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Message-ID: <3966f6f4c6c748f36c73bfccaaa36fdea6b34e63.camel@linuxfoundation.org>
Subject: Re: [OE-core] [PATCH 2/3] buildtools-tarball: Add nativesdk-ccache
From: "Richard Purdie" <richard.purdie@linuxfoundation.org>
To: Robert Yang <liezhi.yang@windriver.com>, 
	openembedded-core@lists.openembedded.org
Date: Thu, 07 Jan 2021 10:40:19 +0000
In-Reply-To: <c37107e5-a877-8b85-46b8-c984466c31a6@windriver.com>
References: <cover.1609934927.git.liezhi.yang@windriver.com>
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	 <0dbe9f701d6c6344adb0561e10dc2aed8ddb4b7a.camel@linuxfoundation.org>
	 <c37107e5-a877-8b85-46b8-c984466c31a6@windriver.com>
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On Thu, 2021-01-07 at 10:44 +0800, Robert Yang wrote:
> Hi RP,
> 
> On 1/6/21 9:56 PM, Richard Purdie wrote:
> > On Wed, 2021-01-06 at 04:09 -0800, Robert Yang wrote:
> > > Add it to buildtools-tarball so that there will be a unify version of ccache,
> > > which can help avoid various compile errors.
> > > 
> > > Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
> > > ---
> > >   meta/recipes-core/meta/buildtools-tarball.bb | 1 +
> > >   1 file changed, 1 insertion(+)
> > > 
> > > diff --git a/meta/recipes-core/meta/buildtools-tarball.bb b/meta/recipes-core/meta/buildtools-tarball.bb
> > > index 9da81d55235..2ffdd7c7253 100644
> > > --- a/meta/recipes-core/meta/buildtools-tarball.bb
> > > +++ b/meta/recipes-core/meta/buildtools-tarball.bb
> > > @@ -29,6 +29,7 @@ TOOLCHAIN_HOST_TASK ?= "\
> > >       nativesdk-rpcsvc-proto \
> > >       nativesdk-patch \
> > >       nativesdk-mtools \
> > > +    nativesdk-ccache \
> > >       "
> > 
> > My view is we should not start to ship ccache with buildtools by
> > default. Its something that the user can install if they want/need it
> 
> 
> The problem is that user installed ccache may not work with our recipes, for
> example, we found the following recipes failed to build with ccache on different
> hosts:
> 
> cdrtools-native
> fribidi
> rocksdb
> 
> 
> So have a fixed version of ccache can make sure the recipes work well, it also 
> helps us to reproduce the errors easily when user reported a bug.

I really do not want ccache in buildtools. If this is such a problem,
we need to work out how to resolve the circular dependency issues so
ccache-native can work again.

Cheers,

Richard