Am Thu, 25 Sep 2008 13:05:20 +0900
schrieb SOrCErEr <omentie@gmail.com>:

> Hello~
> 
> Yesterday, I did update my gentoo like this.
> 
> $ sudo emerge --update --deep --newuse world
> 
> As a result, one of the updated package tiff said like this.
>  * Messages for package media-libs/tiff-3.8.2-r5:
> 
>  * JBIG support is intended for Hylafax fax compression, so we
>  * really need more feedback in other areas (most testing has
>  * been done with fax).  Be sure to recompile anything linked
>  * against tiff if you rebuild it with jbig support.
> 
> So I checked what package linked with libtiff(Actually, there is no need to
> do this. I just want to know).
> 
> $ revdep-rebuild -p --library /usr/lib/libtiff.so.3
> 
> Then, revdep-rebuild display like this.
> [ebuild   R   ] media-libs/tiff-3.8.2-r5
> [ebuild   R   ] media-gfx/imagemagick-6.4.3.5
> [ebuild   R   ] media-libs/lcms-1.17
> [ebuild     U ] media-libs/vigra-1.6.0 [1.5.0-r1]
> [ebuild   R   ] net-print/cups-1.3.8-r1
> [ebuild   R   ] x11-libs/gtk+-2.12.12
> [ebuild   R   ] app-text/ghostscript-gpl-8.63
> [ebuild   R   ] app-text/evince-2.22.2-r1
> [ebuild   R   ] media-gfx/gthumb-2.10.9
> 
> 
> As you can see, there is a package "vigra" with flag "U".
> As I know, U is need to update, and if I do emerge --update world, it will
> be update.
> 
> But there is no "vigra" in result of "emerge -p --update world"(with --deep
> also).
> Of course, it still shows flag "U" if I do "emerge -p vigra"
> 
> What is difference with emerge --update world and emerge vigra?
> And how can I update all new package without exceptions?
> 
> If you know, please let me know.

I think it should show up with 

	emerge -p --update [--deep] --with-bdeps=y world

if it's only a build-time dependency.

-- 
Marc Joliet
--
"People who think they know everything really annoy those of us who
know we don't" - Bjarne Stroustrup