python: Try more possible flags.

The flags returned by python-config may be for gcc and may not work for other compilers.
(This used to be commit 1fbc3a9f47a33f785d935e39345021d9ca455bb9)

diff --git a/source4/scripting/python/config.m4 b/source4/scripting/python/config.m4
index 326cef8440f60923c9a5c2980e4d4ec8fecc56ce..6cf667a338e7124c805e56de028d02fd04d05ba0 100644 (file)
--- a/source4/scripting/python/config.m4
+++ b/source4/scripting/python/config.m4
@@ -13,6 +13,30 @@ if test -z "$PYTHON"; then
        AC_MSG_WARN([No python found])
 fi
 
+AC_DEFUN([TRY_LINK_PYTHON],
+[
+       if test $working_python = no; then
+               ac_save_LIBS="$LIBS"
+               ac_save_CFLAGS="$CFLAGS"
+               LIBS="$LIBS $1"
+               CFLAGS="$CFLAGS $2"
+
+               AC_TRY_LINK([
+                               #include <Python.h>
+                               #include <stdlib.h>
+                       ],[
+                               Py_InitModule(NULL, NULL);
+                       ],[
+                               PYTHON_LDFLAGS="$1"
+                               PYTHON_CFLAGS="$2"
+                               working_python=yes
+                       ])
+               LIBS="$ac_save_LIBS"
+               CFLAGS="$ac_save_CFLAGS"
+       fi
+])
+
+
 if test -z "$PYTHON_VERSION"; then 
        AC_PATH_PROGS([PYTHON_CONFIG], [python2.6-config python2.5-config python2.4-config python-config])
 else 
@@ -23,50 +47,29 @@ if test -z "$PYTHON_CONFIG"; then
        working_python=no
        AC_MSG_WARN([No python-config found])
 else
-       working_python=yes
-       PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags`
-       PYTHON_CFLAGS=`$PYTHON_CONFIG --cflags`
+       TRY_LINK_PYTHON([`$PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --includes`])
+       TRY_LINK_PYTHON([`$PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --cflags`])
 fi
 
-if test $working_python = no && test x$PYTHON != x
+if test x$PYTHON != x
 then
        PYTHON_CFLAGS=`$PYTHON -c "from distutils import sysconfig; print '-I%s -I%s %s' % (sysconfig.get_python_inc(), sysconfig.get_python_inc(plat_specific=True), sysconfig.get_config_var('CFLAGS'))"`
        PYTHON_LDFLAGS=`$PYTHON -c "from distutils import sysconfig; print '%s %s -lpython%s -L%s' % (sysconfig.get_config_var('LIBS'), sysconfig.get_config_var('SYSLIBS'), sysconfig.get_config_var('VERSION'), sysconfig.get_config_var('LIBPL'))"`
-       working_python=yes
+       TRY_LINK_PYTHON($PYTHON_LDFLAGS, $PYTHON_CFLAGS)
 fi
 
 SMB_EXT_LIB(EXT_LIB_PYTHON, [$PYTHON_LDFLAGS], [$PYTHON_CFLAGS])
 
 AC_MSG_CHECKING(working python module support)
-if test x$working_python = xyes
-then
-       ac_save_LIBS="$LIBS"
-       ac_save_CFLAGS="$CFLAGS"
-       LIBS="$LIBS $PYTHON_LDFLAGS"
-       CFLAGS="$CFLAGS $PYTHON_CFLAGS"
-
-       AC_TRY_LINK([
-                       #include <Python.h>
-                       #include <stdlib.h>
-               ],[
-                       Py_InitModule(NULL, NULL);
-               ],[
-                       SMB_ENABLE(EXT_LIB_PYTHON,YES)
-                       SMB_ENABLE(smbpython,YES)
-                       SMB_ENABLE(LIBPYTHON,YES)
-                       AC_MSG_RESULT([yes])
-               ],[
-                       SMB_ENABLE(EXT_LIB_PYTHON,NO)
-                       SMB_ENABLE(LIBPYTHON,NO)
-                       SMB_ENABLE(smbpython,NO)
-                       AC_MSG_RESULT([no])
-               ])
-
-       LIBS="$ac_save_LIBS"
-       CFLAGS="$ac_save_CFLAGS"
+if test $working_python = yes; then
+       SMB_ENABLE(EXT_LIB_PYTHON,YES)
+       SMB_ENABLE(smbpython,YES)
+       SMB_ENABLE(LIBPYTHON,YES)
+       AC_MSG_RESULT([yes])
 else
        SMB_ENABLE(EXT_LIB_PYTHON,NO)
        SMB_ENABLE(LIBPYTHONyy,NO)
        SMB_ENABLE(smbpython,NO)
        AC_MSG_RESULT([no])
 fi
+