1 files changed, 48 insertions, 0 deletions
diff --git a/aosp-merger/branches_restore.sh b/aosp-merger/branches_restore.sh
new file mode 100755
index 0000000..c10d626
--- /dev/null
+++ b/aosp-merger/branches_restore.sh
@@ -0,0 +1,48 @@
+#!/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