79 lines
3.5 KiB
Plaintext
79 lines
3.5 KiB
Plaintext
dnl Add audacity / vorbis license?
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dnl
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dnl Please increment the serial number below whenever you alter this macro
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dnl for the benefit of automatic macro update systems
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# audacity_checklib_libvorbis.m4 serial 4
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AC_DEFUN([AUDACITY_CHECKLIB_LIBVORBIS], [
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AC_ARG_WITH(libvorbis,
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[AS_HELP_STRING([--with-libvorbis],
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[use libvorbis for Ogg Vorbis support])],
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LIBVORBIS_ARGUMENT=$withval,
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LIBVORBIS_ARGUMENT="unspecified")
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dnl See if Vorbis is installed in the system
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PKG_CHECK_MODULES(LIBVORBIS, vorbisenc vorbisfile vorbis ogg,
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LIBVORBIS_SYSTEM_AVAILABLE="yes",
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LIBVORBIS_SYSTEM_AVAILABLE="no")
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dnl Have to list the dependent libraries (vorbis and ogg) here because their
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dnl symbols are used from Audacity directly, and (in a minimally linked system,
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dnl e.g. with LDFLAGS including -Wl,--as-needed and with libtool patched to not
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dnl break this) pulling in libraries that use libvorbis does not automagically
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dnl cause the libvorbis symbols to be linkable.
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if test "$LIBVORBIS_SYSTEM_AVAILABLE" = "yes"; then
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AC_MSG_NOTICE([Vorbis libraries are available as system libraries])
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else
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AC_MSG_NOTICE([Vorbis libraries are NOT available as system libraries])
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fi
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dnl see if Vorbis is available in the source dir
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AC_CHECK_FILE(${srcdir}/lib-src/libvorbis/include/vorbis/vorbisenc.h,
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vorbisenc_h_available="yes",
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vorbisenc_h_available="no")
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AC_CHECK_FILE(${srcdir}/lib-src/libogg/include/ogg/ogg.h,
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ogg_h_available="yes",
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ogg_h_available="no")
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if test "$vorbisenc_h_available" = "yes" -a "$ogg_h_available" = "yes"; then
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LIBVORBIS_LOCAL_AVAILABLE="yes"
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dnl We need to override the pkg-config check for libogg by passing
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dnl OGG_CFLAGS and OGG_LIBS to the configure script of libvorbis.
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ogg_srcdir="$(pwd)/${srcdir}/lib-src/libogg"
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ogg_blddir="$(pwd)/lib-src/libogg"
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LIBVORBIS_LOCAL_CONFIGURE_ARGS="--disable-oggtest OGG_CFLAGS='-I${ogg_blddir}/include -I${ogg_srcdir}/include' OGG_LIBS=${ogg_blddir}/src/libogg.la"
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dnl libflac needs libogg too. So we need to pass these flags to the
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dnl configure script of libflac, because it does not use pkg-config.
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LIBVORBIS_LOCAL_CONFIGURE_ARGS="$LIBVORBIS_LOCAL_CONFIGURE_ARGS --with-ogg-includes='${ogg_blddir}/include -I${ogg_srcdir}/include' --with-ogg-libraries=${ogg_blddir}/src/.libs"
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AC_MSG_NOTICE([Vorbis libraries are available in this source tree])
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else
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AC_MSG_NOTICE([Vorbis libraries are NOT available in this source tree])
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fi
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LIBVORBIS_MIMETYPES="application/ogg;audio/x-vorbis+ogg;"
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])
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AC_DEFUN([AUDACITY_CONFIG_LIBVORBIS], [
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if test "$LIBVORBIS_USE_LOCAL" = yes; then
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LIBVORBIS_CFLAGS='-I$(top_builddir)/lib-src/libogg/include -I$(top_srcdir)/lib-src/libogg/include -I$(top_srcdir)/lib-src/libvorbis/include'
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LIBVORBIS_LIBS='$(top_builddir)/lib-src/libvorbis/lib/libvorbisenc.la $(top_builddir)/lib-src/libvorbis/lib/libvorbisfile.la'
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AC_CONFIG_SUBDIRS([lib-src/libogg lib-src/libvorbis])
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fi
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AC_SUBST([LIBVORBIS_CFLAGS])
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AC_SUBST([LIBVORBIS_LIBS])
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AM_CONDITIONAL([USE_LIBVORBIS], [test "$LIBVORBIS_USE_LOCAL" = yes -o "$LIBVORBIS_USE_SYSTEM" = yes])
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AM_CONDITIONAL([USE_LOCAL_LIBVORBIS], [test "$LIBVORBIS_USE_LOCAL" = yes])
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if test "$LIBVORBIS_USE_LOCAL" = yes -o "$LIBVORBIS_USE_SYSTEM" = yes; then
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AC_DEFINE(USE_LIBVORBIS, 1,
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[Define if the ogg vorbis decoding library is present])
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fi
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])
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