rtems-test error with coverage

[Chris Johns]

> On 24 Nov 2018, at 10:07 am, Joel Sherrill <joel at rtems.org> wrote:
>> On Fri, Nov 23, 2018, 4:20 PM Chris Johns <chrisj at rtems.org wrote:
>> On 24/11/18 12:50 am, Vijay Kumar Banerjee wrote:
>> > On Fri, 23 Nov 2018 at 16:21, Chris Johns <chrisj at rtems.org
>> > <mailto:chrisj at rtems.org>> wrote:
>> > 
>> >     On 23 Nov 2018, at 8:55 pm, Vijay Kumar Banerjee <vijaykumar9597 at gmail.com
>> >     <mailto:vijaykumar9597 at gmail.com>> wrote:
>> >>     On Fri, 23 Nov 2018 at 15:09, Chris Johns <chrisj at rtems.org
>> >>     <mailto:chrisj at rtems.org>> wrote:
>> >>
>> >>         On 23/11/18 7:32 pm, Vijay Kumar Banerjee wrote:
>> >>         > Hi,
>> >>         > I was trying to run coverage with rtems-test on a fresh install, and
>> >>         faced
>> >>         > the following errors. This is strange as everything was working and
>> >>         I can't
>> >>         > figure out what went wrong.
>> >>         > Also, I don't see covoar executable in the covoar/ directory.
>> >>         >
>> >>         > I'm using Python 2.7.15
>> >>
>> >>         Are you sure? The latest version selects the python used.
>> >>
>> >>     `python --version` returns 2.7.15
>> > 
>> >     The python command may not be used. It could python3. 
>> > 
>> >>         If you do ...
>> >>
>> >>          $ export RTEMS_PYTHON_OVERRIDE=python2 
>> >>
>> >>         ... does it work?
>> >>
>> >>     Yes, this worked. Now I see  
>> >>
>> >>     error: coverage: covoar not found
>> > 
>> >     I am not sure about this error but it does mean there maybe some issues with
>> >     python3. 
>> > 
>> > For some reason, the covoar executable is not installed in the tester/covoar
>> > directory, where the the script is searching for it.
>> 
>> OK.
>> 
>> > The covoar is installed in the bin directory. Is there any reason that script
>> > searches for covoar in the tester/ instead of the bin directory? 
>> 
>> Would anyone call 'covoar' directly?
>> 
>> If the answer is No then I suggest the waf script is updated to install covoar
>> into the tester directory. There should be examples in the script to do this. I
>> am fine with this happening.
> 
> 
> There is no reason why it wouldn't be if any other application or library used it.

Yes and we can move it if there is a demand. It would need a lot of documentation to support it properly. 

> But 5hey would have to use rtems-tester or a similar framework to drive it. 

Yeap. The tester is a nice simple interface. 

> For now, feel free to put it in tester/bin

OK, we just need a patch. :)

Chris
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