1#!/bin/sh -
2#
3#	$OpenBSD: yyfix.sh,v 1.3 2009/06/12 13:33:29 sobrado Exp $
4# Copyright (c) 1990 The Regents of the University of California.
5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10# 1. Redistributions of source code must retain the above copyright
11#    notice, this list of conditions and the following disclaimer.
12# 2. Redistributions in binary form must reproduce the above copyright
13#    notice, this list of conditions and the following disclaimer in the
14#    documentation and/or other materials provided with the distribution.
15# 3. Neither the name of the University nor the names of its contributors
16#    may be used to endorse or promote products derived from this software
17#    without specific prior written permission.
18#
19# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29# SUCH DAMAGE.
30#
31#	from: @(#)yyfix.sh	5.2 (Berkeley) 5/12/90
32#
33OLDYACC="yyexca yyact yypact yypgo yyr1 yyr2 yychk yydef"
34NEWYACC="yylhs yylen yydefred yydgoto yysindex yyrindex yygindex \
35	 yytable yycheck"
36
37if [ $# -eq 0 ]; then
38	echo "usage: `basename $0` file [tables]" >&2
39	exit 1
40fi
41
42file=$1
43>$file
44shift
45
46if [ $# -eq 0 ] ; then
47	if grep yylhs y.tab.c > /dev/null ; then
48		if grep yyname y.tab.c > /dev/null ; then
49			NEWYACC="$NEWYACC yyname"
50		fi
51		if grep yyrule y.tab.c > /dev/null ; then
52			NEWYACC="$NEWYACC yyrule"
53		fi
54		set $NEWYACC
55	else
56		set $OLDYACC
57	fi
58fi
59
60for i
61do
62ed - y.tab.c << END
63/^\(.*\)$i[ 	]*\[]/s//extern \1 $i[];\\
64\1 $i []/
65.ka
66/}/kb
67'br $file
68'a,.w $file
69'a,.d
70w
71q
72END
73done
74