xref: /dragonfly/usr.bin/locate/locate/updatedb.sh (revision 36a3d1d6) 
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# updatedb - update locate database for local mounted filesystems
28#
29# $FreeBSD: src/usr.bin/locate/locate/updatedb.sh,v 1.17 2000/01/12 08:01:01 kris Exp $
30# $DragonFly: src/usr.bin/locate/locate/updatedb.sh,v 1.3 2008/07/09 19:53:27 swildner Exp $
31
32: ${LOCATE_CONFIG="/etc/locate.rc"}
33if [ -f "$LOCATE_CONFIG" -a -r "$LOCATE_CONFIG" ]; then
34       . $LOCATE_CONFIG
35fi
36
37# The directory containing locate subprograms
38: ${LIBEXECDIR:=/usr/libexec}; export LIBEXECDIR
39: ${TMPDIR:=/tmp}; export TMPDIR
40if ! TMPDIR=`mktemp -d $TMPDIR/locateXXXXXXXXXX`; then
41	exit 1
42fi
43
44PATH=$LIBEXECDIR:/bin:/usr/bin:$PATH; export PATH
45
46
47: ${mklocatedb:=locate.mklocatedb}	 # make locate database program
48: ${FCODES:=/var/db/locate.database}	 # the database
49: ${SEARCHPATHS:="/"}		# directories to be put in the database
50: ${PRUNEPATHS:="/tmp /usr/tmp /var/tmp"} # unwanted directories
51: ${FILESYSTEMS:="hammer ufs"}		 # allowed filesystems
52: ${find:=find}
53
54case X"$SEARCHPATHS" in
55	X) echo "$0: empty variable SEARCHPATHS"; exit 1;; esac
56case X"$FILESYSTEMS" in
57	X) echo "$0: empty variable FILESYSTEMS"; exit 1;; esac
58
59# Make a list a paths to exclude in the locate run
60excludes="! (" or=""
61for fstype in $FILESYSTEMS
62do
63       excludes="$excludes $or -fstype $fstype"
64       or="-or"
65done
66excludes="$excludes ) -prune"
67
68case X"$PRUNEPATHS" in
69	X) ;;
70	*) for path in $PRUNEPATHS
71           do
72		excludes="$excludes -or -path $path -prune"
73	   done;;
74esac
75
76tmp=$TMPDIR/_updatedb$$
77trap 'rm -f $tmp; rmdir $TMPDIR' 0 1 2 3 5 10 15
78
79# search locally
80# echo $find $SEARCHPATHS $excludes -or -print && exit
81if $find -s $SEARCHPATHS $excludes -or -print 2>/dev/null |
82        $mklocatedb -presort > $tmp
83then
84	case X"`$find $tmp -size -257c -print`" in
85		X) cat $tmp > $FCODES;;
86		*) echo "updatedb: locate database $tmp is empty"
87		   exit 1
88	esac
89fi
90