pjs/nsprpub/pr/tests/sigpipe.c

111 строки
3.0 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* 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 Netscape are
* Copyright (C) 1998-2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU General Public License Version 2 or later (the
* "GPL"), in which case the provisions of the GPL are applicable
* instead of those above. If you wish to allow use of your
* version of this file only under the terms of the GPL and not to
* allow others to use your version of this file under the MPL,
* indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by
* the GPL. If you do not delete the provisions above, a recipient
* may use your version of this file under either the MPL or the
* GPL.
*/
/*
*************************************************************************
*
* 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 (emx build). */
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>
#ifdef XP_OS2_VACPP
#define EPIPE EBADF /* IBM's write() doesn't return EPIPE */
#include <io.h>
#else
#include <unistd.h>
#endif
#include <errno.h>
int main(void)
{
#ifdef XP_OS2
HFILE pipefd[2];
#else
int pipefd[2];
#endif
int rv;
char c = '\0';
/* This initializes NSPR. */
PR_SetError(0, 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");
printf("PASSED\n");
return 0;
}
#endif /* XP_UNIX */