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-rw-r--r--acinclude.m448
1 files changed, 48 insertions, 0 deletions
diff --git a/acinclude.m4 b/acinclude.m4
index 438451f..72602a0 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1 +1,49 @@
+#
+#
+# THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+# OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+#
+# Permission is hereby granted to use or copy this program
+# for any purpose, provided the above notices are retained on all copies.
+# Permission to modify the code and to distribute modified code is granted,
+# provided the above notices are retained, and a notice that the code was
+# modified is included with the above copyright notice.
+#
+# Modified by: Grzegorz Jakacki <jakacki at acm dot org>
+
+# GC_SET_VERSION
+# sets and AC_DEFINEs GC_VERSION_MAJOR, GC_VERSION_MINOR and GC_ALPHA_VERSION
+# based on the contents of PACKAGE_VERSION; PACKAGE_VERSION must conform to
+# [0-9]+[.][0-9]+(alpha[0.9]+)?
+# in lex syntax; if there is no alpha number, GC_ALPHA_VERSION is empty
+#
+AC_DEFUN(GC_SET_VERSION, [
+ AC_MSG_CHECKING(GC version numbers)
+ GC_VERSION_MAJOR=`echo $PACKAGE_VERSION | sed 's/^\([[0-9]][[0-9]]*\)[[.]].*$/\1/g'`
+ GC_VERSION_MINOR=`echo $PACKAGE_VERSION | sed 's/^[[^.]]*[[.]]\([[0-9]][[0-9]]*\).*$/\1/g'`
+ GC_ALPHA_VERSION=`echo $PACKAGE_VERSION | sed 's/^[[^.]]*[[.]][[0-9]]*//'`
+
+ case "$GC_ALPHA_VERSION" in
+ alpha*)
+ GC_ALPHA_VERSION=`echo $GC_ALPHA_VERSION \
+ | sed 's/alpha\([[0-9]][[0-9]]*\)/\1/'` ;;
+ *) GC_ALPHA_MAJOR='' ;;
+ esac
+
+ if test :$GC_VERSION_MAJOR: = :: \
+ -o :$GC_VERSION_MINOR: = :: ;
+ then
+ AC_MSG_RESULT(invalid)
+ AC_MSG_ERROR([nonconforming PACKAGE_VERSION='$PACKAGE_VERSION'])
+ fi
+
+ AC_DEFINE_UNQUOTED(GC_VERSION_MAJOR, $GC_VERSION_MAJOR)
+ AC_DEFINE_UNQUOTED(GC_VERSION_MINOR, $GC_VERSION_MINOR)
+ if test :$GC_ALPHA_VERSION: != :: ; then
+ AC_DEFINE_UNQUOTED(GC_ALPHA_VERSION, $GC_ALPHA_VERSION)
+ fi
+ AC_MSG_RESULT(major=$GC_VERSION_MAJOR minor=$GC_VERSION_MINOR \
+${GC_ALPHA_VERSION:+alpha=}$GC_ALPHA_VERSION)
+])
+
sinclude(libtool.m4)