pjs/nsprpub/pr/tests/sigpipe.c

75 строки
1.9 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
/*
*************************************************************************
*
* Test: sigpipe.c
*
* Test the SIGPIPE handler in NSPR. This test applies to Unix only.
*
*************************************************************************
*/
#if !defined(XP_UNIX)
int main()
{
/* This test applies to Unix only. */
return 0;
}
#else /* XP_UNIX */
#include "nspr.h"
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
int main()
{
int pipefd[2];
int rv;
char c = '\0';
/* This initializes NSPR. */
PR_SetError(0, 0);
if (pipe(pipefd) == -1) {
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);
}
printf("write to broken pipe failed with EPIPE, as expected\n");
printf("PASSED\n");
return 0;
}
#endif /* XP_UNIX */