[gentoo-dev] Re: rfc: news item for png15

[Ryan Hill]

On Fri, 14 Oct 2011 01:01:50 +0300
Samuli Suominen <ssuominen@g.o> wrote:

> Title: Upgrade to libpng15
> Author: Samuli Suominen <ssuominen@g.o>
> Content-Type: text/plain
> Posted: 2011-10-14
> Revision: 1
> News-Item-Format: 1.0
> Display-If-Installed: <media-libs/libpng-1.5
>
> After upgrading from libpng14 to libpng15 it's important that you rebuild
> cairo and gdk-pixbuf soon as possible if they are installed.
                      ^ as
> Then you can proceed with rebuilding rest of the software against the new
                                      ^ the 
> library:
>
> # revdep-rebuild --library libpng14.so.14
>
> In case of failure, try skipping the failing package and rebuilding it
> later in the process.

How?
 
> If you find packages not building with message "ld: cannot find -lpng14",
                                        ^ the
> they are likely caused by broken libtool archives (.la) in your system.
>
> You can identify those files with following one-liner:
>
> # find /usr/ -name '*.la' -exec grep png14 {} +
>
> More information and help is available at following forums post:
                                           ^ the           ^-s?
>
> http://forums.gentoo.org/viewtopic-t-894950.html
>



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