Update.
[glibc.git] / include / signal.h
blob4196a6f012afdc9a8d23570c1d12a10ad5fb8593
1 #ifndef _SIGNAL_H
2 #if defined __need_sig_atomic_t || defined __need_sigset_t
3 # include <signal/signal.h>
4 #else
5 # include <signal/signal.h>
7 libc_hidden_proto (sigemptyset)
8 libc_hidden_proto (sigfillset)
9 libc_hidden_proto (sigismember)
10 libc_hidden_proto (__sigpause)
12 /* Now define the internal interfaces. */
13 extern __sighandler_t __bsd_signal (int __sig, __sighandler_t __handler);
14 extern int __kill (__pid_t __pid, int __sig);
15 extern int __sigaction (int __sig, __const struct sigaction *__restrict __act,
16 struct sigaction *__restrict __oact);
17 libc_hidden_proto (__sigaction)
18 extern int __sigblock (int __mask);
19 extern int __sigsetmask (int __mask);
20 extern int __sigprocmask (int __how,
21 __const sigset_t *__set, sigset_t *__oset);
22 extern int __sigsuspend (__const sigset_t *__set);
23 libc_hidden_proto (__sigsuspend)
24 extern int __sigwait (__const sigset_t *__set, int *__sig);
25 extern int __sigwaitinfo (__const sigset_t *__set, siginfo_t *__info);
26 extern int __sigtimedwait (__const sigset_t *__set, siginfo_t *__info,
27 __const struct timespec *__timeout);
28 extern int __sigqueue (__pid_t __pid, int __sig,
29 __const union sigval __val);
30 extern int __sigvec (int __sig, __const struct sigvec *__vec,
31 struct sigvec *__ovec);
32 extern int __sigreturn (struct sigcontext *__scp);
33 extern int __sigaltstack (__const struct sigaltstack *__ss,
34 struct sigaltstack *__oss);
35 extern int __libc_sigaction (int sig, const struct sigaction *act,
36 struct sigaction *oact);
37 libc_hidden_proto (__libc_sigaction)
39 extern int __sigpause (int sig_or_mask, int is_sig);
40 extern int __default_sigpause (int mask);
41 extern int __xpg_sigpause (int sig);
45 /* Allocate real-time signal with highest/lowest available priority. */
46 extern int __libc_allocate_rtsig (int __high);
47 #endif
48 #endif