On Sun, Sep 16, 2012 at 07:41:57PM +0200, Alessandro Ghedini wrote: > On Sun, Sep 16, 2012 at 04:17:36PM +0200, gregor herrmann wrote: > > When I extend the patch I indeed get the expected Depends for > > liboauth0 [0]. But also: > > > > dpkg-shlibdeps: warning: symbol curl_slist_free_all used by > > debian/liboauth0/usr/lib/x86_64-linux-gnu/liboauth.so.0.8.1 found in none > > of the libraries > > dpkg-shlibdeps: warning: symbol curl_slist_append used by > > debian/liboauth0/usr/lib/x86_64-linux-gnu/liboauth.so.0.8.1 found in none > > of the libraries > > dpkg-shlibdeps: warning: symbol curl_easy_cleanup used by > > debian/liboauth0/usr/lib/x86_64-linux-gnu/liboauth.so.0.8.1 found in none > > of the libraries > > dpkg-shlibdeps: warning: symbol curl_easy_init used by > > debian/liboauth0/usr/lib/x86_64-linux-gnu/liboauth.so.0.8.1 found in none > > of the libraries > > dpkg-shlibdeps: warning: symbol curl_easy_setopt used by > > debian/liboauth0/usr/lib/x86_64-linux-gnu/liboauth.so.0.8.1 found in none > > of the libraries > > dpkg-shlibdeps: warning: symbol curl_easy_perform used by > > debian/liboauth0/usr/lib/x86_64-linux-gnu/liboauth.so.0.8.1 found in none > > of the libraries > > > > So not linking to any curl lib doesn't look right ... > > That could be done, as long as all the applications linking directly or > indirectly to liboauth link to a suitable libcurl too (i.e. leaving all the > libcurl symbols unresolved in liboauth). AFAICT this is currently not enforced > since e.g. oauth.pc only lists libcurl as Requires.private. > > Directly depending on libcurl3* packages is of no use: either the application > links to a libcurl flavour, in which case it would already Depends on a > suitable > libcurl3 package, or it doesn't and it wouldn't pick up the library even if > installed (unless forcibly loaded e.g. via LD_LOAD_LIBRARY, but that's not a > real solution). > > Also note that libcurl3* libraries are not interchangeable, since they have > different SONAMEs and symbols versioning (i.e. once you link against one of > them at compile time, you have to use the same to resolve libcurl symbols at > load time).
To wrap this up: having "Depends: ..., libcurl4-gnutls-dev | libcurl4-dev, ..."
in liboauth-dev IMO is the simplest and most effective solution to the problem
exposed (libcurl4*-dev conflicts).
Cheers
--
perl -E '$_=q;$/= @{[@_]};and s;\S+;<inidehG ordnasselA>;eg;say~~reverse'
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