diff options
Diffstat (limited to 'include/ntp_select.h')
| -rw-r--r-- | include/ntp_select.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/ntp_select.h b/include/ntp_select.h new file mode 100644 index 0000000000000..2c0fbeec980f7 --- /dev/null +++ b/include/ntp_select.h @@ -0,0 +1,35 @@ +/* + * Not all machines define FD_SET in sys/types.h + */ +#ifndef NTP_SELECT_H +#define NTP_SELECT_H /* note: tested by include/l_stdlib.h */ + +/* Was: (defined(RS6000)||defined(SYS_PTX))&&!defined(_BSD) */ +/* Could say: !defined(FD_SET) && defined(HAVE_SYS_SELECT_H) */ +/* except FD_SET can legitimately be a typedef... */ +#if defined(HAVE_SYS_SELECT_H) && !defined(_BSD) +# ifndef SYS_VXWORKS +# include <sys/select.h> +# else +# include <sockLib.h> +extern int select(int width, fd_set *pReadFds, fd_set *pWriteFds, + fd_set *pExceptFds, struct timeval *pTimeOut); +# endif +#endif + +#if !defined(FD_SET) +# define NFDBITS 32 +# define FD_SETSIZE 32 +# define FD_SET(n, p) ((p)->fds_bits[(n)/NFDBITS] |= (1 << ((n) % NFDBITS))) +# define FD_CLR(n, p) ((p)->fds_bits[(n)/NFDBITS] &= ~(1 << ((n) % NFDBITS))) +# define FD_ISSET(n, p) ((p)->fds_bits[(n)/NFDBITS] & (1 << ((n) % NFDBITS))) +# define FD_ZERO(p) memset((p), 0, sizeof(*(p))) +#endif + +#if defined(VMS) +typedef struct { + unsigned int fds_bits[1]; +} fd_set; +#endif + +#endif /* NTP_SELECT_H */ |