1#!/bin/bash
2#
3# Copyright (C) 2013 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
17function makeTempJar ()
18{
19  local tempDir=/tmp
20  if [ ! -e "${tempDir}" ]; then
21    tempDir=.
22  fi
23  local tempfile="${tempDir}/mainDexClasses-$$.tmp.jar"
24  if [ -e "${tempfile}" ]; then
25    echo "Failed to create temporary file" >2
26    exit 6
27  fi
28  echo "${tempfile}"
29}
30
31function cleanTmp ()
32{
33  if [ -e "${tmpOut}" ] ; then
34    rm "${tmpOut}"
35  fi
36}
37
38
39# Set up prog to be the path of this script, including following symlinks,
40# and set up progdir to be the fully-qualified pathname of its directory.
41prog="$0"
42
43while [ -h "${prog}" ]; do
44    newProg=`/bin/ls -ld "${prog}"`
45    newProg=`expr "${newProg}" : ".* -> \(.*\)$"`
46    if expr "x${newProg}" : 'x/' >/dev/null; then
47        prog="${newProg}"
48    else
49        progdir=`dirname "${prog}"`
50        prog="${progdir}/${newProg}"
51    fi
52done
53oldwd=`pwd`
54progdir=`dirname "${prog}"`
55cd "${progdir}"
56progdir=`pwd`
57prog="${progdir}"/`basename "${prog}"`
58cd "${oldwd}"
59
60baserules="${progdir}"/mainDexClasses.rules
61if [ ! -r ${baserules} ]; then
62    echo `basename "$prog"`": can't find mainDexClasses.rules" 1>&2
63    exit 1
64fi
65
66jarfile=dx.jar
67libdir="$progdir"
68
69if [ ! -r "$libdir/$jarfile" ]; then
70    # set dx.jar location for the SDK case
71    libdir="$libdir/lib"
72fi
73
74
75if [ ! -r "$libdir/$jarfile" ]; then
76    # set dx.jar location for the Android tree case
77    libdir=`dirname "$progdir"`/framework
78fi
79
80if [ ! -r "$libdir/$jarfile" ]; then
81    echo `basename "$prog"`": can't find $jarfile" 1>&2
82    exit 1
83fi
84
85proguardExec="proguard.sh"
86proguard=${PROGUARD_HOME}/bin/${proguardExec}
87
88if [ ! -r "${proguard}" ]; then
89  # set proguard location for the SDK case
90  proguardBaseDir=`dirname "$progdir"`
91  # "${progdir}"/../..
92  proguardBaseDir=`dirname "$proguardBaseDir"`
93  proguard="${proguardBaseDir}"/tools/proguard/bin/${proguardExec}
94fi
95
96if [ ! -r "${proguard}" ]; then
97  # set proguard location for the Android tree case
98  proguardBaseDir=`dirname "$proguardBaseDir"`
99  # "${progdir}"/../../../..
100  proguardBaseDir=`dirname "$proguardBaseDir"`
101  proguard="${proguardBaseDir}"/external/proguard/bin/${proguardExec}
102fi
103
104if [ ! -r "${proguard}" ]; then
105    proguard="`which proguard`"
106fi
107
108if [ -z "${proguard}" -o ! -r "${proguard}" ]; then
109    proguard="`which ${proguardExec}`"
110fi
111
112if [ -z "${proguard}" -o ! -r "${proguard}" ]; then
113    echo `basename "$prog"`": can't find ${proguardExec}" 1>&2
114    exit 1
115fi
116
117shrinkedAndroidJar="${SHRINKED_ANDROID_JAR}"
118if [ -z "${shrinkedAndroidJar}" ]; then
119  shrinkedAndroidJar=shrinkedAndroid.jar
120fi
121
122if [ ! -r "${shrinkedAndroidJar}" ]; then
123  shrinkedAndroidJar=${libdir}/${shrinkedAndroidJar}
124fi
125
126if [ ! -r "${shrinkedAndroidJar}" ]; then
127    echo `basename "$prog"`": can't find shrinkedAndroid.jar" 1>&2
128    exit 1
129fi
130
131if [ "$OSTYPE" = "cygwin" ]; then
132    # For Cygwin, convert the jarfile path into native Windows style.
133    jarpath=`cygpath -w "$libdir/$jarfile"`
134  proguard=`cygpath -w "${proguard}"`
135  shrinkedAndroidJar=`cygpath -w "${shrinkedAndroidJar}"`
136else
137    jarpath="$libdir/$jarfile"
138fi
139
140if expr "x$1" : 'x--output' >/dev/null; then
141    exec 1>$2
142    shift 2
143fi
144
145if [ $# -ne 1 ]; then
146  echo "Usage : $0 [--output <output file>] <application path>" 1>&2
147  exit 2
148fi
149
150tmpOut=`makeTempJar`
151
152trap cleanTmp 0
153
154${proguard} -injars ${@} -dontwarn -forceprocessing  -outjars ${tmpOut} \
155  -libraryjars "${shrinkedAndroidJar}" -dontoptimize -dontobfuscate -dontpreverify \
156  -include "${baserules}" 1>/dev/null || exit 10
157
158java -cp "$jarpath" com.android.multidex.MainDexListBuilder "${tmpOut}" ${@} ||  exit 11
159