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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) 1985, 1989 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.
- */
-
- #if defined(LIBC_SCCS) && !defined(lint)
- static char sccsid[] = "@@(#)signal.c 5.5 (Berkeley) 6/1/90";
- #endif /* LIBC_SCCS and not lint */
-
- /*
- * Almost backwards compatible signal.
- */
- #define KERNEL
- #include "ixemul.h"
-
- sig_t
- signal(int s, sig_t a)
- {
- struct sigaction sa, osa;
-
- sa.sa_handler = a;
- sigemptyset(&sa.sa_mask);
- sa.sa_flags = 0;
- sa.sa_flags |= SA_RESTART;
- if (syscall (SYS_sigaction, s, &sa, &osa) < 0)
- return (BADSIG);
- return (osa.sa_handler);
- }
- @
-