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by Daniel Stone
Import upstream version 0.23.4 |
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dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not) |
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dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page |
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dnl also defines GSTUFF_PKG_ERRORS on error |
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AC_DEFUN(PKG_CHECK_MODULES, [ |
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succeeded=no |
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if test -z "$PKG_CONFIG"; then |
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AC_PATH_PROG(PKG_CONFIG, pkg-config, no) |
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fi
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if test "$PKG_CONFIG" = "no" ; then |
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echo "*** The pkg-config script could not be found. Make sure it is" |
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echo "*** in your path, or set the PKG_CONFIG environment variable" |
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echo "*** to the full path to pkg-config." |
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echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config." |
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else
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PKG_CONFIG_MIN_VERSION=0.9.0 |
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if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then |
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AC_MSG_CHECKING(for $2) |
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if $PKG_CONFIG --exists "$2" ; then |
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AC_MSG_RESULT(yes) |
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succeeded=yes |
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AC_MSG_CHECKING($1_CFLAGS) |
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$1_CFLAGS=`$PKG_CONFIG --cflags "$2"` |
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AC_MSG_RESULT($$1_CFLAGS) |
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AC_MSG_CHECKING($1_LIBS) |
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$1_LIBS=`$PKG_CONFIG --libs "$2"` |
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AC_MSG_RESULT($$1_LIBS) |
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else
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$1_CFLAGS="" |
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$1_LIBS="" |
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## If we have a custom action on failure, don't print errors, but
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## do set a variable so people can do so.
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$1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"` |
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ifelse([$4], ,echo $$1_PKG_ERRORS,) |
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fi
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AC_SUBST($1_CFLAGS) |
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AC_SUBST($1_LIBS) |
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else
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echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer." |
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echo "*** See http://www.freedesktop.org/software/pkgconfig" |
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fi
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fi
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if test $succeeded = yes; then |
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ifelse([$3], , :, [$3]) |
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else
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ifelse([$4], , AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.]), [$4]) |
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fi
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])
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dnl a macro to check for ability to create python extensions |
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dnl AM_CHECK_PYTHON_HEADERS([ACTION-IF-POSSIBLE], [ACTION-IF-NOT-POSSIBLE]) |
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dnl function also defines PYTHON_INCLUDES |
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AC_DEFUN([AM_CHECK_PYTHON_HEADERS], |
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[AC_REQUIRE([AM_PATH_PYTHON]) |
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AC_MSG_CHECKING(for headers required to compile python extensions) |
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dnl deduce PYTHON_INCLUDES |
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py_prefix=`$PYTHON -c "import sys; print sys.prefix"` |
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py_exec_prefix=`$PYTHON -c "import sys; print sys.exec_prefix"` |
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PYTHON_INCLUDES="-I${py_prefix}/include/python${PYTHON_VERSION}" |
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if test "$py_prefix" != "$py_exec_prefix"; then |
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PYTHON_INCLUDES="$PYTHON_INCLUDES -I${py_exec_prefix}/include/python${PYTHON_VERSION}" |
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fi
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AC_SUBST(PYTHON_INCLUDES) |
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dnl check if the headers exist: |
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save_CPPFLAGS="$CPPFLAGS" |
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CPPFLAGS="$CPPFLAGS $PYTHON_INCLUDES" |
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AC_TRY_CPP([#include <Python.h>],dnl |
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[AC_MSG_RESULT(found) |
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$1],dnl |
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[AC_MSG_RESULT(not found) |
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$2]) |
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CPPFLAGS="$save_CPPFLAGS" |
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])
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