Re: [ros-dev] Does CMake take longer than rbuild

[Marvin Zhang]

I found that compiling on Linux is great faster than on Windows,
especially when it analyze the dependency at the beginning of
compiling.

On Wed, Apr 11, 2012 at 3:12 PM, Timo Kreuzer <timo.kreuzer(a)web.de> wrote:
>   Hi,
>
>  One of the reasons why CMake is slower is that if does full dependency
>  checking.
>  If you enabled this feature in rbuild, a clean build was extremely slow.
>
>  90% of the time I don't do full builds, but just rebuild a module.
>  For that you can use "make foo/fast", which will be much faster than ever
>  possible with rbuild.
>
>  If you you want to get much higher build speed and have no problem with
>  using an experimental system,
>  you can try ninja. It replaces make and is incredibly fast. You need a
>  special CMake version
>  for that though.
>
>  Regards,
>  Timo
>
>  Am 11.04.2012 02:59, schrieb James Tabor:
>
> >   On 4/10/12, James
> > Tabor<jimtabor.rosdev(a)gmail.com>  wrote:
> > >  
> > >  Before it was 23 min now it's 33.
> > >  
> >  Oh, RosBuild 23 min with ReactOS+RosApps (FULL)+RosTests and CMake now
> >  even with RosApps cut down is now 33 mins all on the same system.
> >
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