added .git-hooks with the script that generates ChangeId for the commit messages
Change-Id: I51da729b738b957a5c5268ed40322f47b3cd4e89pull/18/head
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c07786b9e2
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128384758a
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#!/bin/sh
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# From Gerrit Code Review 3.2.3-2011-g97ae1c0e08
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#
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# Part of Gerrit Code Review (https://www.gerritcodereview.com/)
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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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# avoid [[ which is not POSIX sh.
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if test "$#" != 1 ; then
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echo "$0 requires an argument."
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exit 1
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fi
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if test ! -f "$1" ; then
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echo "file does not exist: $1"
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exit 1
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fi
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# Do not create a change id if requested
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if test "false" = "`git config --bool --get gerrit.createChangeId`" ; then
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exit 0
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fi
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# $RANDOM will be undefined if not using bash, so don't use set -u
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random=$( (whoami ; hostname ; date; cat $1 ; echo $RANDOM) | git hash-object --stdin)
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dest="$1.tmp.${random}"
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trap 'rm -f "${dest}"' EXIT
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if ! git stripspace --strip-comments < "$1" > "${dest}" ; then
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echo "cannot strip comments from $1"
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exit 1
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fi
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if test ! -s "${dest}" ; then
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echo "file is empty: $1"
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exit 1
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fi
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reviewurl="$(git config --get gerrit.reviewUrl)"
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if test -n "${reviewurl}" ; then
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if ! git interpret-trailers --parse < "$1" | grep -q '^Link:.*/id/I[0-9a-f]\{40\}$' ; then
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if ! git interpret-trailers \
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--trailer "Link: ${reviewurl%/}/id/I${random}" < "$1" > "${dest}" ; then
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echo "cannot insert link footer in $1"
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exit 1
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fi
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fi
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else
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# Avoid the --in-place option which only appeared in Git 2.8
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# Avoid the --if-exists option which only appeared in Git 2.15
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if ! git -c trailer.ifexists=doNothing interpret-trailers \
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--trailer "Change-Id: I${random}" < "$1" > "${dest}" ; then
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echo "cannot insert change-id line in $1"
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exit 1
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fi
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fi
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if ! mv "${dest}" "$1" ; then
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echo "cannot mv ${dest} to $1"
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exit 1
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fi
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