diff --git a/usr.bin/locate/locate/mklocatedb.sh b/usr.bin/locate/locate/mklocatedb.sh index fd4a1ff7f03b..2cbf0979c332 100644 --- a/usr.bin/locate/locate/mklocatedb.sh +++ b/usr.bin/locate/locate/mklocatedb.sh @@ -1,79 +1,80 @@ #!/bin/sh # # SPDX-License-Identifier: BSD-2-Clause-FreeBSD # # Copyright (c) September 1995-2022 Wolfram Schneider # 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. # # mklocatedb - build locate database # # usage: mklocatedb [-presort] < filelist > database # # $FreeBSD$ # stop on first error set -e set -o pipefail # The directory containing locate subprograms : ${LIBEXECDIR:=/usr/libexec}; export LIBEXECDIR : ${TMPDIR:=/var/tmp}; export TMPDIR PATH=$LIBEXECDIR:/bin:/usr/bin:$PATH; export PATH # utilities to built locate database : ${bigram:=locate.bigram} : ${code:=locate.code} +: ${locate:=locate} : ${sort:=sort} sort_opt="-u -T $TMPDIR -S 20%" bigrams=$(mktemp -t mklocatedb.bigrams) filelist=$(mktemp -t mklocatedb.filelist) trap 'rm -f $bigrams $filelist' 0 1 2 3 5 10 15 # Input already sorted if [ X"$1" = "X-presort" ]; then shift; # Locate database bootstrapping # 1. first build a temp database without bigram compression # 2. create the bigram from the temp database # 3. create the real locate database with bigram compression. # # This scheme avoid large temporary files in /tmp $code $bigrams > $filelist - locate -d $filelist / | $bigram | $sort -nr | \ + $locate -d $filelist / | $bigram | $sort -nr | \ awk 'NR <= 128 && /^[ \t]*[1-9][0-9]*[ \t]+..$/ { printf("%s", substr($0, length($0)-1, 2)) }' > $bigrams - locate -d $filelist / | $code $bigrams + $locate -d $filelist / | $code $bigrams else $sort $sort_opt > $filelist $bigram < $filelist | $sort -nr | \ awk 'NR <= 128 && /^[ \t]*[1-9][0-9]*[ \t]+..$/ { printf("%s", substr($0, length($0)-1, 2)) }' > $bigrams $code $bigrams < $filelist fi #EOF