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authorRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
committerRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
commit28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch)
tree15f07c4c43d635959c6afee96bde71fb1b3614ee /signal/sigsetops.h
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initial import
Diffstat (limited to 'signal/sigsetops.h')
-rw-r--r--signal/sigsetops.h34
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diff --git a/signal/sigsetops.h b/signal/sigsetops.h
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+/* Copyright (C) 1991, 1995 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.  */
+
+/* Definitions relevant to functions that operate on `sigset_t's.  */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <signal.h>
+#include <string.h>
+
+#define	BITS		(_NSIG - 1)
+#define	ELT(signo)	(((signo) - 1) / BITS)
+#define	MASK(signo)	(1 << (((signo) - 1) % BITS))
+
+#undef	sigemptyset
+#undef	sigfillset
+#undef	sigaddset
+#undef	sigdelset
+#undef	sigismember