| /* Version of sigsetmask.c |
| Written by Steve Chamberlain (sac@cygnus.com). |
| 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 */ |
| |
| #define _POSIX_SOURCE |
| #include <ansidecl.h> |
| /* Including <sys/types.h> seems to be needed by ISC. */ |
| #include <sys/types.h> |
| #include <signal.h> |
| |
| #ifdef SIG_SETMASK |
| int |
| DEFUN(sigsetmask,(set), |
| int set) |
| { |
| sigset_t new; |
| sigset_t old; |
| |
| sigemptyset (&new); |
| if (set != 0) { |
| abort(); /* FIXME, we don't know how to translate old mask to new */ |
| } |
| sigprocmask(SIG_SETMASK, &new, &old); |
| return 1; /* FIXME, we always return 1 as old value. */ |
| } |
| #endif |