This is an automated email from the git hooks/post-receive script. logari81 pushed a commit to branch master in repository getfem.
The following commit(s) were added to refs/heads/master by this push: new 108702a6 Replace deprecated distutils with setuptools 108702a6 is described below commit 108702a617220c8052fac4b17a9523680478be0e Author: Konstantinos Poulios <logar...@gmail.com> AuthorDate: Wed Oct 5 17:23:55 2022 +0200 Replace deprecated distutils with setuptools --- configure.ac | 4 +- interface/src/python/setup.py.in | 2 +- m4/ac_python_devel.m4 | 185 ----------------- m4/ax_python_devel.m4 | 416 +++++++++++++++++++++++++++++++++++++++ 4 files changed, 419 insertions(+), 188 deletions(-) diff --git a/configure.ac b/configure.ac index 84d685bd..e9e18671 100644 --- a/configure.ac +++ b/configure.ac @@ -450,7 +450,7 @@ if test "x$usepython" = "xYES"; then echo "Building with python ($PYTHON) support (use --enable-python=no to disable it) " echo "You will need the python-numpy and python-scipy packages." dnl AM_PATH_PYTHON(2.2) - AC_PYTHON_DEVEL + AX_PYTHON_DEVEL ac_python_numpy=`$PYTHON -c 'import numpy; print("YES")' 2>/dev/null` if test "x$ac_python_numpy" != "xYES"; then usepython=NO @@ -474,7 +474,7 @@ dnl AM_PATH_PYTHON(2.2) WARNING_MSG="$WARNING_MSG\n$MSG" fi fi - PYTHON_SO=`$PYTHON -c "import distutils.sysconfig, sys; get = distutils.sysconfig.get_config_var; sys.stdout.write(get('EXT_SUFFIX') or get('SO') or '.so');"` + PYTHON_SO=`$PYTHON -c "import sysconfig, sys; get = sysconfig.get_config_var; sys.stdout.write(get('EXT_SUFFIX') or get('SO') or '.so');"` AC_SUBST(PYTHON_SO) fi diff --git a/interface/src/python/setup.py.in b/interface/src/python/setup.py.in index 6a8445bf..22b9feed 100644 --- a/interface/src/python/setup.py.in +++ b/interface/src/python/setup.py.in @@ -22,7 +22,7 @@ """This is the getfem-python-interface module. """ -from distutils.core import setup, Extension +from setuptools import setup, Extension import os try: diff --git a/m4/ac_python_devel.m4 b/m4/ac_python_devel.m4 deleted file mode 100644 index 479aad7e..00000000 --- a/m4/ac_python_devel.m4 +++ /dev/null @@ -1,185 +0,0 @@ -dnl @synopsis AC_PYTHON_DEVEL([version]) -dnl -dnl Checks for Python and tries to get the include path to 'Python.h'. -dnl It provides the $(PYTHON_CPPFLAGS) and $(PYTHON_LDFLAGS) output -dnl variables. Also exports $(PYTHON_EXTRA_LIBS) and -dnl $(PYTHON_EXTRA_LDFLAGS) for embedding Python in your code. -dnl -dnl You can search for some particular version of Python by passing a -dnl parameter to this macro, for example ">= '2.3.1'", or "== '2.4'". -dnl Please note that you *have* to pass also an operator along with the -dnl version to match, and pay special attention to the single quotes -dnl surrounding the version number. -dnl -dnl If the user wants to employ a particular version of Python, she can -dnl now pass to configure the PYTHON_VERSION environment variable. This -dnl is only limited by the macro parameter set by the packager. -dnl -dnl This macro should work for all versions of Python >= 2.1.0. You can -dnl disable the check for the python version by setting the -dnl PYTHON_NOVERSIONCHECK environment variable to something else than -dnl the empty string. -dnl -dnl If you need to use this macro for an older Python version, please -dnl contact the authors. We're always open for feedback. -dnl -dnl @category InstalledPackages -dnl @author Sebastian Huber <sebastian-hu...@web.de> -dnl @author Alan W. Irwin <ir...@beluga.phys.uvic.ca> -dnl @author Rafael Laboissiere <laboissi...@psy.mpg.de> -dnl @author Andrew Collier <colli...@nu.ac.za> -dnl @author Matteo Settenvini <mat...@member.fsf.org> -dnl @version 2006-02-05 -dnl @license GPLWithACException - -AC_DEFUN([AC_PYTHON_DEVEL],[ - # - # Allow the use of a (user set) custom python version - # - AC_ARG_VAR([PYTHON_VERSION],[The installed Python - version to use, for example '2.3'. This string - will be appended to the Python interpreter - canonical name.]) - - AC_PATH_PROG([PYTHON],[python[$PYTHON_VERSION]]) - if test -z "$PYTHON"; then - AC_MSG_ERROR([Cannot find python$PYTHON_VERSION in your system path]) - fi - - # - # Check for a version of Python >= 2.1.0 - # - AC_MSG_CHECKING([for a version of Python >= '2.1.0']) - ac_supports_python_ver=`$PYTHON -c "import sys, string; \ - ver =(sys.version.split())[[0]]; \ - print(int(ver >= '2.1.0'))"` - if test "$ac_supports_python_ver" != "1"; then - if test -z "$PYTHON_NOVERSIONCHECK"; then - AC_MSG_RESULT([no]) - AC_MSG_FAILURE([ -This version of the AC@&t@_PYTHON_DEVEL macro -doesn't work properly with versions of Python before -2.1.0. You may need to re-run configure, setting the -variables PYTHON_CPPFLAGS, PYTHON_LDFLAGS, PYTHON_SITE_PKG, -PYTHON_EXTRA_LIBS and PYTHON_EXTRA_LDFLAGS by hand. -Moreover, to disable this check, set PYTHON_NOVERSIONCHECK -to something else than an empty string. -])dnl - else - AC_MSG_RESULT([skip at user request]) - fi - else - AC_MSG_RESULT([yes]) - fi - - # - # if the macro parameter ``version'' is set, honour it - # - if test -n "$1"; then - AC_MSG_CHECKING([for a version of Python $1]) - ac_supports_python_ver=`$PYTHON -c "import sys, string; \ - ver = (sys.version.split())[[0]]; \ - print(ver $1)"` - if test "$ac_supports_python_ver" = "True"; then - AC_MSG_RESULT([yes]) - else - AC_MSG_RESULT([no]) - AC_MSG_ERROR([this package requires Python $1. -If you have it installed, but it isn't the default Python -interpreter in your system path, please pass the PYTHON_VERSION -variable to configure. See ``configure --help'' for reference. -])dnl - - fi - fi - - # - # Check if you have distutils, else fail - # - AC_MSG_CHECKING([for the distutils Python package]) - ac_distutils_result=`$PYTHON -c "import distutils" 2>&1` - if test $? -eq 0; then - AC_MSG_RESULT([yes]) - else - AC_MSG_RESULT([no]) - AC_MSG_ERROR([cannot import Python module "distutils". -Please check your Python installation. The error was: -$ac_distutils_result]) - fi - - # - # Check for Python include path - # - AC_MSG_CHECKING([for Python include path]) - if test -z "$PYTHON_CPPFLAGS"; then - python_path=`$PYTHON -c "import distutils.sysconfig; \ - print(distutils.sysconfig.get_python_inc());"` - if test -n "${python_path}"; then - python_path="-I$python_path" - fi - PYTHON_CPPFLAGS=$python_path - fi - AC_MSG_RESULT([$PYTHON_CPPFLAGS]) - AC_SUBST([PYTHON_CPPFLAGS]) - - # - # Check for Python library path - # - AC_MSG_CHECKING([for Python library path]) - if test -z "$PYTHON_LDFLAGS"; then - # (makes two attempts to ensure we've got a version number - # from the interpreter) - py_version=`$PYTHON -c "from distutils.sysconfig import *; \ - import string; \ - print(get_config_vars('VERSION')[[0]])"` - if test "$py_version" == "[None]"; then - if test -n "$PYTHON_VERSION"; then - py_version=$PYTHON_VERSION - else - py_version=`$PYTHON -c "import sys; \ - print(sys.version[[:3]])"` - fi - fi - - PYTHON_LDFLAGS=`$PYTHON -c "from distutils.sysconfig import *; \ - print('-L' + get_python_lib(0,1), \ - '-lpython');"`$py_version - fi - AC_MSG_RESULT([$PYTHON_LDFLAGS]) - AC_SUBST([PYTHON_LDFLAGS]) - - # - # Check for site packages - # - AC_MSG_CHECKING([for Python site-packages path]) - if test -z "$PYTHON_SITE_PKG"; then - PYTHON_SITE_PKG=`$PYTHON -c "import distutils.sysconfig; \ - print(distutils.sysconfig.get_python_lib(0,0));"` - fi - AC_MSG_RESULT([$PYTHON_SITE_PKG]) - AC_SUBST([PYTHON_SITE_PKG]) - - # - # libraries which must be linked in when embedding - # - AC_MSG_CHECKING(python extra libraries) - if test -z "$PYTHON_EXTRA_LIBS"; then - PYTHON_EXTRA_LIBS=`$PYTHON -c "import distutils.sysconfig; \ - conf = distutils.sysconfig.get_config_var; \ - print(conf('LOCALMODLIBS'), conf('LIBS'))"` - fi - AC_MSG_RESULT([$PYTHON_EXTRA_LIBS]) - AC_SUBST(PYTHON_EXTRA_LIBS) - - # - # linking flags needed when embedding - # - AC_MSG_CHECKING(python extra linking flags) - if test -z "$PYTHON_EXTRA_LDFLAGS"; then - PYTHON_EXTRA_LDFLAGS=`$PYTHON -c "import distutils.sysconfig; \ - conf = distutils.sysconfig.get_config_var; \ - print(conf('LINKFORSHARED'))"` - fi - AC_MSG_RESULT([$PYTHON_EXTRA_LDFLAGS]) - AC_SUBST(PYTHON_EXTRA_LDFLAGS) -]) diff --git a/m4/ax_python_devel.m4 b/m4/ax_python_devel.m4 new file mode 100644 index 00000000..780584ea --- /dev/null +++ b/m4/ax_python_devel.m4 @@ -0,0 +1,416 @@ +# =========================================================================== +# https://www.gnu.org/software/autoconf-archive/ax_python_devel.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_PYTHON_DEVEL([version]) +# +# DESCRIPTION +# +# Note: Defines as a precious variable "PYTHON_VERSION". Don't override it +# in your configure.ac. +# +# This macro checks for Python and tries to get the include path to +# 'Python.h'. It provides the $(PYTHON_CPPFLAGS) and $(PYTHON_LIBS) output +# variables. It also exports $(PYTHON_EXTRA_LIBS) and +# $(PYTHON_EXTRA_LDFLAGS) for embedding Python in your code. +# +# You can search for some particular version of Python by passing a +# parameter to this macro, for example ">= '2.3.1'", or "== '2.4'". Please +# note that you *have* to pass also an operator along with the version to +# match, and pay special attention to the single quotes surrounding the +# version number. Don't use "PYTHON_VERSION" for this: that environment +# variable is declared as precious and thus reserved for the end-user. +# +# This macro should work for all versions of Python >= 2.1.0. As an end +# user, you can disable the check for the python version by setting the +# PYTHON_NOVERSIONCHECK environment variable to something else than the +# empty string. +# +# If you need to use this macro for an older Python version, please +# contact the authors. We're always open for feedback. +# +# LICENSE +# +# Copyright (c) 2009 Sebastian Huber <sebastian-hu...@web.de> +# Copyright (c) 2009 Alan W. Irwin +# Copyright (c) 2009 Rafael Laboissiere <raf...@laboissiere.net> +# Copyright (c) 2009 Andrew Collier +# Copyright (c) 2009 Matteo Settenvini <mat...@member.fsf.org> +# Copyright (c) 2009 Horst Knorr <hk_clas...@knoda.org> +# Copyright (c) 2013 Daniel Mullner <muell...@math.stanford.edu> +# +# This program is free software: you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the +# Free Software Foundation, either version 3 of the License, or (at your +# option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General +# Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program. If not, see <https://www.gnu.org/licenses/>. +# +# As a special exception, the respective Autoconf Macro's copyright owner +# gives unlimited permission to copy, distribute and modify the configure +# scripts that are the output of Autoconf when processing the Macro. You +# need not follow the terms of the GNU General Public License when using +# or distributing such scripts, even though portions of the text of the +# Macro appear in them. The GNU General Public License (GPL) does govern +# all other use of the material that constitutes the Autoconf Macro. +# +# This special exception to the GPL applies to versions of the Autoconf +# Macro released by the Autoconf Archive. When you make and distribute a +# modified version of the Autoconf Macro, you may extend this special +# exception to the GPL to apply to your modified version as well. + +#serial 32 + +AU_ALIAS([AC_PYTHON_DEVEL], [AX_PYTHON_DEVEL]) +AC_DEFUN([AX_PYTHON_DEVEL],[ + # + # Allow the use of a (user set) custom python version + # + AC_ARG_VAR([PYTHON_VERSION],[The installed Python + version to use, for example '2.3'. This string + will be appended to the Python interpreter + canonical name.]) + + AC_PATH_PROG([PYTHON],[python[$PYTHON_VERSION]]) + if test -z "$PYTHON"; then + AC_MSG_ERROR([Cannot find python$PYTHON_VERSION in your system path]) + PYTHON_VERSION="" + fi + + # + # Check for a version of Python >= 2.1.0 + # + AC_MSG_CHECKING([for a version of Python >= '2.1.0']) + ac_supports_python_ver=`$PYTHON -c "import sys; \ + ver = sys.version.split ()[[0]]; \ + print (ver >= '2.1.0')"` + if test "$ac_supports_python_ver" != "True"; then + if test -z "$PYTHON_NOVERSIONCHECK"; then + AC_MSG_RESULT([no]) + AC_MSG_FAILURE([ +This version of the AC@&t@_PYTHON_DEVEL macro +doesn't work properly with versions of Python before +2.1.0. You may need to re-run configure, setting the +variables PYTHON_CPPFLAGS, PYTHON_LIBS, PYTHON_SITE_PKG, +PYTHON_EXTRA_LIBS and PYTHON_EXTRA_LDFLAGS by hand. +Moreover, to disable this check, set PYTHON_NOVERSIONCHECK +to something else than an empty string. +]) + else + AC_MSG_RESULT([skip at user request]) + fi + else + AC_MSG_RESULT([yes]) + fi + + # + # If the macro parameter ``version'' is set, honour it. + # A Python shim class, VPy, is used to implement correct version comparisons via + # string expressions, since e.g. a naive textual ">= 2.7.3" won't work for + # Python 2.7.10 (the ".1" being evaluated as less than ".3"). + # + if test -n "$1"; then + AC_MSG_CHECKING([for a version of Python $1]) + cat << EOF > ax_python_devel_vpy.py +class VPy: + def vtup(self, s): + return tuple(map(int, s.strip().replace("rc", ".").split("."))) + def __init__(self): + import sys + self.vpy = tuple(sys.version_info) + def __eq__(self, s): + return self.vpy == self.vtup(s) + def __ne__(self, s): + return self.vpy != self.vtup(s) + def __lt__(self, s): + return self.vpy < self.vtup(s) + def __gt__(self, s): + return self.vpy > self.vtup(s) + def __le__(self, s): + return self.vpy <= self.vtup(s) + def __ge__(self, s): + return self.vpy >= self.vtup(s) +EOF + ac_supports_python_ver=`$PYTHON -c "import ax_python_devel_vpy; \ + ver = ax_python_devel_vpy.VPy(); \ + print (ver $1)"` + rm -rf ax_python_devel_vpy*.py* __pycache__/ax_python_devel_vpy*.py* + if test "$ac_supports_python_ver" = "True"; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + AC_MSG_ERROR([this package requires Python $1. +If you have it installed, but it isn't the default Python +interpreter in your system path, please pass the PYTHON_VERSION +variable to configure. See ``configure --help'' for reference. +]) + PYTHON_VERSION="" + fi + fi + + # + # Check if you have distutils, else fail + # + AC_MSG_CHECKING([for the sysconfig Python package]) + ac_sysconfig_result=`$PYTHON -c "import sysconfig" 2>&1` + if test $? -eq 0; then + AC_MSG_RESULT([yes]) + IMPORT_SYSCONFIG="import sysconfig" + else + AC_MSG_RESULT([no]) + + AC_MSG_CHECKING([for the distutils Python package]) + ac_sysconfig_result=`$PYTHON -c "from distutils import sysconfig" 2>&1` + if test $? -eq 0; then + AC_MSG_RESULT([yes]) + IMPORT_SYSCONFIG="from distutils import sysconfig" + else + AC_MSG_ERROR([cannot import Python module "distutils". +Please check your Python installation. The error was: +$ac_sysconfig_result]) + PYTHON_VERSION="" + fi + fi + + # + # Check for Python include path + # + AC_MSG_CHECKING([for Python include path]) + if test -z "$PYTHON_CPPFLAGS"; then + if test "$IMPORT_SYSCONFIG" = "import sysconfig"; then + # sysconfig module has different functions + python_path=`$PYTHON -c "$IMPORT_SYSCONFIG; \ + print (sysconfig.get_path ('include'));"` + plat_python_path=`$PYTHON -c "$IMPORT_SYSCONFIG; \ + print (sysconfig.get_path ('platinclude'));"` + else + # old distutils way + python_path=`$PYTHON -c "$IMPORT_SYSCONFIG; \ + print (sysconfig.get_python_inc ());"` + plat_python_path=`$PYTHON -c "$IMPORT_SYSCONFIG; \ + print (sysconfig.get_python_inc (plat_specific=1));"` + fi + if test -n "${python_path}"; then + if test "${plat_python_path}" != "${python_path}"; then + python_path="-I$python_path -I$plat_python_path" + else + python_path="-I$python_path" + fi + fi + PYTHON_CPPFLAGS=$python_path + fi + AC_MSG_RESULT([$PYTHON_CPPFLAGS]) + AC_SUBST([PYTHON_CPPFLAGS]) + + # + # Check for Python library path + # + AC_MSG_CHECKING([for Python library path]) + if test -z "$PYTHON_LIBS"; then + # (makes two attempts to ensure we've got a version number + # from the interpreter) + ac_python_version=`cat<<EOD | $PYTHON - + +# join all versioning strings, on some systems +# major/minor numbers could be in different list elements +from sysconfig import * +e = get_config_var('VERSION') +if e is not None: + print(e) +EOD` + + if test -z "$ac_python_version"; then + if test -n "$PYTHON_VERSION"; then + ac_python_version=$PYTHON_VERSION + else + ac_python_version=`$PYTHON -c "import sys; \ + print ("%d.%d" % sys.version_info[[:2]])"` + fi + fi + + # Make the versioning information available to the compiler + AC_DEFINE_UNQUOTED([HAVE_PYTHON], ["$ac_python_version"], + [If available, contains the Python version number currently in use.]) + + # First, the library directory: + ac_python_libdir=`cat<<EOD | $PYTHON - + +# There should be only one +$IMPORT_SYSCONFIG +e = sysconfig.get_config_var('LIBDIR') +if e is not None: + print (e) +EOD` + + # Now, for the library: + ac_python_library=`cat<<EOD | $PYTHON - + +$IMPORT_SYSCONFIG +c = sysconfig.get_config_vars() +if 'LDVERSION' in c: + print ('python'+c[['LDVERSION']]) +else: + print ('python'+c[['VERSION']]) +EOD` + + # This small piece shamelessly adapted from PostgreSQL python macro; + # credits goes to momjian, I think. I'd like to put the right name + # in the credits, if someone can point me in the right direction... ? + # + if test -n "$ac_python_libdir" -a -n "$ac_python_library" + then + # use the official shared library + ac_python_library=`echo "$ac_python_library" | sed "s/^lib//"` + PYTHON_LIBS="-L$ac_python_libdir -l$ac_python_library" + else + # old way: use libpython from python_configdir + ac_python_libdir=`$PYTHON -c \ + "from sysconfig import get_python_lib as f; \ + import os; \ + print (os.path.join(f(plat_specific=1, standard_lib=1), 'config'));"` + PYTHON_LIBS="-L$ac_python_libdir -lpython$ac_python_version" + fi + + if test -z "PYTHON_LIBS"; then + AC_MSG_ERROR([ + Cannot determine location of your Python DSO. Please check it was installed with + dynamic libraries enabled, or try setting PYTHON_LIBS by hand. + ]) + fi + fi + AC_MSG_RESULT([$PYTHON_LIBS]) + AC_SUBST([PYTHON_LIBS]) + + # + # Check for site packages + # + AC_MSG_CHECKING([for Python site-packages path]) + if test -z "$PYTHON_SITE_PKG"; then + if test "$IMPORT_SYSCONFIG" = "import sysconfig"; then + PYTHON_SITE_PKG=`$PYTHON -c " +$IMPORT_SYSCONFIG; +if hasattr(sysconfig, 'get_default_scheme'): + scheme = sysconfig.get_default_scheme() +else: + scheme = sysconfig._get_default_scheme() +if scheme == 'posix_local': + # Debian's default scheme installs to /usr/local/ but we want to find headers in /usr/ + scheme = 'posix_prefix' +prefix = '$prefix' +if prefix == 'NONE': + prefix = '$ac_default_prefix' +sitedir = sysconfig.get_path('purelib', scheme, vars={'base': prefix}) +print(sitedir)"` + else + # distutils.sysconfig way + PYTHON_SITE_PKG=`$PYTHON -c "$IMPORT_SYSCONFIG; \ + print (sysconfig.get_python_lib(0,0));"` + fi + fi + AC_MSG_RESULT([$PYTHON_SITE_PKG]) + AC_SUBST([PYTHON_SITE_PKG]) + + # + # Check for platform-specific site packages + # + AC_MSG_CHECKING([for Python platform specific site-packages path]) + if test -z "$PYTHON_PLATFORM_SITE_PKG"; then + if test "$IMPORT_SYSCONFIG" = "import sysconfig"; then + PYTHON_PLATFORM_SITE_PKG=`$PYTHON -c " +$IMPORT_SYSCONFIG; +if hasattr(sysconfig, 'get_default_scheme'): + scheme = sysconfig.get_default_scheme() +else: + scheme = sysconfig._get_default_scheme() +if scheme == 'posix_local': + # Debian's default scheme installs to /usr/local/ but we want to find headers in /usr/ + scheme = 'posix_prefix' +prefix = '$prefix' +if prefix == 'NONE': + prefix = '$ac_default_prefix' +sitedir = sysconfig.get_path('platlib', scheme, vars={'platbase': prefix}) +print(sitedir)"` + else + # distutils.sysconfig way + PYTHON_PLATFORM_SITE_PKG=`$PYTHON -c "$IMPORT_SYSCONFIG; \ + print (sysconfig.get_python_lib(1,0));"` + fi + fi + AC_MSG_RESULT([$PYTHON_PLATFORM_SITE_PKG]) + AC_SUBST([PYTHON_PLATFORM_SITE_PKG]) + + # + # libraries which must be linked in when embedding + # + AC_MSG_CHECKING(python extra libraries) + if test -z "$PYTHON_EXTRA_LIBS"; then + PYTHON_EXTRA_LIBS=`$PYTHON -c "$IMPORT_SYSCONFIG; \ + conf = sysconfig.get_config_var; \ + print (conf('LIBS') + ' ' + conf('SYSLIBS'))"` + fi + AC_MSG_RESULT([$PYTHON_EXTRA_LIBS]) + AC_SUBST(PYTHON_EXTRA_LIBS) + + # + # linking flags needed when embedding + # + AC_MSG_CHECKING(python extra linking flags) + if test -z "$PYTHON_EXTRA_LDFLAGS"; then + PYTHON_EXTRA_LDFLAGS=`$PYTHON -c "$IMPORT_SYSCONFIG; \ + conf = sysconfig.get_config_var; \ + print (conf('LINKFORSHARED'))"` + fi + AC_MSG_RESULT([$PYTHON_EXTRA_LDFLAGS]) + AC_SUBST(PYTHON_EXTRA_LDFLAGS) + + # + # final check to see if everything compiles alright + # + AC_MSG_CHECKING([consistency of all components of python development environment]) + # save current global flags + ac_save_LIBS="$LIBS" + ac_save_LDFLAGS="$LDFLAGS" + ac_save_CPPFLAGS="$CPPFLAGS" + LIBS="$ac_save_LIBS $PYTHON_LIBS $PYTHON_EXTRA_LIBS" + LDFLAGS="$ac_save_LDFLAGS $PYTHON_EXTRA_LDFLAGS" + CPPFLAGS="$ac_save_CPPFLAGS $PYTHON_CPPFLAGS" + AC_LANG_PUSH([C]) + AC_LINK_IFELSE([ + AC_LANG_PROGRAM([[#include <Python.h>]], + [[Py_Initialize();]]) + ],[pythonexists=yes],[pythonexists=no]) + AC_LANG_POP([C]) + # turn back to default flags + CPPFLAGS="$ac_save_CPPFLAGS" + LIBS="$ac_save_LIBS" + LDFLAGS="$ac_save_LDFLAGS" + + AC_MSG_RESULT([$pythonexists]) + + if test ! "x$pythonexists" = "xyes"; then + AC_MSG_FAILURE([ + Could not link test program to Python. Maybe the main Python library has been + installed in some non-standard library path. If so, pass it to configure, + via the LIBS environment variable. + Example: ./configure LIBS="-L/usr/non-standard-path/python/lib" + ============================================================================ + ERROR! + You probably have to install the development version of the Python package + for your distribution. The exact name of this package varies among them. + ============================================================================ + ]) + PYTHON_VERSION="" + fi + + # + # all done! + # +])