This is basically what it is:http://en.wikipedia.org/wiki/Pragma_once
It does not say it's only Microsoft, it's "non-standard but widely supported". The argument that C++ is ISO standard makes me Laugh Out Loud.
In my opinion, the problem is not "
", the problem is "
" :-). We still have "
", in XXI century — my congratulations, Ladies and Gentlemen.
Thanks goodness, I had enough alternatives even in the world of native-platform programming and in lowest level.—SA