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