Contributed by Cygnus Support.
This file is in the public doamin. */
-/* Set the current signal mask to the set provided, and return the
- previous value */
+/*
+
+@deftypefn Supplemental int sigsetmask (int @var{set})
+
+Sets the signal mask to the one provided in @var{set} and returns
+the old mask (which, for libiberty's implementation, will always
+be the value @code{1}).
+
+@end deftypefn
+
+*/
-#define _POSIX_SOURCE
#include <ansidecl.h>
/* Including <sys/types.h> seems to be needed by ISC. */
#include <sys/types.h>
#include <signal.h>
+extern void abort (void) ATTRIBUTE_NORETURN;
+
#ifdef SIG_SETMASK
int
-DEFUN(sigsetmask,(set),
- int set)
+sigsetmask (int set)
{
- sigset_t new;
- sigset_t old;
+ sigset_t new_sig;
+ sigset_t old_sig;
- sigemptyset (&new);
+ sigemptyset (&new_sig);
if (set != 0) {
abort(); /* FIXME, we don't know how to translate old mask to new */
}
- sigprocmask(SIG_SETMASK, &new, &old);
+ sigprocmask(SIG_SETMASK, &new_sig, &old_sig);
return 1; /* FIXME, we always return 1 as old value. */
}
#endif