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Diffstat (limited to 'locate.freebsd/locate/concatdb.sh')
-rw-r--r-- | locate.freebsd/locate/concatdb.sh | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/locate.freebsd/locate/concatdb.sh b/locate.freebsd/locate/concatdb.sh new file mode 100644 index 0000000..156f21a --- /dev/null +++ b/locate.freebsd/locate/concatdb.sh @@ -0,0 +1,70 @@ +#!/bin/sh +# +# Copyright (c) September 1995 Wolfram Schneider <wosch@FreeBSD.org>. Berlin. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# +# concatdb - concatenate locate databases +# +# usage: concatdb database1 ... databaseN > newdb +# +# Sequence of databases is important. +# +# $FreeBSD$ + +# The directory containing locate subprograms +: ${LIBEXECDIR:=/usr/libexec}; export LIBEXECDIR + +PATH=$LIBEXECDIR:/bin:/usr/bin:$PATH; export PATH + +umask 077 # protect temp files + +: ${TMPDIR:=/var/tmp}; export TMPDIR; +test -d "$TMPDIR" || TMPDIR=/var/tmp + +# utilities to built locate database +: ${bigram:=locate.bigram} +: ${code:=locate.code} +: ${sort:=sort} +: ${locate:=locate} + + +case $# in + [01]) echo 'usage: concatdb databases1 ... databaseN > newdb' + exit 1 + ;; +esac + + +bigrams=`mktemp ${TMPDIR=/tmp}/_bigrams.XXXXXXXXXX` || exit 1 +trap 'rm -f $bigrams' 0 1 2 3 5 10 15 + +for db +do + $locate -d $db / +done | $bigram | $sort -nr | awk 'NR <= 128 { printf $2 }' > $bigrams + +for db +do + $locate -d $db / +done | $code $bigrams |