* Copyright (c) 1985, 1989 Regents of the University of California.
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the University of California, Berkeley. The name of the
* University may not 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 MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid
[] = "@(#)signal.c 5.4 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */
* Almost backwards compatible signal.
sigset_t _sigintr
; /* shared with siginterrupt */
struct sigaction sa
, osa
;
sigemptyset(&sa
.sa_mask
);
if (!sigismember(&_sigintr
, s
))
sa
.sa_flags
|= SA_RESTART
;
if (sigaction(s
, &sa
, &osa
) < 0)