On 11/25/2011 02:52 PM, Daniel Dekkers wrote: > Hi, > > > > I know it should be out there somewhere in the documentation, but can’t > find it. > > How do I check for an empty list? > > I can use LIST(LENGTH MYLIST LISTCOUNT) with an extra variable LISTCOUNT > but isn’t there a single command? > > > > Thanks, > > Daniel >
An empty list is an empty variable, and evaluates to FALSE. So you can use if(NOT MYLIST) message("Either MYLIST is empty or otherwise FALSE") endif() Michael -- Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the CMake FAQ at: http://www.cmake.org/Wiki/CMake_FAQ Follow this link to subscribe/unsubscribe: http://www.cmake.org/mailman/listinfo/cmake