| #!/bin/sh |
| # |
| # Copyright (c) 2014, 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. |
| # |
| |
| # Script for updating a patch file as per the shuffled/unshuffled source location. |
| |
| usage() { |
| echo "Usage: $0 [-h|--help] [-v|--verbose] <repo> <input_patch> <output_patch>" |
| echo "where:" |
| echo " <repo> is one of: corba, jaxp, jaxws, jdk, langtools, nashorn" |
| echo " [Note: patches from other repos do not need updating]" |
| echo " <input_patch> is the input patch file, that needs shuffling/unshuffling" |
| echo " <output_patch> is the updated patch file " |
| echo " " |
| exit 1 |
| } |
| |
| SCRIPT_DIR=`dirname $0` |
| UNSHUFFLE_LIST=$SCRIPT_DIR"/unshuffle_list.txt" |
| |
| if [ ! -f "$UNSHUFFLE_LIST" ] ; then |
| echo "FATAL: cannot find $UNSHUFFLE_LIST" >&2 |
| exit 1 |
| fi |
| |
| vflag="false" |
| while [ $# -gt 0 ] |
| do |
| case $1 in |
| -h | --help ) |
| usage |
| ;; |
| |
| -v | --verbose ) |
| vflag="true" |
| ;; |
| |
| -*) # bad option |
| usage |
| ;; |
| |
| * ) # non option |
| break |
| ;; |
| esac |
| shift |
| done |
| |
| # Make sure we have the right number of arguments |
| if [ ! $# -eq 3 ] ; then |
| echo "ERROR: Invalid number of arguments." >&2 |
| usage |
| fi |
| |
| # Check the given repo |
| repos="corba jaxp jaxws jdk langtools nashorn" |
| repo="$1" |
| found="false" |
| for r in $repos ; do |
| if [ $repo = "$r" ] ; then |
| found="true" |
| break; |
| fi |
| done |
| if [ $found = "false" ] ; then |
| echo "ERROR: Unknown repo: $repo. Should be one of [$repos]." >&2 |
| usage |
| fi |
| |
| # Check given input/output files |
| input="$2" |
| if [ "x$input" = "x-" ] ; then |
| input="/dev/stdin" |
| fi |
| |
| if [ ! -f $input -a "x$input" != "x/dev/stdin" ] ; then |
| echo "ERROR: Cannot find input patch file: $input" >&2 |
| exit 1 |
| fi |
| |
| output="$3" |
| if [ "x$output" = "x-" ] ; then |
| output="/dev/stdout" |
| fi |
| |
| if [ -f $output -a "x$output" != "x/dev/stdout" ] ; then |
| echo "ERROR: Output patch already exists: $output" >&2 |
| exit 1 |
| fi |
| |
| what="" ## shuffle or unshuffle |
| |
| verbose() { |
| if [ ${vflag} = "true" ] ; then |
| echo "$@" >&2 |
| fi |
| } |
| |
| unshuffle() { |
| line=$@ |
| verbose "Attempting to rewrite: \"$line\"" |
| |
| # Retrieve the file name |
| path= |
| if echo "$line" | egrep '^diff' > /dev/null ; then |
| if ! echo "$line" | egrep '\-\-git' > /dev/null ; then |
| echo "ERROR: Only git patches supported. Please use 'hg export --git ...'." >&2 |
| exit 1 |
| fi |
| path="`echo "$line" | sed -e s@'diff --git a/'@@ -e s@' b/.*$'@@`" |
| elif echo "$line" | egrep '^\-\-\-' > /dev/null ; then |
| path="`echo "$line" | sed -e s@'--- a/'@@`" |
| elif echo "$line" | egrep '^\+\+\+' > /dev/null ; then |
| path="`echo "$line" | sed s@'+++ b/'@@`" |
| fi |
| verbose "Extracted path: \"$path\"" |
| |
| # Only source can be shuffled, or unshuffled |
| if ! echo "$path" | egrep '^src/.*' > /dev/null ; then |
| verbose "Not a src path, skipping." |
| echo "$line" >> $output |
| return |
| fi |
| |
| # Shuffle or unshuffle? |
| if [ "${what}" = "" ] ; then |
| if echo "$path" | egrep '^src/java\..*|^src/jdk\..*' > /dev/null ; then |
| what="unshuffle" |
| else |
| what="shuffle" |
| fi |
| verbose "Shuffle or unshuffle: $what" |
| fi |
| |
| # Find the most specific matches in the shuffle list |
| matches= |
| matchpath="$repo"/"$path"/x |
| while [ "$matchpath" != "" ] ; do |
| matchpath="`echo $matchpath | sed s@'\(.*\)/.*$'@'\1'@`" |
| |
| if [ "${what}" = "shuffle" ] ; then |
| pattern=": $matchpath$" |
| else |
| pattern="^$matchpath :" |
| fi |
| verbose "Attempting to find \"$matchpath\"" |
| matches=`egrep "$pattern" "$UNSHUFFLE_LIST"` |
| if ! [ "x${matches}" = "x" ] ; then |
| verbose "Got matches: [$matches]" |
| break; |
| fi |
| |
| if ! echo "$matchpath" | egrep '.*/.*' > /dev/null ; then |
| break; |
| fi |
| done |
| |
| # Rewrite the line, if we have a match |
| if ! [ "x${matches}" = "x" ] ; then |
| shuffled="`echo "$matches" | sed -e s@' : .*'@@g -e s@'^[a-z]*\/'@@`" |
| unshuffled="`echo "$matches" | sed -e s@'.* : '@@g -e s@'^[a-z]*\/'@@`" |
| if [ "${what}" = "shuffle" ] ; then |
| newline="`echo "$line" | sed -e s@"$unshuffled"@"$shuffled"@g`" |
| else |
| newline="`echo "$line" | sed -e s@"$shuffled"@"$unshuffled"@g`" |
| fi |
| verbose "Rewriting to \"$newline\"" |
| echo "$newline" >> $output |
| else |
| echo "WARNING: no match found for $path" |
| echo "$line" >> $output |
| fi |
| } |
| |
| while IFS= read -r line |
| do |
| if echo "$line" | egrep '^diff|^\-\-\-|^\+\+\+' > /dev/null ; then |
| unshuffle "$line" |
| else |
| printf "%s\n" "$line" >> $output |
| fi |
| done < "$input" |