Fix regression in m4_text_wrap from 2007-10-05.
commit94a9faded783e5a0e65dba8138f8e7b650df3423
authorEric Blake <ebb9@byu.net>
Mon, 8 Oct 2007 20:09:22 +0000 (8 14:09 -0600)
committerEric Blake <ebb9@byu.net>
Mon, 8 Oct 2007 20:09:22 +0000 (8 14:09 -0600)
tree719b7d54fa66652599e9f132e8b084320362066f
parenta83ac461c619e7c92fc82d9bd791bedb3dd41078
Fix regression in m4_text_wrap from 2007-10-05.

* lib/m4sugar/m4sugar.m4 (m4_max, m4_min): New macros.
(m4_sign): Sort.
(m4_text_wrap): Fix off-by-one error in rewrite from m4_for to
m4_format.
* lib/autotest/general.m4 (AT_SETUP): Avoid negative width.
* tests/autotest.at (Long test title, Longer test title): Test
this fix, beyond what AS_HELP_STRING already tests.

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