diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/dvdnav.m4 | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/m4/dvdnav.m4 b/m4/dvdnav.m4 new file mode 100644 index 000000000..a394bce37 --- /dev/null +++ b/m4/dvdnav.m4 @@ -0,0 +1,153 @@ +dnl Configure paths for DVDNAV +dnl +dnl Copyright (C) 2001 Daniel Caujolle-Bert <segfault@club-internet.fr> +dnl +dnl This program is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 2 of the License, or +dnl (at your option) any later version. +dnl +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program; if not, write to the Free Software +dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +dnl +dnl +dnl As a special exception to the GNU General Public License, if you +dnl distribute this file as part of a program that contains a configuration +dnl script generated by Autoconf, you may include it under the same +dnl distribution terms that you use for the rest of that program. +dnl + +dnl AM_PATH_DVDNAV([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]]) +dnl Test for DVDNAV, and define DVDNAV_CFLAGS and DVDNAV_LIBS +dnl +AC_DEFUN([AM_PATH_DVDNAV], +[dnl +dnl Get the cflags and libraries from the dvdnav-config script +dnl +AC_ARG_WITH(dvdnav-prefix, + [ --with-dvdnav-prefix=PFX Prefix where DVDNAV is installed (optional)], + dvdnav_config_prefix="$withval", dvdnav_config_prefix="") +AC_ARG_WITH(dvdnav-exec-prefix, + [ --with-dvdnav-exec-prefix=PFX Exec prefix where DVDNAV is installed (optional)], + dvdnav_config_exec_prefix="$withval", dvdnav_config_exec_prefix="") +AC_ARG_ENABLE(dvdnavtest, + [ --disable-dvdnavtest Do not try to compile and run a test DVDNAV program],, enable_dvdnavtest=yes) + + if test x$dvdnav_config_exec_prefix != x ; then + dvdnav_config_args="$dvdnav_config_args --exec-prefix=$dvdnav_config_exec_prefix" + if test x${DVDNAV_CONFIG+set} != xset ; then + DVDNAV_CONFIG=$dvdnav_config_exec_prefix/bin/dvdnav-config + fi + fi + if test x$dvdnav_config_prefix != x ; then + dvdnav_config_args="$dvdnav_config_args --prefix=$dvdnav_config_prefix" + if test x${DVDNAV_CONFIG+set} != xset ; then + DVDNAV_CONFIG=$dvdnav_config_prefix/bin/dvdnav-config + fi + fi + + min_dvdnav_version=ifelse([$1], ,0.5.0,$1) + if test "x$enable_dvdnavtest" != "xyes" ; then + AC_MSG_CHECKING([for DVDNAV-LIB version >= $min_dvdnav_version]) + else + AC_PATH_PROG(DVDNAV_CONFIG, dvdnav-config, no) + AC_MSG_CHECKING([for DVDNAV-LIB version >= $min_dvdnav_version]) + no_dvdnav="" + if test "$DVDNAV_CONFIG" = "no" ; then + no_dvdnav=yes + else + DVDNAV_CFLAGS=`$DVDNAV_CONFIG $dvdnav_config_args --cflags` + DVDNAV_LIBS=`$DVDNAV_CONFIG $dvdnav_config_args --libs` + dvdnav_config_major_version=`$DVDNAV_CONFIG $dvdnav_config_args --version | \ + sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` + dvdnav_config_minor_version=`$DVDNAV_CONFIG $dvdnav_config_args --version | \ + sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` + dvdnav_config_sub_version=`$DVDNAV_CONFIG $dvdnav_config_args --version | \ + sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` + dnl if test "x$enable_dvdnavtest" = "xyes" ; then + ac_save_CFLAGS="$CFLAGS" + ac_save_LIBS="$LIBS" + CFLAGS="$CFLAGS $DVDNAV_CFLAGS" + LIBS="$DVDNAV_LIBS $LIBS" +dnl +dnl Now check if the installed DVDNAV is sufficiently new. (Also sanity +dnl checks the results of dvdnav-config to some extent +dnl + AC_LANG_SAVE() + AC_LANG_C() + rm -f conf.dvdnavtest + AC_TRY_RUN([ +#include <dvdnav.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +int +main () +{ + int major, minor, sub; + char *tmp_version; + + system ("touch conf.dvdnavtest"); + + return 0; +} +],, no_dvdnav=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) + CFLAGS="$ac_save_CFLAGS" + LIBS="$ac_save_LIBS" + fi + fi + if test "x$no_dvdnav" = x ; then + AC_MSG_RESULT(yes) + ifelse([$2], , :, [$2]) + else + AC_MSG_RESULT(no) + if test "$DVDNAV_CONFIG" = "no" ; then + echo "*** The dvdnav-config script installed by DVDNAV could not be found" + echo "*** If DVDNAV was installed in PREFIX, make sure PREFIX/bin is in" + echo "*** your path, or set the DVDNAV_CONFIG environment variable to the" + echo "*** full path to dvdnav-config." + else + if test -f conf.dvdnavtest ; then + : + else + echo "*** Could not run DVDNAV test program, checking why..." + CFLAGS="$CFLAGS $DVDNAV_CFLAGS" + LIBS="$LIBS $DVDNAV_LIBS" + AC_TRY_LINK([ +#include <dvdnav.h> +#include <stdio.h> +], [ return 0; ], + [ echo "*** The test program compiled, but did not run. This usually means" + echo "*** that the run-time linker is not finding DVDNAV or finding the wrong" + echo "*** version of DVDNAV. If it is not finding DVDNAV, you'll need to set your" + echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" + echo "*** to the installed location Also, make sure you have run ldconfig if that" + echo "*** is required on your system" + echo "***" + echo "*** If you have an old version installed, it is best to remove it, although" + echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" + echo "***"], + [ echo "*** The test program failed to compile or link. See the file config.log for the" + echo "*** exact error that occured. This usually means DVDNAV was incorrectly installed" + echo "*** or that you have moved DVDNAV since it was installed. In the latter case, you" + echo "*** may want to edit the dvdnav-config script: $DVDNAV_CONFIG" ]) + CFLAGS="$ac_save_CFLAGS" + LIBS="$ac_save_LIBS" + fi + fi + DVDNAV_CFLAGS="" + DVDNAV_LIBS="" + ifelse([$3], , :, [$3]) + fi + AC_SUBST(DVDNAV_CFLAGS) + AC_SUBST(DVDNAV_LIBS) + AC_LANG_RESTORE() + rm -f conf.dvdnavtest +]) |