minix/lib/libc/string/__strsignal.c

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/* $NetBSD: __strsignal.c,v 1.25 2012/03/20 17:44:18 matt Exp $ */
/*
* Copyright (c) 1988 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.
*/
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
#if 0
static char *sccsid = "@(#)strerror.c 5.6 (Berkeley) 5/4/91";
#else
__RCSID("$NetBSD: __strsignal.c,v 1.25 2012/03/20 17:44:18 matt Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
#include "namespace.h"
#ifdef NLS
#include <limits.h>
#include <nl_types.h>
#endif
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include "extern.h"
#include <signal.h>
#ifndef SIGRTMIN /* XXX: Until we remove the #ifdef _KERNEL */
#define SIGRTMIN 33
#define SIGRTMAX 63
#endif
/* ARGSUSED */
const char *
__strsignal(int num, char *buf, size_t buflen)
{
#define UPREFIX "Unknown signal: %u"
#define RPREFIX "Real time signal %u"
unsigned int signum;
#ifdef NLS
nl_catd catd ;
catd = catopen("libc", NL_CAT_LOCALE);
#endif
_DIAGASSERT(buf != NULL);
signum = num; /* convert to unsigned */
if (signum < (unsigned int) sys_nsig) {
#ifdef NLS
(void)strlcpy(buf, catgets(catd, 2, (int)signum,
sys_siglist[signum]), buflen);
#else
return((char *)sys_siglist[signum]);
#endif
} else if (signum >= SIGRTMIN && signum <= SIGRTMAX) {
#ifdef NLS
(void)snprintf(buf, buflen,
catgets(catd, 2, SIGRTMIN, RPREFIX), signum);
#else
(void)snprintf(buf, buflen, RPREFIX, signum);
#endif
} else {
#ifdef NLS
(void)snprintf(buf, buflen,
catgets(catd, 1, 0xffff, UPREFIX), signum);
#else
(void)snprintf(buf, buflen, UPREFIX, signum);
#endif
}
#ifdef NLS
catclose(catd);
#endif
return buf;
}