Gentoo Archives: gentoo-dev

From: Matt Turner <mattst88@g.o>
To: gentoo-dev@l.g.o
Subject: [gentoo-dev] Re: How to handle dependencies on protocol headers?
Date: Fri, 16 Sep 2011 04:43:59
Message-Id: CAEdQ38G6WxxLZJnkQvrMqT8xhhswEm3BjZjDbKAafyB131AXBQ@mail.gmail.com
In Reply to: [gentoo-dev] How to handle dependencies on protocol headers? by Matt Turner
1 On Fri, Sep 16, 2011 at 12:32 AM, Matt Turner <mattst88@g.o> wrote:
2 > Often packages depending on X11 libraries will also have to specify
3 > the X11 libraries' proto packages in DEPEND. This is because the X11
4 > library itself #includes files provided by the proto package. It's not
5 > really that the X11 library depends on this at run-time, so the
6 > protocol packages aren't specified in the RDEPEND of the libraries.
7 >
8 > This is documented in a number of bug reports (see 379545), and it
9 > seems that the decision is between
10 >  - add proto package to dependency list of packages using X11 libs
11 >  - add proto package to rdepend list of the relevant library itself
12 >
13 > The first is more correct, I think, but it's also much more annoying.
14 > Mesa winds up having x11-proto/inputproto in DEPEND for some long
15 > forgotten reason, for instance.
16 >
17 > The second option is much simpler and less error prone, but removes
18 > the ability to depclean the proto packages.
19 >
20 > It seems that some sort of DEPEND variable that means "I only need
21 > this when other packages are building against me" would be useful.
22 > Thoughts?
23 >
24 > Matt
25
26 Another similar situation:
27
28 https://bugs.gentoo.org/show_bug.cgi?id=342393

Replies