xref: /illumos-gate/usr/src/cmd/diffmk/diffmk.sh (revision 9b9d39d2a32ff806d2431dbcc50968ef1e6d46b2)
1#!/usr/bin/sh
2#
3# CDDL HEADER START
4#
5# The contents of this file are subject to the terms of the
6# Common Development and Distribution License, Version 1.0 only
7# (the "License").  You may not use this file except in compliance
8# with the License.
9#
10# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
11# or http://www.opensolaris.org/os/licensing.
12# See the License for the specific language governing permissions
13# and limitations under the License.
14#
15# When distributing Covered Code, include this CDDL HEADER in each
16# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
17# If applicable, add the following below this CDDL HEADER, with the
18# fields enclosed by brackets "[]" replaced with your own identifying
19# information: Portions Copyright [yyyy] [name of copyright owner]
20#
21# CDDL HEADER END
22#
23#	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T
24#	  All Rights Reserved
25
26
27#! /usr/bin/sh
28
29#     Portions Copyright(c) 1988, Sun Microsystems, Inc.
30#     All Rights Reserved
31
32#     Makefile for echo
33
34#ident	"%Z%%M%	%I%	%E% SMI"        /* SVr4.0 1.2  */
35
36PATH=/usr/bin
37if test -z "$3" -o "$3" = "$1" -o "$3" = "$2"; then
38	echo `gettext TEXT_DOMAIN "usage: diffmk name1 name2 name3 -- name3 must be different"`
39	exit 1
40fi
41diff -e $1 $2 | (sed -n -e '
42/[ac]$/{
43	p
44	a\
45.mc |
46: loop
47	n
48	/^\.$/b done1
49	p
50	b loop
51: done1
52	a\
53.mc\
54.
55	b
56}
57
58/d$/{
59	s/d/c/p
60	a\
61.mc *\
62.mc\
63.
64	b
65}'; echo '1,$p') | ed - $1| sed -e '
66/^\.TS/,/.*\. *$/b pos
67/^\.T&/,/.*\. *$/b pos
68p
69d
70:pos
71/^\.mc/d
72' > $3
73