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120 lines
3.1 KiB
120 lines
3.1 KiB
#!/bin/bash
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# Copyright 2013 the V8 project authors. All rights reserved.
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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########## Global variable definitions
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DEPS_STRING='"v8_revision":'
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INFO=tools/v8-info.sh
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V8="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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########## Function definitions
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usage() {
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cat << EOF
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usage: $0 OPTIONS
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Run in chromium/src to get information about V8 rolls.
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OPTIONS:
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-h Show this message.
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-n Number of rolls to print information about.
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-s Chromium git hash to start printing V8 information about.
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EOF
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}
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v8_line() {
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git show $1:DEPS | grep -n $DEPS_STRING | cut -d":" -f1
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}
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v8_info() {
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git blame -L$(v8_line $1),+1 $1 DEPS | grep $DEPS_STRING
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}
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v8_svn() {
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sed -e 's/^.*"\([0-9]\+\)",$/\1/'
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}
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v8_roll() {
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cut -d" " -f1
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}
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find_rev() {
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git svn find-rev $1
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}
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msg() {
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msg=$(git log --format="%h %ci %ce" -1 $1)
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h=$(echo $msg | cut -d" " -f1)
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d=$(echo $msg | cut -d" " -f2)
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t=$(echo $msg | cut -d" " -f3)
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a=$(echo $msg | cut -d" " -f5)
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a1=$(echo $a | cut -d"@" -f1)
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a2=$(echo $a | cut -d"@" -f2)
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echo $h $d $t $a1@$a2
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}
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v8_revision() {
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cd $V8
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$INFO -v $1
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}
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rolls() {
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roll=$2
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for i in $(seq 1 $1); do
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info=$(v8_info $roll)
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roll=$(echo $info | v8_roll $roll)
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trunk=$(echo $info | v8_svn $roll)
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echo "$(v8_revision $trunk) $trunk $(find_rev $roll) $(msg $roll)"
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roll=$roll^1
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done
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}
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########## Option parsing
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REVISIONS=1
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START=HEAD
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while getopts ":hn:s:" OPTION ; do
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case $OPTION in
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h) usage
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exit 0
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;;
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n) REVISIONS=$OPTARG
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;;
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s) START=$OPTARG
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;;
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?) echo "Illegal option: -$OPTARG"
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usage
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exit 1
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;;
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esac
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done
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rolls $REVISIONS $START
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