[gentoo-dev] Re: Apply patch depending on USE flag

[sf]

Drake Wyrm wrote:
> On Fri, 2004-04-30, 02:31:39 -0400, in
> <200404300231.39292.vapier@g.o>, Mike Frysinger
> <vapier@g.o> wrote:
>
>>On Friday 30 April 2004 02:25 am, Drake Wyrm wrote:
...
>>ive personally used the fact that use echos the flag when building
>>packages ... for example, a package with a crapy build system:
>>for vid in `use sdl` `use X` `use opengl` `use svga` ; do
>>    make clean
>>    make VID=$vid
>>    mv binary ../binary.$vid
>>done
>
>
> That's beautiful. Now, there's an example of elegance!

Beautiful? It is an example of code replication!

What about about the following?

for vid in sdl X opengl svga; do
     if use $vid; then
         make clean
         make VID=$vid
         mv binary ../binary.$vid
     fi
done


Regards

	Stephan


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