mirror of https://github.com/python/cpython
Add check for rint() in math library.
This commit is contained in:
Guido van Rossum
parent
99f235d5e7
commit
a28518a6a6
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@ -381,6 +381,9 @@
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/* Define if you have the readlink function. */
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#undef HAVE_READLINK
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/* Define if you have the rint function. */
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#undef HAVE_RINT
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/* Define if you have the select function. */
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#undef HAVE_SELECT
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@ -1,6 +1,6 @@
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#! /bin/sh
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# From configure.in Revision: 1.120
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# From configure.in Revision: 1.121
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# Guess values for system-dependent variables and create Makefiles.
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# Generated automatically using autoconf version 2.13
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@ -5001,11 +5001,71 @@ fi
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done
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LIBS=$LIBS_SAVE
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# check for rint() in math library
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LIBS_SAVE=$LIBS
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LIBS="$LIBS $LIBM"
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for ac_func in rint
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do
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echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
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echo "configure:5013: checking for $ac_func" >&5
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if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 5018 "configure"
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#include "confdefs.h"
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/* System header to define __stub macros and hopefully few prototypes,
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which can conflict with char $ac_func(); below. */
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#include <assert.h>
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/* Override any gcc2 internal prototype to avoid an error. */
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/* We use char because int might match the return type of a gcc2
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builtin and then its argument prototype would still apply. */
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char $ac_func();
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int main() {
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/* The GNU C library defines this for functions which it implements
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to always fail with ENOSYS. Some functions are actually named
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something starting with __ and the normal name is an alias. */
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#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
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choke me
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#else
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$ac_func();
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#endif
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; return 0; }
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EOF
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if { (eval echo configure:5041: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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eval "ac_cv_func_$ac_func=yes"
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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eval "ac_cv_func_$ac_func=no"
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fi
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rm -f conftest*
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fi
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if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
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echo "$ac_t""yes" 1>&6
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ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
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cat >> confdefs.h <<EOF
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#define $ac_tr_func 1
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EOF
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else
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echo "$ac_t""no" 1>&6
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fi
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done
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LIBS=$LIBS_SAVE
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# check for getopt
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echo $ac_n "checking for genuine getopt""... $ac_c" 1>&6
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echo "configure:5009: checking for genuine getopt" >&5
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echo "configure:5069: checking for genuine getopt" >&5
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if eval "test \"`echo '$''{'ac_cv_func_getopt'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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@ -5013,7 +5073,7 @@ else
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ac_cv_func_getopt=no
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else
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cat > conftest.$ac_ext <<EOF
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#line 5017 "configure"
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#line 5077 "configure"
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#include "confdefs.h"
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#include <stdio.h>
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extern int optind, opterr, getopt();
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@ -5025,7 +5085,7 @@ int main() {
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exit(0);
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}
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EOF
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if { (eval echo configure:5029: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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if { (eval echo configure:5089: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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then
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ac_cv_func_getopt=yes
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else
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@ -5043,7 +5103,7 @@ test $ac_cv_func_getopt = no && LIBOBJS="$LIBOBJS getopt.o"
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# check whether malloc(0) returns NULL or not
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echo $ac_n "checking what malloc(0) returns""... $ac_c" 1>&6
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echo "configure:5047: checking what malloc(0) returns" >&5
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echo "configure:5107: checking what malloc(0) returns" >&5
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if eval "test \"`echo '$''{'ac_cv_malloc_zero'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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@ -5051,7 +5111,7 @@ else
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{ echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
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else
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cat > conftest.$ac_ext <<EOF
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#line 5055 "configure"
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#line 5115 "configure"
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#include "confdefs.h"
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#include <stdio.h>
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#ifdef HAVE_STDLIB
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@ -5070,7 +5130,7 @@ main() {
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exit(0);
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}
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EOF
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if { (eval echo configure:5074: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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if { (eval echo configure:5134: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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then
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ac_cv_malloc_zero=nonnull
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else
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@ -5096,17 +5156,17 @@ fi
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# check for wchar.h
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ac_safe=`echo "wchar.h" | sed 'y%./+-%__p_%'`
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echo $ac_n "checking for wchar.h""... $ac_c" 1>&6
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echo "configure:5100: checking for wchar.h" >&5
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echo "configure:5160: checking for wchar.h" >&5
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if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 5105 "configure"
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#line 5165 "configure"
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#include "confdefs.h"
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#include <wchar.h>
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EOF
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ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
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{ (eval echo configure:5110: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
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{ (eval echo configure:5170: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
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ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
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if test -z "$ac_err"; then
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rm -rf conftest*
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@ -5136,12 +5196,12 @@ fi
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# check for usable wchar_t
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usable_wchar_t="unkown"
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echo $ac_n "checking for usable wchar_t""... $ac_c" 1>&6
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echo "configure:5140: checking for usable wchar_t" >&5
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echo "configure:5200: checking for usable wchar_t" >&5
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if test "$cross_compiling" = yes; then
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{ echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
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else
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cat > conftest.$ac_ext <<EOF
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#line 5145 "configure"
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#line 5205 "configure"
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#include "confdefs.h"
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#include "wchar.h"
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@ -5155,7 +5215,7 @@ main() {
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}
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EOF
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if { (eval echo configure:5159: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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if { (eval echo configure:5219: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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then
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cat >> confdefs.h <<\EOF
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#define HAVE_USABLE_WCHAR_T 1
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@ -5174,14 +5234,14 @@ echo "$ac_t""$usable_wchar_t" 1>&6
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# check for endianness
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echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
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echo "configure:5178: checking whether byte ordering is bigendian" >&5
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echo "configure:5238: checking whether byte ordering is bigendian" >&5
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if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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ac_cv_c_bigendian=unknown
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# See if sys/param.h defines the BYTE_ORDER macro.
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cat > conftest.$ac_ext <<EOF
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#line 5185 "configure"
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#line 5245 "configure"
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#include "confdefs.h"
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#include <sys/types.h>
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#include <sys/param.h>
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@ -5192,11 +5252,11 @@ int main() {
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#endif
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; return 0; }
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EOF
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if { (eval echo configure:5196: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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if { (eval echo configure:5256: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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# It does; now see whether it defined to BIG_ENDIAN or not.
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cat > conftest.$ac_ext <<EOF
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#line 5200 "configure"
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#line 5260 "configure"
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#include "confdefs.h"
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#include <sys/types.h>
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#include <sys/param.h>
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@ -5207,7 +5267,7 @@ int main() {
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#endif
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; return 0; }
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EOF
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if { (eval echo configure:5211: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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if { (eval echo configure:5271: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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ac_cv_c_bigendian=yes
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else
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@ -5227,7 +5287,7 @@ if test "$cross_compiling" = yes; then
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{ echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
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else
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cat > conftest.$ac_ext <<EOF
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#line 5231 "configure"
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#line 5291 "configure"
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#include "confdefs.h"
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main () {
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/* Are we little or big endian? From Harbison&Steele. */
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@ -5240,7 +5300,7 @@ main () {
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exit (u.c[sizeof (long) - 1] == 1);
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}
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EOF
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if { (eval echo configure:5244: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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if { (eval echo configure:5304: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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then
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ac_cv_c_bigendian=no
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else
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@ -5266,7 +5326,7 @@ fi
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# Check for --with-wctype-functions
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echo $ac_n "checking for --with-wctype-functions""... $ac_c" 1>&6
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echo "configure:5270: checking for --with-wctype-functions" >&5
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echo "configure:5330: checking for --with-wctype-functions" >&5
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# Check whether --with-wctype-functions or --without-wctype-functions was given.
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if test "${with_wctype_functions+set}" = set; then
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withval="$with_wctype_functions"
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@ -996,6 +996,12 @@ AC_CHECK_FUNCS(hypot)
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AC_REPLACE_FUNCS(hypot)
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LIBS=$LIBS_SAVE
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# check for rint() in math library
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LIBS_SAVE=$LIBS
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LIBS="$LIBS $LIBM"
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AC_CHECK_FUNCS(rint)
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LIBS=$LIBS_SAVE
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# check for getopt
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AC_MSG_CHECKING(for genuine getopt)
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AC_CACHE_VAL(ac_cv_func_getopt,
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