Michael Wild <[email protected]> writes: > On 26. Jan, 2009, at 15:05, Jesper Eskilson wrote: > >> Bill Hoffman <[email protected]> writes: >> >>> Gopala Krishna wrote: >>>> On Mon, Jan 26, 2009 at 2:29 AM, Bill Hoffman >>>> <[email protected] > wrote: >>>> >>>>> The progress reporting only supports one make at a time in the >>>>> build tree. >>>>> >>>>> -Bill >>>>> >>>> >>>> Is there any documentation somewhere on how the percentage reporting >>>> is implemented ? If not it would really be helpful atleast to get a >>>> hint on which source files to look at. :) >>>> >>>> >>> No, not really, it uses a directory to communicate, and cmake -E >>> cmake_progress_start. If you grep for progress in the source tree >>> and >>> look at the Makefiles you can get the idea. It is going to be very >>> hard to make it work with more than one make in a tree. >> >> If the directory used for communication had a pid as part of its name, >> wouldn't that solve it? Or is it more complicated than that? (I'm just >> curious.) > > Lets say with process 1000 is building target A. Process 2000 is > building target B at the same time. What happens if both depended on > target C (e.g. a library) and tried to build it at the same time > without knowing that there is another process trying to do the very > same thing. This might lead to very buggy builds... > > I don't think this is anything CMake could ever possibly handle, as it > also very strongly depends on the native build system (Make, VS, > Xcode,...)
You're right, of course. (Since Bill said that the progress meter only supported one build at a time, my brain started thinking how that could be implemented, without considering the rest of the build system.) -- /Jesper _______________________________________________ CMake mailing list [email protected] http://www.cmake.org/mailman/listinfo/cmake
