Re: Category Unknown ?

[Andreas Buff]

Hi,

sorry for the bump.

Is this list dead or is my question too stupid?

:-/

Am 07.10.21 um 10:30 schrieb Andreas Buff:
> Hi!
>
> I am new to GNUstep.
>
> I am building an executable on Linux. Using include
> `$(GNUSTEP_MAKEFILES)/tool.make`.
>
> It's linked to a static lib that has also be build with GNUstep. The lib
> contains Categories.
>
> The executable builds fine but has errors at runtime not recognizing
> methods defined in the static lib's Category:
>
> "Uncaught exception NSInvalidArgumentException, reason:
> ClassNameOfClassTheCategoryExtends(instance) does not recognize
> nameOfMethodInCategory"
>
> I am trying to fix that by passing `-ObjC` to the linker flags (also
> tried `-all_load`) in the executable's GNUmakefile:
>
> `ADDITIONAL_LDFLAGS =  -ObjC -all_load`
>
> But that seems to be ignored by clang. Here is the relevant output of
> `make install messages=yes debug=yes`
>
> ```
> clang: warning: argument unused during compilation: '-ObjC'
> [-Wunused-command-line-argument]
> clang: warning: argument unused during compilation: '-all_load'
> [-Wunused-command-line-argument]
> ```
>
> Any help or hint is appreciated.
>
> 🖖
> Andreas
>

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