Re: [Mingw-users] __gnuc_va_list

[Alessandro A. <ant...@gm...>]

> Are you using Cygwin's compiler, or MinGW's?

I am using Cygwin's.

>> In some C++ functions I am using the type
>> "va_list" as argument. It is defined as "__gnuc_va_list" in GCC 3.4.4 include
>> directory but I cannot find it in the GCC 4.3.4 directory. Is this right?
>> Where is it now?
>
> The C++ standard has always required std::va_list, so do this:
>  #include <cstdarg>
> and let the compiler find its own header. If that doesn't work,
> then the compiler is either defective or incorrectly installed.
>
> std::va_list is an opaque type, so it's not really useful to know
> what internal type it corresponds to. It works with <cstdarg>
> macros such as va_start. Any other attempted use is dangerous.
>
> The <cstdarg> header is required for backward compatibility with
> C, but its facilities are rarely used in C++ programs. Function
> overloading is usually a better solution. What actual problem are
> you trying to solve?

Ok, Greg. Really thanks. I was trying to set the correct list of include
directories by hand and that was the problem. Just for notice, I have a
"string" class that can format text just like sprintf() does. This is way I am
using the 'va_list' type.

Thanks, problem solved.

-- 
Alessandro Antonello