#!/bin/bash## Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.## This code is free software; you can redistribute it and/or modify it# under the terms of the GNU General Public License version 2 only, as# published by the Free Software Foundation.## This code is distributed in the hope that it will be useful, but WITHOUT# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License# version 2 for more details (a copy is included in the LICENSE file that# accompanied this code).## You should have received a copy of the GNU General Public License version# 2 along with this work; if not, write to the Free Software Foundation,# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.## Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA# or visit www.oracle.com if you need additional information or have any# questions.## Simple tool to diff two jar or zip files. It unpacks the jar/zip files and# reports if files differs and if files are new or missing.# Assumes gnu diff.# There are a few source files that have DOS line endings in the# jaxp/jaxws source drops, when the sources were added to the repository# the source files were converted to UNIX line endings.# For now we ignore these differences.DIFF_FLAGS="--strip-trailing-cr"#set -xif [ $# -lt 2 ] then echo "Diff two jar/zip files. Return codes: 0 - no diff, 1 - diff, 2 - couldn't perform diff" echo "Syntax: $0 old_archive new_archive [old_root new_root]" exit 2fiif [ ! -f $1 ]then echo $1 does not exist exit 2fiif [ ! -f $2 ]then echo $2 does not exist exit 2fiIGNORES="cat"OLD=$(cd $(dirname $1) && pwd)/$(basename $1)NEW=$(cd $(dirname $2) && pwd)/$(basename $2)if [ $# -gt 3 ]then ROOT1=$(cd $3 && pwd) ROOT2=$(cd $4 && pwd) OLD_NAME=$(echo $OLD | sed "s|$ROOT1/||") NEW_NAME=$(echo $NEW | sed "s|$ROOT2/||") if [ $# == 5 ]; then IGNORES="$5"; fielse ROOT1=$(dirname $OLD)/ ROOT2=$(dirname $NEW)/ OLD_NAME=$OLD NEW_NAME=$NEW if [ $# == 3 ]; then IGNORES="$3"; fifiif [ "`uname`" == "SunOS" ]; then if [ -f "`which gdiff`" ]; then DIFF=gdiff else DIFF=diff fielse DIFF=difffiOLD_SUFFIX="${OLD##*.}"NEW_SUFFIX="${NEW##*.}"if [ "$OLD_SUFFIX" != "$NEW_SUFFIX" ]; then echo The files do not have the same suffix type! exit 2fiif [ "$OLD_SUFFIX" != "zip" ] && [ "$OLD_SUFFIX" != "jar" ] && [ "$OLD_SUFFIX" != "sym" ]; then echo The files have to be zip, jar or sym! They are $OLD_SUFFIX exit 2fiUNARCHIVE="unzip -q"TYPE="$OLD_SUFFIX"if cmp $OLD $NEW > /dev/nullthen # The files were bytewise identical. exit 0fi# Not quite identical, the might still contain the same data.# Unpack the jar/zip files in temp dirsif test "x$COMPARE_ROOT" == "x"; then COMPARE_ROOT=/tmp/compare_root.$$ REMOVE_COMPARE_ROOT=truefiOLD_TEMPDIR=$COMPARE_ROOT/$OLD_NAME.oldNEW_TEMPDIR=$COMPARE_ROOT/$NEW_NAME.newmkdir -p $OLD_TEMPDIRmkdir -p $NEW_TEMPDIR(cd $OLD_TEMPDIR && rm -rf * ; $UNARCHIVE $OLD)(cd $NEW_TEMPDIR && rm -rf * ; $UNARCHIVE $NEW)ONLY1=$(LANG=C $DIFF -rq $OLD_TEMPDIR $NEW_TEMPDIR | grep "^Only in $OLD_TEMPDIR")if [ -n "$ONLY1" ]; then echo " Only the OLD $OLD_NAME contains:" LANG=C $DIFF -rq $DIFF_FLAGS $OLD_TEMPDIR $NEW_TEMPDIR | grep "^Only in $OLD_TEMPDIR" \ | sed "s|Only in $OLD_TEMPDIR| |"g | sed 's|: |/|g'fiONLY2=$(LANG=C $DIFF -rq $OLD_TEMPDIR $NEW_TEMPDIR | grep "^Only in $NEW_TEMPDIR")if [ -n "$ONLY2" ]; then echo " Only the NEW $NEW_NAME contains:" LANG=C $DIFF -rq $DIFF_FLAGS $OLD_TEMPDIR $NEW_TEMPDIR | grep "^Only in $NEW_TEMPDIR" \ | sed "s|Only in $NEW_TEMPDIR| |"g | sed 's|: |/|g'fiDIFFTEXT="/bin/bash `dirname $0`/difftext.sh"LANG=C $DIFF -rq $DIFF_FLAGS $OLD_TEMPDIR $NEW_TEMPDIR | grep differ | cut -f 2,4 -d ' ' | \ awk "{ print \"$DIFFTEXT \"\$1\" \"\$2 }" > $COMPARE_ROOT/diffing/bin/bash $COMPARE_ROOT/diffing > $COMPARE_ROOT/diffsif [ -s "$COMPARE_ROOT/diffs" ]; then echo " Differing files in $OLD_NAME" cat $COMPARE_ROOT/diffs | grep differ | $IGNORES | cut -f 2 -d ' ' | \ sed "s|$OLD_TEMPDIR| |g"fi# Clean upif [ "x$REMOVE_COMPARE_ROOT" == xtrue ]; then rm -rf $REMOVE_COMPARE_ROOTfiexit 1