Import latest m4/m4.m4.

* m4/m4.m4: Copy from autoconf 2.64.
* configure.ac (M4_GNU_OPTION): New define.
* src/output.c (output_skeleton): Use it to resolve FIXME.
* NEWS: Mention this.

Signed-off-by: Eric Blake <ebb9@byu.net>
This commit is contained in:
Eric Blake
2009-08-20 08:24:46 -06:00
parent b1a4261e6d
commit b9ad39c1fb
5 changed files with 65 additions and 32 deletions

2
NEWS
View File

@@ -3,6 +3,8 @@ Bison News
* Changes in version 2.4.2 (????-??-??):
** Detection of GNU M4 1.4.6 or newer during configure is improved.
** %code is now a permanent feature.
A traditional Yacc prologue directive is written in the form: