gecko-dev/nsprpub/pr/tests/yield.c

63 lines
1.7 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include <stdio.h>
#include "prthread.h"
#include "prinit.h"
#define THREADS 10
void
threadmain(void *_id)
{
int id = (int)_id;
int index;
printf("thread %d alive\n", id);
for (index=0; index<10; index++) {
printf("thread %d yielding\n", id);
PR_Sleep(0);
printf("thread %d awake\n", id);
}
printf("thread %d dead\n", id);
}
main()
{
int index;
PRThread *a[THREADS];
PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 5);
PR_STDIO_INIT();
for (index=0; index<THREADS; index++) {
a[index] = PR_CreateThread(PR_USER_THREAD,
threadmain,
(void *)index,
PR_PRIORITY_NORMAL,
index%2?PR_LOCAL_THREAD:PR_GLOBAL_THREAD,
PR_JOINABLE_THREAD,
0);
}
for(index=0; index<THREADS; index++)
PR_JoinThread(a[index]);
printf("main dying\n");
}