[sane-devel] lib functions and empty files

[Oliver Rauch]

Henning Meier-Geinitz wrote:
> 
> Hi,
> 
> The files in the lib/ directory usually look like the following:
> 
> #ifndef HAVE_SOME_FUNCTION
> int
> some_function (int i)
> {
>   some_code;
> }
> #endif

> #else
> static int some_variable;
> #endif

does work something like this? then we do not have to define a variable.

#ifndef HAVE_XYZ
...
#else
#define ALREADY_HAVE_XYZ
#endif

Bye
Oliver

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