providing what they require
Panu Matilainen
pmatilai at laiskiainen.org
Fri Oct 31 06:37:11 UTC 2008
On Wed, 29 Oct 2008, Bill Nottingham wrote:
> Panu Matilainen (pmatilai at laiskiainen.org) said:
>> $ rpm -qa --qf "%{name}-%{version}\n[\t%{CLASSDICT}\n]\n"
>>
>> One of my favorites:
>> PNG image data, 313 x 225, 8-bit/color RGBA, non-interlaced
>> PNG image data, 339 x 210, 8-bit/color RGBA, non-interlaced
>> PNG image data, 349 x 274, 8-bit/color RGBA, non-interlaced
>> ...
>>
>> Rpm knows not only that it's image data, it even knows the picture
>> dimensions...
>
> Only in the sense that that's the raw output of file(1) - to rely
I guess you missed the sarcastic intent in the "knows" above :)
> on that, you have to hope that that never changes. Which is unlikely.
> (Ergo ... useless.)
Well, yes. That's largely the reason rpm used to bundle it's own copy of
libmagic (to avoid strings changing) but that has it's own issues.
- Panu -
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