Mercurial > hg > octave-lojdl > gnulib-hg
changeset 6769:1d3acd1734eb
New file, derived from bison's file by the same name.
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Fri, 05 May 2006 07:34:51 +0000 |
parents | 296aceb85024 |
children | 551e9a5c3bfb |
files | m4/warning.m4 |
diffstat | 1 files changed, 34 insertions(+), 0 deletions(-) [+] |
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new file mode 100644 --- /dev/null +++ b/m4/warning.m4 @@ -0,0 +1,34 @@ +# serial 3 +# Find valid warning flags for the C Compiler. -*-Autoconf-*- +# +# Copyright (C) 2001, 2002, 2006 Free Software Foundation, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301 USA + +# Written by Jesse Thilo. + +AC_DEFUN([gl_WARNING_CFLAGS], + [AC_MSG_CHECKING(whether compiler accepts $1) + AC_SUBST(WARNING_CFLAGS) + ac_save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS $1" + AC_TRY_COMPILE(, + [int x;], + WARNING_CFLAGS="$WARNING_CFLAGS $1" + AC_MSG_RESULT(yes), + AC_MSG_RESULT(no)) + CFLAGS="$ac_save_CFLAGS" + ])