Gentoo Archives: gentoo-user

From: Alan McKinnon <alan.mckinnon@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] block in emerge
Date: Wed, 07 Jan 2015 14:27:07
Message-Id: 54AD4231.1030107@gmail.com
In Reply to: [gentoo-user] block in emerge by Raffaele BELARDI
1 On 07/01/2015 16:12, Raffaele BELARDI wrote:
2 > I have a block, I'm not looking for a solution yet, just a correct
3 > interpretation of the error messages:
4 >
5 > [blocks B ] <x11-base/xorg-server-1.16.2-r1
6 > ("<x11-base/xorg-server-1.16.2-r1" is blocking
7 > app-admin/eselect-opengl-1.3.1-r1)
8 >
9 > * Error: The above package list contains packages which cannot be
10 > * installed at the same time on the same system.
11 >
12 > (x11-base/xorg-server-1.12.4-r2:0/1.12.4::gentoo, installed) pulled in by
13 > x11-base/xorg-server[xorg] required by
14 > (x11-drivers/xf86-video-vesa-2.3.3:0/0::gentoo, installed)
15 > >=x11-base/xorg-server-1.0.99 required by
16 > (x11-drivers/xf86-video-vesa-2.3.3:0/0::gentoo, installed)
17 > (snip)
18 >
19 > (app-admin/eselect-opengl-1.3.1-r1:0/0::gentoo, ebuild scheduled for
20 > merge) pulled in by
21 > >=app-admin/eselect-opengl-1.3.0 required by
22 > (x11-proto/glproto-1.4.17-r1:0/0::gentoo, ebuild scheduled for merge)
23 > >=app-admin/eselect-opengl-1.3.0 required by
24 > (media-libs/mesa-10.3.5-r1:0/0::gentoo, ebuild scheduled for merge)
25 > >=app-admin/eselect-opengl-1.0.8 required by
26 > (x11-base/xorg-server-1.12.4-r2:0/1.12.4::gentoo, installed)
27 >
28 > Looks to me the message is wrong. Shouldn't the first line read
29 > ("!<x11-base/xorg-server-1.16.2-r1" is blocking
30 > app-admin/eselect-opengl-1.3.1-r1)? Note the leading '!'
31
32
33 No, the ! doesn't mean not there
34
35 >
36 > The ebuild in fact contains:
37 > RDEPEND=">=app-admin/eselect-1.2.4
38 > !<media-libs/mesa-10.3.4-r1
39 > !=media-libs/mesa-10.3.5
40 > !<x11-proto/glproto-1.4.17-r1
41 > !<x11-base/xorg-server-1.16.2-r1
42 > ....
43
44 The last line must be read as the package cannot be installed if
45 xorg-server version <1.16.2-r1 is present. Most deps are expressed as
46 "you must have this", but those 4 are expressed "you must not have this".
47
48 So the error message is correct, it is saying
49 app-admin/eselect-opengl-1.3.1-r1 cannot be installed as you have a
50 version of xorg-server earlier than 1.16.2-r1 already installed. There
51 is no negation there.
52
53 Solution: upgrade xorg-server then do everything else.
54
55
56 >
57 > thanks,
58 >
59 > raffaele
60 >
61
62
63 --
64 Alan McKinnon
65 alan.mckinnon@×××××.com

Replies

Subject Author
Re: [gentoo-user] block in emerge Raffaele BELARDI <raffaele.belardi@××.com>