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#!/bin/bash
#
# Copyright 2011 The Open Source Research Group,
# University of Erlangen-Nürnberg
#
# 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.
#
set -ue
msgFile="commit-msg.txt"
subject="$@"
if [[ -n "$subject" ]]; then
echo "$subject" > "$msgFile"
echo >> "$msgFile"
echo >> "$msgFile"
else
rm -f "$msgFile"
fi
git submodule summary | grep -e '^\*' | while read subModule; do
project=$(echo "$subModule" | sed -e 's/^\*\s\+\(\S\+\).*/\1/')
commitRange=$(echo "$subModule" | sed -e 's/^\*\s\+\S\+\s\+\(\S\+\).*/\1/' | sed -e 's/^0\+\.\.\.//')
echo "$subModule"
pushd "$project" &>/dev/null
echo "$subModule" >> ../"$msgFile"
echo >> ../"$msgFile"
git log --first-parent "$commitRange" | grep -ve '^Author:\|Date:\|Merge:' | sed -e 's/\(.*\)/ \1/' >> ../"$msgFile"
echo >> ../"$msgFile"
echo >> ../"$msgFile"
popd &>/dev/null
done
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