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dnl Add audacity / libmad license?
dnl Please increment the serial number below whenever you alter this macro
dnl for the benefit of automatic macro update systems
# audacity_checklib_libmad.m4 serial 1
AC_DEFUN([AUDACITY_CHECKLIB_LIBMAD], [
if false ; then
AC_DEFINE(USE_LIBMAD, 1,
[Define if mp3 support is implemented with the libmad library])
fi
AC_ARG_WITH(libmad,
[AS_HELP_STRING([--with-libmad],
[use libmad for mp2/3 decoding support])],
LIBMAD_ARGUMENT=$withval,
LIBMAD_ARGUMENT="unspecified")
dnl see if libmad is installed in the system >= 0.14.2b
PKG_CHECK_MODULES(LIBMAD, mad >= 0.14.2b,
libmad_available_system="yes",
libmad_available_system="no")
dnl if we don't have the version we want, do we have any at all?
AC_CHECK_LIB(mad, mad_decoder_init,
libmad_found="yes",
libmad_found="no")
if test "x$libmad_available_system" = "xyes" && test "x$libmad_found" = "xno" ; then
AC_MSG_WARN([system installation of libmad found, but it is too old. Upgrade to at least 0.14.2b to use with Audacity])
fi
if test "x$libmad_available_system" = "xyes" ; then
LIBMAD_SYSTEM_AVAILABLE="yes"
LIBMAD_SYSTEM_LIBS="$LIBMAD_LIBS"
LIBMAD_SYSTEM_CXXFLAGS="$LIBMAD_CFLAGS"
LIBMAD_SYSTEM_CPPSYMBOLS="USE_LIBMAD"
AC_MSG_NOTICE([libmad libraries are available as system libraries])
else
AC_MSG_NOTICE([libmad libraries are NOT available as system libraries])
fi
dnl see if libmad is available in the local tree
AC_CHECK_FILE(${srcdir}/lib-src/libmad/frame.h,
frame_h_found="yes",
frame_h_found="no")
if test "x$frame_h_found" = "xyes" ; then
LIBMAD_LOCAL_AVAILABLE="yes"
LIBMAD_LOCAL_LIBS="libmad.a"
LIBMAD_LOCAL_CXXFLAGS='-I$(top_srcdir)/lib-src/libmad'
LIBMAD_LOCAL_CPPSYMBOLS="USE_LIBMAD"
LIBMAD_LOCAL_CONFIG_SUBDIRS="lib-src/libmad"
AC_MSG_NOTICE([libmad libraries are available in the local tree])
else
LIBMAD_LOCAL_AVAILABLE="no"
AC_MSG_NOTICE([libmad libraries are NOT available in the local tree])
fi
LIBMAD_MIMETYPES="audio/mpeg;audio/x-mp3;"
])
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