LXR linux/include/uapi/asm-generic/poll.h

   1#ifndef __ASM_GENERIC_POLL_H
   2#define __ASM_GENERIC_POLL_H
   3
   4/* These are specified by iBCS2 */
   5#define POLLIN          0x0001
   6#define POLLPRI         0x0002
   7#define POLLOUT         0x0004
   8#define POLLERR         0x0008
   9#define POLLHUP         0x0010
  10#define POLLNVAL        0x0020
  11
  12/* The rest seem to be more-or-less nonstandard. Check them! */
  13#define POLLRDNORM      0x0040
  14#define POLLRDBAND      0x0080
  15#ifndef POLLWRNORM
  16#define POLLWRNORM      0x0100
  17#endif
  18#ifndef POLLWRBAND
  19#define POLLWRBAND      0x0200
  20#endif
  21#ifndef POLLMSG
  22#define POLLMSG         0x0400
  23#endif
  24#ifndef POLLREMOVE
  25#define POLLREMOVE      0x1000
  26#endif
  27#ifndef POLLRDHUP
  28#define POLLRDHUP       0x2000
  29#endif
  30
  31#define POLLFREE        0x4000  /* currently only for epoll */
  32
  33#define POLL_BUSY_LOOP  0x8000
  34
  35struct pollfd {
  36        int fd;
  37        short events;
  38        short revents;
  39};
  40
  41#endif  /* __ASM_GENERIC_POLL_H */
  42