jerryscript/tools/check-signed-off.sh
Tilmann Scheller 0511091e8a Streamline copyright notices across the codebase. (#1473)
Since the project is now hosted at the JS Foundation we can move to unified copyright notices for the project.

Starting with this commit all future contributions to the project should only carry the following copyright notice (except for third-party code which requires copyright information to be preserved):

"Copyright JS Foundation and other contributors, http://js.foundation" (without the quotes)

This avoids cluttering the codebase with contributor-specific copyright notices which have a higher maintenance overhead and tend to get outdated quickly. Also dropping the year from the copyright notices helps to avoid yearly code changes just to update the copyright notices.

Note that each contributor still retains full copyright ownership of his/her contributions and the respective authorship is tracked very accurately via Git.

JerryScript-DCO-1.0-Signed-off-by: Tilmann Scheller t.scheller@samsung.com
2016-12-08 06:39:11 +01:00

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#!/bin/bash
# Copyright JS Foundation and other contributors, http://js.foundation
#
# 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.
# Usage
function print_usage
{
echo "Usage: $0 [--help] [--tolerant] [--travis]"
}
function print_help
{
echo "$0: Check Signed-off-by message of the latest commit"
echo ""
print_usage
echo ""
echo "Optional arguments:"
echo " --help print this help message"
echo " --tolerant check the existence of the message only but don't"
echo " require the name and email address to match the author"
echo " of the commit"
echo " --travis perform check in tolerant mode if on Travis CI and not"
echo " checking a pull request, perform strict check otherwise"
echo ""
echo "The last line of every commit message must follow the form of:"
echo "'JerryScript-DCO-1.0-Signed-off-by: NAME EMAIL', where NAME and EMAIL must"
echo "match the name and email address of the author of the commit (unless in"
echo "tolerant mode)."
}
# Processing command line
TOLERANT="no"
while [ "$#" -gt 0 ]
do
if [ "$1" == "--help" ]
then
print_help
exit 0
elif [ "$1" == "--tolerant" ]
then
TOLERANT="yes"
shift
elif [ "$1" == "--travis" ]
then
if [ "$TRAVIS_PULL_REQUEST" == "" ]
then
echo -e "\e[1;33mWarning! Travis-tolerant mode requested but not running on Travis CI! \e[0m"
elif [ "$TRAVIS_PULL_REQUEST" == "false" ]
then
TOLERANT="yes"
else
TOLERANT="no"
fi
shift
else
print_usage
exit 1
fi
done
# Determining latest commit
parent_hashes=(`git show -s --format=%p HEAD | head -1`)
if [ "${#parent_hashes[@]}" -eq 1 ]
then
commit_hash=`git show -s --format=%h HEAD | head -1`
elif [ "${#parent_hashes[@]}" -eq 2 ]
then
commit_hash=${parent_hashes[1]}
else
echo "$0: cannot handle commit with ${#parent_hashes[@]} parents ${parent_hashes[@]}"
exit 1
fi
# Checking the last line
actual_signed_off_by_line=`git show -s --format=%B $commit_hash | sed '/^$/d' | tr -d '\015' | tail -n 1`
if [ "$TOLERANT" == "no" ]
then
author_name=`git show -s --format=%an $commit_hash`
author_email=`git show -s --format=%ae $commit_hash`
required_signed_off_by_line="JerryScript-DCO-1.0-Signed-off-by: $author_name $author_email"
if [ "$actual_signed_off_by_line" != "$required_signed_off_by_line" ]
then
echo -e "\e[1;33mSigned-off-by message is incorrect. The following line should be at the end of the $commit_hash commit's message: '$required_signed_off_by_line'. \e[0m"
exit 1
fi
else
echo -e "\e[1;33mWarning! The name and email address of the author of the $commit_hash commit is not checked in tolerant mode! \e[0m"
if echo "$actual_signed_off_by_line" | grep -q -v '^JerryScript-DCO-1.0-Signed-off-by:'
then
echo -e "\e[1;33mSigned-off-by message is incorrect. The following line should be at the end of the $commit_hash commit's message: '$required_signed_off_by_line'. \e[0m"
exit 1
fi
fi
exit 0