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- 1.1
- date 92.06.08.18.31.20; author mwild; state Exp;
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- @initial checkin
- @
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- 1.1
- log
- @Initial revision
- @
- text
- @/*-
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted provided
- * that: (1) source distributions retain this entire copyright notice and
- * comment, and (2) distributions including binaries display the following
- * acknowledgement: ``This product includes software developed by the
- * University of California, Berkeley and its contributors'' in the
- * documentation or other materials provided with the distribution and in
- * all advertising materials mentioning features or use of this software.
- * Neither the name of the University nor the names of its contributors may
- * be used to endorse or promote products derived from this software without
- * specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- *
- * @@(#)sigset.c 5.2 (Berkeley) 7/1/90
- */
-
- #if defined(LIBC_SCCS) && !defined(lint)
- static char sccsid[] = "@@(#)sigset.c 5.2 (Berkeley) 7/1/90";
- #endif /* LIBC_SCCS and not lint */
-
- #define KERNEL
- #include "ixemul.h"
-
- #undef sigemptyset
- #undef sigfillset
- #undef sigaddset
- #undef sigdelset
- #undef sigismember
-
- int
- sigemptyset(sigset_t *set)
- {
- *set = 0;
- return (0);
- }
-
- int
- sigfillset(sigset_t *set)
- {
- *set = ~(sigset_t)0;
- return (0);
- }
-
- int
- sigaddset(sigset_t *set, int signo)
- {
- *set |= sigmask(signo);
- return (0);
- }
-
- int
- sigdelset(sigset_t *set, int signo)
- {
- *set &= ~sigmask(signo);
- return (0);
- }
-
- int
- sigismember(const sigset_t *set, int signo)
- {
- return ((*set & ~sigmask(signo)) != 0);
- }
- @
-