include/signal.h

   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>
   6
   7 /* Now define the internal interfaces.  */
   8 extern __sighandler_t __bsd_signal __P ((int __sig, __sighandler_t __handler));
   9 extern int __kill __P ((__pid_t __pid, int __sig));
  10 extern int __sigblock __P ((int __mask));
  11 extern int __sigsetmask __P ((int __mask));
  12 extern int __sigprocmask __P ((int __how,
  13                                __const sigset_t *__set, sigset_t *__oset));
  14 extern int __sigsuspend __P ((__const sigset_t *__set));
  15 extern int __sigwait __P ((__const sigset_t *__set, int *__sig));
  16 extern int __sigwaitinfo __P ((__const sigset_t *__set, siginfo_t *__info));
  17 extern int __sigtimedwait __P ((__const sigset_t *__set, siginfo_t *__info,
  18                                 __const struct timespec *__timeout));
  19 extern int __sigqueue __P ((__pid_t __pid, int __sig,
  20                             __const union sigval __val));
  21 extern int __sigvec __P ((int __sig, __const struct sigvec *__vec,
  22                           struct sigvec *__ovec));
  23 extern int __sigreturn __P ((struct sigcontext *__scp));
  24 extern int __sigaltstack __P ((__const struct sigaltstack *__ss,
  25                                struct sigaltstack *__oss));
  26 #endif
  27 #endif