Re: [getdata-devel] GETDATA_C89_API

[Peter K. <syn...@gm...>]

D. V. Wiebe wrote:
> On Wed, Jul 28, 2010 at 06:47:15PM +0200, Peter K?mmel wrote:
>> MSVC doesn't support C99, so I'm forced to use the macro GETDATA_C89_API.
>>
>> To test if GETDATA_C89_API is fully supported I simply defined it in the
>> generated getdata.h when compiling with gcc. But there where are many errors.
>>
>> Therefore my question: Is GETDATA_C89_API fully supported?
>>
>> Peter
> 
> Unfortunately, building GetData requires a somewhat C99-compliant compiler. 
> 
> The GETDATA_C89_API macro only affects the public header file and is intended
> for code linking to libgetdata.  (Including, GetData's own C++ bindings, since
> C++-98 isn't ABI compatible with FORTRAN-style complex data.)

OK, then I misunderstood the macro.

> 
> I think the C99 only features that GetData makes use of are:
> * complex math (complex.h)
> * standard types (inttypes.h)
> 
> and then some things which most C compilers already did:
> * // comments
> * long long int
> * intermixing of variable declarations and code
> * __VAR_ARGS__ CPP macros
> 
> The standard types stuff can be sorted by autotools.  The complex math
> would be trickier, but I think it could be done.  I can add "C89-ise" to
> the TODO.
> 
> Does kst even support complex data?  The easy solution might be to have
> a C89 build of GetData which just ifdef out the complex math parts.  If
> MSVC has partial C99 support, maybe we can work around the parts it's
> missing?

Before fiddling around with MS's obsolete compiler I would prefer
to compile all with C++. See next mail.

Peter


> 
> Let me know what you need,
> -dvw