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comparison: nsprpub/pr/src/threads/prdump.c
nsprpub/pr/src/threads/prdump.c
- changeset 1
- ca08bd8f51b2
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| -1:000000000000 | 0:ca7167fe96e7 |
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| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "primpl.h" | |
| 7 | |
| 8 #if defined(WIN95) | |
| 9 /* | |
| 10 ** Some local variables report warnings on Win95 because the code paths | |
| 11 ** using them are conditioned on HAVE_CUSTOME_USER_THREADS. | |
| 12 ** The pragma suppresses the warning. | |
| 13 ** | |
| 14 */ | |
| 15 #pragma warning(disable : 4101) | |
| 16 #endif | |
| 17 | |
| 18 /* XXX use unbuffered nspr stdio */ | |
| 19 | |
| 20 PRFileDesc *_pr_dumpOut; | |
| 21 | |
| 22 PRUint32 _PR_DumpPrintf(PRFileDesc *fd, const char *fmt, ...) | |
| 23 { | |
| 24 char buf[100]; | |
| 25 PRUint32 nb; | |
| 26 va_list ap; | |
| 27 | |
| 28 va_start(ap, fmt); | |
| 29 nb = PR_vsnprintf(buf, sizeof(buf), fmt, ap); | |
| 30 va_end(ap); | |
| 31 PR_Write(fd, buf, nb); | |
| 32 | |
| 33 return nb; | |
| 34 } | |
| 35 | |
| 36 void _PR_DumpThread(PRFileDesc *fd, PRThread *thread) | |
| 37 { | |
| 38 | |
| 39 #ifndef _PR_GLOBAL_THREADS_ONLY | |
| 40 _PR_DumpPrintf(fd, "%05d[%08p] pri=%2d flags=0x%02x", | |
| 41 thread->id, thread, thread->priority, thread->flags); | |
| 42 switch (thread->state) { | |
| 43 case _PR_RUNNABLE: | |
| 44 case _PR_RUNNING: | |
| 45 break; | |
| 46 case _PR_LOCK_WAIT: | |
| 47 _PR_DumpPrintf(fd, " lock=%p", thread->wait.lock); | |
| 48 break; | |
| 49 case _PR_COND_WAIT: | |
| 50 _PR_DumpPrintf(fd, " condvar=%p sleep=%lldms", | |
| 51 thread->wait.cvar, thread->sleep); | |
| 52 break; | |
| 53 case _PR_SUSPENDED: | |
| 54 _PR_DumpPrintf(fd, " suspended"); | |
| 55 break; | |
| 56 } | |
| 57 PR_Write(fd, "\n", 1); | |
| 58 #endif | |
| 59 | |
| 60 /* Now call dump routine */ | |
| 61 if (thread->dump) { | |
| 62 thread->dump(fd, thread, thread->dumpArg); | |
| 63 } | |
| 64 } | |
| 65 | |
| 66 static void DumpThreadQueue(PRFileDesc *fd, PRCList *list) | |
| 67 { | |
| 68 #ifndef _PR_GLOBAL_THREADS_ONLY | |
| 69 PRCList *q; | |
| 70 | |
| 71 q = list->next; | |
| 72 while (q != list) { | |
| 73 PRThread *t = _PR_THREAD_PTR(q); | |
| 74 _PR_DumpThread(fd, t); | |
| 75 q = q->next; | |
| 76 } | |
| 77 #endif | |
| 78 } | |
| 79 | |
| 80 void _PR_DumpThreads(PRFileDesc *fd) | |
| 81 { | |
| 82 PRThread *t; | |
| 83 PRIntn i; | |
| 84 | |
| 85 _PR_DumpPrintf(fd, "Current Thread:\n"); | |
| 86 t = _PR_MD_CURRENT_THREAD(); | |
| 87 _PR_DumpThread(fd, t); | |
| 88 | |
| 89 _PR_DumpPrintf(fd, "Runnable Threads:\n"); | |
| 90 for (i = 0; i < 32; i++) { | |
| 91 DumpThreadQueue(fd, &_PR_RUNQ(t->cpu)[i]); | |
| 92 } | |
| 93 | |
| 94 _PR_DumpPrintf(fd, "CondVar timed wait Threads:\n"); | |
| 95 DumpThreadQueue(fd, &_PR_SLEEPQ(t->cpu)); | |
| 96 | |
| 97 _PR_DumpPrintf(fd, "CondVar wait Threads:\n"); | |
| 98 DumpThreadQueue(fd, &_PR_PAUSEQ(t->cpu)); | |
| 99 | |
| 100 _PR_DumpPrintf(fd, "Suspended Threads:\n"); | |
| 101 DumpThreadQueue(fd, &_PR_SUSPENDQ(t->cpu)); | |
| 102 } | |
| 103 | |
| 104 PR_IMPLEMENT(void) PR_ShowStatus(void) | |
| 105 { | |
| 106 PRIntn is; | |
| 107 | |
| 108 if ( _PR_MD_CURRENT_THREAD() | |
| 109 && !_PR_IS_NATIVE_THREAD(_PR_MD_CURRENT_THREAD())) _PR_INTSOFF(is); | |
| 110 _pr_dumpOut = _pr_stderr; | |
| 111 _PR_DumpThreads(_pr_dumpOut); | |
| 112 if ( _PR_MD_CURRENT_THREAD() | |
| 113 && !_PR_IS_NATIVE_THREAD(_PR_MD_CURRENT_THREAD())) _PR_FAST_INTSON(is); | |
| 114 } | |
| 115 | |
| 116 PR_IMPLEMENT(void) | |
| 117 PR_SetThreadDumpProc(PRThread* thread, PRThreadDumpProc dump, void *arg) | |
| 118 { | |
| 119 thread->dump = dump; | |
| 120 thread->dumpArg = arg; | |
| 121 } |
