source: branches/samba-3.5.x/m4/check_python.m4@ 1012

Last change on this file since 1012 was 414, checked in by Herwig Bauernfeind, 16 years ago

Samba 3.5.0: Initial import
File size: 3.0 KB
Line 
1dnl Autoconf macros for finding a Python development environment
2dnl
3dnl Copyright (C) 2007-2008 Jelmer Vernooij <jelmer@samba.org>
4dnl Published under the GNU GPL, v3 or later
5dnl
6AC_ARG_VAR([PYTHON_VER],[The installed Python
7 version to use, for example '2.3'. This string
8 will be appended to the Python interpreter
9 canonical name.])
10
11AC_DEFUN([TRY_LINK_PYTHON],
12[
13 if test $working_python = no; then
14 ac_save_LIBS="$LIBS"
15 ac_save_CFLAGS="$CFLAGS"
16 LIBS="$LIBS $1"
17 CFLAGS="$CFLAGS $2"
18
19 AC_TRY_LINK([
20 #undef HAVE_UINTPTR_T
21 /* we have our own configure tests */
22 #include <Python.h>
23 ],[
24 Py_InitModule(NULL, NULL);
25 ],[
26 PYTHON_LDFLAGS="$1"
27 PYTHON_CFLAGS="$2"
28 working_python=yes
29 ])
30 LIBS="$ac_save_LIBS"
31 CFLAGS="$ac_save_CFLAGS"
32 fi
33])
34
35dnl Try to find a Python implementation including header files
36dnl AC_SAMBA_PYTHON_DEVEL(RUN-IF-FOUND, RUN-IF-NOT-FOUND)
37dnl
38dnl Will set the following variables:
39dnl $PYTHON
40dnl $PYTHON_CONFIG (if found)
41dnl $PYTHON_CFLAGS
42dnl $PYTHON_LDFLAGS
43AC_DEFUN([AC_SAMBA_PYTHON_DEVEL],
44[
45 if test -z "$PYTHON_VER"; then
46 AC_PATH_PROGS([PYTHON], [python2.6 python2.5 python2.4 python])
47 else
48 AC_PATH_PROG([PYTHON],[python[$PYTHON_VER]])
49 fi
50 if test -z "$PYTHON"; then
51 working_python=no
52 AC_MSG_WARN([No python found])
53 fi
54
55 dnl assume no working python
56 working_python=no
57
58 if test -z "$PYTHON_VER"; then
59 AC_PATH_PROGS([PYTHON_CONFIG], [python2.6-config python2.5-config python2.4-config python-config])
60 else
61 AC_PATH_PROG([PYTHON_CONFIG], [python[$PYTHON_VER]-config])
62 fi
63
64 if test -z "$PYTHON_CONFIG"; then
65 AC_MSG_WARN([No python-config found])
66 else
67 TRY_LINK_PYTHON([`$PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --includes`])
68 TRY_LINK_PYTHON([`$PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --cflags`])
69 if test x$working_python = xno; then
70 # It seems the library path isn't included on some systems
71 base=`$PYTHON_CONFIG --prefix`
72 TRY_LINK_PYTHON([`echo -n -L${base}/lib " "; $PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --includes`])
73 TRY_LINK_PYTHON([`echo -n -L${base}/lib " "; $PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --cflags`])
74 fi
75 fi
76
77 if test x$PYTHON != x
78 then
79 DISTUTILS_CFLAGS=`$PYTHON -c "from distutils import sysconfig; \
80 print '-I%s -I%s %s' % ( \
81 sysconfig.get_python_inc(), \
82 sysconfig.get_python_inc(plat_specific=1), \
83 sysconfig.get_config_var('CFLAGS'))"`
84 DISTUTILS_LDFLAGS=`$PYTHON -c "from distutils import sysconfig; \
85 print '%s %s -lpython%s -L%s %s -L%s' % ( \
86 sysconfig.get_config_var('LIBS'), \
87 sysconfig.get_config_var('SYSLIBS'), \
88 sysconfig.get_config_var('VERSION'), \
89 sysconfig.get_config_var('LIBDIR'), \
90 sysconfig.get_config_var('LDFLAGS'), \
91 sysconfig.get_config_var('LIBPL'))"`
92 TRY_LINK_PYTHON($DISTUTILS_LDFLAGS, $DISTUTILS_CFLAGS)
93 fi
94
95 AC_MSG_CHECKING(working python module support)
96 if test $working_python = yes; then
97 AC_MSG_RESULT([yes])
98 $1
99 else
100 AC_MSG_RESULT([no])
101 $2
102 fi
103])
104
105
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