3 # SPDX-License-Identifier: BSD-2-Clause-FreeBSD
5 # Copyright (c) September 1995 Wolfram Schneider <wosch@FreeBSD.org>. Berlin.
8 # Redistribution and use in source and binary forms, with or without
9 # modification, are permitted provided that the following conditions
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.
17 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 # concatdb - concatenate locate databases
31 # usage: concatdb database1 ... databaseN > newdb
33 # Sequence of databases is important.
37 # The directory containing locate subprograms
38 : ${LIBEXECDIR:=/usr/libexec}; export LIBEXECDIR
40 PATH=$LIBEXECDIR:/bin:/usr/bin:$PATH; export PATH
42 umask 077 # protect temp files
44 : ${TMPDIR:=/var/tmp}; export TMPDIR;
45 test -d "$TMPDIR" || TMPDIR=/var/tmp
47 # utilities to built locate database
48 : ${bigram:=locate.bigram}
49 : ${code:=locate.code}
55 [01]) echo 'usage: concatdb databases1 ... databaseN > newdb'
61 bigrams=`mktemp ${TMPDIR=/tmp}/_bigrams.XXXXXXXXXX` || exit 1
62 trap 'rm -f $bigrams' 0 1 2 3 5 10 15
67 done | $bigram | $sort -nr | awk 'NR <= 128 { printf $2 }' > $bigrams