include/poll.h

   1 #ifndef _POLL_H
   2 #define _POLL_H
   3
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7
   8 #include <features.h>
   9
  10 #include <bits/poll.h>
  11
  12 #define POLLIN     0x001
  13 #define POLLPRI    0x002
  14 #define POLLOUT    0x004
  15 #define POLLERR    0x008
  16 #define POLLHUP    0x010
  17 #define POLLNVAL   0x020
  18 #define POLLRDNORM 0x040
  19 #define POLLRDBAND 0x080
  20 #ifndef POLLWRNORM
  21 #define POLLWRNORM 0x100
  22 #define POLLWRBAND 0x200
  23 #endif
  24 #ifndef POLLMSG
  25 #define POLLMSG    0x400
  26 #define POLLRDHUP  0x2000
  27 #endif
  28
  29 typedef unsigned long nfds_t;
  30
  31 struct pollfd
  32 {
  33         int fd;
  34         short events;
  35         short revents;
  36 };
  37
  38 int poll (struct pollfd *, nfds_t, int);
  39
  40 #ifdef _GNU_SOURCE
  41 #define __NEED_time_t
  42 #define __NEED_struct_timespec
  43 #define __NEED_sigset_t
  44 #include <bits/alltypes.h>
  45 int ppoll(struct pollfd *, nfds_t, const struct timespec *, const sigset_t *);
  46 #endif
  47
  48 #ifdef __cplusplus
  49 }
  50 #endif
  51
  52 #endif