64 lines
2.3 KiB
C
64 lines
2.3 KiB
C
|
/* $OpenBSD: psignal.c,v 1.10 2015/08/31 02:53:57 guenther Exp $ */
|
||
|
/*
|
||
|
* Copyright (c) 1983, 1993
|
||
|
* The Regents of the University of California. All rights reserved.
|
||
|
*
|
||
|
* Redistribution and use in source and binary forms, with or without
|
||
|
* modification, are permitted provided that the following conditions
|
||
|
* are met:
|
||
|
* 1. Redistributions of source code must retain the above copyright
|
||
|
* notice, this list of conditions and the following disclaimer.
|
||
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||
|
* notice, this list of conditions and the following disclaimer in the
|
||
|
* documentation and/or other materials provided with the distribution.
|
||
|
* 3. Neither the name of the University nor the names of its contributors
|
||
|
* may be used to endorse or promote products derived from this software
|
||
|
* without specific prior written permission.
|
||
|
*
|
||
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
|
* SUCH DAMAGE.
|
||
|
*/
|
||
|
|
||
|
/*
|
||
|
* Print the name of the signal indicated
|
||
|
* along with the supplied message.
|
||
|
*/
|
||
|
#include <sys/types.h>
|
||
|
#include <sys/uio.h>
|
||
|
#include <signal.h>
|
||
|
#include <string.h>
|
||
|
#include <unistd.h>
|
||
|
#include <limits.h>
|
||
|
|
||
|
void
|
||
|
psignal(unsigned int sig, const char *s)
|
||
|
{
|
||
|
static char buf[NL_TEXTMAX];
|
||
|
const char *c;
|
||
|
struct iovec iov[4];
|
||
|
int niov = 0;
|
||
|
|
||
|
c = __strsignal(sig, buf);
|
||
|
if (s && *s) {
|
||
|
iov[0].iov_base = (void *)s;
|
||
|
iov[0].iov_len = strlen(s);
|
||
|
iov[1].iov_base = ": ";
|
||
|
iov[1].iov_len = 2;
|
||
|
niov = 2;
|
||
|
}
|
||
|
iov[niov].iov_base = (void *)c;
|
||
|
iov[niov].iov_len = strlen(c);
|
||
|
iov[niov+1].iov_base = "\n";
|
||
|
iov[niov+1].iov_len = 1;
|
||
|
(void)writev(STDERR_FILENO, iov, niov+2);
|
||
|
}
|