On 02/07/2018 07:18 AM, Steven Rostedt wrote:
> On Sun,  4 Feb 2018 11:20:13 +0800
> szts...@gmail.com wrote:
> 
>> From: Zamir SUN <szts...@gmail.com>
>>
>> The current detection for swig will cause output to be
>> /usr/bin/swig
>> y
>> So this will never be equal to y. With this patch, the swig path is
>> removed from output, so the detection can work as expected.
>>
>> Fixes 3bf187a43b7e6302592552ecbc294e5820249687
> 
> Hi Zamir,
> 
> Actually, a fix was already sent to me:
> 
>  http://lkml.kernel.org/r/20171220180748.17273-18-vladislav.valtc...@gmail.com
> 
> I'm working on add that one.
> 

Thanks for the heads-up! I did not see that before.

While just a note for this, in Fedora 27:

$ if command -v swig; then echo 1; else echo 0; fi
/usr/bin/swig
1

Actually this test has the same problem as of `which swig` - When swig
exists, the var SWIG_DEFINED will not be 1 (as shown above).

I see Vladislav is already on this thread. I hope this can be fixed
before merging the patch set.


> Thanks!
> 
> -- Steve
> 
>  
>>
>> Signed-off-by: Zamir SUN (Red Hat) <szts...@gmail.com>
>> ---
>>  Makefile | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/Makefile b/Makefile
>> index a5d2c38..7c0d1a6 100644
>> --- a/Makefile
>> +++ b/Makefile
>> @@ -105,7 +105,7 @@ PYTHON_GUI       := ctracecmd.so ctracecmdgui.so
>>  PYTHON_VERS ?= python
>>  
>>  # Can build python?
>> -ifeq ($(shell sh -c "pkg-config --cflags $(PYTHON_VERS) > /dev/null 2>&1 && 
>> which swig && echo y"), y)
>> +ifeq ($(shell sh -c "pkg-config --cflags $(PYTHON_VERS) > /dev/null 2>&1 && 
>> which swig > /dev/null && echo y"), y)
>>      PYTHON_PLUGINS := plugin_python.so
>>      BUILD_PYTHON := $(PYTHON) $(PYTHON_PLUGINS)
>>      PYTHON_SO_INSTALL := ctracecmd.install
> 

-- 
Zamir SUN
Fedora user
GPG : 1D86 6D4A 49CE 4BBD 72CF FCF5 D856 6E11 F2A0 525E

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