diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/lame.m4 | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/m4/lame.m4 b/m4/lame.m4 new file mode 100644 index 000000000..5ebf550df --- /dev/null +++ b/m4/lame.m4 @@ -0,0 +1,108 @@ +dnl borrowed from oddsock.org +dnl AM_PATH_LAME([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) +dnl Test for liblame, and define LAME_CFLAGS and LAME_LIBS +dnl +AC_DEFUN([AM_PATH_LAME], +[dnl +dnl Get the cflags and libraries +dnl +AC_ARG_WITH(lame,[ --with-lame=PFX Prefix where liblame is installed (optional)], lame_prefix="$withval", lame_prefix="") +AC_ARG_WITH(lame-libraries,[ --with-lame-libraries=DIR Directory where liblame library is installed (optional)], lame_libraries="$withval", lame_libraries="") +AC_ARG_WITH(lame-includes,[ --with-lame-includes=DIR Directory where liblame header files are installed (optional)], lame_includes="$withval", lame_includes="") +AC_ARG_ENABLE(lametest, [ --disable-lametest Do not try to compile and run a test liblame program],, enable_lametest=yes) + +if test "x$lame_prefix" != "xno" ; then + + if test "x$lame_libraries" != "x" ; then + LAME_LIBS="-L$lame_libraries" + elif test "x$lame_prefix" != "x" ; then + LAME_LIBS="-L$lame_prefix/lib" + elif test "x$prefix" != "xNONE" ; then + LAME_LIBS="-L$prefix/lib" + fi + + LAME_LIBS="$LAME_LIBS -lmp3lame -lm" + + if test "x$lame_includes" != "x" ; then + LAME_CFLAGS="-I$lame_includes" + elif test "x$lame_prefix" != "x" ; then + LAME_CFLAGS="-I$lame_prefix/include" + elif test "x$prefix" != "xNONE"; then + LAME_CFLAGS="-I$prefix/include" + fi + + AC_MSG_CHECKING(for liblame) + no_lame="" + + + if test "x$enable_lametest" = "xyes" ; then + ac_save_CFLAGS="$CFLAGS" + ac_save_LIBS="$LIBS" + CFLAGS="$CFLAGS $LAME_CFLAGS" + LIBS="$LIBS $LAME_LIBS" +dnl +dnl Now check if the installed liblame is sufficiently new. +dnl + rm -f conf.lametest + AC_TRY_RUN([ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <lame/lame.h> + +int main () +{ + system("touch conf.lametest"); + return 0; +} + +],, no_lame=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) + CFLAGS="$ac_save_CFLAGS" + LIBS="$ac_save_LIBS" + fi + + if test "x$no_lame" = "x" ; then + AC_MSG_RESULT(yes) + ifelse([$1], , :, [$1]) + else + AC_MSG_RESULT(no) + if test -f conf.lametest ; then + : + else + echo "*** Could not run liblame test program, checking why..." + CFLAGS="$CFLAGS $LAME_CFLAGS" + LIBS="$LIBS $LAME_LIBS" + AC_TRY_LINK([ +#include <stdio.h> +#include <lame/lame.h> +], [ return 0; ], + [ echo "*** The test program compiled, but did not run. This usually means" + echo "*** that the run-time linker is not finding liblame or finding the wrong" + echo "*** version of liblame. If it is not finding liblame, you'll need to set your" + echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" + echo "*** to the installed location Also, make sure you have run ldconfig if that" + echo "*** is required on your system" + echo "***" + echo "*** If you have an old version installed, it is best to remove it, although" + echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"], + [ echo "*** The test program failed to compile or link. See the file config.log for the" + echo "*** exact error that occured. This usually means liblame was incorrectly installed" + echo "*** or that you have moved liblame since it was installed." ]) + CFLAGS="$ac_save_CFLAGS" + LIBS="$ac_save_LIBS" + fi + LAME_CFLAGS="" + LAME_LIBS="" + ifelse([$2], , :, [$2]) + fi + AC_DEFINE(HAVE_LAME, 1, [Define if you have liblame.]) + use_lame="1" +else + LAME_CFLAGS="" + LAME_LIBS="" +fi + AC_SUBST(LAME_CFLAGS) + AC_SUBST(LAME_LIBS) + rm -f conf.lametest +]) + |