boost_has_sched_yield.cxx

来自「boost库提供标准的C++ API 配合dev c++使用,功能更加强大」· CXX 代码 · 共 35 行

//  (C) Copyright John Maddock 2001. 
//  Use, modification and distribution are subject to the 
//  Boost Software License, Version 1.0. (See accompanying file 
//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

//  See http://www.boost.org/libs/config for most recent version.

//  MACRO:         BOOST_HAS_SCHED_YIELD
//  TITLE:         sched_yield
//  DESCRIPTION:   The platform supports POSIX standard API sched_yield.

#include <pthread.h>


namespace boost_has_sched_yield{

void f()
{
    // this is never called, it just has to compile:
    int res = sched_yield();
    (void) &res;
}

int test()
{
   return 0;
}

}