Fix 2007-10-03 regression with AT_SETUP([a, b]).
commitfd1344033ba482b72e6e77084b8bd4ad1fd96c09
authorEric Blake <ebb9@byu.net>
Mon, 8 Oct 2007 17:53:00 +0000 (8 11:53 -0600)
committerEric Blake <ebb9@byu.net>
Mon, 15 Oct 2007 14:43:21 +0000 (15 08:43 -0600)
tree231f6361f27159deca924ddda276560b7637f68e
parent72431d8c84fdbf893fd5ef724cce99220539f7f8
Fix 2007-10-03 regression with AT_SETUP([a, b]).

* lib/m4sugar/m4sugar.m4 (m4_expand): New macro.
* lib/autotest/general.m4 (AT_SETUP): Use it to preserve
whitespace after single-quoted comma.
* tests/autotest.at (AT_CHECK_AT_TITLE_CHAR): Test this.
* NEWS: Revert caveat about semantics change on comma.
* doc/autoconf.texi (Programming in M4): Lighten the warning on
using m4sugar; it is stabilizing.
(Redefined M4 Macros): Touch up wording on M4 builtins.
(Evaluation Macros): Document m4_expand.

Signed-off-by: Eric Blake <ebb9@byu.net>
ChangeLog
NEWS
doc/autoconf.texi
lib/autotest/general.m4
lib/m4sugar/m4sh.m4
lib/m4sugar/m4sugar.m4
tests/autotest.at