src/os/posix/launcher/launcher.script

changeset 2327
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child 2369
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1 #!/bin/bash
2
3 # Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
4 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 #
6 # This code is free software; you can redistribute it and/or modify it
7 # under the terms of the GNU General Public License version 2 only, as
8 # published by the Free Software Foundation.
9 #
10 # This code is distributed in the hope that it will be useful, but WITHOUT
11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 # version 2 for more details (a copy is included in the LICENSE file that
14 # accompanied this code).
15 #
16 # You should have received a copy of the GNU General Public License version
17 # 2 along with this work; if not, write to the Free Software Foundation,
18 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 #
20 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 # or visit www.oracle.com if you need additional information or have any
22 # questions.
23
24
25 # This script launches HotSpot.
26 #
27 # If the first parameter is either "-gdb" or "-gud", HotSpot will be
28 # launched inside gdb. "-gud" means "open an Emacs window and run gdb
29 # inside Emacs".
30 #
31 # If the first parameter is "-dbx", HotSpot will be launched inside dbx.
32 #
33 # If the first parameter is "-valgrind", HotSpot will be launched
34 # inside Valgrind (http://valgrind.kde.org) using the Memcheck skin,
35 # and with memory leak detection enabled. This currently (2005jan19)
36 # requires at least Valgrind 2.3.0. -Xmx16m will also be passed as
37 # the first parameter to HotSpot, since lowering HotSpot's memory
38 # consumption makes execution inside of Valgrind *a lot* faster.
39 #
40
41
42 #
43 # User changeable parameters ------------------------------------------------
44 #
45
46 # This is the name of the gdb binary to use
47 if [ ! "$GDB" ]
48 then
49 GDB=gdb
50 fi
51
52 # This is the name of the gdb binary to use
53 if [ ! "$DBX" ]
54 then
55 DBX=dbx
56 fi
57
58 # This is the name of the Valgrind binary to use
59 if [ ! "$VALGRIND" ]
60 then
61 VALGRIND=valgrind
62 fi
63
64 # This is the name of Emacs for running GUD
65 EMACS=emacs
66
67 #
68 # End of user changeable parameters -----------------------------------------
69 #
70
71 # Make sure the paths are fully specified, i.e. they must begin with /.
72 SCRIPT=$(cd $(dirname $0) && pwd)/$(basename $0)
73 RUNDIR=$(pwd)
74
75 # Look whether the user wants to run inside gdb
76 case "$1" in
77 -gdb)
78 MODE=gdb
79 shift
80 ;;
81 -gud)
82 MODE=gud
83 shift
84 ;;
85 -dbx)
86 MODE=dbx
87 shift
88 ;;
89 -valgrind)
90 MODE=valgrind
91 shift
92 ;;
93 *)
94 MODE=run
95 ;;
96 esac
97
98 if [ "${ALT_JAVA_HOME}" = "" ]; then
99 if [ "${JAVA_HOME}" = "" ]; then
100 echo "Neither ALT_JAVA_HOME nor JAVA_HOME is set. Aborting.";
101 exit 1;
102 else
103 JDK=${JAVA_HOME%%/jre};
104 fi
105 else
106 JDK=${ALT_JAVA_HOME%%/jre};
107 fi
108
109 # We will set the LD_LIBRARY_PATH as follows:
110 # o $JVMPATH (directory portion only)
111 # o $JRE/lib/$ARCH
112 # followed by the user's previous effective LD_LIBRARY_PATH, if
113 # any.
114 JRE=$JDK/jre
115 JAVA_HOME=$JDK
116 ARCH=@@LIBARCH@@
117
118 # Find out the absolute path to this script
119 MYDIR=$(cd $(dirname $SCRIPT) && pwd)
120
121 SBP=${MYDIR}:${JRE}/lib/${ARCH}
122
123 # Set up a suitable LD_LIBRARY_PATH
124
125 if [ -z "$LD_LIBRARY_PATH" ]
126 then
127 LD_LIBRARY_PATH="$SBP"
128 else
129 LD_LIBRARY_PATH="$SBP:$LD_LIBRARY_PATH"
130 fi
131
132 export LD_LIBRARY_PATH
133 export JAVA_HOME
134
135 JPARMS="$@ $JAVA_ARGS";
136
137 # Locate the gamma development launcher
138 LAUNCHER=${MYDIR}/gamma
139 if [ ! -x $LAUNCHER ] ; then
140 echo Error: Cannot find the gamma development launcher \"$LAUNCHER\"
141 exit 1
142 fi
143
144 GDBSRCDIR=$MYDIR
145 BASEDIR=$(cd $MYDIR/../../.. && pwd)
146
147 init_gdb() {
148 # Create a gdb script in case we should run inside gdb
149 GDBSCR=/tmp/hsl.$$
150 rm -f $GDBSCR
151 cat >>$GDBSCR <<EOF
152 cd `pwd`
153 handle SIGUSR1 nostop noprint
154 handle SIGUSR2 nostop noprint
155 set args $JPARMS
156 file $LAUNCHER
157 directory $GDBSRCDIR
158 # Get us to a point where we can set breakpoints in libjvm.so
159 break InitializeJVM
160 run
161 # Stop in InitializeJVM
162 delete 1
163 # We can now set breakpoints wherever we like
164 EOF
165 }
166
167
168 case "$MODE" in
169 gdb)
170 init_gdb
171 $GDB -x $GDBSCR
172 rm -f $GDBSCR
173 ;;
174 gud)
175 init_gdb
176 # First find out what emacs version we're using, so that we can
177 # use the new pretty GDB mode if emacs -version >= 22.1
178 case $($EMACS -version 2> /dev/null) in
179 *GNU\ Emacs\ 2[23]*)
180 emacs_gud_cmd="gdba"
181 emacs_gud_args="--annotate=3"
182 ;;
183 *)
184 emacs_gud_cmd="gdb"
185 emacs_gud_args=
186 ;;
187 esac
188 $EMACS --eval "($emacs_gud_cmd \"$GDB $emacs_gud_args -x $GDBSCR\")";
189 rm -f $GDBSCR
190 ;;
191 dbx)
192 $DBX -s $MYDIR/.dbxrc $LAUNCHER $JPARAMS
193 ;;
194 valgrind)
195 echo Warning: Defaulting to 16Mb heap to make Valgrind run faster, use -Xmx for larger heap
196 echo
197 $VALGRIND --tool=memcheck --leak-check=yes --num-callers=50 $LAUNCHER -Xmx16m $JPARMS
198 ;;
199 run)
200 LD_PRELOAD=$PRELOADING exec $LAUNCHER $JPARMS
201 ;;
202 *)
203 echo Error: Internal error, unknown launch mode \"$MODE\"
204 exit 1
205 ;;
206 esac
207 RETVAL=$?
208 exit $RETVAL

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