1 files changed, 249 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/nsprpub/pr/tests/threads.c b/src/libs/xpcom18a4/nsprpub/pr/tests/threads.c
new file mode 100644
index 00000000..e1d188d4
--- /dev/null
+++ b/src/libs/xpcom18a4/nsprpub/pr/tests/threads.c
@@ -0,0 +1,249 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is the Netscape Portable Runtime (NSPR).
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998-2000
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#include "nspr.h"
+#include "prinrval.h"
+#include "plgetopt.h"
+#include "pprthred.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef XP_MAC
+#include "prlog.h"
+#define printf PR_LogPrint
+extern void SetupMacPrintfLog(char *logFile);
+#endif
+
+PRMonitor *mon;
+PRInt32 count, iterations, alive;
+
+PRBool debug_mode = PR_FALSE, passed = PR_TRUE;
+
+void 
+PR_CALLBACK
+ReallyDumbThread(void *arg)
+{
+    return;
+}
+
+void
+PR_CALLBACK
+DumbThread(void *arg)
+{
+    PRInt32 tmp = (PRInt32)arg;
+    PRThreadScope scope = (PRThreadScope)tmp;
+    PRThread *thr;
+
+    thr = PR_CreateThread(PR_USER_THREAD,
+                          ReallyDumbThread,
+                          NULL,
+                          PR_PRIORITY_NORMAL,
+                          scope,
+                          PR_JOINABLE_THREAD,
+                          0);
+
+    if (!thr) {
+        if (debug_mode) {
+            printf("Could not create really dumb thread (%d, %d)!\n",
+                    PR_GetError(), PR_GetOSError());
+        }
+        passed = PR_FALSE;
+    } else {
+        PR_JoinThread(thr);
+    }
+    PR_EnterMonitor(mon);
+    alive--;
+    PR_Notify(mon);
+    PR_ExitMonitor(mon);
+}
+
+static void CreateThreads(PRThreadScope scope1, PRThreadScope scope2)
+{
+    PRThread *thr;
+    int n;
+
+    alive = 0;
+    mon = PR_NewMonitor();
+
+    alive = count;
+    for (n=0; n<count; n++) {
+        thr = PR_CreateThread(PR_USER_THREAD,
+                              DumbThread, 
+                              (void *)scope2, 
+                              PR_PRIORITY_NORMAL,
+                              scope1,
+                              PR_UNJOINABLE_THREAD,
+                              0);
+        if (!thr) {
+            if (debug_mode) {
+                printf("Could not create dumb thread (%d, %d)!\n",
+                        PR_GetError(), PR_GetOSError());
+            }
+            passed = PR_FALSE;
+            alive--;
+        }
+         
+        PR_Sleep(0);
+    }
+
+    /* Wait for all threads to exit */
+    PR_EnterMonitor(mon);
+    while (alive) {
+        PR_Wait(mon, PR_INTERVAL_NO_TIMEOUT);
+    }
+
+    PR_ExitMonitor(mon);
+	PR_DestroyMonitor(mon);
+}
+
+static void CreateThreadsUU(void)
+{
+    CreateThreads(PR_LOCAL_THREAD, PR_LOCAL_THREAD);
+}
+
+static void CreateThreadsUK(void)
+{
+    CreateThreads(PR_LOCAL_THREAD, PR_GLOBAL_THREAD);
+}
+
+static void CreateThreadsKU(void)
+{
+    CreateThreads(PR_GLOBAL_THREAD, PR_LOCAL_THREAD);
+}
+
+static void CreateThreadsKK(void)
+{
+    CreateThreads(PR_GLOBAL_THREAD, PR_GLOBAL_THREAD);
+}
+
+/************************************************************************/
+
+static void Measure(void (*func)(void), const char *msg)
+{
+    PRIntervalTime start, stop;
+    double d;
+
+    start = PR_IntervalNow();
+    (*func)();
+    stop = PR_IntervalNow();
+
+    if (debug_mode)
+    {
+        d = (double)PR_IntervalToMicroseconds(stop - start);
+        printf("%40s: %6.2f usec\n", msg, d / count);
+    }
+}
+
+int main(int argc, char **argv)
+{
+    int index;
+
+    PR_STDIO_INIT();
+    PR_Init(PR_USER_THREAD, PR_PRIORITY_HIGH, 0);
+    
+    {
+    	PLOptStatus os;
+    	PLOptState *opt = PL_CreateOptState(argc, argv, "dc:i:");
+    	while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
+        {
+    		if (PL_OPT_BAD == os) continue;
+            switch (opt->option)
+            {
+            case 'd':  /* debug mode */
+    			debug_mode = PR_TRUE;
+                break;
+            case 'c':  /* loop counter */
+    			count = atoi(opt->value);
+                break;
+            case 'i':  /* loop counter */
+    			iterations = atoi(opt->value);
+                break;
+             default:
+                break;
+            }
+        }
+    	PL_DestroyOptState(opt);
+    }
+
+#ifdef XP_MAC
+	SetupMacPrintfLog("threads.log");
+	count = 10;
+	iterations = 10;
+	debug_mode = PR_TRUE;
+#else
+    if (0 == count) count = 50;
+    if (0 == iterations) iterations = 10;
+
+#endif
+
+    if (debug_mode)
+    {
+    printf("\
+** Tests lots of thread creations.  \n\
+** Create %ld native threads %ld times. \n\
+** Create %ld user threads %ld times \n", iterations,count,iterations,count);
+    }
+
+    for (index=0; index<iterations; index++) {
+        Measure(CreateThreadsUU, "Create user/user threads");
+        Measure(CreateThreadsUK, "Create user/native threads");
+        Measure(CreateThreadsKU, "Create native/user threads");
+        Measure(CreateThreadsKK, "Create native/native threads");
+    }
+
+    if (debug_mode) printf("\nNow switch to recycling threads \n\n");
+    PR_SetThreadRecycleMode(1);
+
+    for (index=0; index<iterations; index++) {
+        Measure(CreateThreadsUU, "Create user/user threads");
+        Measure(CreateThreadsUK, "Create user/native threads");
+        Measure(CreateThreadsKU, "Create native/user threads");
+        Measure(CreateThreadsKK, "Create native/native threads");
+    }
+
+
+    printf("%s\n", ((passed) ? "PASS" : "FAIL"));
+
+    PR_Cleanup();
+
+    if (passed) {
+        return 0;
+    } else {
+        return 1;
+    }
+}