1#! /bin/sh
2#
3#	$NetBSD: flex2netbsd,v 1.2 2011/10/08 19:28:39 christos Exp $
4#
5# Copyright (c) 2000 The NetBSD Foundation, Inc.
6# All rights reserved.
7#
8# Redistribution and use in source and binary forms, with or without
9# modification, are permitted provided that the following conditions
10# are met:
11# 1. Redistributions of source code must retain the above copyright
12#    notice, this list of conditions and the following disclaimer.
13# 2. Redistributions in binary form must reproduce the above copyright
14#    notice, this list of conditions and the following disclaimer in the
15#    documentation and/or other materials provided with the distribution.
16#
17# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27# POSSIBILITY OF SUCH DAMAGE.
28#
29# flex2netbsd:  convert a flex tree into a
30# netbsd flex source tree, under src/external/bsd/flex/dist,
31# based on flex2netbsd by Bernd Ernesti and changes by Simon Burge
32#
33# Rough instructions for importing new flex release:
34#
35#	$ cd /some/where/temporary
36#	$ tar xpfz /new/flex/release/tar/file
37#	$ sh /usr/src/external/bsd/flex/dist/flex2netbsd flex-2.5.x `pwd`
38#	$ cd src/external/bsd/flex/dist
39#	$ cvs import -m "Import flex 2.5.x" src/external/bsd/flex/dist FLEX flex-2-5-x
40#	$ cd ../../../../../flex-9.x.y
41#	$ run ./configure
42#	$ run make
43#	check the config file and copy it to /usr/src/external/bsd/flex/include
44#	check the manual page against our copy if there are new options and
45#	update
46
47if [ $# -ne 2 ]; then echo "flex2netbsd src dest"; exit 1; fi
48
49r=$1
50d=$2/src/external/bsd/flex/dist
51
52case "$d" in
53	/*)
54		;;
55	*)
56		d=`/bin/pwd`/$d
57		;;
58esac
59
60case "$r" in
61	/*)
62		;;
63	*)
64		r=`/bin/pwd`/$r
65		;;
66esac
67
68echo preparing directory $d
69rm -rf $d
70mkdir -p $d
71
72### Copy the files and directories
73echo copying $r to $d
74cd $r
75pax -rw * $d
76
77### Remove the $'s around RCS tags
78cleantags $d
79
80### Add our NetBSD RCS Id
81find $d -type f -name '*.[chly]' -print | while read c; do
82	sed 1q < $c | grep -q '\$NetBSD' || (
83echo "/*	\$NetBSD\$	*/" >/tmp/flex3n$$
84echo "" >>/tmp/flex3n$$
85cat $c  >> /tmp/flex3n$$
86mv /tmp/flex3n$$ $c && echo added NetBSD RCS tag to $c
87	)
88done
89
90find $d -type f -name '*.[0-9]' -print | while read m; do
91	sed 1q < $m | grep -q '\$NetBSD' || (
92echo ".\\\"	\$NetBSD\$" >/tmp/flex2m$$
93echo ".\\\"" >>/tmp/flex2m$$
94cat $m >> /tmp/flex2m$$
95mv /tmp/flex2m$$ $m && echo added NetBSD RCS tag to $m
96	)
97done
98
99find $d -type f -name '*.texi' -print | while read t; do
100        sed "2 s/^/@c \$NetBSD\$\\
101/" < $t > /tmp/flex4t$$
102	mv /tmp/flex4t$$ $t && echo added NetBSD RCS tag to $t
103done
104
105echo done
106
107### Clean up any CVS directories that might be around.
108echo "cleaning up CVS residue."
109(
110	cd $d
111	find . -type d -name "CVS" -print | xargs rm -r
112)
113echo done
114
115### Fixing file and directory permissions.
116echo "Fixing file/directory permissions."
117(
118	cd $d
119	find . -type f -print | xargs chmod u+rw,go+r
120	find . -type d -print | xargs chmod u+rwx,go+rx
121)
122echo done
123
124exit 0
125