> However, I'm having trouble understanding how the tool system works. The
> wiki page on creating tools
> is too high-level for me, since it assumes knowledge of waf's inner
> workings.

> My intention is to make a basic tool which would allow usage like the
> following:

> sources = ['index.html']

> def configure( ctx ):
>     ctx.load( 'htmlcompressor' )

> def build( bld ):
>     bld.compress_html( sources )

> I have attached what I have so far, but it's not working. I created the task
> class,
> but how do I use it in the build function ?

> On Tue, Oct 2, 2012 at 2:03 PM, Mihai Rotaru wrote:
> > I'm working on a waf tool for htmlcompressor.

> > However, I'm having trouble understanding how the tool system works. The
> > wiki page on creating tools
> > is too high-level for me, since it assumes knowledge of waf's inner
> > workings.

> > My intention is to make a basic tool which would allow usage like the
> > following:

> > sources = ['index.html']

> > def configure( ctx ):
> >     ctx.load( 'htmlcompressor' )

> > def build( bld ):
> >     bld.compress_html( sources )

> > I have attached what I have so far, but it's not working. I created the
> task
> > class,
> > but how do I use it in the build function ?

> You could call bld(source='foo.html') for example, but since your tool
> does not specify output files, it would not work. Try something like
> this instead:

> @waflib.Configure.conf
> def compress_html(ctx, lst)
>   for x in lst:
>     bld(rule='java -jar ${HTML_COMPRESSOR} ${SRC} -o ${TGT}',
> source=x, target="html/%s" % x)

> Thomas