From 874211978c8097b8e747c90fa3ff41aacabe340f Mon Sep 17 00:00:00 2001 From: "doko@python.org" Date: Sat, 26 Jan 2013 11:39:31 +0100 Subject: [PATCH] - Issue #16235: Implement python-config as a shell script. --- Makefile.pre.in | 11 ++-- Misc/NEWS | 2 + Misc/python-config.sh.in | 106 +++++++++++++++++++++++++++++++++++++++ configure | 11 +++- configure.ac | 9 +++- 5 files changed, 133 insertions(+), 6 deletions(-) create mode 100644 Misc/python-config.sh.in diff --git a/Makefile.pre.in b/Makefile.pre.in index a9a68e3ef1a..f8d5674075a 100644 --- a/Makefile.pre.in +++ b/Makefile.pre.in @@ -438,7 +438,7 @@ LIBRARY_OBJS= \ # Default target all: build_all -build_all: $(BUILDPYTHON) oldsharedmods sharedmods gdbhooks Modules/_testembed +build_all: $(BUILDPYTHON) oldsharedmods sharedmods gdbhooks Modules/_testembed python-config # Compile a binary with gcc profile guided optimization. profile-opt: @@ -1132,10 +1132,12 @@ $(srcdir)/Lib/$(PLATDIR): fi; \ cd $(srcdir)/Lib/$(PLATDIR); $(RUNSHARED) ./regen -python-config: $(srcdir)/Misc/python-config.in +python-config: $(srcdir)/Misc/python-config.in Misc/python-config.sh # Substitution happens here, as the completely-expanded BINDIR # is not available in configure - sed -e "s,@EXENAME@,$(BINDIR)/python$(LDVERSION)$(EXE)," < $(srcdir)/Misc/python-config.in >python-config + sed -e "s,@EXENAME@,$(BINDIR)/python$(LDVERSION)$(EXE)," < $(srcdir)/Misc/python-config.in >python-config.py + # Replace makefile compat. variable references with shell script compat. ones; $(VAR) -> ${VAR} + sed -e 's,\$$(\([A-Za-z0-9_]*\)),\$$\{\1\},g' < Misc/python-config.sh >python-config # Install the include files INCLDIRSTOMAKE=$(INCLUDEDIR) $(CONFINCLUDEDIR) $(INCLUDEPY) $(CONFINCLUDEPY) @@ -1193,8 +1195,8 @@ libainstall: all python-config $(INSTALL_DATA) Misc/python.pc $(DESTDIR)$(LIBPC)/python-$(VERSION).pc $(INSTALL_SCRIPT) $(srcdir)/Modules/makesetup $(DESTDIR)$(LIBPL)/makesetup $(INSTALL_SCRIPT) $(srcdir)/install-sh $(DESTDIR)$(LIBPL)/install-sh + $(INSTALL_SCRIPT) python-config.py $(DESTDIR)$(LIBPL)/python-config.py $(INSTALL_SCRIPT) python-config $(DESTDIR)$(BINDIR)/python$(LDVERSION)-config - rm python-config @if [ -s Modules/python.exp -a \ "`echo $(MACHDEP) | sed 's/^\(...\).*/\1/'`" = "aix" ]; then \ echo; echo "Installing support files for building shared extension modules on AIX:"; \ @@ -1381,6 +1383,7 @@ clobber: clean profile-removal config.cache config.log pyconfig.h Modules/config.c -rm -rf build platform -rm -rf $(PYTHONFRAMEWORKDIR) + -rm -f python-config.py python-config # Make things extra clean, before making a distribution: # remove all generated files, even Makefile[.pre] diff --git a/Misc/NEWS b/Misc/NEWS index 6527cc56aaf..ff8b5267e15 100644 --- a/Misc/NEWS +++ b/Misc/NEWS @@ -763,6 +763,8 @@ Tests Build ----- +- Issue #16235: Implement python-config as a shell script. + - Issue #16769: Remove outdated Visual Studio projects. - Issue #17031: Fix running regen in cross builds. diff --git a/Misc/python-config.sh.in b/Misc/python-config.sh.in new file mode 100644 index 00000000000..6790bf62ff1 --- /dev/null +++ b/Misc/python-config.sh.in @@ -0,0 +1,106 @@ +#!/bin/sh + +exit_with_usage () +{ + echo "Usage: $0 --prefix|--exec-prefix|--includes|--libs|--cflags|--ldflags|--extension-suffix|--help|--abiflags|--configdir" + exit $1 +} + +if [ "$1" = "" ] ; then + exit_with_usage 1 +fi + +# Returns the actual prefix where this script was installed to. +installed_prefix () +{ + RESULT=$(dirname $(cd $(dirname "$1") && pwd -P)) + if which readlink >/dev/null 2>&1 ; then + RESULT=$(readlink -f "$RESULT") + fi + echo $RESULT +} + +prefix_build="@prefix@" +prefix_real=$(installed_prefix "$0") + +# Use sed to fix paths from their built to locations to their installed to locations. +prefix=$(echo "$prefix_build" | sed "s#$prefix_build#$prefix_real#") +exec_prefix_build="@exec_prefix@" +exec_prefix=$(echo "$exec_prefix_build" | sed "s#$exec_prefix_build#$prefix_real#") +includedir=$(echo "@includedir@" | sed "s#$prefix_build#$prefix_real#") +libdir=$(echo "@libdir@" | sed "s#$prefix_build#$prefix_real#") +CFLAGS=$(echo "@CFLAGS@" | sed "s#$prefix_build#$prefix_real#") +VERSION="@VERSION@" +LIBM="@LIBM@" +LIBC="@LIBC@" +SYSLIBS="$LIBM $LIBC" +ABIFLAGS="@ABIFLAGS@" +LIBS="@LIBS@ $SYSLIBS -lpython${VERSION}${ABIFLAGS}" +BASECFLAGS="@BASECFLAGS@" +LDLIBRARY="@LDLIBRARY@" +LINKFORSHARED="@LINKFORSHARED@" +OPT="@OPT@" +PY_ENABLE_SHARED="@PY_ENABLE_SHARED@" +LDVERSION="@LDVERSION@" +LIBDEST=${prefix}/lib/python${VERSION} +LIBPL=$(echo "@LIBPL@" | sed "s#$prefix_build#$prefix_real#") +SO="@SO@" +PYTHONFRAMEWORK="@PYTHONFRAMEWORK@" +INCDIR="-I$includedir/python${VERSION}${ABIFLAGS}" +PLATINCDIR="-I$includedir/python${VERSION}${ABIFLAGS}" + +# Scan for --help or unknown argument. +for ARG in $* +do + case $ARG in + --help) + exit_with_usage 0 + ;; + --prefix|--exec-prefix|--includes|--libs|--cflags|--ldflags|--extension-suffix|--abiflags|--configdir) + ;; + *) + exit_with_usage 1 + ;; + esac +done + +for ARG in "$@" +do + case "$ARG" in + --prefix) + echo "$prefix" + ;; + --exec-prefix) + echo "$exec_prefix" + ;; + --includes) + echo "$INCDIR $PLATINCDIR" + ;; + --cflags) + echo "$INCDIR $PLATINCDIR $BASECFLAGS $CFLAGS $OPT" + ;; + --libs) + echo "$LIBS" + ;; + --ldflags) + LINKFORSHAREDUSED= + if [ -z "$PYTHONFRAMEWORK" ] ; then + LINKFORSHAREDUSED=$LINKFORSHARED + fi + LIBPLUSED= + if [ "$PY_ENABLE_SHARED" = "0" ] ; then + LIBPLUSED="-L$LIBPL" + fi + echo "$LIBPLUSED -L$libdir $LIBS $LINKFORSHAREDUSED" + ;; + --extension-suffix) + echo "$SO" + ;; + --abiflags) + echo "$ABIFLAGS" + ;; + --configdir) + echo "$LIBPL" + ;; +esac +done diff --git a/configure b/configure index 996f3248bc5..035f0ac4f94 100755 --- a/configure +++ b/configure @@ -625,6 +625,8 @@ ac_includes_default="\ ac_subst_vars='LTLIBOBJS SRCDIRS THREADHEADERS +LIBPL +PY_ENABLE_SHARED SOABI LIBC LIBM @@ -5573,6 +5575,7 @@ fi # Other platforms follow if test $enable_shared = "yes"; then + PY_ENABLE_SHARED=1 $as_echo "#define Py_ENABLE_SHARED 1" >>confdefs.h @@ -5630,6 +5633,7 @@ $as_echo "#define Py_ENABLE_SHARED 1" >>confdefs.h esac else # shared is disabled + PY_ENABLE_SHARED=0 case $ac_sys_system in CYGWIN*) BLDLIBRARY='$(LIBRARY)' @@ -13689,6 +13693,10 @@ LDVERSION='$(VERSION)$(ABIFLAGS)' { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LDVERSION" >&5 $as_echo "$LDVERSION" >&6; } + +LIBPL="${prefix}/lib/python${VERSION}/config-${LDVERSION}" + + # SO 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 SO" >&5 @@ -15136,7 +15144,7 @@ $as_echo "#define HAVE_IPA_PURE_CONST_BUG 1" >>confdefs.h fi # generate output files -ac_config_files="$ac_config_files Makefile.pre Modules/Setup.config Misc/python.pc" +ac_config_files="$ac_config_files Makefile.pre Modules/Setup.config Misc/python.pc Misc/python-config.sh" ac_config_files="$ac_config_files Modules/ld_so_aix" @@ -15840,6 +15848,7 @@ do "Makefile.pre") CONFIG_FILES="$CONFIG_FILES Makefile.pre" ;; "Modules/Setup.config") CONFIG_FILES="$CONFIG_FILES Modules/Setup.config" ;; "Misc/python.pc") CONFIG_FILES="$CONFIG_FILES Misc/python.pc" ;; + "Misc/python-config.sh") CONFIG_FILES="$CONFIG_FILES Misc/python-config.sh" ;; "Modules/ld_so_aix") CONFIG_FILES="$CONFIG_FILES Modules/ld_so_aix" ;; *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;; diff --git a/configure.ac b/configure.ac index 969b05217f9..1432ada0023 100644 --- a/configure.ac +++ b/configure.ac @@ -917,6 +917,7 @@ fi # Other platforms follow if test $enable_shared = "yes"; then + PY_ENABLE_SHARED=1 AC_DEFINE(Py_ENABLE_SHARED, 1, [Defined if Python is built as a shared library.]) case $ac_sys_system in CYGWIN*) @@ -972,6 +973,7 @@ if test $enable_shared = "yes"; then esac else # shared is disabled + PY_ENABLE_SHARED=0 case $ac_sys_system in CYGWIN*) BLDLIBRARY='$(LIBRARY)' @@ -3929,6 +3931,11 @@ AC_MSG_CHECKING(LDVERSION) LDVERSION='$(VERSION)$(ABIFLAGS)' AC_MSG_RESULT($LDVERSION) +dnl define LIBPL after ABIFLAGS and LDVERSION is defined. +AC_SUBST(PY_ENABLE_SHARED) +LIBPL="${prefix}/lib/python${VERSION}/config-${LDVERSION}" +AC_SUBST(LIBPL) + # SO is the extension of shared libraries `(including the dot!) # -- usually .so, .sl on HP-UX, .dll on Cygwin AC_MSG_CHECKING(SO) @@ -4641,7 +4648,7 @@ if test "$have_gcc_asm_for_x87" = yes; then fi # generate output files -AC_CONFIG_FILES(Makefile.pre Modules/Setup.config Misc/python.pc) +AC_CONFIG_FILES(Makefile.pre Modules/Setup.config Misc/python.pc Misc/python-config.sh) AC_CONFIG_FILES([Modules/ld_so_aix], [chmod +x Modules/ld_so_aix]) AC_OUTPUT