kicad-developers team mailing list archive

[jp charras <jp.charras@xxxxxxxxxx>]

Le 31/01/2019 à 16:52, jp charras a écrit :
> Le 31/01/2019 à 16:29, Wayne Stambaugh a écrit :
>> JP,
>>
>> On 1/31/2019 10:11 AM, jp charras wrote:
>>> Le 31/01/2019 à 15:40, John Beard a écrit :
>>>> Hi,
>>>>
>>>> Two patches for building these libs:
>>>>
>>>> 1) Make bitmaps a "Proper" library. By splitting it off like this, the
>>>> includes for each of the hundreds of XPM cpp files do not need to suck
>>>> in WX headers. This speeds compilation by something like 10x or more
>>>> (it now builds in <5 seconds with -j6), with a similar reduction in
>>>> the size of libbitmaps.a. Also, making it a proper library allows to
>>>> use the CMake dependency mechanism better.
>>>> 2) Do the same for the CMake of the polygon libraries, again
>>>> simplifying all the "downstream" targets - they no longer need to
>>>> manually specify the linkage to polygon or the include dirs.
>>>>
>>>> Apparently, both these libraries were setting off static analysers, as
>>>> they were a circular dependency. For example, bitmaps required common
>>>> for the defs, but common required bitmaps for the images. This ended
>>>> up pushing all the linkage down to the final executables, which is now
>>>> much simpler (just link common, and you should get what you need, with
>>>> includes set correctly).
>>>>
>>>> Jenkins passes (MSVC and Msys2), but might be worth getting an OSX
>>>> build as there is a different CMake command in there!
>>>>
>>>> Cheers,
>>>>
>>>> John
>>>
>>> Hi John,
>>>
>>> I have this cmake error when trying to build Kicad with these patches:
>>>
>>> "CMake Error at pcbnew/CMakeLists.txt:645 (target_link_libraries):
>>>   Object library target "pcbnew_kiface_objects" may not link to anything."
>>>
>>> (cmake version 3.7.2, W7 32bits, msys2)
>>>
>>>
>>
>> I didn't have any problem creating a 32 bit build using msys2.  It maybe
>> your CMake version.  I'm using CMake 3.12.4.  I also did a clean build
>> so that could the issue.  This change works pretty well so I hope it's
>> not a CMake version issue.  I don't want to bump the CMake version if we
>> don't have to.
>>
>> Cheers,
>>
>> Wayne
> 
> I just tested with a more recent msys2 version (using cmake 3.11) on a
> clean build, but no success.
> 

After tests:

Using cmake 3.12 works.
But older versions do not work.

-- 
Jean-Pierre CHARRAS