[CMake] EXECUTE_PROCESS - I can't copy files on Windows

[Filipe Sousa]

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Vitor Vasconcelos Araujo Silva wrote:
> 	Hello all,
> 
> 	I'm experiencing a problem in EXECUTE_PROCESS command.
> 	
> 	My test set needs some image files to execute. On Linux, it works fine 
> with "make test" because I use the same directory to source code and to 
> build.
> 	On Windows (Visual Studio) the file is built in the /Release directory. 
> It's not a problem, but I have to copy the image files that are inside 
> the SOURCE_DIR to BINARY_DIR. Otherwise, the RUN_TESTS project reports 
> an execution error (of course, the files are missing. If a manually copy 
> them inside the directory, it works fine). I use the code below:
> 
>    IF (WIN32)
> 
>       STRING (REGEX REPLACE "/" "\\\\" TESTSUITE_SOURCE_DIR_WINDOWS 
> ${TESTSUITE_SOURCE_DIR})
> 
>       STRING (REGEX REPLACE "/" "\\\\" TESTSUITE_BINARY_DIR_WINDOWS 
> ${TESTSUITE_BINARY_DIR})
> 
>       SET (ARGS_PBM_COPY \"${TESTSUITE_SOURCE_DIR_WINDOWS}*.pbm\" " " 
> \"${TESTSUITE_BINARY_DIR_WINDOWS}\")

You can convert to native paths with FILE(TO_NATIVE_PATH path result)

>       MESSAGE ("--- Copying TEST files arguments needed to performe unit 
> tests...")
>       MESSAGE ("copy " ${ARGS_PBM_COPY})
> 
>       EXECUTE_PROCESS(COMMAND copy ${ARGS_PBM_COPY}
> 		     RESULT_VARIABLE result)

try ${CMAKE_COMMAND} -E copy (or copy_if_different) instead a see if it
works.

>       MESSAGE ("My result: " ${result})
> 
>    ENDIF (WIN32)
> 
> 	I tested all strings and they works well when I try them by hand.
> 	To clarify a little bit more, my "result" is: Impossible to find files. 
> If I try the ERROR_VARIABLE, nothing is set.
> 	I tried before the EXEC_PROGRAM command as in the Mastering CMake book 
> chaging after to EXECUTE_PROCESS. The both gave me the same errors.
> 	I'm using Windows XP.
> 	On Linux I don't need to copy the files, but as a test, I've tried and 
> it worked as well (not copy, but cp).
> 	Am I doing something wrong? Or that are any better options?
> 	Thanks in advance,
> 
> 	Vitor Vasconcelos
> 	INRIA Lorraine
> _______________________________________________
> CMake mailing list
> CMake at cmake.org
> http://www.cmake.org/mailman/listinfo/cmake
> 

- --
Filipe Sousa
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