On 28.05.2013 22:07, Matthew Woehlke wrote: > Is there a built-in way to write a string to a file (a la FILE(WRITE)) > that will only write the file if the content would be different? (Or > does FILE(WRITE) already work this way despite no obvious hint in the > documentation that it does?) > > Right now I am writing to a temporary file and running cmake -E > copy_if_different, then removing the temporary file, but this seems > inelegant and I am wondering if there is a better solution. >
AFAIK the file is written unconditionally, but you can then use configure_file(... COPYONLY) instead of a round-about execute_process() that calls cmake -E copy_if_different. 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
