[CMake] Environment variable for a custom command

[Gregory C. Sharp]

Bill Hoffman wrote:
> Gregory C. Sharp wrote:
>>
>> I found this little tidbit in the FAQ:
>>
>>   [E]nvironment variables SET in the CMakeLists.txt only take
>>   effect for cmake itself, so you cannot use this method to set
>>   an environment variable that a custom command might need.
>>
>> I would like to augment the path during a custom command.
>> Is there a suggested workaround?
>>
> Run a cmake script in the custom command that runs the program via 
> execute_process.

OK.  I might need another hint though.  I try this:

   MACRO(RUNME)
     EXECUTE_PROCESS(...)
   ENDMACRO(RUNME)

   ADD_CUSTOM_COMMAND(OUTPUT output COMMAND RUNME ...)

Which yields:

   1> 'RUNME' is not recognized as an internal or external command

-Greg
-- 
Gregory C. Sharp
Dept. of Radiation Oncology
Massachusetts General Hospital
gcsharp at partners.org  /  617-724-3866
http://gray.mgh.harvard.edu

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