2 * Copyright (c) 1988, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #if defined(LIBC_SCCS) && !defined(lint)
31 static char sccsid[] = "@(#)strerror.c 8.1 (Berkeley) 6/4/93";
32 #endif /* LIBC_SCCS and not lint */
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
36 #include "namespace.h"
45 #include "reentrant.h"
46 #include "un-namespace.h"
48 #define UPREFIX "Unknown signal"
50 static char sig_ebuf[NL_TEXTMAX];
51 static char sig_ebuf_err[NL_TEXTMAX];
52 static once_t sig_init_once = ONCE_INITIALIZER;
53 static thread_key_t sig_key;
54 static int sig_keycreated = 0;
59 sig_keycreated = (thr_keycreate(&sig_key, free) == 0);
70 if (thr_once(&sig_init_once, sig_keycreate) != 0 ||
73 if ((ebuf = thr_getspecific(sig_key)) == NULL) {
74 if ((ebuf = malloc(sizeof(sig_ebuf))) == NULL)
76 if (thr_setspecific(sig_key, ebuf) != 0) {
89 /* XXX: negative 'num' ? (REGR) */
100 int saved_errno = errno;
102 catd = catopen("libc", NL_CAT_LOCALE);
105 ebuf = sig_tlsalloc();
107 if (num > 0 && num < sys_nsig) {
110 catgets(catd, 2, num, sys_siglist[num]),
118 catgets(catd, 2, 0xffff, UPREFIX),
130 *t++ = "0123456789"[signum % 10];
131 } while (signum /= 10);