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