build: avoid YACC typo inherited from Autoconf.

The typo shows up in the `configure --help' output.  Reported by
W.C.A. Wijngaards and Paul Eggert at
<http://lists.gnu.org/archive/html/bug-bison/2011-07/msg00000.html>.
* README-hacking (Release Procedure): Remind about updating
maintainer tools before a release.
* THANKS (W.C.A. Wijngaards): Add.
* configure.ac (AC_PREREQ): Set to 2.68, which fixes the YACC
typo.

diff --git a/ChangeLog b/ChangeLog
index dd0081dcb8a4083339fdf63a676b4b0c4fdebb25..0034da131726d44178a8075d689e2d30e1d3021d 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,15 @@
+2011-07-10  Joel E. Denny  <joeldenny@joeldenny.org>
+
+       build: avoid YACC typo inherited from Autoconf.
+       The typo shows up in the `configure --help' output.  Reported by
+       W.C.A. Wijngaards and Paul Eggert at
+       <http://lists.gnu.org/archive/html/bug-bison/2011-07/msg00000.html>.
+       * README-hacking (Release Procedure): Remind about updating
+       maintainer tools before a release.
+       * THANKS (W.C.A. Wijngaards): Add.
+       * configure.ac (AC_PREREQ): Set to 2.68, which fixes the YACC
+       typo.
+
 2011-07-10  Joel E. Denny  <joeldenny@joeldenny.org>
 
        build: create xz instead of bzip2 tarballs.

diff --git a/README-hacking b/README-hacking
index e56e04141a4eef7f81226da8300033b076d61267..d468dac6e4610d1135f1c527841630b661fca479 100644 (file)
--- a/README-hacking
+++ b/README-hacking
@@ -216,6 +216,8 @@ release:
 
 ** Update the submodules.  See above.
 
+** Update maintainer tools, such as Autoconf.  See above.
+
 ** Try to get the *.pot files to the Translation Project at least one
 week before a stable release, to give them time to translate them.
 Before generating the *.pot files, make sure that po/POTFILES.in and

diff --git a/THANKS b/THANKS
index 8ce57285ca51c71c2dbb0c94c9bca1bcfd9f3e50..7fee37e30de999f1614eda4b34f1dccc8bc3934b 100644 (file)
--- a/THANKS
+++ b/THANKS
@@ -105,6 +105,7 @@ Tommy Nordgren            tommy.nordgren@chello.se
 Troy A. Johnson           troyj@ecn.purdue.edu
 Tys Lefering              twlevo@gmail.com
 Vin Shelton               acs@alumni.princeton.edu
+W.C.A. Wijngaards         wouter@NLnetLabs.nl
 Wayne Green               wayne@infosavvy.com
 Wolfram Wagner            ww@mpi-sb.mpg.de
 Wwp                       subscript@free.fr

diff --git a/configure.ac b/configure.ac
index ec204e70cd21cdf9e625341f4023c11d14ee43dd..2152c84b885bfc7c62e399feeffbc48b091c597e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -17,8 +17,10 @@
 
 # In order for some versions of Sun Studio to compile our C++ test cases
 # correctly, we need Autoconf 2.64 or better to handle the restrict
-# keyword in at least string.h from gnulib.
-AC_PREREQ(2.64)
+# keyword in at least string.h from gnulib.  We need Autoconf 2.68 or
+# better to avoid a typo in the `configure --help' entry for the YACC
+# environment variable.
+AC_PREREQ(2.68)
 
 AC_INIT([GNU Bison],
         m4_esyscmd([build-aux/git-version-gen .tarball-version]),