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Subject: Re: [gentoo-user] "prelink" a dynamic library
References: <tkrat.1c2bfe9dfd0611f0@igpm.rwth-aachen.de> <20081002141928.2713fd90@silencio.saunaklub> <tkrat.1ac456949e063396@igpm.rwth-aachen.de>
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Helmut Jarausch ha scritto:
> On  2 Oct, bzk0711@aim.com wrote:
>> On Wed, 01 Oct 2008 18:53:04 +0200 (CEST)
>> Helmut Jarausch <jarausch@igpm.rwth-aachen.de> wrote:
>>
>>> Hi,
>> Hello Helmut,
>>  
>>> I want to create a shared library, say libULIB.so,
>>> which needs additional shared libraries, e.g. libmpfr.so and
>>> libgmp.so .
>>>
>>> My users only use the functions provided by libULIB.so.
>>>
>>> Is there a means to "prelink" libULIB.so, so that the libraries
>>> libmpfr.so and libgmp.so are not needed by the user?
>> You should be able to just provide the libraries to the linker when
>> linking your shared object. When *running* the application, your shared
>> object (i.e. the loader) should transitively pull in the libs on which
>> yours depends. You can check those dependencies using ldd <your-lib>.
>>
>> Hope this helps,
>> Patric
> 
> Thanks Patric, but unfortunately that's not what I want.
> In this case, these "secondary" libraries (e.g. libmpfr.so and
> libgmp.so) have to be present on the target machines together
> with an 'rpath' if they are in non-standard directories.
> 
> My aim was to let the linker generate a big library which
> obseletes the secondary libraries.

If I understand correctly, you want them to be statically linked.

m.