yum provides not working as expected

[Ahmad Samir]

On 09/07/14 20:50, Ian Pilcher wrote:
> On 07/09/2014 12:54 PM, Ahmad Samir wrote:
>> it's actually a symlink installed by the alternatives system:
>
> Aargh!  I never thought of that possibility.
>
> /me has flashbacks to hours of frustration trying to install javaws
>
>> note that acpica-tools has an virtual provides acpidump, so just 'yum
>> provides acipdump' should work. Admittedly this is a corner case.
>
> So once upon a time I was able to search for the package that provides
> an executable by using it's unqualified name -- e.g. "yum provides
> sshd".
>
> Then that functionality went away.  On a CentOS 6 system, for example:
>
>> root at n5550 pilcher]# yum provides sshd
>> Loaded plugins: fastestmirror, show-leaves
>> Repository debug is listed more than once in the configuration
>> Loading mirror speeds from cached hostfile
>>   * base: mirror.fdcservers.net
>>   * elrepo-kernel: elrepo.org
>>   * epel: less.cogeco.net
>>   * extras: centos.mirror.freedomvoice.com
>>   * rpmforge: mirror.lug.udel.edu
>>   * updates: mirror.raystedman.net
>> Warning: 3.0.x versions of yum would erroneously match against filenames.
>>   You can use "*/sshd" and/or "*bin/sshd" to get that behaviour
>> No Matches found
>
> But I just noticed that it appears to work on Fedora 20:
>
>> [pilcher at ian n5550-acpi]$ sudo yum provides zvbid
>> Loaded plugins: langpacks, show-leaves
>> zvbi-0.2.33-16.fc20.i686 : Raw VBI, Teletext and Closed Caption decoding library
>> Repo        : fedora
>> Matched from:
>> Filename    : /usr/sbin/zvbid
>> ...
>
> So should I go back to using unqualified executable names?
>

Just broaden your search, so if you try `yum provides '*/acpidump'` and 
it returns nothing, then try `yum provides '*acpidump'`, because the 
latter should catch packages that have 'Provides: acpidump' and not 
actual file provides (e.g. /usr/bin/acpidump).

-- 
Ahmad Samir