Re: How to Build a Tool that uses NSApplication...

[Richard Frith-Macdonald]

On 1 Nov 2006, at 00:22, lloyd.sargent@gmail.com wrote:

> Basically I want to build a tool that does some processing of NSImages
> (but never displays them).
>
> Okay, but when I use the following make file:
>
> include $(GNUSTEP_MAKEFILES)/common.make
>
> TOOL_NAME = ObjectiveC
> ObjectiveC_OBJC_FILES = ObjectiveC.m
>
> include $(GNUSTEP_MAKEFILES)/tool.make
>
> I get a bunch of linker messages:
>
> Making all for tool ObjectiveC...
>  Linking tool ObjectiveC ...
> ./shared_obj/ObjectiveC.o: In function `main':
> ObjectiveC.m:(.text+0x5b4): undefined reference to
> `NSFontAttributeName'

You haven't linked the gui library ... if you look at the  
GNUmakefile.premable in the gui Tools subdirectory you can see how  
this is done for the standard gui tools used in GNUstep.