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- /* Copyright (C) 1991, 1993 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
-
- #include <ansidecl.h>
- #include <signal.h>
- #include <stdio.h>
- #include <string.h>
-
-
- #if !defined(HAVE_GNU_LD) && !defined (__ELF__)
- #define _sys_siglist sys_siglist
- #endif
-
- #if NLS
- #include "nl_types.h"
- #endif
-
- /* Defined in _siglist.c. */
- extern CONST char *CONST _sys_siglist[];
-
-
- /* Return a string describing the meaning of the signal number SIGNUM. */
- char *
- DEFUN(strsignal, (signum), int signum)
- {
- #if NLS
- libc_nls_init();
- #endif
- if (signum < 0 || signum >= NSIG)
- {
- static char unknown_signal[] = "Unknown signal 000000000000000000000";
- static char fmt[] = "Unknown signal %d";
- #ifdef __linux__
- sprintf(unknown_signal, fmt, signum);
- #else
- size_t len = sprintf(unknown_signal, fmt, signum);
- if (len < sizeof(fmt) - 2)
- return NULL;
- unknown_signal[len] = '\0';
- #endif
- return unknown_signal;
- }
- #if NLS
- return catgets(_libc_cat, SignalListSet, signum +1, (char *) _sys_siglist[signum]);
- #else
- return (char *) _sys_siglist[signum];
- #endif
- }
-