1#!/bin/sh 2# $NetBSD: checkver,v 1.16 2013/02/17 02:36:21 christos Exp $ 3# 4# Copyright (c) 1998 The NetBSD Foundation, Inc. 5# All rights reserved. 6# 7# This code is derived from software contributed to The NetBSD Foundation 8# by Eric Haszlakiewicz. 9# 10# Redistribution and use in source and binary forms, with or without 11# modification, are permitted provided that the following conditions 12# are met: 13# 1. Redistributions of source code must retain the above copyright 14# notice, this list of conditions and the following disclaimer. 15# 2. Redistributions in binary form must reproduce the above copyright 16# notice, this list of conditions and the following disclaimer in the 17# documentation and/or other materials provided with the distribution. 18# 19# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29# POSSIBILITY OF SUCH DAMAGE. 30# 31 32#--------------------------------------------------------------------# 33# checkver - 34# Check for libraries that appear to be newer than the 35# one we're about to install. 36# 37# checkver [-q] [-v shlib_version_file] -d [installedlibdir [library name]]" 38# checkver [-q] [-v shlib_version_file] -s [setlistdir [library name]]" 39# checkver [-q] [-v shlib_version_file] -f liblistfile [library name]" 40# 41# One of -d, -s or -f must be specified. 42# 43# all: If library name is not specified it is assumed to 44# be the name of the current directory. 45# 46# -d: Checks the version against the installed libraries. 47# If no further arguments are given "/usr/lib" is 48# used as the location of installed libraries. 49# 50# -s: Checks the version against the sets. If no argument 51# follows the sets directory defaults to "/usr/src/distrib/sets/lists". 52# The directory may be specified as either the top of the 53# source tree or as the lists directory. 54# 55# -f: Checks the version against the provided list. A filename 56# must be supplied. 57# 58# -v: Specify the filename of the shlib_version file. Defaults 59# to "./shlib_version". 60# 61# This script produces no output if all library version are not 62# large than the source version. If an installed library with a 63# version greater than the source is found, checkver prints a 64# header and a list of the names of the offending installed libraries. 65# 66# The header may be supressed by passing "-q" as the first argument. 67# 68 69TMP=/tmp/checkver.$$ 70PROG="$(basename "$0")" 71# Can't trap 11 (SEGV) in the Real Bourne Shell, since it uses it for 72# internal malloc! 73trap "exit 2" 1 2 3 4 5 6 7 8 10 12 13 14 15 74trap "[ -d $TMP ] && rm -rf $TMP" 0 75 76Usage() { 77cat << EOF 1>&2 78Usage: $PROG [-q] [-v version_file] -d [installedlibdir [library name]] 79 $PROG [-q] [-v version_file] -s [setlistdir [library name]] 80 $PROG [-q] [-v version_file] -f liblistfile [library name] 81 $PROG is a script that looks for installed libraries with 82 versions greater than that in the version file. 83 For more information, read the comments. 84EOF 85 exit 1 86} 87 88basedir=/usr/src 89setsdir=$basedir/distrib/sets/lists 90libdir=/usr/lib 91shlib_version=./shlib_version 92 93error=0 94quiet=0 95usedir=0 96usefile=0 97usesets=0 98CWD=$(pwd) 99 100fixone() { 101 local instmajor=$(basename $1 | awk 'BEGIN { FS="." } { print $3 }') 102 local instminor=$(basename $1 | awk 'BEGIN { FS="." } { print $4 }') 103 local instteeny=$(basename $1 | awk 'BEGIN { FS="." } { print $5 + 0 }') 104 local ms="The following libraries have versions greater than the source" 105 106 # If they're greater than the source, complain. 107 if [ "0$major" -eq "0$instmajor" ]; then 108 if [ "0$minor" -eq "0$instminor" ]; then 109 if [ "0$teeny" -lt "0$instteeny" ]; then 110 if [ $error -eq 0 -a $quiet -eq 0 ]; then 111 echo "$ms" 1>&2 112 fi 113 echo $1 1>&2 114 error=1 115 fi 116 elif [ "0$minor" -lt "0$instminor" ]; then 117 if [ $error -eq 0 -a $quiet -eq 0 ]; then 118 echo "$ms" 1>&2 119 fi 120 echo $1 1>&2 121 error=1 122 fi 123 elif [ "0$major" -lt "0$instmajor" ]; then 124 if [ $error -eq 0 -a $quiet -eq 0 ]; then 125 echo "$ms" 1>&2 126 fi 127 echo $1 1>&2 128 error=1 129 fi 130} 131 132while getopts df:shqv: f; do 133 case $f in 134 d) usedir=1 135 if [ $usefile -eq 1 -o $usesets -eq 1 ]; then 136 Usage 137 fi;; 138 f) usefile=1; arg1=$OPTARG 139 if [ $usedir -eq 1 -o $usesets -eq 1 ]; then 140 Usage 141 fi;; 142 s) usesets=1 143 if [ $usedir -eq 1 -o $usefile -eq 1 ]; then 144 Usage 145 fi;; 146 v) shlib_version=$OPTARG;; 147 q) quiet=1;; 148 *) Usage;; 149 esac 150done 151 152shift $(($OPTIND - 1)) 153 154if [ $usedir -eq 0 -a $usefile -eq 0 -a $usesets -eq 0 ]; then 155 Usage 156fi 157 158if [ $usefile -eq 1 ]; then 159 LIBLIST="$arg1" 160else 161 if ! mkdir -m 0700 $TMP; then 162 echo "$PROG: Unable to create temp directory." 1>&2 163 exit 2 164 fi 165 LIBLIST=$TMP/libs.lst 166fi 167 168# Build list from the installed libraries. 169if [ $usedir -eq 1 ]; then 170 if [ -n "$1" ]; then 171 libdir="$1" 172 fi 173 for f in $libdir; do 174 ls $f/lib*.so.*.* 175 done > $LIBLIST 2> /dev/null 176fi 177 178# Build list from set lists. Parameter may be either 179# the "lists" directory or the top of the source tree. 180if [ $usesets -eq 1 ]; then 181 if [ -n "$1" ]; then 182 setsdir="$1" 183 if [ -d "$setsdir/distrib/sets/lists" ]; then 184 setsdir="$setsdir/distrib/sets/lists" 185 fi 186 fi 187 (cd $setsdir; 188 cat */[a-z]* | 189 grep '^./usr/lib/lib.*\.so\.[0-9][0-9]*\.[0-9][0-9]*' | 190 sort -u > $LIBLIST) 191fi 192 193# 194# The file $LIBLIST now contains a list of libraries. 195# 196if [ -z "$2" ]; then 197 makefile=$CWD/Makefile 198 libname=$(grep '^LIB=' $makefile | sed -e 's/^LIB=[[:space:]]*//') 199 200 # Assume the library name is the name of the current directory. 201 if [ -z "$libname" ]; then 202 libname=$(basename $CWD) 203 fi 204else 205 libname="$2" 206fi 207echo $libname | grep "^lib" 1>&2 2> /dev/null 208if [ $? != 0 ]; then 209 libname="lib$libname" 210fi 211 212 213if [ ! -f $shlib_version ]; then 214 echo "$PROG: unable to find $shlib_version" 1>&2 215 exit 2 216fi 217 218# Grab major and minor numbers from the source. 219. $shlib_version 220 221if [ -z "$minor" -o -z "$major" ]; then 222 echo "$PROG: $shlib_version doesn't contain the version." 1>&2 223 exit 2 224fi 225 226# Find every shared object library with the same base name. 227for instlib in $(grep $libname.so "$LIBLIST"); do 228 # Grab the major and minor from the installed library. 229 fixone "$instlib" 230done 231 232exit $error 233