--- libgig/trunk/configure.in	2004/07/07 12:03:54	186
+++ libgig/trunk/configure.ac	2020/07/25 09:28:56	3799
@@ -1,12 +1,17 @@
-AC_INIT(configure.in)
-AM_CONFIG_HEADER(config.h)
+#------------------------------------------------------------------------------------
+# Library's "official" release version:
 
-AM_INIT_AUTOMAKE(libgig, 0.7.1, cuse@users.sourceforge.net)
-AC_PROG_LIBTOOL
+m4_define(libgig_release_major, 4)
+m4_define(libgig_release_minor, 2)
+m4_define(libgig_release_build, 0.svn17)
 
 
+AC_INIT([libgig],[libgig_release_major.libgig_release_minor.libgig_release_build])
+AC_CONFIG_SRCDIR([configure.ac])
+
 #------------------------------------------------------------------------------------
-# Rules for library version information:
+# The following is the libtool / shared library version. This doesn't have to
+# do anything with the release version. It MUST conform to the following rules:
 #
 #  1. Start with version information of `0:0:0' for each libtool library.
 #  2. Update the version information only immediately before a public release of
@@ -21,17 +26,132 @@
 #  6. If any interfaces have been removed since the last public release, then set age
 #     to 0.
 
-# we wait to bump the version until the next point release
-SHARED_VERSION_INFO="0:0:0"
+LIBGIG_LT_CURRENT=9
+LIBGIG_LT_REVISION=0
+LIBGIG_LT_AGE=0
+LIBGIG_SHARED_VERSION_INFO="$LIBGIG_LT_CURRENT:$LIBGIG_LT_REVISION:$LIBGIG_LT_AGE"
+
+LIBAKAI_LT_CURRENT=0
+LIBAKAI_LT_REVISION=0
+LIBAKAI_LT_AGE=0
+LIBAKAI_SHARED_VERSION_INFO="$LIBAKAI_LT_CURRENT:$LIBAKAI_LT_REVISION:$LIBAKAI_LT_AGE"
 
 
-AC_C_BIGENDIAN
-
-AC_LANG_CPLUSPLUS
+AC_LANG([C++])
 AC_PROG_CXX
-AM_PROG_LIBTOOL
+AC_LIBTOOL_WIN32_DLL
+AC_PROG_LIBTOOL
 
-AC_SUBST(SHLIB_VERSION_ARG)
-AC_SUBST(SHARED_VERSION_INFO)
+AC_C_BIGENDIAN
 
-AC_OUTPUT(Makefile doc/Makefile man/Makefile src/Makefile libgig.spec libgig.pc Doxyfile)
+AC_SUBST(LIBGIG_SHLIB_VERSION_ARG)
+AC_SUBST(LIBGIG_SHARED_VERSION_INFO)
+AC_SUBST(LIBGIG_RELEASE_MAJOR, libgig_release_major)
+AC_SUBST(LIBGIG_RELEASE_MINOR, libgig_release_minor)
+AC_SUBST(LIBGIG_RELEASE_BUILD, libgig_release_build)
+
+AC_SUBST(LIBAKAI_SHLIB_VERSION_ARG)
+AC_SUBST(LIBAKAI_SHARED_VERSION_INFO)
+AC_SUBST(LIBAKAI_RELEASE_MAJOR, libakai_release_major)
+AC_SUBST(LIBAKAI_RELEASE_MINOR, libakai_release_minor)
+AC_SUBST(LIBAKAI_RELEASE_BUILD, libakai_release_build)
+
+# make sure C++11 is supported by compiler
+# (add CXXFLAGS if required [e.g. -std=c++11])
+m4_ifdef([m4_include(m4/ax_cxx_compile_stdcxx.m4)],,
+             [sinclude([m4/ax_cxx_compile_stdcxx.m4])])
+AX_CXX_COMPILE_STDCXX(11, [], mandatory)
+
+have_audio_file_lib="false"
+
+# check for presence of libsndfile
+PKG_CHECK_MODULES(SNDFILE, sndfile >= 1.0.2, ac_cv_sndfile=1, ac_cv_sndfile=0)
+AM_CONDITIONAL(HAVE_SNDFILE, test $ac_cv_sndfile = "1")
+AC_DEFINE_UNQUOTED([HAVE_SNDFILE],${ac_cv_sndfile}, [Set to 1 if you have libsndfile.])
+AC_SUBST(SNDFILE_CFLAGS)
+AC_SUBST(SNDFILE_LIBS)
+if test "$ac_cv_sndfile" = "1"; then
+    have_audio_file_lib="true";
+else
+    # no libsndfile? then check for presence of libaudiofile
+    PKG_CHECK_MODULES(AUDIOFILE, audiofile >= 0.2.3, ac_cv_audiofile=1, ac_cv_audiofile=0)
+    AC_DEFINE_UNQUOTED([HAVE_AUDIOFILE],${ac_cv_audiofile}, [Set to 1 if you have libaudiofile.])
+    AC_SUBST(AUDIOFILE_CFLAGS)
+    AC_SUBST(AUDIOFILE_LIBS)
+    if test "$ac_cv_audiofile" = "1"; then
+        have_audio_file_lib="true";
+    fi
+fi
+if test "$have_audio_file_lib" = "false"; then
+    echo "No audio file library found!"
+    echo "Sorry, you need either libsndfile or libaudiofile to compile libgig."
+    echo "This is needed for the gigextract utility to write audio files."
+    exit -1;
+fi
+
+AC_CHECK_HEADERS(uuid/uuid.h)
+AC_SEARCH_LIBS(uuid_generate, uuid)
+AC_CHECK_FUNCS(uuid_generate)
+AC_CHECK_FUNCS(vasprintf)
+
+case "$host" in
+    *mingw*|*cygwin*)
+        win32=yes
+        ;;
+    *)
+        win32=no
+        ;;
+esac
+AM_CONDITIONAL(WIN32, test "$win32" = "yes")
+
+case "$host" in
+    *-*-darwin*)
+        mac=yes
+        ;;
+    *)
+        mac=no
+        ;;
+esac
+AM_CONDITIONAL(MAC, test "$mac" = "yes")
+
+if test "$ac_cv_func_uuid_generate" = no -a "$mac" = no -a "$win32" = no; then
+    AC_MSG_WARN([No UUID generate function found.
+*** libgig will not be able to create DLSIDs in DLS and gig files.
+*** Install libuuid from e2fsprogs to solve this. Package might be called
+*** uuid-dev, libext2fs2-devel or e2fsprogs-devel.])
+fi
+
+AC_CONFIG_HEADERS([config.h])
+AM_INIT_AUTOMAKE
+
+AC_CONFIG_FILES([\
+    Doxyfile \
+    gig.pc \
+    akai.pc \
+    libgig.spec \
+    Makefile \
+    src/Makefile \
+    src/testcases/Makefile \
+    src/tools/Makefile \
+    doc/Makefile \
+    man/Makefile \
+    man/dlsdump.1 \
+    man/gigdump.1 \
+    man/gigextract.1 \
+    man/gigmerge.1 \
+    man/gig2mono.1 \
+    man/gig2stereo.1 \
+    man/rifftree.1 \
+    man/sf2dump.1 \
+    man/sf2extract.1 \
+    man/korgdump.1 \
+    man/korg2gig.1 \
+    man/akaidump.1 \
+    man/akaiextract.1 \
+    debian/Makefile \
+    osx/Makefile \
+    osx/libgig.xcodeproj/Makefile \
+    win32/Makefile \
+    win32/libgig.dev \
+])
+AC_OUTPUT