken_mbstowcs" >&6; }
if test "$ac_cv_broken_mbstowcs" = yes
$as_echo "#define HAVE_BROKEN_MBSTOWCS 1" >>confdefs.h
# Check for --with-computed-gotos
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --with-computed-gotos" >&5
$as_echo_n "checking for --with-computed-gotos... " >&6; }
# Check whether --with-computed-gotos was given.
if test "${with_computed_gotos+set}" = set; then :
withval=$with_computed_gotos;
if test "$withval" = yes
$as_echo "#define USE_COMPUTED_GOTOS 1" >>confdefs.h
$as_echo "#define USE_COMPUTED_GOTOS 0" >>confdefs.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports computed gotos" >&5
$as_echo_n "checking whether $CC supports computed gotos... " >&6; }
if ${ac_cv_computed_gotos+:} false; then :
if test "${with_computed_gotos+set}" = set; then
ac_cv_computed_gotos="$with_computed_gotos -- configured --with(out)-computed-gotos"
ac_cv_computed_gotos=no
int main(int argc, char **argv)
static void *targets[1] = { &&LABEL1 };
goto LABEL2;
LABEL1:
LABEL2:
goto *targets[0];
ac_cv_computed_gotos=yes
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_computed_gotos" >&5
$as_echo "$ac_cv_computed_gotos" >&6; }
case "$ac_cv_computed_gotos" in yes*)
$as_echo "#define HAVE_COMPUTED_GOTOS 1" >>confdefs.h
$as_echo "#define HAVE_BROKEN_PIPE_BUF 1" >>confdefs.h
for h in `(cd $srcdir;echo Python/thread_*.h)`
THREADHEADERS="$THREADHEADERS \$(srcdir)/$h"
SRCDIRS="Parser Grammar Objects Python Modules Mac Programs"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for build directories" >&5
$as_echo_n "checking for build directories... " >&6; }
for dir in $SRCDIRS; do
if test ! -d $dir; then
mkdir $dir
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: done" >&5
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CFLAGS="$saved_cflags"
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for glibc _FORTIFY_SOURCE/memmove bug" >&5
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CFLAGS="-O2 -D_FORTIFY_SOURCE=2"
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void foo(void *p, void *q) { memmove(p, q, 19); }
char a[32] = "123456789000000000";
foo(&a[9], a);
if (strcmp(a, "123456789123456789000000000") != 0)
foo(a, &a[9]);
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if test "$have_gcc_asm_for_x87" = yes; then
# Some versions of gcc miscompile inline asm:
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# http://gcc.gnu.org/ml/gcc/2010-11/msg00366.html
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gcc ipa-pure-const bug" >&5
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__attribute__((noinline)) int
foo(int *p) {
int r;
asm ( "movl \$6, (%1)\n\t"
"xorl %0, %0\n\t"
: "=r" (r) : "r" (p) : "memory"
);
return r;
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# Check for stdatomic.h
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for stdatomic.h" >&5
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#include <stdatomic.h>
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int loaded_value = atomic_load(&value);
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_stdatomic_h" >&5
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# Check for GCC >= 4.7 __atomic builtins
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC >= 4.7 __atomic builtins" >&5
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_builtin_atomic" >&5
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#include <linux/random.h>
char buffer[1];
const size_t buflen = sizeof(buffer);
const int flags = GRND_NONBLOCK;
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_getrandom_syscall" >&5
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BEGIN {
# Transform confdefs.h into an awk script `defines.awk', embedded as
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d
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split(line, arg, " ")
if (arg[1] == "#") {
defundef = arg[2]
mac1 = arg[3]
defundef = substr(arg[1], 2)
mac1 = arg[2]
split(mac1, mac2, "(") #)
macro = mac2[1]
prefix = substr(line, 1, index(line, defundef) - 1)
if (D_is_set[macro]) {
# Preserve the white space surrounding the "#".
print prefix "define", macro P[macro] D[macro]
next
# Replace #undef with comments. This is necessary, for example,
# in the case of _POSIX_SOURCE, which is predefined and required
# on some systems where configure will not decide to define it.
if (defundef == "undef") {
print "/*", prefix defundef, macro, "*/"
{ print }
as_fn_error $? "could not setup config headers machinery" "$LINENO" 5
fi # test -n "$CONFIG_HEADERS"
eval set X " :F $CONFIG_FILES :H $CONFIG_HEADERS "
for ac_tag
case $ac_tag in
:[FHLC]) ac_mode=$ac_tag; continue;;
case $ac_mode$ac_tag in
:[FHL]*:*);;
:L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
:[FH]-) ac_tag=-:-;;
:[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
ac_save_IFS=$IFS
IFS=:
set x $ac_tag
ac_file=$1
case $ac_mode in
:L) ac_source=$1;;
:[FH])
ac_file_inputs=
for ac_f
case $ac_f in
-) ac_f="$ac_tmp/stdin";;
*) # Look for the file first in the build tree, then in the source tree
# (if the path is not absolute). The absolute path cannot be DOS-style,
# because $ac_f cannot contain `:'.
test -f "$ac_f" ||
[\\/$]*) false;;
*) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
esac ||
as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
as_fn_append ac_file_inputs " '$ac_f'"
# Let's still pretend it is `configure' which instantiates (i.e., don't
# use $as_me), people would be surprised to read:
# /* config.h. Generated by config.status. */
configure_input='Generated from '`
$as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
`' by configure.'
if test x"$ac_file" != x-; then
configure_input="$ac_file. $configure_input"
{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
$as_echo "$as_me: creating $ac_file" >&6;}
# Neutralize special characters interpreted by sed in replacement strings.
case $configure_input in #(
*\&* | *\|* | *\\* )
ac_sed_conf_input=`$as_echo "$configure_input" |
sed 's/[\\\\&|]/\\\\&/g'`;; #(
*) ac_sed_conf_input=$configure_input;;
*:-:* | *:-) cat >"$ac_tmp/stdin" \
|| as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
ac_dir=`$as_dirname -- "$ac_file" ||
$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
X"$ac_file" : 'X\(//\)[^/]' \| \
X"$ac_file" : 'X\(//\)$' \| \
X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
$as_echo X"$ac_file" |
as_dir="$ac_dir"; as_fn_mkdir_p
:F)
# CONFIG_FILE
case $INSTALL in
[\\/$]* | ?:[\\/]* ) ac_INSTALL=$INSTALL ;;
*) ac_INSTALL=$ac_top_build_prefix$INSTALL ;;
ac_MKDIR_P=$MKDIR_P
case $MKDIR_P in
[\\/$]* | ?:[\\/]* ) ;;
*/*) ac_MKDIR_P=$ac_top_build_prefix$MKDIR_P ;;
# If the template does not know about datarootdir, expand it.
# FIXME: This hack should be removed a few years after 2.60.
ac_datarootdir_hack=; ac_datarootdir_seen=
ac_sed_dataroot='
/datarootdir/ {
/@datadir@/p
/@docdir@/p
/@infodir@/p
/@localedir@/p
/@mandir@/p'
case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
*datarootdir*) ac_datarootdir_seen=yes;;
*@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
ac_datarootdir_hack='
s&@datadir@&$datadir&g
s&@docdir@&$docdir&g
s&@infodir@&$infodir&g
s&@localedir@&$localedir&g
s&@mandir@&$mandir&g
s&\\\${datarootdir}&$datarootdir&g' ;;
# Neutralize VPATH when `$srcdir' = `.'.
# Shell code in configure.ac might set extrasub.
# FIXME: do we really want to maintain this feature?
ac_sed_extra="$ac_vpsub
$extrasub
:t
/@[a-zA-Z_][a-zA-Z_0-9]*@/!b
s|@configure_input@|$ac_sed_conf_input|;t t
s&@top_builddir@&$ac_top_builddir_sub&;t t
s&@top_build_prefix@&$ac_top_build_prefix&;t t
s&@srcdir@&$ac_srcdir&;t t
s&@abs_srcdir@&$ac_abs_srcdir&;t t
s&@top_srcdir@&$ac_top_srcdir&;t t
s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t
s&@builddir@&$ac_builddir&;t t
s&@abs_builddir@&$ac_abs_builddir&;t t
s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
s&@INSTALL@&$ac_INSTALL&;t t
s&@MKDIR_P@&$ac_MKDIR_P&;t t
$ac_datarootdir_hack
eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
>$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
{ ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
{ ac_out=`sed -n '/^[ ]*datarootdir[ ]*:*=/p' \
"$ac_tmp/out"`; test -z "$ac_out"; } &&
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
which seems to be undefined. Please make sure it is defined" >&5
$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
which seems to be undefined. Please make sure it is defined" >&2;}
rm -f "$ac_tmp/stdin"
-) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
*) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
esac \
|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
:H)
# CONFIG_HEADER
$as_echo "/* $configure_input */" \
&& eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
} >"$ac_tmp/config.h" \
if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
$as_echo "$as_me: $ac_file is unchanged" >&6;}
rm -f "$ac_file"
mv "$ac_tmp/config.h" "$ac_file" \
&& eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
|| as_fn_error $? "could not create -" "$LINENO" 5
case $ac_file$ac_mode in
"Modules/ld_so_aix":F) chmod +x Modules/ld_so_aix ;;
done # for ac_tag
as_fn_exit 0
test $ac_write_fail = 0 ||
as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
# configure is writing to config.log, and then calls config.status.
# config.status does its own redirection, appending to config.log.
# Unfortunately, on DOS this fails, as config.log is still kept open
# by configure, so config.status won't be able to write to it; its
# output is simply discarded. So we exec the FD to /dev/null,
# effectively closing config.log, so it can be properly (re)opened and
# appended to by config.status. When coming back to configure, we
# need to make the FD available again.
if test "$no_create" != yes; then
ac_cs_success=:
ac_config_status_args=
test "$silent" = yes &&
ac_config_status_args="$ac_config_status_args --quiet"
exec 5>/dev/null
$SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false
# Use ||, not &&, to avoid exiting from the if with $? = 1, which
# would make configure fail if this is the last instruction.
$ac_cs_success || as_fn_exit 1
if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
echo "creating Modules/Setup" >&6
if test ! -f Modules/Setup
cp $srcdir/Modules/Setup.dist Modules/Setup
echo "creating Modules/Setup.local" >&6
if test ! -f Modules/Setup.local
echo "# Edit this file for local setup changes" >Modules/Setup.local
echo "creating Makefile" >&6
$SHELL $srcdir/Modules/makesetup -c $srcdir/Modules/config.c.in \
-s Modules Modules/Setup.config \
Modules/Setup.local Modules/Setup
mv config.c Modules
if test "$Py_OPT" = 'false' -a "$Py_DEBUG" != 'true'; then
echo "" >&6
echo "If you want a release build with all stable optimizations active (PGO, etc)," >&6
echo "please run ./configure --enable-optimizations" >&6