[PATCH 3/6] Split sparc out of main Linux kernel-features.h.
[glibc.git] / include / signal.h
blob16a7a4289aca1bac7ecd1472632d5128de86df52
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 # ifndef _ISOMAC
8 libc_hidden_proto (sigemptyset)
9 libc_hidden_proto (sigfillset)
10 libc_hidden_proto (sigaddset)
11 libc_hidden_proto (sigdelset)
12 libc_hidden_proto (sigismember)
13 libc_hidden_proto (__sigpause)
14 libc_hidden_proto (raise)
15 libc_hidden_proto (__libc_current_sigrtmin)
16 libc_hidden_proto (__libc_current_sigrtmax)
17 libc_hidden_proto (_sys_siglist)
19 /* Now define the internal interfaces. */
20 extern __sighandler_t __bsd_signal (int __sig, __sighandler_t __handler);
21 extern int __kill (__pid_t __pid, int __sig);
22 extern int __sigaction (int __sig, const struct sigaction *__restrict __act,
23 struct sigaction *__restrict __oact);
24 libc_hidden_proto (__sigaction)
25 extern int __sigblock (int __mask);
26 extern int __sigsetmask (int __mask);
27 extern int __sigprocmask (int __how,
28 const sigset_t *__set, sigset_t *__oset);
29 extern int __sigsuspend (const sigset_t *__set);
30 libc_hidden_proto (__sigsuspend)
31 #ifndef NO_CANCELLATION
32 extern int __sigsuspend_nocancel (const sigset_t *__set) attribute_hidden;
33 #endif
34 extern int __sigwait (const sigset_t *__set, int *__sig);
35 libc_hidden_proto (__sigwait)
36 extern int __sigwaitinfo (const sigset_t *__set, siginfo_t *__info);
37 libc_hidden_proto (__sigwaitinfo)
38 extern int __sigtimedwait (const sigset_t *__set, siginfo_t *__info,
39 const struct timespec *__timeout);
40 libc_hidden_proto (__sigtimedwait)
41 extern int __sigqueue (__pid_t __pid, int __sig,
42 const union sigval __val);
43 extern int __sigvec (int __sig, const struct sigvec *__vec,
44 struct sigvec *__ovec);
45 extern int __sigreturn (struct sigcontext *__scp);
46 extern int __sigaltstack (const struct sigaltstack *__ss,
47 struct sigaltstack *__oss);
48 extern int __libc_sigaction (int sig, const struct sigaction *act,
49 struct sigaction *oact);
50 libc_hidden_proto (__libc_sigaction)
52 extern int __sigpause (int sig_or_mask, int is_sig);
53 extern int __default_sigpause (int mask);
54 extern int __xpg_sigpause (int sig);
56 /* Simplified sigemptyset() implementation without the parameter checking. */
57 #undef __sigemptyset
58 #define __sigemptyset(ss) \
59 ({ __builtin_memset (ss, '\0', sizeof (sigset_t)); 0; })
62 /* Allocate real-time signal with highest/lowest available priority. */
63 extern int __libc_allocate_rtsig (int __high);
64 # endif
65 #endif
66 #endif