glibc/include/signal.h
Roland McGrath b894c2ea7e * sysdeps/unix/sysv/linux/ia64/sigsuspend.c: File removed.
* sysdeps/unix/sysv/linux/x86_64/sigsuspend.c: File removed.
	* sysdeps/unix/sysv/linux/s390/s390-64/sigsuspend.c: File removed.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sigsuspend.c: File removed.

	* sysdeps/unix/sysv/linux/not-cancel.h (pause_not_cancel): New macro.
	(nanosleep_not_cancel): New macro.
	(sigsuspend_not_cancel): new macro.
	* sysdeps/unix/sysv/linux/sigsuspend.c [__ASSUME_REALTIME_SIGNALS]
	(do_sigsuspend): Define as inline.
	(__sigsuspend): Always use do_sigsuspend.
	[! NO_CANCELLATION] (__sigsuspend_nocancel): New function.
	* include/signal.h: Declare __sigsuspend_nocancel.
	* sysdeps/posix/pause.c
	[! NO_CANCELLATION] (__pause_nocancel): New function.

	* include/unistd.h (__pause_nocancel): Add attribute_hidden.
	* include/time.h (__nanosleep_nocancel): Likewise.
2006-07-31 05:58:51 +00:00

63 lines
2.3 KiB
C

#ifndef _SIGNAL_H
#if defined __need_sig_atomic_t || defined __need_sigset_t
# include <signal/signal.h>
#else
# include <signal/signal.h>
libc_hidden_proto (sigemptyset)
libc_hidden_proto (sigfillset)
libc_hidden_proto (sigaddset)
libc_hidden_proto (sigdelset)
libc_hidden_proto (sigismember)
libc_hidden_proto (__sigpause)
libc_hidden_proto (raise)
libc_hidden_proto (__libc_current_sigrtmin)
libc_hidden_proto (__libc_current_sigrtmax)
/* Now define the internal interfaces. */
extern __sighandler_t __bsd_signal (int __sig, __sighandler_t __handler);
extern int __kill (__pid_t __pid, int __sig);
extern int __sigaction (int __sig, __const struct sigaction *__restrict __act,
struct sigaction *__restrict __oact);
libc_hidden_proto (__sigaction)
extern int __sigblock (int __mask);
extern int __sigsetmask (int __mask);
extern int __sigprocmask (int __how,
__const sigset_t *__set, sigset_t *__oset);
extern int __sigsuspend (__const sigset_t *__set);
libc_hidden_proto (__sigsuspend)
#ifndef NO_CANCELLATION
extern int __sigsuspend_nocancel (__const sigset_t *__set) attribute_hidden;
#endif
extern int __sigwait (__const sigset_t *__set, int *__sig);
libc_hidden_proto (__sigwait)
extern int __sigwaitinfo (__const sigset_t *__set, siginfo_t *__info);
libc_hidden_proto (__sigwaitinfo)
extern int __sigtimedwait (__const sigset_t *__set, siginfo_t *__info,
__const struct timespec *__timeout);
libc_hidden_proto (__sigtimedwait)
extern int __sigqueue (__pid_t __pid, int __sig,
__const union sigval __val);
extern int __sigvec (int __sig, __const struct sigvec *__vec,
struct sigvec *__ovec);
extern int __sigreturn (struct sigcontext *__scp);
extern int __sigaltstack (__const struct sigaltstack *__ss,
struct sigaltstack *__oss);
extern int __libc_sigaction (int sig, const struct sigaction *act,
struct sigaction *oact);
libc_hidden_proto (__libc_sigaction)
extern int __sigpause (int sig_or_mask, int is_sig);
extern int __default_sigpause (int mask);
extern int __xpg_sigpause (int sig);
/* Simplified sigemptyset() implementation without the parameter checking. */
#undef __sigemptyset
#define __sigemptyset(ss) (__builtin_memset (ss, '\0', sizeof (sigset_t)), 0)
/* Allocate real-time signal with highest/lowest available priority. */
extern int __libc_allocate_rtsig (int __high);
#endif
#endif