diff options
Diffstat (limited to 'include/sys/select.h')
-rw-r--r-- | include/sys/select.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/sys/select.h b/include/sys/select.h new file mode 100644 index 00000000..c44eada4 --- /dev/null +++ b/include/sys/select.h @@ -0,0 +1,34 @@ +#ifndef _SYS_SELECT_H +#define _SYS_SELECT_H +#ifdef __cplusplus +extern "C" { +#endif + +#define __NEED_size_t +#define __NEED_time_t +#define __NEED_struct_timeval +#define __NEED_struct_timespec +#define __NEED_sigset_t + +#include <bits/alltypes.h> + +#define FD_SETSIZE 1024 + +typedef struct +{ + unsigned long fds_bits[FD_SETSIZE / 8 / sizeof(long)]; +} fd_set; + +#define FD_ZERO(s) do { int __i; unsigned long *__b=(s)->fds_bits; for(__i=sizeof (fd_set)/sizeof (long); __i; __i--) *__b++=0; } while(0) +#define FD_SET(d, s) ((s)->fds_bits[(d)/(8*sizeof(long))] |= (1<<((d)%(8*sizeof(long))))) +#define FD_CLR(d, s) ((s)->fds_bits[(d)/(8*sizeof(long))] &= ~(1<<((d)%(8*sizeof(long))))) +#define FD_ISSET(d, s) ((s)->fds_bits[(d)/(8*sizeof(long))] & (1<<((d)%(8*sizeof(long))))) + +int select (int, fd_set *, fd_set *, fd_set *, struct timeval *); +int pselect (int, fd_set *, fd_set *, fd_set *, const struct timespec *, const sigset_t *); + + +#ifdef __cplusplus +} +#endif +#endif |