2002-08-29 14:30:58 +04:00
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# Configure paths for LIBIDL
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dnl AM_PATH_LIBIDL([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
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dnl Test for LIBIDL, and define LIBIDL_CFLAGS and LIBIDL_LIBS
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dnl
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2006-05-16 09:39:16 +04:00
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AC_DEFUN([AM_PATH_LIBIDL_2],
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2002-08-29 14:30:58 +04:00
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[dnl
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dnl Get the cflags and libraries from the libIDL-config-2 script
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dnl
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AC_ARG_WITH(libIDL-prefix,[ --with-libIDL-prefix=PFX
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Prefix where libIDL is installed (optional)],
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libIDL_config_prefix="$withval", libIDL_config_prefix="")
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AC_ARG_WITH(libIDL-exec-prefix,[ --with-libIDL-exec-prefix=PFX
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Exec prefix where libIDL is installed (optional)],
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libIDL_config_exec_prefix="$withval", libIDL_config_exec_prefix="")
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AC_ARG_ENABLE(libIDLtest, [ --disable-libIDLtest Do not try to compile and run a test libIDL program],
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, enable_libIDLtest=yes)
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if test x$libIDL_config_exec_prefix != x ; then
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libIDL_config_args="$libIDL_config_args --exec-prefix=$libIDL_config_exec_prefix"
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if test x${LIBIDL_CONFIG+set} != xset ; then
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LIBIDL_CONFIG=$libIDL_config_exec_prefix/bin/libIDL-config-2
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fi
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fi
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if test x$libIDL_config_prefix != x ; then
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libIDL_config_args="$libIDL_config_args --prefix=$libIDL_config_prefix"
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if test x${LIBIDL_CONFIG+set} != xset ; then
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LIBIDL_CONFIG=$libIDL_config_prefix/bin/libIDL-config-2
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fi
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fi
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dnl Force a version check to keep upgraded versions from being overridden by the cached value.
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unset ac_cv_path_LIBIDL_CONFIG
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AC_PATH_PROG(LIBIDL_CONFIG, libIDL-config-2, no)
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min_libIDL_version=ifelse([$1], ,0.6.0,$1)
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AC_MSG_CHECKING(for libIDL - version >= $min_libIDL_version)
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no_libIDL=""
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if test "$LIBIDL_CONFIG" = "no" ; then
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no_libIDL=yes
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else
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LIBIDL_CFLAGS=`$LIBIDL_CONFIG $libIDL_config_args --cflags`
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LIBIDL_LIBS=`$LIBIDL_CONFIG $libIDL_config_args --libs`
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# hack to allow us to keep using libIDL 0.6.3-0.6.7. Anyone may remove
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# this after we start requiring libIDL 0.6.8 or anything higher
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LIBIDL_CFLAGS="$GLIB_CFLAGS $LIBIDL_CFLAGS"
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LIBIDL_LIBS="$GLIB_LIBS $LIBIDL_LIBS"
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libIDL_config_major_version=`$LIBIDL_CONFIG $libIDL_config_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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libIDL_config_minor_version=`$LIBIDL_CONFIG $libIDL_config_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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libIDL_config_micro_version=`$LIBIDL_CONFIG $libIDL_config_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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if test "x$enable_libIDLtest" = "xyes" ; then
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ac_save_CFLAGS="$CFLAGS"
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ac_save_LIBS="$LIBS"
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CFLAGS="$CFLAGS $LIBIDL_CFLAGS"
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LIBS="$LIBIDL_LIBS $LIBS"
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dnl
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dnl Now check if the installed LIBIDL is sufficiently new.
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dnl
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rm -f conf.libIDLtest
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AC_TRY_RUN([
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#include <stdio.h>
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#include <stdlib.h>
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#include <libIDL/IDL.h>
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int
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main ()
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{
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int major, minor, micro;
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int libIDL_major_version;
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int libIDL_minor_version;
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int libIDL_micro_version;
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char *tmp_version;
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system ("touch conf.libIDLtest");
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/* HP/UX 9 (%@#!) writes to sscanf strings */
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tmp_version = g_strdup ("$min_libIDL_version");
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if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) {
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printf("%s, bad version string\n", "$min_libIDL_version");
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exit(1);
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}
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tmp_version = g_strdup (IDL_get_libver_string ());
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if (sscanf(tmp_version, "%d.%d.%d",
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&libIDL_major_version,
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&libIDL_minor_version,
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&libIDL_micro_version) != 3) {
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printf("%s, bad version string\n", tmp_version);
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exit(1);
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}
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if ((libIDL_major_version != $libIDL_config_major_version) ||
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(libIDL_minor_version != $libIDL_config_minor_version) ||
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(libIDL_micro_version != $libIDL_config_micro_version))
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{
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printf("\n*** 'libIDL-config-2 --version' returned %d.%d.%d, but libIDL (%d.%d.%d)\n",
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$libIDL_config_major_version, $libIDL_config_minor_version, $libIDL_config_micro_version,
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libIDL_major_version, libIDL_minor_version, libIDL_micro_version);
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printf ("*** was found! If libIDL-config-2 was correct, then it is best\n");
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printf ("*** to remove the old version of LIBIDL. You may also be able to fix the error\n");
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printf("*** by modifying your LD_LIBRARY_PATH environment variable, or by editing\n");
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printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
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printf("*** required on your system.\n");
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printf("*** If libIDL-config-2 was wrong, set the environment variable LIBIDL_CONFIG\n");
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printf("*** to point to the correct copy of libIDL-config-2, and remove the file config.cache\n");
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printf("*** before re-running configure\n");
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}
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else if ((libIDL_major_version != LIBIDL_MAJOR_VERSION) ||
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(libIDL_minor_version != LIBIDL_MINOR_VERSION) ||
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(libIDL_micro_version != LIBIDL_MICRO_VERSION))
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{
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printf("\n*** libIDL header files (version %d.%d.%d) do not match\n",
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LIBIDL_MAJOR_VERSION, LIBIDL_MINOR_VERSION, LIBIDL_MICRO_VERSION);
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printf("*** library (version %d.%d.%d)\n",
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libIDL_major_version, libIDL_minor_version, libIDL_micro_version);
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}
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else
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{
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if ((libIDL_major_version > major) ||
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((libIDL_major_version == major) && (libIDL_minor_version > minor)) ||
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((libIDL_major_version == major) && (libIDL_minor_version == minor) && (libIDL_micro_version >= micro)))
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{
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return 0;
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}
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else
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{
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printf("\n*** An old version of libIDL (%d.%d.%d) was found.\n",
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libIDL_major_version, libIDL_minor_version, libIDL_micro_version);
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printf("*** You need at least libIDL version %d.%d.%d.\n",
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major, minor, micro);
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printf("***\n");
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printf("*** If you have already installed a sufficiently new version, this error\n");
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printf("*** probably means that the wrong copy of the libIDL-config-2 shell script is\n");
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printf("*** being found. The easiest way to fix this is to remove the old version\n");
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printf("*** of libIDL, but you can also set the LIBIDL_CONFIG environment to point to the\n");
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printf("*** correct copy of libIDL-config-2. (In this case, you will have to\n");
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printf("*** modify your LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf\n");
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printf("*** so that the correct libraries are found at run-time))\n");
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}
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}
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return 1;
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}
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],, no_libIDL=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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fi
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if test "x$no_libIDL" = x ; then
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AC_MSG_RESULT(yes)
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ifelse([$2], , :, [$2])
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else
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AC_MSG_RESULT(no)
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if test "$LIBIDL_CONFIG" = "no" ; then
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echo "*** The libIDL-config-2 script installed by libIDL could not be found"
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echo "*** If libIDL was installed in PREFIX, make sure PREFIX/bin is in"
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echo "*** your path, or set the LIBIDL_CONFIG environment variable to the"
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echo "*** full path to libIDL-config-2."
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else
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if test -f conf.libIDLtest ; then
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:
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else
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echo "*** Could not run libIDL test program, checking why..."
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CFLAGS="$CFLAGS $LIBIDL_CFLAGS"
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LIBS="$LIBS $LIBIDL_LIBS"
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AC_TRY_LINK([
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#include <stdio.h>
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#include <stdlib.h>
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#include <libIDL/IDL.h>
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], [ return IDL_get_libver_string ? 1 : 0; ],
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[ echo "*** The test program compiled, but did not run. This usually means"
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echo "*** that the run-time linker is not finding libIDL or finding the wrong"
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echo "*** version of LIBIDL. If it is not finding libIDL, you'll need to set your"
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echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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echo "*** to the installed location Also, make sure you have run ldconfig if that"
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echo "*** is required on your system"
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echo "***"
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echo "*** If you have an old version installed, it is best to remove it, although"
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echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" ],
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[ echo "*** The test program failed to compile or link. See the file config.log for the"
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echo "*** exact error that occured. This usually means libIDL was incorrectly installed"
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echo "*** or that you have moved libIDL since it was installed. In the latter case, you"
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echo "*** may want to edit the libIDL-config-2 script: $LIBIDL_CONFIG" ])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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fi
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LIBIDL_CFLAGS=""
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LIBIDL_LIBS=""
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ifelse([$3], , :, [$3])
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fi
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AC_SUBST(LIBIDL_CFLAGS)
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AC_SUBST(LIBIDL_LIBS)
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rm -f conf.libIDLtest
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])
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