1#!/bin/bash
2#
3# Copyright (C) 2017 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# Execute the jdwpgen program
18prog="$0"
19while [ -h "${prog}" ]; do
20    newProg=`/bin/ls -ld "${prog}"`
21    newProg=`expr "${newProg}" : ".* -> \(.*\)$"`
22    if expr "x${newProg}" : 'x/' >/dev/null; then
23        prog="${newProg}"
24    else
25        progdir=`dirname "${prog}"`
26        prog="${progdir}/${newProg}"
27    fi
28done
29oldwd=`pwd`
30progdir=`dirname "${prog}"`
31cd "${progdir}"
32progdir=`pwd`
33prog="${progdir}"/`basename "${prog}"`
34cd "${oldwd}"
35
36jarfile=jdwpgen.jar
37libdir="$progdir"
38
39if [ ! -r "$libdir/$jarfile" ]; then
40    # set jdwpgen.jar location for the Android tree case
41    libdir=`dirname "$progdir"`/framework
42fi
43
44if [ ! -r "$libdir/$jarfile" ]; then
45    echo `basename "$prog"`": can't find $jarfile"
46    exit 1
47fi
48
49# By default, give jdwpgen a max heap size of 1 gig. This can be overridden
50# by using a "-J" option (see below).
51defaultMx="-Xmx1024M"
52
53# The following will extract any initial parameters of the form "-J<stuff>" from
54# the command line and pass them to the Java invocation (instead of to jdwpgen).
55# This makes it possible for you to add a command-line parameter such as
56# "-JXmx256M" in your scripts, for example. "java" (with no args) and "java -X"
57# give a summary of available options.
58
59javaOpts=""
60
61while expr "x$1" : 'x-J' >/dev/null; do
62    opt=`expr "x$1" : 'x-J\(.*\)'`
63    javaOpts="${javaOpts} -${opt}"
64    if expr "x${opt}" : "xXmx[0-9]" >/dev/null; then
65        defaultMx="no"
66    fi
67    shift
68done
69
70if [ "${defaultMx}" != "no" ]; then
71    javaOpts="${javaOpts} ${defaultMx}"
72fi
73
74if [ "$OSTYPE" = "cygwin" ]; then
75    # For Cygwin, convert the jarfile path into native Windows style.
76    jarpath=`cygpath -w "$libdir/$jarfile"`
77else
78    jarpath="$libdir/$jarfile"
79fi
80
81exec java $javaOpts -jar "$jarpath" "$@"
82