diff options
Diffstat (limited to 'stdio/psignal.c')
-rw-r--r-- | stdio/psignal.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/stdio/psignal.c b/stdio/psignal.c new file mode 100644 index 0000000..8997a2e --- /dev/null +++ b/stdio/psignal.c @@ -0,0 +1,49 @@ +/* Copyright (C) 1991, 1992 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 <stdio.h> +#include <signal.h> + + +#ifndef HAVE_GNU_LD +#define _sys_siglist sys_siglist +#endif + +/* Defined in sys_siglist.c. */ +extern CONST char *CONST _sys_siglist[]; + + +/* 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 +DEFUN(psignal, (sig, s), int sig AND register CONST char *s) +{ + CONST char *colon; + + if (s == NULL || s == '\0') + s = colon = ""; + else + colon = ": "; + + if (sig >= 0 && sig < NSIG) + (void) fprintf(stderr, "%s%s%s\n", s, colon, _sys_siglist[sig]); + else + (void) fprintf(stderr, "%s%sUnknown signal %d\n", s, colon, sig); +} |