Re: [boost] Strings and thread safety

From: Philippe Vaucher (philippe.vaucher_at_[hidden])
Date: 2006-09-08 11:23:52

>
> So what?  Those stack types are free to reference global data. And in the
> case
> of stringstream, in combination with operators<< and operator>>, they most
> certainly do access global data in the form of locales and facets.

Sure, I wanted to clear that out :)

Well again, please show me in the lexical_cast documentation the line that
> indicates that it is a 'thread-safe' operation.  You won't find it because
> it
> isn't.  You have the issues of both the internal implementation and the
> types
> being converted to/from (eg: string) using global data in their
> implementation.  Since lexical_cast is generic, it has no way of
> controlling
> the thread safety of user defined types and their associated operator>>
> and
> operator<<.

I never said lexical_cast was thread safe :)
I've heard on some compilers you can tell the stdlib to be threadsafe tho.

Thank you for your explanations.
Philippe