#!/bin/sh # From Gerrit Code Review 2.1.2-rc2-33-g7e30c72 # # Part of Gerrit Code Review (http://code.google.com/p/gerrit/) # # Copyright (C) 2009 The Android Open Source Project # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # CHANGE_ID_AFTER="Bug|Issue" MSG="$1" # Check for, and add if missing, a unique Change-Id # add_ChangeId() { clean_message=$(sed -e ' /^diff --git a\/.*/{ s/// q } /^Signed-off-by:/d /^#/d ' "$MSG" | git stripspace) if test -z "$clean_message" then return fi if grep -i '^Change-Id:' "$MSG" >/dev/null then return fi id=$(_gen_ChangeId) perl -e ' $MSG = shift; $id = shift; $CHANGE_ID_AFTER = shift; undef $/; open(I, $MSG); $_ = ; close I; s|^diff --git a/.*||ms; s|^#.*$||mg; exit unless $_; @message = split /\n/; $haveFooter = 0; $startFooter = @message; for($line = @message - 1; $line >= 0; $line--) { $_ = $message[$line]; ($haveFooter++, next) if /^[a-zA-Z0-9-]+:/; next if /^[ []/; $startFooter = $line if ($haveFooter && /^\r?$/); last; } @footer = @message[$startFooter+1..@message]; @message = @message[0..$startFooter]; push(@footer, "") unless @footer; for ($line = 0; $line < @footer; $line++) { $_ = $footer[$line]; next if /^($CHANGE_ID_AFTER):/i; last; } splice(@footer, $line, 0, "Change-Id: I$id"); $_ = join("\n", @message, @footer); open(O, ">$MSG"); print O; close O; ' "$MSG" "$id" "$CHANGE_ID_AFTER" } _gen_ChangeIdInput() { echo "tree $(git write-tree)" if parent=$(git rev-parse HEAD^0 2>/dev/null) then echo "parent $parent" fi echo "author $(git var GIT_AUTHOR_IDENT)" echo "committer $(git var GIT_COMMITTER_IDENT)" echo printf '%s' "$clean_message" } _gen_ChangeId() { _gen_ChangeIdInput | git hash-object -t commit --stdin } add_ChangeId