pjs/nsprpub/pr/tests/sigpipe.c

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3.7 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* 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 the Initial Developer are Copyright (C) 1998-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
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* decision by deleting the provisions above and replace them with the notice
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* the provisions above, a recipient may use your version of this file under
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*
* ***** END LICENSE BLOCK ***** */
/*
*************************************************************************
*
* 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>
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(void)
{
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 */