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      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 
     17 # Set up prog to be the path of this script, including following symlinks,
     18 # and set up progdir to be the fully-qualified pathname of its directory.
     19 prog="$0"
     20 while [ -h "${prog}" ]; do
     21     newProg=`/bin/ls -ld "${prog}"`
     22     newProg=`expr "${newProg}" : ".* -> \(.*\)$"`
     23     if expr "x${newProg}" : 'x/' >/dev/null; then
     24         prog="${newProg}"
     25     else
     26         progdir=`dirname "${prog}"`
     27         prog="${progdir}/${newProg}"
     28     fi
     29 done
     30 oldwd=`pwd`
     31 progdir=`dirname "${prog}"`
     32 cd "${progdir}"
     33 progdir=`pwd`
     34 prog="${progdir}"/`basename "${prog}"`
     35 cd "${oldwd}"
     36 
     37 jarfile=launcher_protoutil_lib.jar
     38 libdir="$progdir"
     39 
     40 if [ ! -r "$libdir/$jarfile" ]; then
     41     # set jar location for the Android tree case
     42     libdir=`dirname "$progdir"`/framework
     43 fi
     44 
     45 if [ ! -r "$libdir/$jarfile" ]; then
     46     echo `basename "$prog"`": can't find $jarfile"
     47     exit 1
     48 fi
     49 
     50 # By default, give decoder a max heap size of 1 gig. This can be overridden
     51 # by using a "-J" option (see below).
     52 defaultMx="-Xmx1024M"
     53 
     54 # The following will extract any initial parameters of the form
     55 # "-J<stuff>" from the command line and pass them to the Java
     56 # invocation (instead of to the decoder). This makes it possible for
     57 # you to add a command-line parameter such as "-JXmx256M" in your
     58 # scripts, for example. "java" (with no args) and "java -X" give a
     59 # summary of available options.
     60 
     61 javaOpts=""
     62 
     63 while expr "x$1" : 'x-J' >/dev/null; do
     64     opt=`expr "x$1" : 'x-J\(.*\)'`
     65     javaOpts="${javaOpts} -${opt}"
     66     if expr "x${opt}" : "xXmx[0-9]" >/dev/null; then
     67         defaultMx="no"
     68     fi
     69     shift
     70 done
     71 
     72 if [ "${defaultMx}" != "no" ]; then
     73     javaOpts="${javaOpts} ${defaultMx}"
     74 fi
     75 
     76 if [ "$OSTYPE" = "cygwin" ]; then
     77     # For Cygwin, convert the jarfile path into native Windows style.
     78     jarpath=`cygpath -w "$libdir/$jarfile"`
     79 else
     80     jarpath="$libdir/$jarfile"
     81 fi
     82 
     83 exec java $javaOpts -jar "$jarpath" "$@"
     84