1#!/bin/bash
2#
3# Copyright (C) 2007 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#     http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17# This script is used by external_updater to replace a package. Don't
18# invoke directly.
19
20set -e
21
22tmp_dir=$1
23external_dir=$2
24
25# root of Android source tree
26root_dir=`pwd`
27
28echo "Entering $tmp_dir..."
29cd $tmp_dir
30
31function CopyIfPresent() {
32  if [ -e $external_dir/$1 ]; then
33    cp -a -n $external_dir/$1 .
34  fi
35}
36
37echo "Copying preserved files..."
38CopyIfPresent "Android.bp"
39CopyIfPresent "Android.mk"
40CopyIfPresent "CleanSpec.mk"
41CopyIfPresent "LICENSE"
42CopyIfPresent "NOTICE"
43cp -a -f -n $external_dir/MODULE_LICENSE_* .
44CopyIfPresent "METADATA"
45CopyIfPresent "TEST_MAPPING"
46CopyIfPresent ".git"
47CopyIfPresent ".gitignore"
48CopyIfPresent "cargo2android.json"
49CopyIfPresent "patches"
50CopyIfPresent "post_update.sh"
51CopyIfPresent "OWNERS"
52CopyIfPresent "README.android"
53
54if [ -f $tmp_dir/Cargo.toml -a -f $tmp_dir/Android.bp ]
55then
56  # regenerate Android.bp before local patches, so it is
57  # possible to patch the generated Android.bp after this.
58  /bin/bash `dirname $0`/regen_bp.sh $root_dir $external_dir
59fi
60
61echo "Applying patches..."
62for p in $tmp_dir/patches/*.{diff,patch}
63do
64  [ -e "$p" ] || continue
65  # Do not patch the Android.bp file, as we assume it will
66  # patch itself.
67  if [ -f $tmp_dir/Cargo.toml ]
68  then
69      [ "$(basename $p)" != "Android.bp.diff" ] || continue
70      [ "$(basename $p)" != "Android.bp.patch" ] || continue
71  fi
72  echo "Applying $p..."
73  patch -p1 -d $tmp_dir --no-backup-if-mismatch < $p;
74done
75
76if [ -f $tmp_dir/Cargo.toml -a -f $tmp_dir/Android.bp ]
77then
78    # regenerate Android.bp after local patches, as they may
79    # have deleted files that it uses.
80  /bin/bash `dirname $0`/regen_bp.sh $root_dir $external_dir
81fi
82
83if [ -f $tmp_dir/post_update.sh ]
84then
85  echo "Running post update script"
86  $tmp_dir/post_update.sh $tmp_dir $external_dir
87fi
88
89echo "Swapping old and new..."
90rm -rf $external_dir
91mv $tmp_dir $external_dir
92
93echo "Updating TEST_MAPPING..."
94UCT="$root_dir/development/scripts/update_crate_tests.py"
95[ -f "$UCT" ] || abort "ERROR: cannot find $UCT"
96$UCT $external_dir
97
98cd $external_dir
99git add .
100
101exit 0
102