strsignal.c
1.61 KB
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
GNU Mailutils is free software; you can redistribute it and/or modify
it under the terms of the GNU General Library Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU Mailutils 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 Library General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Mailutils; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#if HAVE_CONFIG_H
# include <config.h>
#endif
#include <unistd.h>
#include <signal.h>
#ifndef SYS_SIGLIST_DECLARED
/* For snprintf (). */
#include <stdio.h>
#endif
#ifndef __P
# ifdef __STDC__
# define __P(args) args
# else
# define __P(args) ()
# endif
#endif /*__P */
/* Some systems do not define NSIG in <signal.h>. */
#ifndef NSIG
# ifdef _NSIG
# define NSIG _NSIG
# else
# define NSIG 32
# endif
#endif
/* FIXME: Should probably go in a .h somewhere. */
char *strsignal __P ((int));
char *
strsignal (int signo)
{
#ifdef SYS_SIGLIST_DECLARED
/* Let's try to protect ourself a little. */
if (signo > 0 || signo < NSIG)
return (char *)sys_siglist[signo];
return (char *)"";
#else
static char buf[64];
snprintf (buf, sizeof buf, "Signal %d", signo);
return buf;
#endif
}