--- a/m4/ax_python_devel.m4 2019-07-26 17:07:44.000000000 +0200
+++ b/m4/ax_python_devel.m4 2022-02-15 10:29:28.876543000 +0100
@@ -1,5 +1,5 @@
# ===========================================================================
-# http://www.gnu.org/software/autoconf-archive/ax_python_devel.html
+# https://www.gnu.org/software/autoconf-archive/ax_python_devel.html
# ===========================================================================
#
# SYNOPSIS
@@ -12,8 +12,8 @@
# 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_LDFLAGS)
-# output variables. It also exports $(PYTHON_EXTRA_LIBS) and
+# 'Python.h'. It provides the $(PYTHON_CPPFLAGS) and $(PYTHON_LIBS) output
+# variables. It also exports $(PYTHON_EXTRA_LIBS) and
# $(PYTHON_EXTRA_LDFLAGS) for embedding Python in your code.
#
# You can search for some particular version of Python by passing a
@@ -52,7 +52,7 @@
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
-# with this program. If not, see <http://www.gnu.org/licenses/>.
+# with this program. If not, see <https://www.gnu.org/licenses/>.
#
# As a special exception, the respective Autoconf Macro's copyright owner
# gives unlimited permission to copy, distribute and modify the configure
@@ -67,7 +67,7 @@
# modified version of the Autoconf Macro, you may extend this special
# exception to the GPL to apply to your modified version as well.
-#serial 16
+#serial 23
AU_ALIAS([AC_PYTHON_DEVEL], [AX_PYTHON_DEVEL])
AC_DEFUN([AX_PYTHON_DEVEL],[
@@ -99,7 +99,7 @@
This version of the AC@&t@_PYTHON_DEVEL macro
doesn't work properly with versions of Python before
2.1.0. You may need to re-run configure, setting the
-variables PYTHON_CPPFLAGS, PYTHON_LDFLAGS, PYTHON_SITE_PKG,
+variables PYTHON_CPPFLAGS, PYTHON_LIBS, PYTHON_SITE_PKG,
PYTHON_EXTRA_LIBS and PYTHON_EXTRA_LDFLAGS by hand.
Moreover, to disable this check, set PYTHON_NOVERSIONCHECK
to something else than an empty string.
@@ -135,16 +135,25 @@
#
# Check if you have distutils, else fail
#
- AC_MSG_CHECKING([for the distutils Python package])
- ac_distutils_result=`$PYTHON -c "import distutils" 2>&1`
- if test -z "$ac_distutils_result"; then
+ AC_MSG_CHECKING([for the sysconfig Python package])
+ ac_sysconfig_result=`$PYTHON -c "import sysconfig" 2>&1`
+ if test $? -eq 0; then
AC_MSG_RESULT([yes])
+ IMPORT_SYSCONFIG="import sysconfig"
else
AC_MSG_RESULT([no])
- AC_MSG_ERROR([cannot import Python module "distutils".
+
+ AC_MSG_CHECKING([for the distutils Python package])
+ ac_sysconfig_result=`$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_distutils_result])
- PYTHON_VERSION=""
+$ac_sysconfig_result])
+ PYTHON_VERSION=""
+ fi
fi
#
@@ -152,10 +161,19 @@
#
AC_MSG_CHECKING([for Python include path])
if test -z "$PYTHON_CPPFLAGS"; then
- python_path=`$PYTHON -c "import distutils.sysconfig; \
- print (distutils.sysconfig.get_python_inc ());"`
- plat_python_path=`$PYTHON -c "import distutils.sysconfig; \
- print (distutils.sysconfig.get_python_inc (plat_specific=1));"`
+ 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"
@@ -172,14 +190,14 @@
# Check for Python library path
#
AC_MSG_CHECKING([for Python library path])
- if test -z "$PYTHON_LDFLAGS"; then
+ if test -z "$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 distutils.sysconfig import *
+from sysconfig import *
e = get_config_var('VERSION')
if e is not None:
print(e)
@@ -202,8 +220,8 @@
ac_python_libdir=`cat<<EOD | $PYTHON -
# There should be only one
-import distutils.sysconfig
-e = distutils.sysconfig.get_config_var('LIBDIR')
+$IMPORT_SYSCONFIG
+e = sysconfig.get_config_var('LIBDIR')
if e is not None:
print (e)
EOD`
@@ -211,8 +229,8 @@
# Now, for the library:
ac_python_library=`cat<<EOD | $PYTHON -
-import distutils.sysconfig
-c = distutils.sysconfig.get_config_vars()
+$IMPORT_SYSCONFIG
+c = sysconfig.get_config_vars()
if 'LDVERSION' in c:
print ('python'+c[['LDVERSION']])
else:
@@ -227,45 +245,51 @@
then
# use the official shared library
ac_python_library=`echo "$ac_python_library" | sed "s/^lib//"`
- PYTHON_LDFLAGS="-L$ac_python_libdir -l$ac_python_library"
+ PYTHON_LIBS="-L$ac_python_libdir -l$ac_python_library"
else
# old way: use libpython from python_configdir
ac_python_libdir=`$PYTHON -c \
- "from distutils.sysconfig import get_python_lib as f; \
+ "from sysconfig import get_python_lib as f; \
import os; \
print (os.path.join(f(plat_specific=1, standard_lib=1), 'config'));"`
- PYTHON_LDFLAGS="-L$ac_python_libdir -lpython$ac_python_version"
+ PYTHON_LIBS="-L$ac_python_libdir -lpython$ac_python_version"
fi
- if test -z "PYTHON_LDFLAGS"; then
+ 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_LDFLAGS by hand.
+ dynamic libraries enabled, or try setting PYTHON_LIBS by hand.
])
fi
fi
- AC_MSG_RESULT([$PYTHON_LDFLAGS])
- AC_SUBST([PYTHON_LDFLAGS])
+ AC_MSG_RESULT([$PYTHON_LIBS])
+ AC_SUBST([PYTHON_LIBS])
#
# Check for site packages
#
AC_MSG_CHECKING([for Python site-packages path])
if test -z "$PYTHON_SITE_PKG"; then
- PYTHON_SITE_PKG=`$PYTHON -c "import distutils.sysconfig; \
- print (distutils.sysconfig.get_python_lib(1,0));"`
+ if test "$IMPORT_SYSCONFIG" = "import sysconfig"; then
+ PYTHON_SITE_PKG=`$PYTHON -c "$IMPORT_SYSCONFIG; \
+ print (sysconfig.get_path('platlib'));"`
+ else
+ # distutils.sysconfig way
+ PYTHON_SITE_PKG=`$PYTHON -c "$IMPORT_SYSCONFIG; \
+ print (sysconfig.get_python_lib(0,0));"`
+ fi
fi
AC_MSG_RESULT([$PYTHON_SITE_PKG])
AC_SUBST([PYTHON_SITE_PKG])
#
# 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('LIBS'))"`
+ PYTHON_EXTRA_LIBS=`$PYTHON -c "$IMPORT_SYSCONFIG; \
+ conf = sysconfig.get_config_var; \
+ print (conf('LIBS') + ' ' + conf('SYSLIBS'))"`
fi
AC_MSG_RESULT([$PYTHON_EXTRA_LIBS])
AC_SUBST(PYTHON_EXTRA_LIBS)
@@ -275,8 +316,8 @@
#
AC_MSG_CHECKING(python extra linking flags)
if test -z "$PYTHON_EXTRA_LDFLAGS"; then
- PYTHON_EXTRA_LDFLAGS=`$PYTHON -c "import distutils.sysconfig; \
- conf = distutils.sysconfig.get_config_var; \
+ PYTHON_EXTRA_LDFLAGS=`$PYTHON -c "$IMPORT_SYSCONFIG; \
+ conf = sysconfig.get_config_var; \
print (conf('LINKFORSHARED'))"`
fi
AC_MSG_RESULT([$PYTHON_EXTRA_LDFLAGS])
@@ -288,8 +329,10 @@
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_LDFLAGS $PYTHON_EXTRA_LDFLAGS $PYTHON_EXTRA_LIBS"
+ LIBS="$ac_save_LIBS $PYTHON_LIBS $PYTHON_EXTRA_LIBS $PYTHON_EXTRA_LIBS"
+ LDFLAGS="$ac_save_LDFLAGS $PYTHON_EXTRA_LDFLAGS"
CPPFLAGS="$ac_save_CPPFLAGS $PYTHON_CPPFLAGS"
AC_LANG_PUSH([C])
AC_LINK_IFELSE([
@@ -300,6 +343,7 @@
# turn back to default flags
CPPFLAGS="$ac_save_CPPFLAGS"
LIBS="$ac_save_LIBS"
+ LDFLAGS="$ac_save_LDFLAGS"
AC_MSG_RESULT([$pythonexists])
@@ -307,8 +351,8 @@
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 LDFLAGS environment variable.
- Example: ./configure LDFLAGS="-L/usr/non-standard-path/python/lib"
+ 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