select.h

Go to the documentation of this file.

/*
 * This file is part of the µOS++ distribution.
 *   (https://github.com/micro-os-plus)
 * Copyright (c) 2015 Liviu Ionescu.
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom
 * the Software is furnished to do so, subject to the following
 * conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */
 
#ifndef POSIX_IO_SYS_SELECT_H_
#define POSIX_IO_SYS_SELECT_H_
 
// ----------------------------------------------------------------------------
 
#include <unistd.h>
 
#if defined(_POSIX_VERSION)
#include_next <sys/select.h>
#else
 
#include <sys/types.h>
 
#ifdef __cplusplus
extern "C"
{
#endif
 
// ----------------------------------------------------------------------------
 
//  typedef struct
//  {
//  }fd_set;
//
//  struct timeval
//  {
//    time_t tv_sec;      // Seconds.
//    suseconds_t tv_usec;     // Microseconds.
//  };
 
  int
  select (int nfds, fd_set* readfds, fd_set* writefds, fd_set* errorfds,
          struct timeval* timeout);
 
// ----------------------------------------------------------------------------
 
#ifdef __cplusplus
}
#endif
 
#endif /* defined(_POSIX_VERSION) */
 
#endif /* POSIX_IO_SYS_SELECT_H_ */