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#!/bin/bash
#
# Copyright (C) 2017 The LineageOS 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.
#
if [ ! -e "build/envsetup.sh" ]; then
echo "Must run from root of repo"
exit 1
fi
TOP="${PWD}"
BRANCHLIST="${TOP}/branches.list"
cat "${BRANCHLIST}" | while read l; do
set ${l}
PROJECTPATH="${1}"
BRANCH="${2}"
cd "${TOP}/${PROJECTPATH}"
# Check if we're on this branch already
CURBRANCH=$(git status -b --porcelain | head -1 | awk '{print $2}' | sed 's/\.\.\..*//')
if [ "${CURBRANCH}" == "${BRANCH}" ]; then
echo "#### Project ${PROJECTPATH} is already on branch ${BRANCH} ####"
continue
fi
# Sanity check
if [[ -n "$(git status --porcelain)" ]]; then
echo -n "#!#! Project ${PROJECTPATH} has uncommitted files, "
echo "not switching to branch ${BRANCH} #!#!"
exit 1
fi
echo "#### Project ${PROJECTPATH} Switching to branch ${BRANCH} ####"
git checkout "${BRANCH}"
done
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