Boost has portable threads for C++ right now... in fact, the next C++ release (due out this year) will include threads by default. http://en.wikipedia.org/wiki/

Boost has portable threads for C++ right now... in fact, the next C++ release (due out this year) will include threads by default. http://en.wikipedia.org/wiki/C%2B%2B0x#Threading_facilities http://en.wikipedia.org/wiki/C%2B%2B0x#Threading_facilities