From: Sonali A. Kale (sonali@pspl.co.in)
Date: Thu Jan 30 2003 - 10:00:35 IST
----- Original Message -----
From: "Harold Ravlin" <hr@sabik.ncsa.uiuc.edu>
To: <sonali@pspl.co.in>
Sent: Thursday, January 30, 2003 3:33 AM
Subject: Re: Status of C++ parser for VOTable?
> Sonali,
>
> Thanks for the source code. I was able to compile it and run the test
> program under gcc 3.1.1.
>
> However, a namespace issue came up when I tried to integrate it into an
> AIPS++ program.
>
> For instance, both the VOTableParser and AIPS++ define Bool, True and
> False:
>
> VOTableParser
> enum Bool {
> True = true,
> False = false,
> Null = 3 // Not NULL since it's value is same as false.
> };
>
> AIPS++
>
> typedef bool Bool;
> const Bool True = true;
> const Bool False = false;
>
> Have you considered using a namespace to minimize issues like this?
>
>
> There are also class name conflicts. For example:
>
> VOTableParser
>
> class Link {
>
> public:
> ...
>
> AIPS++
>
> template<class t> class Link {
> protected:
> t store;
> Link<t> *Next;
> Link<t> *Prev;
> public:
> ...
>
>
> (Last summer, when I wrote a test program to convert from VOTable files to
> AIPS++ tables, I used names like votLink, etc. to minimize possible
> conflicts).
>
>
> I'm also concerned about using filenames like 'error.h'. Wouldn't it be
> possible for the compiler to grab /usr/include/error.h rather than your's?
>
>
>
> Are there any plans to use namespaces with the VOTableParser?
>
>
> Thanks,
>
> Harold
>
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