New developer version 0.6.8; added select () function; added demonstrating example...
[ZeXOS.git] / libc / include / sys / select.h
blob84e5abbbcb1e97ac8d403b750df1ad7afcb10f8b
1 /*
2 * ZeX/OS
3 * Copyright (C) 2009 Tomas 'ZeXx86' Jedrzejek (zexx86@zexos.org)
4 * Copyright (C) 2010 Tomas 'ZeXx86' Jedrzejek (zexx86@zexos.org)
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 #ifndef _SELECT_H
21 #define _SELECT_H
23 #include <sys/time.h>
25 #ifndef FD_SETSIZE
26 #define FD_SETSIZE 64
27 #endif
29 typedef struct fd_set {
30 unsigned int count;
31 int fd[FD_SETSIZE];
32 } fd_set;
34 #define FD_ZERO(set) _fd_zero(set)
35 #define FD_ISSET(fd, set) _fd_isset(fd, set)
36 #define FD_SET(fd, set) _fd_set(fd, set)
37 #define FD_CLR(fd, set) _fd_clr(fd, set)
39 extern void _fd_clr (int fd, fd_set *set);
40 extern int _fd_isset (int fd, fd_set *set);
41 extern void _fd_set (int fd, fd_set *set);
42 extern void _fd_zero (fd_set *set);
43 extern int select (int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout);
45 #endif