1#!/bin/sh 2# 3# Copyright (c) September 1995 Wolfram Schneider <wosch@FreeBSD.org>. Berlin. 4# All rights reserved. 5# 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. 14# 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. 26# 27# concatdb - concatenate locate databases 28# 29# usage: concatdb database1 ... databaseN > newdb 30# 31# Sequence of databases is important. 32# 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 $ 35 36# The directory containing locate subprograms 37: ${LIBEXECDIR:=/usr/libexec}; export LIBEXECDIR 38 39PATH=$LIBEXECDIR:/bin:/usr/bin:$PATH; export PATH 40 41umask 077 # protect temp files 42 43: ${TMPDIR:=/var/tmp}; export TMPDIR; 44test -d "$TMPDIR" || TMPDIR=/var/tmp 45 46# utilities to built locate database 47: ${bigram:=locate.bigram} 48: ${code:=locate.code} 49: ${sort:=sort} 50: ${locate:=locate} 51 52 53case $# in 54 [01]) echo 'usage: concatdb databases1 ... databaseN > newdb' 55 exit 1 56 ;; 57esac 58 59 60bigrams=`mktemp ${TMPDIR=/tmp}/_bigrams.XXXXXXXXXX` || exit 1 61trap 'rm -f $bigrams' 0 1 2 3 5 10 15 62 63for db 64do 65 $locate -d $db / 66done | $bigram | $sort -nr | awk 'NR <= 128 { printf $2 }' > $bigrams 67 68for db 69do 70 $locate -d $db / 71done | $code $bigrams 72