Re: Obective-C undefined reference to ___objc_class_name_NSObject on Windows

[Nicola Pero]

> When I use:
>    gcc -o filename  filename.h  -I /c/gnustep/gnustep/system/library/ 
> headers  -L /c/gnustep/gnustep/system/library/libraries
> to compile the file I receive the following errors:
>
> undefined reference to   ___objc_class_name_NSObject
> undefined reference to  ___objc_exec_class
>
> 1- Could you kindly tell me how I can tackle this problem
> 2- How can I set any environmental variables so that I can avoid  
> typing
>        -I /c/gnustep/gnustep/system/library/headers  -L /c/gnustep/ 
> gnustep/system/library/libraries
> every time.

The easiest way to start is to use gnustep-make to compile and link  
your tool for you.  Check

http://www.gnustep.it/nicola/Tutorials/WritingMakefiles/index.html

for a tutorial on writing GNUmakefiles and using gnustep-make.

Thanks