unshuffle_patch.sh revision 1120:ba5645f2735b
16081Sphk#!/bin/sh 26081Sphk# 36081Sphk# Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 46081Sphk# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 56081Sphk# 66081Sphk# This code is free software; you can redistribute it and/or modify it 76081Sphk# under the terms of the GNU General Public License version 2 only, as 86081Sphk# published by the Free Software Foundation. 96081Sphk# 106081Sphk# This code is distributed in the hope that it will be useful, but WITHOUT 116081Sphk# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 126081Sphk# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 136081Sphk# version 2 for more details (a copy is included in the LICENSE file that 146081Sphk# accompanied this code). 1513015Sphk# 1613015Sphk# You should have received a copy of the GNU General Public License version 176081Sphk# 2 along with this work; if not, write to the Free Software Foundation, 186081Sphk# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 196081Sphk# 206081Sphk# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 216695Sphk# or visit www.oracle.com if you need additional information or have any 226695Sphk# questions. 236081Sphk# 246081Sphk 256081Sphk# Script for updating a patch file as per the shuffled/unshuffled source location. 266081Sphk 276081Sphkusage() { 286081Sphk echo "Usage: $0 [-h|--help] [-v|--verbose] <repo> <input_patch> <output_patch>" 296081Sphk echo "where:" 306081Sphk echo " <repo> is one of: corba, jaxp, jaxws, jdk, langtools, nashorn" 316081Sphk echo " [Note: patches from other repos do not need updating]" 3213019Speter echo " <input_patch> is the input patch file, that needs shuffling/unshuffling" 336081Sphk echo " <output_patch> is the updated patch file " 346081Sphk echo " " 356081Sphk exit 1 366081Sphk} 376695Sphk 386081SphkSCRIPT_DIR=`pwd`/`dirname $0` 396695SphkUNSHUFFLE_LIST=$SCRIPT_DIR"/unshuffle_list.txt" 406081Sphk 416081Sphkif [ ! -f "$UNSHUFFLE_LIST" ] ; then 426081Sphk echo "FATAL: cannot find $UNSHUFFLE_LIST" 436081Sphk exit 1 446081Sphkfi 456081Sphk 466081Sphkvflag="false" 476081Sphkwhile [ $# -gt 0 ] 486081Sphkdo 496081Sphk case $1 in 506081Sphk -h | --help ) 516081Sphk usage 526081Sphk ;; 536081Sphk 546081Sphk -v | --verbose ) 556290Sphk vflag="true" 566081Sphk ;; 576081Sphk 586081Sphk -*) # bad option 596081Sphk usage 606695Sphk ;; 616081Sphk 626081Sphk * ) # non option 636081Sphk break 646695Sphk ;; 656081Sphk esac 666695Sphk shift 6713019Speterdone 686081Sphk 696081Sphk# Make sure we have the right number of arguments 706081Sphkif [ ! $# -eq 3 ] ; then 716081Sphk echo "ERROR: Invalid number of arguments." 726081Sphk usage 736081Sphkfi 746290Sphk 756081Sphk# Check the given repo 766081Sphkrepos="corba jaxp jaxws jdk langtools nashorn" 776457Sphkrepo="$1" 786290Sphkfound="false" 796290Sphkfor r in $repos ; do 806081Sphk if [ $repo = "$r" ] ; then 816081Sphk found="true" 826081Sphk break; 836695Sphk fi 846695Sphkdone 856695Sphkif [ $found = "false" ] ; then 866081Sphk echo "ERROR: Unknown repo: $repo. Should be one of [$repos]." 876081Sphk usage 886081Sphkfi 896081Sphk 906081Sphk# Check given input/output files 916081Sphkinput="$2" 926081Sphkoutput="$3" 936081Sphk 946081Sphkif [ ! -f $input ] ; then 956081Sphk echo "ERROR: Cannot find input patch file: $input" 966081Sphk exit 1 976695Sphkfi 986695Sphk 996695Sphkif [ -f $output ] ; then 1006695Sphk echo "ERROR: Output patch already exists: $output" 1016695Sphk exit 1 1026695Sphkfi 1036695Sphk 1046695Sphkwhat="" ## shuffle or unshuffle 1056695Sphk 1066695Sphkverbose() { 1076695Sphk if [ ${vflag} = "true" ] ; then 1086081Sphk echo "$@" 1096695Sphk fi 1106695Sphk} 1116081Sphk 1126081Sphkunshuffle() { 1136081Sphk line=$@ 1146081Sphk verbose "Attempting to rewrite: \"$line\"" 1156081Sphk 1166081Sphk # Retrieve the file name 1176081Sphk path= 1186081Sphk if echo "$line" | egrep '^diff' > /dev/null ; then 1196081Sphk if ! echo "$line" | egrep '\-\-git' > /dev/null ; then 1207147Sphk echo "ERROR: Only git patches supported. Please use 'hg export --git ...'." 1216081Sphk exit 1 1226081Sphk fi 1236081Sphk path="`echo "$line" | sed -e s@'diff --git a/'@@ -e s@' b/.*$'@@`" 1246081Sphk elif echo "$line" | egrep '^\-\-\-' > /dev/null ; then 1256081Sphk path="`echo "$line" | sed -e s@'--- a/'@@`" 1266081Sphk elif echo "$line" | egrep '^\+\+\+' > /dev/null ; then 1276081Sphk path="`echo "$line" | sed s@'+++ b/'@@`" 1286081Sphk fi 1296081Sphk verbose "Extracted path: \"$path\"" 1306081Sphk 1316081Sphk # Only source can be shuffled, or unshuffled 1326081Sphk if ! echo "$path" | egrep '^src/.*' > /dev/null ; then 1336081Sphk verbose "Not a src path, skipping." 1346081Sphk echo "$line" >> $output 1356081Sphk return 1366695Sphk fi 1376081Sphk 1386081Sphk # Shuffle or unshuffle? 1396081Sphk if [ "${what}" = "" ] ; then 1406081Sphk if echo "$path" | egrep '^src/java\..*|^src/jdk\..*' > /dev/null ; then 1416081Sphk what="unshuffle" 1426695Sphk else 1436695Sphk what="shuffle" 1446695Sphk fi 1456081Sphk verbose "Shuffle or unshuffle: $what" 1466695Sphk fi 1476695Sphk 1486695Sphk # Find the most specific matches in the shuffle list 1496695Sphk matches= 1506695Sphk matchpath="$repo"/"$path"/x 1516695Sphk while [ "$matchpath" != "" ] ; do 1526695Sphk matchpath="`echo $matchpath | sed s@'\(.*\)/.*$'@'\1'@`" 1536695Sphk 1546695Sphk if [ "${what}" = "shuffle" ] ; then 1556695Sphk pattern=": $matchpath$" 1566695Sphk else 1576695Sphk pattern="^$matchpath :" 1586081Sphk fi 1596081Sphk verbose "Attempting to find \"$matchpath\"" 1606695Sphk matches=`egrep "$pattern" "$UNSHUFFLE_LIST"` 1616695Sphk if ! [ "x${matches}" = "x" ] ; then 1626081Sphk verbose "Got matches: [$matches]" 1636695Sphk break; 1646081Sphk fi 1656081Sphk 1666081Sphk if ! echo "$matchpath" | egrep '.*/.*' > /dev/null ; then 1676081Sphk break; 1686695Sphk fi 1696695Sphk done 1706081Sphk 1716695Sphk # Rewrite the line, if we have a match 1726081Sphk if ! [ "x${matches}" = "x" ] ; then 1736081Sphk shuffled="`echo "$matches" | sed -e s@' : .*'@@g -e s@'^[a-z]*\/'@@`" 1746081Sphk unshuffled="`echo "$matches" | sed -e s@'.* : '@@g -e s@'^[a-z]*\/'@@`" 1756081Sphk if [ "${what}" = "shuffle" ] ; then 1766081Sphk newline="`echo "$line" | sed -e s@"$unshuffled"@"$shuffled"@g`" 1776081Sphk else 1786081Sphk newline="`echo "$line" | sed -e s@"$shuffled"@"$unshuffled"@g`" 1796081Sphk fi 1806081Sphk verbose "Rewriting to \"$newline\"" 1816081Sphk echo "$newline" >> $output 1826081Sphk else 1836081Sphk echo "WARNING: no match found for $path" 1846081Sphk echo "$line" >> $output 1856081Sphk fi 1866081Sphk} 1876081Sphk 1886081Sphkwhile IFS= read -r line 1896081Sphkdo 1906081Sphk if echo "$line" | egrep '^diff|^\-\-\-|^\+\+\+' > /dev/null ; then 1916081Sphk unshuffle "$line" 1926081Sphk else 1936081Sphk printf "%s\n" "$line" >> $output 1946081Sphk fi 1956081Sphkdone < "$input" 1966081Sphk 1976695Sphk