xref: /netbsd/lib/bumpversion (revision 99410184) 
1#!/bin/sh
2# $NetBSD: bumpversion,v 1.10 2003/07/26 19:24:24 salo Exp $
3#
4# Copyright (c) 1993 Christopher G. Demetriou
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. All advertising materials mentioning features or use of this software
16#    must display the following acknowledgement:
17#          This product includes software developed for the
18#          NetBSD Project.  See http://www.NetBSD.org/ for
19#          information about NetBSD.
20# 4. The name of the author may not be used to endorse or promote products
21#    derived from this software without specific prior written permission.
22#
23# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33#
34# <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
35
36while :
37	do case "$1" in
38		# -c says to create new shlib_version files
39		-c)
40			create=TRUE
41			shift ;;
42
43		# -n sets 'do nothing mode'
44		-n)
45			donothing=TRUE
46			shift ;;
47
48		# -m says to bump major number, rather than minor number
49		-m)
50			bumpmajor=TRUE
51			shift ;;
52
53		*)
54			break ;;
55	esac
56done
57
58if [ $# = 0 ] ; then
59	echo "usage: $0 [-c] [-m] [-n] dir ..."
60	exit 2
61fi
62
63TMP=/tmp/bump$$
64error=0
65
66trap 'rm -f $TMP ; exit 1' 1 2 3 13 15
67
68for dir in $@ ; do
69	versf=$dir/shlib_version
70
71	if [ "X$create" != "X" ] ; then
72		if [ ! -d $dir ] ; then
73		        echo $0: $dir is not a directory 1>&2
74		        error=1
75			continue
76		fi
77		if [ -e $versf ] ; then
78		        echo $0: $versf exists\; not replacing 1>&2
79		        error=1
80			continue
81		fi
82	else
83		if [ ! -e $versf ] ; then
84		        echo $0: $versf does not exist 1>&2
85		        error=1
86			continue
87		fi
88		if [ ! -f $versf ] ; then
89		        echo $0: $versf is not a regular file 1>&2
90		        error=1
91			continue
92		fi
93		if [ ! -r $versf ] ; then
94		        echo $0: $versf is not readable 1>&2
95		        error=1
96			continue
97		fi
98		if [ ! -w $versf ] ; then
99		        echo $0: $versf is not a writable 1>&2
100		        error=1
101			continue
102		fi
103
104		. $versf
105	fi
106
107	if [ "X$create" != "X" ] ; then
108		nmajor=0
109		nminor=0
110	elif [ "X$bumpmajor" != "X" ] ; then
111		nmajor=`expr $major + 1`
112		nminor=0
113	else
114		nmajor=$major
115		nminor=`expr $minor + 1`
116	fi
117
118	if [ "X$donothing" = "X" ] ; then
119		echo major=$nmajor > $TMP
120		echo minor=$nminor >> $TMP
121		mv $TMP $versf
122	else
123		echo "$0: $versf -> $nmajor.$nminor"
124	fi
125done
126
127exit $error
128