--- libgig/trunk/configure.in	2011/06/11 17:53:24	2182
+++ libgig/trunk/configure.ac	2021/05/12 18:55:31	3904
@@ -1,11 +1,13 @@
-AC_INIT(configure.in)
-
 #------------------------------------------------------------------------------------
 # Library's "official" release version:
 
-LIBGIG_RELEASE_MAJOR=3
-LIBGIG_RELEASE_MINOR=3
-LIBGIG_RELEASE_BUILD=0.cvs1
+m4_define(libgig_release_major, 4)
+m4_define(libgig_release_minor, 3)
+m4_define(libgig_release_build, 0.svn5)
+
+
+AC_INIT([libgig],[libgig_release_major.libgig_release_minor.libgig_release_build])
+AC_CONFIG_SRCDIR([configure.ac])
 
 #------------------------------------------------------------------------------------
 # The following is the libtool / shared library version. This doesn't have to
@@ -26,22 +28,39 @@
 
 LIBGIG_LT_CURRENT=10
 LIBGIG_LT_REVISION=0
-LIBGIG_LT_AGE=4
-SHARED_VERSION_INFO="$LIBGIG_LT_CURRENT:$LIBGIG_LT_REVISION:$LIBGIG_LT_AGE"
+LIBGIG_LT_AGE=0
+LIBGIG_SHARED_VERSION_INFO="$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_LANG_CPLUSPLUS
+
+AC_LANG([C++])
 AC_PROG_CXX
 AC_LIBTOOL_WIN32_DLL
-AM_PROG_LIBTOOL
+AC_PROG_LIBTOOL
 
 AC_C_BIGENDIAN
 
-AC_SUBST(SHLIB_VERSION_ARG)
-AC_SUBST(SHARED_VERSION_INFO)
-AC_SUBST(LIBGIG_RELEASE_MAJOR)
-AC_SUBST(LIBGIG_RELEASE_MINOR)
-AC_SUBST(LIBGIG_RELEASE_BUILD)
+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"
 
@@ -73,6 +92,7 @@
 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*)
@@ -99,27 +119,40 @@
 *** 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.])
+    exit -1;
 fi
 
-AM_CONFIG_HEADER(config.h)
-AM_INIT_AUTOMAKE(libgig, "$LIBGIG_RELEASE_MAJOR.$LIBGIG_RELEASE_MINOR.$LIBGIG_RELEASE_BUILD")
+AC_CONFIG_HEADERS([config.h])
+AM_INIT_AUTOMAKE
 
-AC_OUTPUT( \
+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