Gentoo Archives: gentoo-dev

From: "Michał Górny" <mgorny@g.o>
To: gentoo-dev@l.g.o
Cc: jlec@g.o
Subject: Re: [gentoo-dev] checking C*FLAGS used for build (was: making the stable tree more up-to-date)
Date: Sun, 18 Dec 2011 10:59:35
Message-Id: 20111218115930.035d7ea8@pomiocik.lan
In Reply to: Re: [gentoo-dev] making the stable tree more up-to-date by justin
On Fri, 16 Dec 2011 12:46:23 +0100
justin <jlec@g.o> wrote:

> On 12/16/11 12:21 PM, Agostino Sarubbo wrote: > > On Friday 16 December 2011 06:10:13 Anthony G. Basile wrote: > >> Does your script do any checking on the quality of the ebuild, eg > >> that it respects C/LDFLAGS. If so, that's useful and would help > >> package maintainers to better prepare their ebuilds for > >> stabilization. > > Unfortunately no. > > > > For LDFLAGS there is a QA warning and is enough visible > > For CFLAGS I see with the naked eye a bit of build log > > My script at "end of work" just runs repoman full and cat entire > > ebuild( so, imho, should be a tasks already done by maintainers). > > Finally, I take a look at the ebuild to see if there are issue(s) > > > > This is all. > > > >> And congrats on making dev > > Thanks ;) > > > > > > Regards > > Agostino > > You can use the post* hooks for that. For FLAGS mixing I am using > CFLAGS and CXXFLAGS specific warning flags during compilation and > grep for the gcc mixing warning in the build log. Probably similar > things can be done for other problematic points. There was also a > more sophisticated approach Diego blogged about. > > For respecting C/CXXFLAGS there was something Donnie suggested long > ago. If you use -frecord-gcc-switches you are able to read the used > LFGAS with eu-readelf.
That sounds neat. Maybe we should make portage optionally support it for now (i.e. when user uses such a flag him-/herself)? Sadly, I don't see a neat way of splitting those switches between separate files being built. But better that than nothing, I guess. -- Best regards, Michał Górny

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