what is the point of the IMPL_RTL_STRINGNAME macro?

[Stephan Bergmann]

On 10/31/2013 09:46 AM, Noel Grandin wrote:
> There are some odd macros here:
>
>     http://opengrok.libreoffice.org/xref/core/sal/rtl/string.cxx#58
>
> which look like:
>
>       #define IMPL_RTL_STRINGNAME( n )    rtl_string_ ## n
>
> and then they are used in the code like this:
>
>      IMPL_RTL_STRINGNAME( release )( *pTarget );
>
> and in methods definitions like this:
>
>      static IMPL_RTL_STRINGDATA* IMPL_RTL_STRINGNAME( ImplAlloc )(
> sal_Int32 nLen )
>
>
> I'm not seeing the points of these macros?
> They make the methods in questions invisible to OpenGrok and grep and
> they don't seem to add any value.

Those IMPL_RTL_* macros are for use in the #include "strtmpl.cxx" a few 
lines further down.  Sort of poor man's templates, to do code sharing 
among string.cxx and ustring.cxx.

Uses of the macros directly in string.cxx could be resolved, of course.

Stephan