OK, I think It is better to stick to my first option. That looks better.

Thank you for all your suggestions.

Abid K.


On Mon, Jun 30, 2014 at 4:56 PM, Jakub Zakrzewski <[email protected]>
wrote:

>  That's because now you've set prefix to empty string and it'll be
> expanded to nothing. VERBATIM made the empty quotes appear because they
> were put directly as parameter.
>
>
>
> I think if you set(prefix "\"\"") it'll do the trick.
>
>
>
> *From:* CMake [mailto:[email protected]] *On Behalf Of *abid rahman
> *Sent:* Montag, 30. Juni 2014 13:14
> *To:* Nils Gladitz
> *Cc:* [email protected]
> *Subject:* Re: [CMake] Passing empty arguments to add_custom_command
>
>
>
> Thank you Nils, VERBATIM really worked for me as shown below:
>
> *add_custom_command(*
>
> *    OUTPUT ${some_files}*
>
> *    COMMAND ${PYTHON_EXECUTABLE} test.py "" ${src} ${dst}*
>
> *    DEPENDS ${....... all deps ......}*
>
> *    VERBATIM )*
>
>
>
> But now got a new question. I tried setting a variable and passing it, but
> it didn't work. as shown below:
>
>
> *set(prefix "") add_custom_command(*
>
> *    OUTPUT ${some_files}*
>
> *    COMMAND ${PYTHON_EXECUTABLE} test.py ${prefix} ${src} ${dst}*
>
> *    DEPENDS ${....... all deps ......} )*
>
>
>
> Any idea why?
>
>
>   Abid K.
>
>
>
> On Mon, Jun 30, 2014 at 1:35 PM, Nils Gladitz <[email protected]>
> wrote:
>
> On 06/30/2014 09:42 AM, abid rahman wrote:
>
>  Hello,
>
> I need to execute following  command with add_custom_command:
>
> *python test.py "" src dst*
>
>
>
> The first argument is empty. Sometimes it may have some text. So Python
> process the args as [test.py, "", src, dst]. But when I do the same with
> add_custom_command, the empty argument is not considered, instead src is
> considered as second argument.
>
> I did it as follows:
>
> *add_custom_command(
> *
> *    OUTPUT ${some_files}
> *
> *    COMMAND ${PYTHON_EXECUTABLE} test.py "" ${src} ${dst}
> *
> *    DEPENDS ${....... all deps ......} )*
>
>
>
> So what is the best method to pass empty arguments to cmake
> add_custom_command?
> Abid K.
>
>
> Try adding VERBATIM.
>
> Nils
>
>
>
-- 

Powered by www.kitware.com

Please keep messages on-topic and check the CMake FAQ at: 
http://www.cmake.org/Wiki/CMake_FAQ

Kitware offers various services to support the CMake community. For more 
information on each offering, please visit:

CMake Support: http://cmake.org/cmake/help/support.html
CMake Consulting: http://cmake.org/cmake/help/consulting.html
CMake Training Courses: http://cmake.org/cmake/help/training.html

Visit other Kitware open-source projects at 
http://www.kitware.com/opensource/opensource.html

Follow this link to subscribe/unsubscribe:
http://public.kitware.com/mailman/listinfo/cmake

Reply via email to