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## ------------------------
## Python file handling
## From Andrew Dalke
## Updated by James Henstridge
## Hacked by Arjan Molenaar for Python2.2 usage
## ------------------------
dnl a macro to check for ability to create python extensions
dnl AM_CHECK_PYTHON_HEADERS([ACTION-IF-POSSIBLE], [ACTION-IF-NOT-POSSIBLE])
dnl function also defines PYTHON_INCLUDES
AC_DEFUN([AM_CHECK_PYTHON_HEADERS],
[AC_REQUIRE([AM_PATH_PYTHON])
AC_MSG_CHECKING(for headers required to compile python extensions)
dnl deduce PYTHON_INCLUDES
py_prefix=`$PYTHON -c "import sys; print sys.prefix"`
py_exec_prefix=`$PYTHON -c "import sys; print sys.exec_prefix"`
PYTHON_INCLUDES="-I${py_prefix}/include/python${PYTHON_VERSION}"
if test "$py_prefix" != "$py_exec_prefix"; then
PYTHON_INCLUDES="$PYTHON_INCLUDES -I${py_exec_prefix}/include/python${PYTHON_VERSION}"
fi
AC_SUBST(PYTHON_INCLUDES)
dnl check if the headers exist:
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $PYTHON_INCLUDES"
AC_TRY_CPP([#include <Python.h>],dnl
[AC_MSG_RESULT(found)
$1],dnl
[AC_MSG_RESULT(not found)
$2])
CPPFLAGS="$save_CPPFLAGS"
])
dnl PKG_CHECK_MODULES_EXIST(gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
dnl also defines GSTUFF_PKG_ERRORS on error
AC_DEFUN([PKG_CHECK_MODULES_EXIST], [
succeeded=no
if test -z "$PKG_CONFIG"; then
AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
fi
if test "$PKG_CONFIG" = "no" ; then
echo "*** The pkg-config script could not be found. Make sure it is"
echo "*** in your path, or set the PKG_CONFIG environment variable"
echo "*** to the full path to pkg-config."
echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
else
_pkg_config_min_version=0.9.0
if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_config_min_version; then
AC_MSG_CHECKING(for $1)
if $PKG_CONFIG --exists "$1" ; then
AC_MSG_RESULT(yes)
succeeded=yes
else
## If we have a custom action on failure, don't print errors, but
## do set a variable so people can do so.
_pkg_errors=`$PKG_CONFIG --errors-to-stdout --print-errors "$1"`
ifelse([$3], ,_pkg_errors,)
fi
else
echo "*** Your version of pkg-config is too old. You need version $_pkg_config_min_version or newer."
echo "*** See http://www.freedesktop.org/software/pkgconfig"
fi
fi
if test $succeeded = yes; then
ifelse([$2], , :, [$2])
else
ifelse([$3], , AC_MSG_ERROR([Library requirements ($1) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.]), [$3])
fi
])
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