* data/c.m4 (b4_copyright): Put the special exception for Bison

[bison.git] / data / c.m4

diff --git a/data/c.m4 b/data/c.m4
index f9066764cf53523684989805cebbf3d1b599a4e0..8b96b95b8a79c512bf1997901aafc292fdb3272b 100644 (file)
--- a/data/c.m4
+++ b/data/c.m4
@@ -28,8 +28,9 @@ m4_divert(-1)                                               -*- Autoconf -*-
 m4_define([b4_copyright],
 [/* A Bison parser, made by GNU Bison b4_version.  */
 
-/* $1,
-   Copyright (C) $2 Free Software Foundation, Inc.
+/* $1
+
+m4_text_wrap([Copyright (C) $2 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
@@ -44,7 +45,20 @@ m4_define([b4_copyright],
    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.  */])
+   Boston, MA 02110-1301, USA.  */
+
+/* As a special exception, you may create a larger work that contains
+   part or all of the Bison parser skeleton and distribute that work
+   under terms of your choice, so long as that work isn't itself a
+   parser generator using the skeleton or a modified version thereof
+   as a parser skeleton.  Alternatively, if you modify or redistribute
+   the parser skeleton itself, you may (at your option) remove this
+   special exception, which will cause the skeleton and the resulting
+   Bison output files to be licensed under the GNU General Public
+   License without this special exception.
+
+   This special exception was added by the Free Software Foundation in
+   version 2.2 of Bison.  */])
 
 
 # b4_identification