Show us the surrounding code (i.e. -- the actual copy command)
On Thu, Feb 10, 2011 at 10:40 AM, Clifford Yapp <cliffy...@gmail.com> wrote: > I'm seeing an extremely strange behavior with > add_custom_command/add_custom_target, and I'm not sure what's causing > it. > > Background: I'm trying to copy large numbers of files in batch lots > during the make process, with a custom target that depends on a list > of files and runs a single copy process (cmake -P file.cmake where > file.cmake contains the list and the FILE(COPY command) to copy them > all in one gulp if any of them changes. > > This works, but some of the copy processes do not terminate (i.e. > multiple calls to make result in the copy happening each time, even > though the files have already been copied.) The termination failures > appear to be consistent, but for the life of me I can't figure out > what is causing them. I have a list: > > SET(tclscripts_TCLSCRIPTS > ami.tcl > ampi.tcl > cad_clrpick.tcl > cad_dialog.tcl > chkexterns.tcl > fs_dialog.tk > helpcomm.tcl > helplib.tcl > hoc.tcl > html_library.tcl > libdm.tcl > menu_override.tcl > mouse.tcl > vmath.tcl > ) > > This list fails every time to terminate. However, if I comment out > either the first or the second entry (but NOT other entries, although > my testing has not been exhaustive) it DOES terminate. There is > nothing special about either of the two first files that I can > discover. Also, if I comment out one of those two and add another > file, the termination failure returns. > > It's not terribly critical, but it is rather disturbing that these > copy commands keep getting run when I can't see any reason for it. > Has anybody seen behavior like this? How would I check what is > triggering the copy? I can try to cook up a more minimal test case if > there is a need, but it's difficult to be sure I can reproduce it in a > contained test because I don't know for sure what's happening. Any > help appreciated. > > Thanks, > CY > _______________________________________________ > 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 >
_______________________________________________ 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