J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | #!/bin/sh |
| 2 | |
| 3 | # |
| 4 | # Copyright 2005 Sun Microsystems, Inc. All Rights Reserved. |
| 5 | # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 6 | # |
| 7 | # This code is free software; you can redistribute it and/or modify it |
| 8 | # under the terms of the GNU General Public License version 2 only, as |
| 9 | # published by the Free Software Foundation. |
| 10 | # |
| 11 | # This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | # version 2 for more details (a copy is included in the LICENSE file that |
| 15 | # accompanied this code). |
| 16 | # |
| 17 | # You should have received a copy of the GNU General Public License version |
| 18 | # 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | # |
| 21 | # Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | # CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | # have any questions. |
| 24 | # |
| 25 | |
| 26 | # @test |
| 27 | # @bug 6224859 |
| 28 | # @summary JDWP: Mixing application suspends and debugger suspends can cause hangs |
| 29 | # |
| 30 | # @author Jim Holmlund |
| 31 | # |
| 32 | # @run build TestScaffold VMConnection TargetListener TargetAdapter |
| 33 | # @run shell MixedSuspendTest.sh |
| 34 | |
| 35 | classname=MixedSuspendTarg |
| 36 | |
| 37 | createJavaFile() |
| 38 | { |
| 39 | cat <<EOF > $classname.java.1 |
| 40 | |
| 41 | import java.util.*; |
| 42 | |
| 43 | public class $classname extends Thread { |
| 44 | |
| 45 | static volatile boolean started = true; |
| 46 | static String lock = "startLock"; |
| 47 | |
| 48 | public static void main(String[] args){ |
| 49 | System.out.println("Howdy from MixedSuspendTarg"); |
| 50 | |
| 51 | MixedSuspendTarg mytarg = new MixedSuspendTarg(); |
| 52 | |
| 53 | synchronized(lock) { |
| 54 | mytarg.start(); |
| 55 | try { |
| 56 | lock.wait(); |
| 57 | } catch(InterruptedException ee) { |
| 58 | } |
| 59 | } |
| 60 | mytarg.suspend(); |
| 61 | bkpt(); |
| 62 | System.out.println("Debuggee: resuming thread"); |
| 63 | |
| 64 | // If the bug occurs, this resume hangs in the back-end |
| 65 | mytarg.resume(); |
| 66 | System.out.println("Debuggee: resumed thread"); |
| 67 | synchronized(lock) { |
| 68 | started = false; |
| 69 | } |
| 70 | System.out.println("Debuggee: exitting, started = " + started); |
| 71 | } |
| 72 | |
| 73 | public void run() { |
| 74 | synchronized(lock) { |
| 75 | lock.notifyAll(); |
| 76 | } |
| 77 | while (true) { |
| 78 | synchronized(lock) { |
| 79 | if (!started) { |
| 80 | break; |
| 81 | } |
| 82 | int i = 0; |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | System.out.println("Debuggee: end of thread"); |
| 87 | } |
| 88 | |
| 89 | static void bkpt() { |
| 90 | //System.out.println("bkpt reached, thread = " + this.getName()); |
| 91 | int i = 0; // @1 breakpoint |
| 92 | } |
| 93 | } |
| 94 | |
| 95 | EOF |
| 96 | } |
| 97 | |
| 98 | dojdbCmds() |
| 99 | { |
| 100 | setBkpts @1 |
| 101 | runToBkpt @1 |
| 102 | cmd cont |
| 103 | cmd quit |
| 104 | } |
| 105 | |
| 106 | |
| 107 | mysetup() |
| 108 | { |
| 109 | if [ -z "$TESTSRC" ] ; then |
| 110 | TESTSRC=. |
| 111 | fi |
| 112 | |
| 113 | for ii in . $TESTSRC $TESTSRC/.. ; do |
| 114 | if [ -r "$ii/ShellScaffold.sh" ] ; then |
| 115 | . $ii/ShellScaffold.sh |
| 116 | break |
| 117 | fi |
| 118 | done |
| 119 | } |
| 120 | |
| 121 | # You could replace this next line with the contents |
| 122 | # of ShellScaffold.sh and this script will run just the same. |
| 123 | mysetup |
| 124 | |
| 125 | runit |
| 126 | ## This test fails by timing out. |
| 127 | pass |