2 # m4-regex.m4 -- Use the installed regex if it is good enough.
3 # Written by Gary V. Vaughan <gary@gnu.org>
5 # Copyright (C) 2003, 2004 Free Software Foundation, Inc
7 # This program is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program; see the file COPYING. If not, write to
19 # the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 # Boston, MA 02110-1301, USA.
24 # m4_REGEX([path/to/regex.c])
25 # ---------------------------
26 # Use the installed regex if it is good enough.
28 [AC_BEFORE([gl_REGEX], [m4_REGEX])
29 if test $ac_use_included_regex = no; then
30 INCLUDE_REGEX_H='#include <regex.h>'
33 INCLUDE_REGEX_H='#include <gnu/regex.h>'
37 AC_SUBST(INCLUDE_REGEX_H)