[aur-general] Easy way to find out package dependencies

[Christoph Vigano]

On 03.03.2013 09:59, Daniel Micay wrote:
> On Sat, Mar 2, 2013 at 5:35 PM, oliver <oliver at first.in-berlin.de> wrote:
>> Hello,
>>
>> is there an easy way to find out, which package dependencies
>> a package has?
>>
>> Say, i want to write the PKGBUILD for a package,
>> and the compilation on my system (.7configure/cmake and make)
>> does work without problems.
>>
>> Then I don't get a message about missing libraries.
>> So, it's easy to compile the stuff, but needs some
>> effort to find out the dependencies.
>>
>> Possibly with ldd the linked stuff can be found out,
>> but the library names not necessarily are the same as
>> the names of the package that provide these libraries.
>>
>> So, it may need some effort to find out the packages.
>>
>> Is there an easy way to find out the package names?
>>
>> Maybe someone already has written a script that
>> reverse-lookups the package names from ldd-output?
>>
>> Any ideas on that?
>>
>>
>> Ciao,
>>    Oliver
> 
> You can install devtools and use extra-{x86_64,i686}-build instead of
> directly using makepkg, which will build in a Linux container and
> won't let you miss any dependencies.
> 

This would only work if there is some kind of already existing PGKBUILD,
but I think he tries to write one from scratch for a software not yet in
the official repos or the AUR.

Using namcap and elf2pkgs is then the best solution to figure out the
corresponding packages in the repos.

HTH,
Christoph

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