| # Configure paths for libOggFLAC |
| # "Inspired" by ogg.m4 |
| |
| dnl AM_PATH_LIBOGGFLAC([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) |
| dnl Test for libOggFLAC, and define LIBOGGFLAC_CFLAGS and LIBOGGFLAC_LIBS |
| dnl |
| AC_DEFUN([AM_PATH_LIBOGGFLAC], |
| [dnl |
| dnl Get the cflags and libraries |
| dnl |
| AC_ARG_WITH(libOggFLAC,[ --with-libOggFLAC=PFX Prefix where libOggFLAC is installed (optional)], libOggFLAC_prefix="$withval", libOggFLAC_prefix="") |
| AC_ARG_WITH(libOggFLAC-libraries,[ --with-libOggFLAC-libraries=DIR Directory where libOggFLAC library is installed (optional)], libOggFLAC_libraries="$withval", libOggFLAC_libraries="") |
| AC_ARG_WITH(libOggFLAC-includes,[ --with-libOggFLAC-includes=DIR Directory where libOggFLAC header files are installed (optional)], libOggFLAC_includes="$withval", libOggFLAC_includes="") |
| AC_ARG_ENABLE(libOggFLACtest, [ --disable-libOggFLACtest Do not try to compile and run a test libOggFLAC program],, enable_libOggFLACtest=yes) |
| |
| if test "x$libOggFLAC_libraries" != "x" ; then |
| LIBOGGFLAC_LIBS="-L$libOggFLAC_libraries" |
| elif test "x$libOggFLAC_prefix" != "x" ; then |
| LIBOGGFLAC_LIBS="-L$libOggFLAC_prefix/lib" |
| elif test "x$prefix" != "xNONE" ; then |
| LIBOGGFLAC_LIBS="-L$libdir" |
| fi |
| |
| LIBOGGFLAC_LIBS="$LIBOGGFLAC_LIBS -lOggFLAC -lFLAC -lm" |
| |
| if test "x$libOggFLAC_includes" != "x" ; then |
| LIBOGGFLAC_CFLAGS="-I$libOggFLAC_includes" |
| elif test "x$libOggFLAC_prefix" != "x" ; then |
| LIBOGGFLAC_CFLAGS="-I$libOggFLAC_prefix/include" |
| elif test "$prefix" != "xNONE"; then |
| LIBOGGFLAC_CFLAGS="-I$prefix/include" |
| fi |
| |
| AC_MSG_CHECKING(for libOggFLAC) |
| no_libOggFLAC="" |
| |
| |
| if test "x$enable_libOggFLACtest" = "xyes" ; then |
| ac_save_CFLAGS="$CFLAGS" |
| ac_save_CXXFLAGS="$CXXFLAGS" |
| ac_save_LIBS="$LIBS" |
| CFLAGS="$CFLAGS $LIBOGGFLAC_CFLAGS" |
| CXXFLAGS="$CXXFLAGS $LIBOGGFLAC_CFLAGS" |
| LIBS="$LIBS $LIBOGGFLAC_LIBS" |
| dnl |
| dnl Now check if the installed libOggFLAC is sufficiently new. |
| dnl |
| rm -f conf.libOggFLACtest |
| AC_TRY_RUN([ |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <OggFLAC/stream_decoder.h> |
| |
| int main () |
| { |
| system("touch conf.libOggFLACtest"); |
| return 0; |
| } |
| |
| ],, no_libOggFLAC=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) |
| CFLAGS="$ac_save_CFLAGS" |
| LIBS="$ac_save_LIBS" |
| fi |
| |
| if test "x$no_libOggFLAC" = "x" ; then |
| AC_MSG_RESULT(yes) |
| ifelse([$1], , :, [$1]) |
| else |
| AC_MSG_RESULT(no) |
| if test -f conf.libOggFLACtest ; then |
| : |
| else |
| echo "*** Could not run libOggFLAC test program, checking why..." |
| CFLAGS="$CFLAGS $LIBOGGFLAC_CFLAGS" |
| LIBS="$LIBS $LIBOGGFLAC_LIBS" |
| AC_TRY_LINK([ |
| #include <stdio.h> |
| #include <OggFLAC/stream_decoder.h> |
| ], [ return 0; ], |
| [ echo "*** The test program compiled, but did not run. This usually means" |
| echo "*** that the run-time linker is not finding libOggFLAC or finding the wrong" |
| echo "*** version of libOggFLAC. If it is not finding libOggFLAC, 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 libOggFLAC was incorrectly installed" |
| echo "*** or that you have moved libOggFLAC since it was installed. In the latter case, you" |
| echo "*** may want to edit the libOggFLAC-config script: $LIBOGGFLAC_CONFIG" ]) |
| CFLAGS="$ac_save_CFLAGS" |
| LIBS="$ac_save_LIBS" |
| fi |
| LIBOGGFLAC_CFLAGS="" |
| LIBOGGFLAC_LIBS="" |
| ifelse([$2], , :, [$2]) |
| fi |
| AC_SUBST(LIBOGGFLAC_CFLAGS) |
| AC_SUBST(LIBOGGFLAC_LIBS) |
| rm -f conf.libOggFLACtest |
| ]) |