1 /* Version of sigsetmask.c
2 Written by Steve Chamberlain (sac@cygnus.com).
3 Contributed by Cygnus Support.
4 This file is in the public doamin. */
8 @deftypefn Supplemental int sigsetmask (int @var{set})
10 Sets the signal mask to the one provided in @var{set} and returns
11 the old mask (which, for libiberty's implementation, will always
12 be the value @code{1}).
19 /* Including <sys/types.h> seems to be needed by ISC. */
20 #include <sys/types.h>
23 extern void abort (void) ATTRIBUTE_NORETURN
;
32 sigemptyset (&new_sig
);
34 abort(); /* FIXME, we don't know how to translate old mask to new */
36 sigprocmask(SIG_SETMASK
, &new_sig
, &old_sig
);
37 return 1; /* FIXME, we always return 1 as old value. */