зеркало из https://github.com/mozilla/gecko-dev.git
124 строки
3.9 KiB
C
124 строки
3.9 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/*
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* This is a test for the io continuation thread machinery
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* in pthreads.
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*/
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#include "nspr.h"
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#include <stdio.h>
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int num_threads = 10; /* must be an even number */
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PRThreadScope thread_scope = PR_GLOBAL_THREAD;
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void ThreadFunc(void *arg)
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{
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PRFileDesc *fd = (PRFileDesc *) arg;
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char buf[1024];
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PRInt32 nbytes;
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PRErrorCode err;
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nbytes = PR_Recv(fd, buf, sizeof(buf), 0, PR_SecondsToInterval(20));
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if (nbytes == -1) {
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err = PR_GetError();
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if (err != PR_PENDING_INTERRUPT_ERROR) {
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fprintf(stderr, "PR_Recv failed: (%d, %d)\n",
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err, PR_GetOSError());
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PR_ProcessExit(1);
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}
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if (PR_Close(fd) == PR_FAILURE) {
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fprintf(stderr, "PR_Close failed\n");
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PR_ProcessExit(1);
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}
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} else {
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fprintf(stderr, "PR_Recv received %d bytes!?\n", nbytes);
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PR_ProcessExit(1);
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}
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}
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int main(int argc, char **argv)
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{
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PRFileDesc **fds;
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PRThread **threads;
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PRIntervalTime start, elapsed;
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int index;
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fds = (PRFileDesc **) PR_MALLOC(num_threads * sizeof(PRFileDesc *));
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PR_ASSERT(fds != NULL);
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threads = (PRThread **) PR_MALLOC(num_threads * sizeof(PRThread *));
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PR_ASSERT(threads != NULL);
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for (index = 0; index < (num_threads / 2); index++) {
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if (PR_NewTCPSocketPair(&fds[2 * index]) == PR_FAILURE) {
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fprintf(stderr, "PR_NewTCPSocket failed\n");
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PR_ProcessExit(1);
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}
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threads[2 * index] = PR_CreateThread(
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PR_USER_THREAD, ThreadFunc, fds[2 * index],
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PR_PRIORITY_NORMAL, thread_scope, PR_JOINABLE_THREAD, 0);
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if (NULL == threads[2 * index]) {
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fprintf(stderr, "PR_CreateThread failed\n");
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PR_ProcessExit(1);
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}
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threads[2 * index + 1] = PR_CreateThread(
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PR_USER_THREAD, ThreadFunc, fds[2 * index + 1],
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PR_PRIORITY_NORMAL, thread_scope, PR_JOINABLE_THREAD, 0);
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if (NULL == threads[2 * index + 1]) {
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fprintf(stderr, "PR_CreateThread failed\n");
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PR_ProcessExit(1);
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}
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}
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/* Let the threads block in PR_Recv */
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PR_Sleep(PR_SecondsToInterval(2));
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printf("Interrupting the threads\n");
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fflush(stdout);
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start = PR_IntervalNow();
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for (index = 0; index < num_threads; index++) {
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if (PR_Interrupt(threads[index]) == PR_FAILURE) {
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fprintf(stderr, "PR_Interrupt failed\n");
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PR_ProcessExit(1);
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}
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}
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for (index = 0; index < num_threads; index++) {
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if (PR_JoinThread(threads[index]) == PR_FAILURE) {
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fprintf(stderr, "PR_JoinThread failed\n");
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PR_ProcessExit(1);
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}
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}
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elapsed = (PRIntervalTime)(PR_IntervalNow() - start);
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printf("Threads terminated in %d milliseconds\n",
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PR_IntervalToMilliseconds(elapsed));
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fflush(stdout);
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/* We are being very generous and allow 10 seconds. */
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if (elapsed >= PR_SecondsToInterval(10)) {
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fprintf(stderr, "Interrupting threads took longer than 10 seconds!!\n");
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PR_ProcessExit(1);
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}
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PR_DELETE(threads);
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PR_DELETE(fds);
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printf("PASS\n");
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PR_Cleanup();
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return 0;
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}
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