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

95 строки
2.1 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
*************************************************************************
*
* Test: sigpipe.c
*
* Test the SIGPIPE handler in NSPR. This test applies to Unix only.
*
*************************************************************************
*/
#if !defined(XP_UNIX) && !defined(XP_OS2)
int main(void)
{
/* This test applies to Unix and OS/2. */
return 0;
}
#else /* XP_UNIX && OS/2 */
#include "nspr.h"
#ifdef XP_OS2
#define INCL_DOSQUEUES
#define INCL_DOSERRORS
#include <os2.h>
#endif
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
static void Test(void *arg)
{
#ifdef XP_OS2
HFILE pipefd[2];
#else
int pipefd[2];
#endif
int rv;
char c = '\0';
#ifdef XP_OS2
if (DosCreatePipe(&pipefd[0], &pipefd[1], 4096) != 0) {
#else
if (pipe(pipefd) == -1) {
#endif
fprintf(stderr, "cannot create pipe: %d\n", errno);
exit(1);
}
close(pipefd[0]);
rv = write(pipefd[1], &c, 1);
if (rv != -1) {
fprintf(stderr, "write to broken pipe should have failed with EPIPE but returned %d\n", rv);
exit(1);
}
if (errno != EPIPE) {
fprintf(stderr, "write to broken pipe failed but with wrong errno: %d\n", errno);
exit(1);
}
close(pipefd[1]);
printf("write to broken pipe failed with EPIPE, as expected\n");
}
int main(int argc, char **argv)
{
PRThread *thread;
/* This initializes NSPR. */
PR_SetError(0, 0);
thread = PR_CreateThread(PR_USER_THREAD, Test, NULL, PR_PRIORITY_NORMAL,
PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0);
if (thread == NULL) {
fprintf(stderr, "PR_CreateThread failed\n");
exit(1);
}
if (PR_JoinThread(thread) == PR_FAILURE) {
fprintf(stderr, "PR_JoinThread failed\n");
exit(1);
}
Test(NULL);
printf("PASSED\n");
return 0;
}
#endif /* XP_UNIX */