[CMake] list of lists -possible?

[Clinton Stimpson]

On Wednesday, June 02, 2010 11:02:18 am Hendrik Sattler wrote:
> Am Mittwoch 02 Juni 2010, 18:34:56 schrieb Clinton Stimpson:
> > On Wednesday, June 02, 2010 10:24:44 am Doug Reiland wrote:
> > > Is it possible to implement a list of lists. The following example
> > > shows cmake ending up with a list with 6 elements instead of
> > > a list with 2 elements with each element being a list with 3 elements
> > > 
> > > set(fooa 1 2 3)
> > > set(foob a b c)
> > > message(${fooa})
> > > message("${fooa}")
> > > message("${foob}")
> > > list(APPEND foos "${fooa}")
> > > list(APPEND foos "${foob}")
> > > message("${foos}")
> > > foreach (a ${foos})
> > > message(${a})
> > > endforeach()
> > 
> > You can put the name of the list in another list, instead of its
> > contents. And use a nested foreach to extract all of the contents.
> 
> I couldn't find a non-hackish way to include a variable into a cmake list,
> e.g. a java classpath argument into a cmake list of command line options.
> IMHO, escaping the ';' would allow this but I couldn't find out how :-(
> 

How about using colons instead?  At least that is what I see in the java docs.
Or use string(REPLACE ...) to replace ";" with "\;"

Clint