"copy" should always overwrite.

"copy_if_different" will conditionally overwrite, only if the contents
of the two files are different.

If "copy" was not overwriting something when it should have been,
please send steps to reproduce the issue, because that would be a bug.


HTH,
David C.



On Fri, Oct 14, 2016 at 1:47 PM, Aaron Boxer <boxe...@gmail.com> wrote:
> Never mind, figured this one out:
>
> use copy_if_different
>
> On Fri, Oct 14, 2016 at 1:34 PM, Aaron Boxer <boxe...@gmail.com> wrote:
>>
>> I have the following lines in my cmake file
>>
>>
>> foreach(f ${MyFiles})
>>   add_custom_command(TARGET ${OPENJPEG_PLUGIN_NAME} PRE_BUILD
>>                      COMMAND ${CMAKE_COMMAND} -E
>>                          copy ${f} $<TARGET_FILE_DIR:${MY_FOLDER}>)
>> endforeach()
>>
>> in order to copy MyFiles to MyFolder.
>>
>>
>> If these files already exist, I would like copy to overwrite the old file.
>> Is there a flag to pass to copy to force this to overwrite?
>>
>> Thanks!
>> Aaron
>
>
>
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