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audacity/m4/audacity_checklib_libvorbis.m4
benjamin.drung@gmail.com 5b51a60778 libflac needs libogg too.
So we need to pass --with-ogg-includes and --with-ogg-libraries to the
configure script of libflac, because it does not use pkg-config.
2013-11-09 12:40:16 +00:00

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dnl Add audacity / vorbis license?
dnl
dnl Please increment the serial number below whenever you alter this macro
dnl for the benefit of automatic macro update systems
# audacity_checklib_libvorbis.m4 serial 3
AC_DEFUN([AUDACITY_CHECKLIB_LIBVORBIS], [
if false ; then
AC_DEFINE(USE_LIBVORBIS, 1,
[Define if the ogg vorbis decoding library is present])
fi
AC_ARG_WITH(libvorbis,
[AS_HELP_STRING([--with-libvorbis],
[use libvorbis for Ogg Vorbis support])],
LIBVORBIS_ARGUMENT=$withval,
LIBVORBIS_ARGUMENT="unspecified")
dnl See if Vorbis is installed in the system
AC_CHECK_LIB(vorbisfile,
vorbis_bitrate_addblock,
lib_found="yes",
lib_found="no",
-lvorbis -logg)
AC_CHECK_HEADER(vorbis/vorbisfile.h,
header_found="yes",
header_found="no")
if test "x$lib_found" = "xyes" && test "x$header_found" = "xyes" ; then
LIBVORBIS_SYSTEM_AVAILABLE="yes"
LIBVORBIS_SYSTEM_LIBS="-lvorbisenc -lvorbisfile -lvorbis -logg"
LIBVORBIS_SYSTEM_CPPSYMBOLS="USE_LIBVORBIS"
AC_MSG_NOTICE([Vorbis libraries are available as system libraries])
else
LIBVORBIS_SYSTEM_AVAILABLE="no"
AC_MSG_NOTICE([Vorbis libraries are NOT available as system libraries])
fi
dnl see if Vorbis is available in the source dir
AC_CHECK_FILE(${srcdir}/lib-src/libvorbis/include/vorbis/vorbisenc.h,
vorbisenc_h_available="yes",
vorbisenc_h_available="no")
AC_CHECK_FILE(${srcdir}/lib-src/libogg/include/ogg/ogg.h,
ogg_h_available="yes",
ogg_h_available="no")
if test "x$vorbisenc_h_available" = "xyes" && test "x$ogg_h_available" = "xyes" ; then
LIBVORBIS_LOCAL_AVAILABLE="yes"
LIBVORBIS_LOCAL_LIBS="libvorbisenc.a libvorbisfile.a libvorbis.a libogg.a"
LIBVORBIS_LOCAL_CXXFLAGS='-I$(top_srcdir)/lib-src/libogg/include'
LIBVORBIS_LOCAL_CXXFLAGS="$LIBVORBIS_LOCAL_CXXFLAGS -I\$(top_srcdir)/lib-src/libvorbis/include"
LIBVORBIS_LOCAL_CPPSYMBOLS="USE_LIBVORBIS"
dnl We need to override the pkg-config check for libogg by passing
dnl OGG_CFLAGS and OGG_LIBS to the configure script of libvorbis.
libogg_dir="$(pwd)/lib-src/libogg"
LIBVORBIS_LOCAL_CONFIGURE_ARGS="--disable-oggtest OGG_CFLAGS=-I${libogg_dir}/include OGG_LIBS=${libogg_dir}/src/.libs/libogg.a"
dnl libflac needs libogg too. So we need to pass these flags to the
dnl configure script of libflac, because it does not use pkg-config.
LIBVORBIS_LOCAL_CONFIGURE_ARGS="$LIBVORBIS_LOCAL_CONFIGURE_ARGS --with-ogg-includes=${libogg_dir}/include --with-ogg-libraries=${libogg_dir}/src/.libs"
AC_MSG_NOTICE([Vorbis libraries are available in this source tree])
else
AC_MSG_NOTICE([Vorbis libraries are NOT available in this source tree])
fi
LIBVORBIS_MIMETYPES="application/ogg;audio/x-vorbis+ogg;"
])
AC_DEFUN([AUDACITY_CONFIG_SUBDIRS_LIBVORBIS], [
if test "$LIBVORBIS_USE_LOCAL" = yes; then
AC_CONFIG_SUBDIRS([lib-src/libogg lib-src/libvorbis])
fi
])