mirror of
https://github.com/cookiengineer/audacity
synced 2025-11-04 16:14:00 +01:00
79 lines
3.1 KiB
Plaintext
79 lines
3.1 KiB
Plaintext
dnl add audacity / flac 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_libflac.m4 serial 3
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AC_DEFUN([AUDACITY_CHECKLIB_LIBFLAC], [
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AC_ARG_WITH(libflac,
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[AS_HELP_STRING([--with-libflac],
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[use libFLAC for FLAC support])],
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LIBFLAC_ARGUMENT=$withval,
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LIBFLAC_ARGUMENT="unspecified")
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dnl See if FLAC is installed in the system
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PKG_CHECK_MODULES([FLAC], [flac >= 1.3.0 flac++ >= 1.3.0],
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[LIBFLAC_SYSTEM_AVAILABLE="yes"],
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[LIBFLAC_SYSTEM_AVAILABLE="no"])
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dnl Check for flac < 1.3.0
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if test "$LIBFLAC_SYSTEM_AVAILABLE" = "no"; then
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PKG_CHECK_MODULES([FLAC], [flac flac++],
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[LIBFLAC_SYSTEM_AVAILABLE="yes"],
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[LIBFLAC_SYSTEM_AVAILABLE="no"])
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dnl flac < 1.3.0 adds its own FLAC and FLAC++ subdirectories to the search
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dnl path and ships a assert.h file there. This assert.h overwrites the
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dnl assert.h header from the C standard library. We need to strip /FLAC
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dnl and /FLAC++ from the include paths to make the assert.h from the C
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dnl standard library available again.
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[FLAC_CFLAGS=$(echo "$FLAC_CFLAGS" | sed 's@-I\([^ ]*\)/FLAC\(++\)\? @-I\1 @g')]
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fi
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if test "$LIBFLAC_SYSTEM_AVAILABLE" = "yes"; then
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AC_MSG_NOTICE([FLAC libraries are available as system libraries])
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else
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AC_MSG_NOTICE([FLAC/FLAC++ libraries are NOT available as system libraries])
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fi
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dnl see if FLAC is available in the source dir
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AC_CHECK_FILE(${srcdir}/lib-src/libflac/include/FLAC/format.h,
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flac_h_available="yes",
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flac_h_available="no")
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AC_CHECK_FILE(${srcdir}/lib-src/libflac/include/FLAC++/decoder.h,
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flacpp_h_available="yes",
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flacpp_h_available="no")
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if test "$flac_h_available" = "yes" -a "$flacpp_h_available" = "yes"; then
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LIBFLAC_LOCAL_AVAILABLE="yes"
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LIBFLAC_LOCAL_CONFIGURE_ARGS="--disable-xmms-plugin --disable-doxygen-docs --disable-thorough-tests"
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AC_MSG_NOTICE([FLAC libraries are available in this source tree])
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else
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LIBFLAC_LOCAL_AVAILABLE="no"
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AC_MSG_NOTICE([FLAC libraries are NOT available in this source tree])
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fi
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LIBFLAC_MIMETYPES="audio/flac;audio/x-flac;"
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])
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AC_DEFUN([AUDACITY_CONFIG_LIBFLAC], [
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if test "$LIBFLAC_USE_LOCAL" = yes; then
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FLAC_CFLAGS='-I$(top_srcdir)/lib-src/libflac/include'
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FLAC_LIBS='$(top_builddir)/lib-src/libflac/src/libFLAC++/libFLAC++.la $(top_builddir)/lib-src/libflac/src/libFLAC/libFLAC.la'
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AC_CONFIG_SUBDIRS([lib-src/libflac])
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fi
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AC_SUBST([FLAC_CFLAGS])
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AC_SUBST([FLAC_LIBS])
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AM_CONDITIONAL([USE_LIBFLAC], [test "$LIBFLAC_USE_LOCAL" = yes -o "$LIBFLAC_USE_SYSTEM" = yes])
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AM_CONDITIONAL([USE_LOCAL_LIBFLAC], [test "$LIBFLAC_USE_LOCAL" = yes])
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if test "$LIBFLAC_USE_LOCAL" = yes -o "$LIBFLAC_USE_SYSTEM" = yes; then
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AC_DEFINE(USE_LIBFLAC, 1,
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[Define if the FLAC library is present])
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fi
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])
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