source4/scripting/python/config.m4

   1 m4_include(scripting/python/ac_pkg_swig.m4)
   2
   3 AC_ARG_VAR([PYTHON_VERSION],[The installed Python
   4         version to use, for example '2.3'. This string
   5         will be appended to the Python interpreter
   6         canonical name.])
   7
   8 AC_PROG_SWIG(1.3.36)
   9
  10 AC_DEFUN([TRY_LINK_PYTHON],
  11 [
  12         if test $working_python = no; then
  13                 ac_save_LIBS="$LIBS"
  14                 ac_save_CFLAGS="$CFLAGS"
  15                 LIBS="$LIBS $1"
  16                 CFLAGS="$CFLAGS $2"
  17
  18                 AC_TRY_LINK([
  19                                 /* we have our own configure tests */
  20                                 #include <Python.h>
  21                         ],[
  22                                 Py_InitModule(NULL, NULL);
  23                         ],[
  24                                 PYTHON_LDFLAGS="$1"
  25                                 PYTHON_CFLAGS="$2"
  26                                 working_python=yes
  27                         ])
  28                 LIBS="$ac_save_LIBS"
  29                 CFLAGS="$ac_save_CFLAGS"
  30         fi
  31 ])
  32
  33 dnl Try to find a Python implementation including header files
  34 dnl AC_SAMBA_PYTHON_DEVEL(RUN-IF-FOUND, RUN-IF-NOT-FOUND)
  35 dnl
  36 dnl Will set the following variables:
  37 dnl $PYTHON
  38 dnl $PYTHON_CONFIG (if found)
  39 dnl $PYTHON_CFLAGS
  40 dnl $PYTHON_LDFLAGS
  41 AC_DEFUN([AC_SAMBA_PYTHON_DEVEL],
  42 [
  43         AC_PATH_PROG([PYTHON],[python[$PYTHON_VERSION]])
  44         if test -z "$PYTHON"; then
  45                 working_python=no
  46                 AC_MSG_WARN([No python found])
  47         fi
  48
  49         dnl assume no working python
  50         working_python=no
  51
  52         if test -z "$PYTHON_VERSION"; then
  53                 AC_PATH_PROGS([PYTHON_CONFIG], [python2.6-config python2.5-config python2.4-config python-config])
  54         else
  55                 AC_PATH_PROG([PYTHON_CONFIG], [python[$PYTHON_VERSION]-config])
  56         fi
  57
  58         if test -z "$PYTHON_CONFIG"; then
  59                 AC_MSG_WARN([No python-config found])
  60         else
  61                 TRY_LINK_PYTHON([`$PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --includes`])
  62                 TRY_LINK_PYTHON([`$PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --cflags`])
  63                 if test x$working_python = xno; then
  64                         # It seems the library path isn't included on some systems
  65                         base=`$PYTHON_CONFIG --prefix`
  66                         TRY_LINK_PYTHON([`echo -n -L${base}/lib " "; $PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --includes`])
  67                         TRY_LINK_PYTHON([`echo -n -L${base}/lib " "; $PYTHON_CONFIG --ldflags`], [`$PYTHON_CONFIG --cflags`])
  68                 fi
  69         fi
  70
  71         if test x$PYTHON != x
  72         then
  73                 DISTUTILS_CFLAGS=`$PYTHON -c "from distutils import sysconfig; print '-I%s -I%s %s' % (sysconfig.get_python_inc(), sysconfig.get_python_inc(plat_specific=1), sysconfig.get_config_var('CFLAGS'))"`
  74                 DISTUTILS_LDFLAGS=`$PYTHON -c "from distutils import sysconfig; print '%s %s -lpython%s -L%s' % (sysconfig.get_config_var('LIBS'), sysconfig.get_config_var('SYSLIBS'), sysconfig.get_config_var('VERSION'), sysconfig.get_config_var('LIBPL'))"`
  75                 TRY_LINK_PYTHON($DISTUTILS_LDFLAGS, $DISTUTILS_CFLAGS)
  76         fi
  77
  78         AC_MSG_CHECKING(working python module support)
  79         if test $working_python = yes; then
  80                 AC_MSG_RESULT([yes])
  81                 $1
  82         else
  83                 AC_MSG_RESULT([no])
  84                 $2
  85         fi
  86 ])
  87
  88 AC_SAMBA_PYTHON_DEVEL([
  89 SMB_EXT_LIB(EXT_LIB_PYTHON, [$PYTHON_LDFLAGS], [$PYTHON_CFLAGS])
  90 SMB_ENABLE(EXT_LIB_PYTHON,YES)
  91 SMB_ENABLE(LIBPYTHON,YES)
  92 ],[
  93 AC_MSG_ERROR([Python not found. Please install Python 2.x and its development headers/libraries.])
  94 ])
  95
  96 AC_MSG_CHECKING(python library directory)
  97 pythondir=`$PYTHON -c "from distutils import sysconfig; print sysconfig.get_python_lib(1, 0, '\\${prefix}')"`
  98 AC_MSG_RESULT($pythondir)
  99
 100 AC_SUBST(pythondir)