1#!/bin/ksh 2# 3# Copyright (c) 1998 The NetBSD Foundation, Inc. 4# All rights reserved. 5# 6# This code is derived from software contributed to The NetBSD Foundation 7# by Eric Haszlakiewicz. 8# 9# Redistribution and use in source and binary forms, with or without 10# modification, are permitted provided that the following conditions 11# are met: 12# 1. Redistributions of source code must retain the above copyright 13# notice, this list of conditions and the following disclaimer. 14# 2. Redistributions in binary form must reproduce the above copyright 15# notice, this list of conditions and the following disclaimer in the 16# documentation and/or other materials provided with the distribution. 17# 3. All advertising materials mentioning features or use of this software 18# must display the following acknowledgement: 19# This product includes software developed by the NetBSD 20# Foundation, Inc. and its contributors. 21# 4. Neither the name of The NetBSD Foundation nor the names of its 22# contributors may be used to endorse or promote products derived 23# from this software without specific prior written permission. 24# 25# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35# POSSIBILITY OF SUCH DAMAGE. 36# 37 38#--------------------------------------------------------------------# 39# checkver [-q] [installedlibdir [library name]] 40# 41# This script must be run from a directory in which 42# a shlib_version file resides. 43# 44# If no arguments are passed the name of the current directory 45# is assumed to be the name of the library. The directory 46# "/usr/lib" will be searched for problematic libraries. 47# 48# A list of directories of installed libraries may be specified. 49# This will replace the default of "/usr/lib" and search there 50# instead. 51# 52# An explicit library name may be passed. If present, checkver 53# will use this name when searching the installed libraries. 54# 55# This script produces no output if all library version are not 56# large than the source version. If an installed library with a 57# version greater than the source is found, checkver prints a 58# header and a list of the names of the offending installed libraries. 59# 60# The header may be supressed by passing "-q" as the first argument. 61# 62 63trap "exit 1" 1 2 3 4 5 6 7 8 10 11 12 13 14 15 64 65error=0 66 67Usage ( ) { 68 echo "$1 [-q] [installedlibdir [library name]]" 69} 70 71 72if echo "$*" | egrep -q "[[:space:]]-h[[:space:]]|[[:space:]]--help*" ; then 73 Usage $0 74 exit 0 75fi 76 77if [ "X$1" = "X-q" ] ; then 78 # Supress header. 79 quiet="1" 80 shift 81else 82 quiet="0" 83fi 84 85if [ "X$1" != "X" ] ; then 86 LIBDIR="$1" 87else 88 LIBDIR="/usr/lib" 89fi 90 91if [ "X$2" = "X" ] ; then 92 # Assume the library name is the 93 # name of the current directory. 94 libname=`pwd` 95 libname=`basename $libname` 96 else 97 libname="$2" 98 fi 99 if ! echo $libname | grep -q "^lib" ; then 100 libname="lib$libname" 101 fi 102 103 104if [ ! -f ./shlib_version ] ; then 105 echo "$0: unable to find ./shlib_version" 106 exit 1 107fi 108 109# Grab major and minor numbers from the source. 110 . ./shlib_version 111 112if [ "X$minor" = "X" -o "X$major" = "X" ] ; then 113 echo "$0: shlib_version doesn't contain the version." 114 exit 1 115fi 116 117# Find every shared object library with the same base name. 118 for instlib in `find $LIBDIR -name "$libname.so.*"` ; do 119 # Grab the major and minor from the installed library. 120 instmajor=`echo $instlib | awk 'BEGIN { FS="." } { print $3 } '` 121 instminor=`echo $instlib | awk 'BEGIN { FS="." } { print $4 } '` 122 123 # If they're greater than the source, complain. 124 if [ "0$major" -eq "0$instmajor" ] ; then 125 if [ "0$minor" -lt "0$instminor" ] ; then 126 if [ $error -eq 0 -a $quiet = "0"]; then 127 echo -n "The following libraries have versions greater" 128 echo " than the source:" 129 fi 130 echo $instlib > /dev/stderr 131 error=1 132 fi 133 elif [ "0$major" -lt "0$instmajor" ] ; then 134 if [ $error -eq 0 -a $quiet = "0" ] ; then 135 echo -n "The following libraries have versions greater" 136 echo " than the source:" 137 fi 138 echo $instlib > /dev/stderr 139 error=1 140 fi 141 done 142 143exit $error 144