|
#!/bin/bash
#
# Copyright (c) 2014, 2017, 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] [-to9|-to10] [-r ] "
echo "where:"
echo " -to9 create patches appropriate for a JDK 9 source tree"
echo " When going to 9, the output patches will be suffixed with the"
echo " repo name"
echo " -to10 create patches appropriate for a JDK 10 source tree"
echo " -r specify repo for source patch, set to 'top' for top repo"
echo " is the input patch file, that needs shuffling/unshuffling"
echo " 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"
;;
-r)
repo="$2"
shift
;;
-to9)
shuffle_to=9
;;
-to10)
shuffle_to=10
;;
-*) # bad option
usage
;;
* ) # non option
break
;;
esac
shift
done
# Make sure we have the right number of arguments
if [ ! $# -eq 2 ] ; then
echo "ERROR: Invalid number of arguments." >&2
usage
fi
# Check the given repo
repos="top corba jaxp jaxws jdk langtools nashorn hotspot"
found="false"
if [ -n "$repo" ]; then
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
fi
if [ "$shuffle_to" != "9" -a "$shuffle_to" != "10" ]; then
echo "ERROR: Must pick either -to9 or -to10"
exit 1
fi
# When going to 10, a repo must be specified for the source patch
if [ "$shuffle_to" = "10" -a -z "$repo" ]; then
echo "ERROR: Must specify src repo for JDK 9 patch"
exit 1
fi
# Check given input/output files
input="$1"
if [ "x$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="$2"
if [ "x$output" = "x-" ] ; then
output="/dev/stdout"
fi
base_output="$output"
if [ "$shuffle_to" = "10" ]; then
if [ -f $output -a "x$output" != "x/dev/stdout" ] ; then
echo "ERROR: Output patch already exists: $output" >&2
exit 1
fi
else
for r in $repos; do
if [ -f "$output.$r" ]; then
echo "ERROR: Output patch already exists: $output.$r" >&2
exit 1
fi
done
fi
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: \"$path\""
# Find the most specific matches in the shuffle list
matches=
if [ -n "$repo" -a "$repo" != "top" ]; then
matchpath="$repo"/"$path"/x
else
matchpath="$path"/x
fi
while [ "$matchpath" != "" ] ; do
matchpath="`echo $matchpath | sed s@'\(.*\)/.*$'@'\1'@`"
if [ "$shuffle_to" = "10" ] ; 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="${matches%% : *}"
unshuffled="${matches#* : }"
patch_suffix_9=""
for r in $repos; do
if [ "$unshuffled" != "${unshuffled#$r}" ]; then
unshuffled="${unshuffled#$r\/}"
patch_suffix_9=".$r"
fi
done
verbose "shuffled: $shuffled"
verbose "unshuffled: $unshuffled"
verbose "patch_suffix_9: $patch_suffix_9"
if [ "$shuffle_to" = "10" ] ; then
newline="`echo "$line" | sed -e s@"$unshuffled"@"$shuffled"@g`"
else
newline="`echo "$line" | sed -e s@"$shuffled"@"$unshuffled"@g`"
output=$base_output$patch_suffix_9
verbose "Writing to $output"
fi
verbose "Rewriting to \"$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"
¤ Dauer der Verarbeitung: 0.17 Sekunden
(vorverarbeitet)
¤
|
Haftungshinweis
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung ist noch experimentell.
|
