bomb out if autoconf < 2.12.2 is used

diff --git a/ChangeLog b/ChangeLog
index d3d20bea1f462edb8c517010fc8d31f79f774060..93c6f0a920800c4185eb8b22a96ae5bbd21c67ca 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+1998-12-17  Gary V. Vaughan  <gvaughan@oranda.demon.co.uk>
+
+       * libtool.m4 (AM_PROG_LIBTOOL): Added AC_PREREQ(2.12) to prevent
+       people using libtool with old autoconfs that don't provide the
+       features we need.
+
 1998-12-16  Alexandre Oliva  <oliva@dcc.unicamp.br>
 
        * NEWS, configure.in, libtool.spec: Bumped to 1.2e for CVS

diff --git a/libtool.m4 b/libtool.m4
index 8ce50126e3861d25b6a91f9d6313ab3abe562503..80265f12c7b3a85ab8680d3c0dfc3333f030ec66 100644 (file)
--- a/libtool.m4
+++ b/libtool.m4
@@ -23,7 +23,8 @@
 
 # serial 29 AM_PROG_LIBTOOL
 AC_DEFUN(AM_PROG_LIBTOOL,
-[AC_REQUIRE([AM_ENABLE_SHARED])dnl
+[AC_PREREQ(2.12.2)dnl
+AC_REQUIRE([AM_ENABLE_SHARED])dnl
 AC_REQUIRE([AM_ENABLE_STATIC])dnl
 AC_REQUIRE([AC_CANONICAL_HOST])dnl
 AC_REQUIRE([AC_CANONICAL_BUILD])dnl