Recommend latest m4 release.

* README: Bump recommendation to m4 1.4.14 (minimum remains
1.4.6).
* doc/autoconf.texi (Introduction): Likewise.
* m4/m4.m4 (AC_PROG_GNU_M4): Likewise.

Signed-off-by: Eric Blake <eblake@redhat.com>

diff --git a/ChangeLog b/ChangeLog
index ebb686cc6d98cfb6e8dcef45a61580fd0e4c0328..609d3afa9c17ec96c13b71e7f4ae166c13769f1b 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2010-02-26  Eric Blake  <eblake@redhat.com>
+
+       Recommend latest m4 release.
+       * README: Bump recommendation to m4 1.4.14 (minimum remains
+       1.4.6).
+       * doc/autoconf.texi (Introduction): Likewise.
+       * m4/m4.m4 (AC_PROG_GNU_M4): Likewise.
+
 2010-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
        Fix testsuite failures due to setting of $U.

diff --git a/README b/README
index fd5591b93f0df750d61198ae5df6dd51d862fc48..7b673720525459b4b5a2feb21621798e269f284e 100644 (file)
--- a/README
+++ b/README
@@ -12,7 +12,7 @@ macro calls.
 
 Producing configuration scripts using Autoconf requires GNU M4 and
 Perl.  You should install GNU M4 (version 1.4.6 or later is required;
-1.4.13 or later is recommended) and Perl (5.005_03 or later) before
+1.4.14 or later is recommended) and Perl (5.005_03 or later) before
 configuring Autoconf, so that Autoconf's configure script can find
 them.  The configuration scripts produced by Autoconf are
 self-contained, so their users do not need to have Autoconf (or GNU

diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index e5cf9fd6f0f65f542caacd648d7de2b5a21f1a68..3709b0274312c8d081ace9b1e1de427867191c35 100644 (file)
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -750,7 +750,7 @@ Autoconf imposes some restrictions on the names of macros used with
 Autoconf requires @acronym{GNU} M4 version 1.4.6 or later in order to
 generate the scripts.  It uses features that some versions of M4,
 including @acronym{GNU} M4 1.3, do not have.  Autoconf works better
-with @acronym{GNU} M4 version 1.4.13 or later, though this is not
+with @acronym{GNU} M4 version 1.4.14 or later, though this is not
 required.
 
 @xref{Autoconf 1}, for information about upgrading from version 1.

diff --git a/m4/m4.m4 b/m4/m4.m4
index a51273653c0757e81021f75ae9ac55e2ca7ee93a..4a2d0d1752764d9aa1f057467a59a5efd3d30bd7 100644 (file)
--- a/m4/m4.m4
+++ b/m4/m4.m4
@@ -1,4 +1,4 @@
-# m4.m4 serial 10
+# m4.m4 serial 11
 
 # Copyright (C) 2000, 2006, 2007, 2008, 2009, 2010 Free Software
 # Foundation, Inc.
@@ -34,7 +34,7 @@ AC_PATH_PROGS_FEATURE_CHECK([M4], [m4 gm4 gnum4],
       && ac_cv_path_M4=$ac_path_M4 ac_path_M4_found=:
       rm -f conftest.m4f],
       [AC_MSG_ERROR([no acceptable m4 could be found in \$PATH.
-GNU M4 1.4.6 or later is required; 1.4.13 is recommended])])])
+GNU M4 1.4.6 or later is required; 1.4.14 is recommended])])])
   M4=$ac_cv_path_M4
   AC_CACHE_CHECK([whether $ac_cv_path_M4 accepts --gnu],
     [ac_cv_prog_gnu_m4_gnu],