Destroy the variants that remain on the stack in case of error.

[bison.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index a8866acfe8e88933f09e9730401c8a1a5c3b2031..adb527155681b9ce0a290fc0fdc1cada66a3cf21 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -19,7 +19,9 @@
 # We have strange test case titles, so we need Autoconf 2.61 or better.
 AC_PREREQ(2.61)
 
-AC_INIT([GNU Bison], [2.3b], [bug-bison@gnu.org])
+AC_INIT([GNU Bison],
+        m4_esyscmd([build-aux/git-version-gen .tarball-version]),
+        [bug-bison@gnu.org])
 AC_DEFINE([PACKAGE_COPYRIGHT_YEAR], [2008],
           [The copyright year for this package])
 AC_SUBST([PACKAGE_COPYRIGHT_YEAR], [2008])
@@ -28,7 +30,11 @@ AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_MACRO_DIR([m4])
 
 # We don't have a file m4/Makefile.am, so we need Automake 1.8 or later.
-AM_INIT_AUTOMAKE([1.8 check-news readme-alpha dist-bzip2])
+# We want gnits strictness only when rolling a formal release so that we can,
+# for example, run make dist at other times without being required to add a
+# bogus NEWS entry.
+AM_INIT_AUTOMAKE([1.8 dist-bzip2]
+                 m4_bmatch(m4_defn([AC_PACKAGE_VERSION]), [-], [gnu], [gnits]))
 AC_CONFIG_HEADERS([lib/config.h:lib/config.hin])
 
 # Checks for the compiler.
@@ -142,8 +148,7 @@ AC_SUBST([O0CXXFLAGS], [`echo $CXXFLAGS | sed 's/-O[[0-9]] *//'`])
 gt_JAVACOMP([1.3])
 gt_JAVAEXEC
 
-AC_CONFIG_FILES([.version
-                Makefile
+AC_CONFIG_FILES([Makefile
                 build-aux/Makefile
                 po/Makefile.in
                 data/Makefile