Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | #!/bin/bash |
| 2 | # Copyright 2013 the V8 project authors. All rights reserved. |
| 3 | # Redistribution and use in source and binary forms, with or without |
| 4 | # modification, are permitted provided that the following conditions are |
| 5 | # met: |
| 6 | # |
| 7 | # * Redistributions of source code must retain the above copyright |
| 8 | # notice, this list of conditions and the following disclaimer. |
| 9 | # * Redistributions in binary form must reproduce the above |
| 10 | # copyright notice, this list of conditions and the following |
| 11 | # disclaimer in the documentation and/or other materials provided |
| 12 | # with the distribution. |
| 13 | # * Neither the name of Google Inc. nor the names of its |
| 14 | # contributors may be used to endorse or promote products derived |
| 15 | # from this software without specific prior written permission. |
| 16 | # |
| 17 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 18 | # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 19 | # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 20 | # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 21 | # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 22 | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 23 | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 24 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 25 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 26 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 27 | # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | |
| 29 | |
| 30 | ########## Global variable definitions |
| 31 | |
| 32 | BASE_URL="https://code.google.com/p/v8/source/list" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 33 | VERSION="include/v8-version.h" |
| 34 | MAJOR="V8_MAJOR_VERSION" |
| 35 | MINOR="V8_MINOR_VERSION" |
| 36 | BUILD="V8_BUILD_NUMBER" |
| 37 | PATCH="V8_PATCH_LEVEL" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 38 | |
| 39 | V8="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)" |
| 40 | |
| 41 | ########## Function definitions |
| 42 | |
| 43 | cd $V8 |
| 44 | |
| 45 | usage() { |
| 46 | cat << EOF |
| 47 | usage: $0 OPTIONS |
| 48 | |
| 49 | Fetches V8 revision information from a git-svn checkout. |
| 50 | |
| 51 | OPTIONS: |
| 52 | -h Show this message. |
| 53 | |
| 54 | -i Print revision info for all branches matching the V8 version. |
| 55 | Example usage: $0 -i 3.19.10$ |
| 56 | Output format: [Git hash] [SVN revision] [V8 version] |
| 57 | |
| 58 | -v Print the V8 version tag for a trunk SVN revision. |
| 59 | Example usage: $0 -v 14981 |
| 60 | Output format: [V8 version] |
| 61 | |
| 62 | -m Print all patches that were merged to the specified V8 branch. |
| 63 | Example usage: $0 -m 3.18 |
| 64 | Output format: [V8 version] [SVN revision] [SVN patch merged]*. |
| 65 | |
| 66 | -p Print all patches merged to a specific V8 point-release. |
| 67 | Example usage: $0 -p 3.19.12.1 |
| 68 | Output format: [SVN patch merged]* |
| 69 | |
| 70 | -u Print a link to all SVN revisions between two V8 revision tags. |
| 71 | Example usage: $0 -u 3.19.10:3.19.11 |
| 72 | EOF |
| 73 | } |
| 74 | |
| 75 | tags() { |
| 76 | git for-each-ref --format="%(objectname) %(refname:short)" refs/remotes/svn |
| 77 | } |
| 78 | |
| 79 | tag_revision() { |
| 80 | cut -d" " -f1 |
| 81 | } |
| 82 | |
| 83 | tag_log() { |
| 84 | git log --format="%h %ci %ce %s" -1 $1 |
| 85 | } |
| 86 | |
| 87 | v8_hash() { |
| 88 | tags | grep "svn/tags/$1$" | tag_revision |
| 89 | } |
| 90 | |
| 91 | point_merges() { |
| 92 | echo $1 | grep -o "r[0-9]\+" |
| 93 | } |
| 94 | |
| 95 | hash_to_svn() { |
| 96 | git svn log -1 --oneline $1 | cut -d" " -f1 |
| 97 | } |
| 98 | |
| 99 | tag_version() { |
| 100 | tags | grep svn/tags/$1 | while read tag; do |
| 101 | id=$(echo $tag | grep -o "[^/]*$") |
| 102 | rev=$(echo $tag | tag_revision) |
| 103 | svn=$(hash_to_svn $rev) |
| 104 | echo $rev $svn $id |
| 105 | done |
| 106 | } |
| 107 | |
| 108 | svn_rev() { |
| 109 | git svn find-rev $2 svn/$1 |
| 110 | } |
| 111 | |
| 112 | v8_rev() { |
| 113 | cd $(git rev-parse --show-toplevel) |
| 114 | rev=$(git show $1:$VERSION \ |
| 115 | | grep "#define" \ |
| 116 | | grep "$MAJOR\|$MINOR\|$BUILD\|$PATCH" \ |
| 117 | | grep -o "[0-9]\+$" \ |
| 118 | | tr "\\n" ".") |
| 119 | echo ${rev%?} |
| 120 | } |
| 121 | |
| 122 | merges_to_branch() { |
| 123 | git cherry -v svn/trunk svn/$1 | while read merge; do |
| 124 | h=$(echo $merge | cut -d" " -f2) |
| 125 | svn=$(svn_rev $1 $h) |
| 126 | merges=$(echo $merge | grep -o "r[0-9]\+") |
| 127 | rev=$(v8_rev $h) |
| 128 | echo $rev r$svn $merges |
| 129 | done |
| 130 | } |
| 131 | |
| 132 | url_for() { |
| 133 | first=$(svn_rev trunk $(v8_hash $(echo $1 | cut -d":" -f1))) |
| 134 | last=$(svn_rev trunk $(v8_hash $(echo $1 | cut -d":" -f2))) |
| 135 | num=$[ $last - $first] |
| 136 | echo "$BASE_URL?num=$num&start=$last" |
| 137 | } |
| 138 | |
| 139 | ########## Option parsing |
| 140 | |
| 141 | while getopts ":hi:v:m:p:u:" OPTION ; do |
| 142 | case $OPTION in |
| 143 | h) usage |
| 144 | exit 0 |
| 145 | ;; |
| 146 | i) tag_version $OPTARG |
| 147 | ;; |
| 148 | v) v8_rev $(svn_rev trunk r$OPTARG) |
| 149 | ;; |
| 150 | m) merges_to_branch $OPTARG |
| 151 | ;; |
| 152 | p) echo $(point_merges "$(tag_log $(v8_hash $OPTARG)^1)") |
| 153 | ;; |
| 154 | u) url_for $OPTARG |
| 155 | ;; |
| 156 | ?) echo "Illegal option: -$OPTARG" |
| 157 | usage |
| 158 | exit 1 |
| 159 | ;; |
| 160 | esac |
| 161 | done |