--- liblscp/trunk/configure.ac	2017/12/12 17:47:01	3400
+++ liblscp/trunk/configure.ac	2019/06/30 17:01:00	3519
@@ -25,6 +25,24 @@
 
 AC_SUBST(SHARED_VERSION_INFO)
 
+# Build version string.
+AC_CACHE_VAL([ac_cv_build_version], [
+   ac_cv_build_version=$(git describe --tags --dirty --abbrev=6 2>/dev/null)
+   if test -n "$ac_cv_build_version"; then
+      ac_cv_build_version=$(echo $ac_cv_build_version | sed 's/^[[^_]]*[[_v]]//i')
+      ac_cv_build_version=$(echo $ac_cv_build_version | sed 's/-g/git./')
+      ac_cv_build_version=$(echo $ac_cv_build_version | sed 's/[[_|-]]\+/./g')
+      ac_cv_build_version_extra=$(git rev-parse --abbrev-ref HEAD 2>/dev/null)
+      if test "x$ac_cv_build_version_extra" != "xmaster"; then
+         ac_cv_build_version="$ac_cv_build_version [[$ac_cv_build_version_extra]]"
+      fi
+   else
+      ac_cv_build_version=$PACKAGE_VERSION
+   fi
+])
+ac_build_version="$ac_cv_build_version"
+AC_SUBST(ac_build_version)
+
 # Checks for programs.
 AC_PROG_CC
 AC_LIBTOOL_WIN32_DLL