зеркало из https://github.com/mozilla/gecko-dev.git
137 строки
4.2 KiB
C
137 строки
4.2 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/*
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* This test exercises the code that allocates and frees the syspoll_list
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* array of PRThread in the pthreads version. This test is intended to be
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* run under Purify to verify that there is no memory leak.
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*/
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#include "nspr.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define POLL_DESC_COUNT 256 /* This should be greater than the
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* STACK_POLL_DESC_COUNT macro in
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* ptio.c to cause syspoll_list to
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* be created. */
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static PRPollDesc pd[POLL_DESC_COUNT];
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static void Test(void)
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{
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int i;
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PRInt32 rv;
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PRIntervalTime timeout;
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timeout = PR_MillisecondsToInterval(10);
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/* cause syspoll_list to grow */
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for (i = 1; i <= POLL_DESC_COUNT; i++) {
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rv = PR_Poll(pd, i, timeout);
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if (rv != 0) {
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fprintf(stderr,
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"PR_Poll should time out but returns %d (%d, %d)\n",
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(int) rv, (int) PR_GetError(), (int) PR_GetOSError());
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exit(1);
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}
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}
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/* syspoll_list should be large enough for all these */
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for (i = POLL_DESC_COUNT; i >= 1; i--) {
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rv = PR_Poll(pd, i, timeout);
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if (rv != 0) {
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fprintf(stderr, "PR_Poll should time out but returns %d\n",
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(int) rv);
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exit(1);
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}
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}
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}
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static void ThreadFunc(void *arg)
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{
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Test();
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}
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int main(int argc, char **argv)
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{
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int i;
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PRThread *thread;
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PRFileDesc *sock;
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PRNetAddr addr;
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memset(&addr, 0, sizeof(addr));
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addr.inet.family = PR_AF_INET;
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addr.inet.port = PR_htons(0);
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addr.inet.ip = PR_htonl(PR_INADDR_ANY);
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for (i = 0; i < POLL_DESC_COUNT; i++) {
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sock = PR_NewTCPSocket();
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if (sock == NULL) {
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fprintf(stderr, "PR_NewTCPSocket failed (%d, %d)\n",
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(int) PR_GetError(), (int) PR_GetOSError());
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fprintf(stderr, "Ensure the per process file descriptor limit "
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"is greater than %d.", POLL_DESC_COUNT);
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exit(1);
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}
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if (PR_Bind(sock, &addr) == PR_FAILURE) {
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fprintf(stderr, "PR_Bind failed (%d, %d)\n",
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(int) PR_GetError(), (int) PR_GetOSError());
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exit(1);
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}
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if (PR_Listen(sock, 5) == PR_FAILURE) {
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fprintf(stderr, "PR_Listen failed (%d, %d)\n",
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(int) PR_GetError(), (int) PR_GetOSError());
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exit(1);
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}
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pd[i].fd = sock;
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pd[i].in_flags = PR_POLL_READ;
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}
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/* first run the test on the primordial thread */
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Test();
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/* then run the test on all three kinds of threads */
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thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, NULL,
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PR_PRIORITY_NORMAL, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0);
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if (NULL == thread) {
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fprintf(stderr, "PR_CreateThread failed\n");
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exit(1);
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}
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if (PR_JoinThread(thread) == PR_FAILURE) {
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fprintf(stderr, "PR_JoinThread failed\n");
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exit(1);
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}
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thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, NULL,
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PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0);
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if (NULL == thread) {
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fprintf(stderr, "PR_CreateThread failed\n");
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exit(1);
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}
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if (PR_JoinThread(thread) == PR_FAILURE) {
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fprintf(stderr, "PR_JoinThread failed\n");
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exit(1);
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}
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thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, NULL,
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PR_PRIORITY_NORMAL, PR_GLOBAL_BOUND_THREAD, PR_JOINABLE_THREAD, 0);
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if (NULL == thread) {
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fprintf(stderr, "PR_CreateThread failed\n");
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exit(1);
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}
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if (PR_JoinThread(thread) == PR_FAILURE) {
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fprintf(stderr, "PR_JoinThread failed\n");
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exit(1);
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}
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for (i = 0; i < POLL_DESC_COUNT; i++) {
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if (PR_Close(pd[i].fd) == PR_FAILURE) {
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fprintf(stderr, "PR_Close failed\n");
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exit(1);
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}
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}
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PR_Cleanup();
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printf("PASS\n");
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return 0;
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}
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