mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 02:33:36 +08:00
88a3b8f9ac
2009-02-06 Ulrich Drepper <drepper@redhat.com> [BZ #9823] * stdio-common/psignal.c (psignal): Fix test for empty string.
61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/* Copyright (C) 1991, 1992, 1995, 1996, 1997, 2001, 2002, 2004, 2005, 2009
|
|
Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <stdio.h>
|
|
#include <signal.h>
|
|
#include <stdlib.h>
|
|
#include <libintl.h>
|
|
#include <wchar.h>
|
|
|
|
|
|
/* Defined in sys_siglist.c. */
|
|
extern const char *const _sys_siglist[];
|
|
extern const char *const _sys_siglist_internal[] attribute_hidden;
|
|
|
|
|
|
/* Print out on stderr a line consisting of the test in S, a colon, a space,
|
|
a message describing the meaning of the signal number SIG and a newline.
|
|
If S is NULL or "", the colon and space are omitted. */
|
|
void
|
|
psignal (int sig, const char *s)
|
|
{
|
|
const char *colon, *desc;
|
|
|
|
if (s == NULL || *s == '\0')
|
|
s = colon = "";
|
|
else
|
|
colon = ": ";
|
|
|
|
if (sig >= 0 && sig < NSIG && (desc = INTUSE(_sys_siglist)[sig]) != NULL)
|
|
(void) __fxprintf (NULL, "%s%s%s\n", s, colon, _(desc));
|
|
else
|
|
{
|
|
char *buf;
|
|
|
|
if (__asprintf (&buf, _("%s%sUnknown signal %d\n"), s, colon, sig) < 0)
|
|
(void) __fxprintf (NULL, "%s%s%s\n", s, colon, _("Unknown signal"));
|
|
else
|
|
{
|
|
(void) __fxprintf (NULL, "%s", buf);
|
|
|
|
free (buf);
|
|
}
|
|
}
|
|
}
|