* m4/c-working.m4: New file.

[bison.git] / m4 / warning.m4

diff --git a/m4/warning.m4 b/m4/warning.m4
index d169d5a743aa802769b1b25c1cc8647c9853846f..fe39bec120d756dd2ee1e70023796d4233209f1c 100644 (file)
--- a/m4/warning.m4
+++ b/m4/warning.m4
@@ -1,4 +1,25 @@
-AC_DEFUN(BISON_WARNING,
+# Finding valid warning flags for the C Compiler.           -*-Autoconf-*-
+#
+# Copyright (C) 2001, 2002 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
+
+# serial 1
+
+AC_DEFUN([BISON_WARNING],
 [AC_MSG_CHECKING(whether compiler accepts $1)
 AC_SUBST(WARNING_CFLAGS)
 ac_save_CFLAGS="$CFLAGS"