eventfd.h raw

   1  #ifndef _SYS_EVENTFD_H
   2  #define _SYS_EVENTFD_H
   3  
   4  #ifdef __cplusplus
   5  extern "C" {
   6  #endif
   7  
   8  #include <stdint.h>
   9  #include <fcntl.h>
  10  
  11  typedef uint64_t eventfd_t;
  12  
  13  #define EFD_SEMAPHORE 1
  14  #define EFD_CLOEXEC O_CLOEXEC
  15  #define EFD_NONBLOCK O_NONBLOCK
  16  
  17  int eventfd(unsigned int, int);
  18  int eventfd_read(int, eventfd_t *);
  19  int eventfd_write(int, eventfd_t);
  20  
  21  
  22  #ifdef __cplusplus
  23  }
  24  #endif
  25  
  26  #endif /* sys/eventfd.h */
  27