fetch.9: Minor fixes.
[dragonfly.git] / usr.bin / locate / locate / concatdb.sh
blob55bde0fe5eea1805a76dd9d49d6adbcf7b73bd40
1 #!/bin/sh
3 # Copyright (c) September 1995 Wolfram Schneider <wosch@FreeBSD.org>. Berlin.
4 # All rights reserved.
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
8 # are met:
9 # 1. Redistributions of source code must retain the above copyright
10 # notice, this list of conditions and the following disclaimer.
11 # 2. Redistributions in binary form must reproduce the above copyright
12 # notice, this list of conditions and the following disclaimer in the
13 # documentation and/or other materials provided with the distribution.
15 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 # SUCH DAMAGE.
27 # concatdb - concatenate locate databases
29 # usage: concatdb database1 ... databaseN > newdb
31 # Sequence of databases is important.
33 # $FreeBSD: src/usr.bin/locate/locate/concatdb.sh,v 1.10 2000/01/12 08:01:00 kris Exp $
34 # $DragonFly: src/usr.bin/locate/locate/concatdb.sh,v 1.2 2003/06/17 04:29:28 dillon Exp $
36 # The directory containing locate subprograms
37 : ${LIBEXECDIR:=/usr/libexec}; export LIBEXECDIR
39 PATH=$LIBEXECDIR:/bin:/usr/bin:$PATH; export PATH
41 umask 077 # protect temp files
43 : ${TMPDIR:=/var/tmp}; export TMPDIR;
44 test -d "$TMPDIR" || TMPDIR=/var/tmp
46 # utilities to built locate database
47 : ${bigram:=locate.bigram}
48 : ${code:=locate.code}
49 : ${sort:=sort}
50 : ${locate:=locate}
53 case $# in
54 [01]) echo 'usage: concatdb databases1 ... databaseN > newdb'
55 exit 1
57 esac
60 bigrams=`mktemp ${TMPDIR=/tmp}/_bigrams.XXXXXXXXXX` || exit 1
61 trap 'rm -f $bigrams' 0 1 2 3 5 10 15
63 for db
65 $locate -d $db /
66 done | $bigram | $sort -nr | awk 'NR <= 128 { printf $2 }' > $bigrams
68 for db
70 $locate -d $db /
71 done | $code $bigrams