[CMake] file1 newer than file2 test

[David Cole]

See also the "IS_NEWER_THAN" clause of the IF command.
http://www.cmake.org/cmake/help/cmake2.6docs.html#command:if


On Fri, Sep 25, 2009 at 1:47 PM, James Bigler <jamesbigler at gmail.com> wrote:

> Is there a way to test if one file is newer than another file?  Something
> along the lines if "cmake -E compare_files", but for time stamps?
>
> I need to copy dlls into the binary directory, but I want to do it
> conservatively.  Also I need different versions for Debug and Release, so
> add_custom_command doesn't work due to the lack of configuration specific
> dependencies.
>
> Ultimately, what I think I'll have to do is generate a script that takes
> the build configuration as a parameter and runs copy_if_different as a post
> build command for a given target.
>
> James
>
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