>> I see two possibilities on the FreeType side:
>>
>> 1. Document that NULL is a valid return value for `atom',
>> corresponding to a property present in the font with a zero
>> string as an argument – the return value
>> `FT_Err_Invalid_Argument' of function `FT_Get_BDF_Property'
>> indicates that the searched property isn't present in the font.
>
> So FT_Get_BDF_Property will returns FT_Err_Invalid_Argument in this
> case? or returning NULL means it's there but it was just an empty
> string?
FT_Get_BDF_Property returns an error code, thus it never returns NULL.
For a valid property with an empty string, the field `prop.u.atom' is
set to NULL (and not to an empty C string).
> Anyway mentioning more details for the above thing in the doc sounds
> good to me.
Definitely :-)
Werner
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