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Adding useful scripts to parse revision info.
[email protected] Review URL: https://chromiumcodereview.appspot.com/16812003 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15078 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
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‎tools/v8-info.sh

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#!/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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VERSION="src/version.cc"
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MAJOR="MAJOR_VERSION"
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MINOR="MINOR_VERSION"
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BUILD="BUILD_NUMBER"
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PATCH="PATCH_LEVEL"
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V8="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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########## Function definitions
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cd $V8
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usage() {
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cat << EOF
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usage: $0 OPTIONS
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Fetches V8 revision information from a git-svn checkout.
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OPTIONS:
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-h Show this message.
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-i Print revision info for all branches matching the V8 version.
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-v Print the V8 version tag for a trunk SVN revision.
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-m Print all patches that were merged to the specified V8 branch.
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-p Print all patches merged to a specific V8 point-release.
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EOF
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}
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tags() {
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git for-each-ref --format="%(objectname) %(refname:short)" refs/remotes/svn
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}
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tag_revision() {
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cut -d" " -f1
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}
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tag_log() {
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git log --format="%h %ci %ce %s" -1 $1
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}
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v8_hash() {
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tags | grep "svn/tags/$1$" | tag_revision
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}
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point_merges() {
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echo $1 | grep -o "r[0-9]\+"
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}
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hash_to_svn() {
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git svn log -1 --oneline $1 | cut -d" " -f1
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}
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tag_version() {
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tags | grep svn/tags/$1 | while read tag; do
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id=$(echo $tag | grep -o "[^/]*$")
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rev=$(echo $tag | tag_revision)
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svn=$(hash_to_svn $rev)
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echo $rev $svn $id
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done
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}
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svn_rev() {
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git svn find-rev $2 svn/$1
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}
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v8_rev() {
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cd $(git rev-parse --show-toplevel)
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rev=$(git show $1:$VERSION \
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| grep "#define" \
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| grep "$MAJOR\|$MINOR\|$BUILD\|$PATCH" \
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| grep -o "[0-9]\+$" \
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| tr "\\n" ".")
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echo ${rev%?}
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}
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merges_to_branch() {
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git cherry -v svn/trunk svn/$1 | while read merge; do
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h=$(echo $merge | cut -d" " -f2)
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svn=$(svn_rev $1 $h)
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merges=$(echo $merge | grep -o "r[0-9]\+")
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echo branches/$1 r$svn $merges
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done
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}
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########## Option parsing
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while getopts ":hi:v:m:p:" 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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i) tag_version $OPTARG
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;;
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v) v8_rev $(svn_rev trunk r$OPTARG)
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;;
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m) merges_to_branch $OPTARG
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;;
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p) point_merges "$(tag_log $(v8_hash $OPTARG)^1)"
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;;
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?) echo "Illegal option: -$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

‎tools/v8-rolls.sh

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#!/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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