yum's algorithm for resolving dependencies

[seth vidal]

On Tue, 2010-09-07 at 18:24 +0000, Andre Robatino wrote:
> When installing packages with yum, if there is more than one enabled repository
> that can be used to resolve a dependency, how does yum choose which one to use?
> 
> I ask because I modified the instructions for installing the 32-bit wrapped
> Flash plugin in 64-bit Fedora:
> 
> https://fedoraproject.org/wiki/Flash#32_bit_wrapped_version
> 
> and want to make sure that a libstdc++ dependency is satisfied by installing the
> 32-bit libstdc++ from Fedora's repos, and not Adobe Reader from Adobe's repo, as
> described here:
> 
> http://lists.fedoraproject.org/pipermail/users/2010-May/373309.html
> 
> Do the current instructions guarantee that this can't happen, or is it necessary
> to make sure the Adobe repo is disabled when running the first yum install
> command (the one installing the nspluginwrapper and alsa-plugins-pulseaudio
> packages)?
> 

http://yum.baseurl.org/wiki/CompareProviders

that's how it does it.

-sv