1 2 dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not) 3 dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page 4 dnl also defines GSTUFF_PKG_ERRORS on error 5 AC_DEFUN([PKG_CHECK_MODULES], [ 6 succeeded=no 7 8 if test -z "$PKG_CONFIG"; then 9 AC_PATH_PROG(PKG_CONFIG, pkg-config, no) 10 fi 11 12 if test "$PKG_CONFIG" = "no" ; then 13 echo "*** The pkg-config script could not be found. Make sure it is" 14 echo "*** in your path, or set the PKG_CONFIG environment variable" 15 echo "*** to the full path to pkg-config." 16 echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config." 17 else 18 PKG_CONFIG_MIN_VERSION=0.9.0 19 if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then 20 AC_MSG_CHECKING(for $2) 21 22 if $PKG_CONFIG --exists "$2" ; then 23 AC_MSG_RESULT(yes) 24 succeeded=yes 25 26 AC_MSG_CHECKING($1_CFLAGS) 27 $1_CFLAGS=`$PKG_CONFIG --cflags "$2"` 28 AC_MSG_RESULT($$1_CFLAGS) 29 30 AC_MSG_CHECKING($1_LIBS) 31 $1_LIBS=`$PKG_CONFIG --libs "$2"` 32 AC_MSG_RESULT($$1_LIBS) 33 else 34 $1_CFLAGS="" 35 $1_LIBS="" 36 ## If we have a custom action on failure, don't print errors, but 37 ## do set a variable so people can do so. 38 $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"` 39 ifelse([$4], ,echo $$1_PKG_ERRORS,) 40 fi 41 42 AC_SUBST($1_CFLAGS) 43 AC_SUBST($1_LIBS) 44 else 45 echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer." 46 echo "*** See http://www.freedesktop.org/software/pkgconfig" 47 fi 48 fi 49 50 if test $succeeded = yes; then 51 ifelse([$3], , :, [$3]) 52 else 53 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.]), [$4]) 54 fi 55 ]) 56 57 58 59 dnl a macro to check for ability to create python extensions 60 dnl AM_CHECK_PYTHON_HEADERS([ACTION-IF-POSSIBLE], [ACTION-IF-NOT-POSSIBLE]) 61 dnl function also defines PYTHON_INCLUDES 62 AC_DEFUN([AM_CHECK_PYTHON_HEADERS], 63 [AC_REQUIRE([AM_PATH_PYTHON]) 64 AC_MSG_CHECKING(for headers required to compile python extensions) 65 dnl deduce PYTHON_INCLUDES 66 py_prefix=`$PYTHON -c "import sys; print sys.prefix"` 67 py_exec_prefix=`$PYTHON -c "import sys; print sys.exec_prefix"` 68 PYTHON_INCLUDES="-I${py_prefix}/include/python${PYTHON_VERSION}" 69 if test "$py_prefix" != "$py_exec_prefix"; then 70 PYTHON_INCLUDES="$PYTHON_INCLUDES -I${py_exec_prefix}/include/python${PYTHON_VERSION}" 71 fi 72 AC_SUBST(PYTHON_INCLUDES) 73 dnl check if the headers exist: 74 save_CPPFLAGS="$CPPFLAGS" 75 CPPFLAGS="$CPPFLAGS $PYTHON_INCLUDES" 76 AC_TRY_CPP([#include <Python.h>],dnl 77 [AC_MSG_RESULT(found) 78 $1],dnl 79 [AC_MSG_RESULT(not found) 80 $2]) 81 CPPFLAGS="$save_CPPFLAGS" 82 ]) 83 84
