J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | #!/bin/sh |
| 2 | |
| 3 | # |
| 4 | # Copyright 2003 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 4847812 |
| 28 | # @summary TTY: jdb lock command displays incorrect data |
| 29 | # @author Jim Holmlund |
| 30 | # @run shell JdbLockTest.sh |
| 31 | |
| 32 | # These are variables that can be set to control execution |
| 33 | |
| 34 | #pkg=untitled7 |
| 35 | classname=JdbLockTest |
| 36 | compileOptions=-g |
| 37 | #java="java_g" |
| 38 | |
| 39 | createJavaFile() |
| 40 | { |
| 41 | cat <<EOF > $classname.java.1 |
| 42 | public class $classname { |
| 43 | static String jj = "jj"; |
| 44 | public static void main(String args[]) { |
| 45 | synchronized(jj) { |
| 46 | sleeper xx = new sleeper(); |
| 47 | xx.start(); |
| 48 | // Give the sleeper a chance to run and get to |
| 49 | // the synchronized statement. |
| 50 | while(sleeper.started == 0) { |
| 51 | try { |
| 52 | Thread.sleep(100); |
| 53 | } catch(InterruptedException ee) { |
| 54 | } |
| 55 | } |
| 56 | // At this bkpt, sleeper should be waiting on $classname.jj |
| 57 | System.out.println("Hello sailor"); // @1 breakpoint |
| 58 | } |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | class sleeper extends Thread { |
| 63 | public static int started = 0; |
| 64 | public void run() { |
| 65 | started = 1; |
| 66 | System.out.println(" sleeper starts sleeping"); |
| 67 | synchronized($classname.jj) { |
| 68 | System.out.println(" sleeper got the lock"); |
| 69 | } |
| 70 | System.out.println(" sleeper awakes"); |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | EOF |
| 75 | } |
| 76 | |
| 77 | |
| 78 | # drive jdb by sending cmds to it and examining its output |
| 79 | dojdbCmds() |
| 80 | { |
| 81 | setBkpts @1 |
| 82 | runToBkpt @1 |
| 83 | # This should say that main owns the lock |
| 84 | # and the sleeper thread is waiting for it. |
| 85 | cmd lock $classname.jj |
| 86 | cmd quit |
| 87 | } |
| 88 | |
| 89 | |
| 90 | mysetup() |
| 91 | { |
| 92 | if [ -z "$TESTSRC" ] ; then |
| 93 | TESTSRC=. |
| 94 | fi |
| 95 | |
| 96 | for ii in . $TESTSRC $TESTSRC/.. ; do |
| 97 | if [ -r "$ii/ShellScaffold.sh" ] ; then |
| 98 | . $ii/ShellScaffold.sh |
| 99 | break |
| 100 | fi |
| 101 | done |
| 102 | } |
| 103 | |
| 104 | # You could replace this next line with the contents |
| 105 | # of ShellScaffold.sh and this script will run just the same. |
| 106 | mysetup |
| 107 | |
| 108 | runit |
| 109 | jdbFailIfPresent "Waiting thread: main" |
| 110 | pass |