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