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<H1>[Mageia-dev] executable libraries</H1>
<B>Anssi Hannula</B>
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TITLE="[Mageia-dev] executable libraries">anssi at mageia.org
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<I>Fri Mar 2 21:29:05 CET 2012</I>
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<PRE>02.03.2012 21:57, Maarten Vanraes kirjoitti:
><i> Op vrijdag 02 maart 2012 15:22:23 schreef Anssi Hannula:
</I>>><i> 02.03.2012 00:17, Maarten Vanraes kirjoitti:
</I>>>><i> Op donderdag 01 maart 2012 23:05:35 schreef Anssi Hannula:
</I>>>><i> [...]
</I>>>><i>
</I>>>>>><i> does this mean debug info fails for these?
</I>>>>><i>
</I>>>>><i> I'm not immediately sure (I never remember how the debug/stripping stuff
</I>>>>><i> works exactly), but I think either a) debug symbols extraction and thus
</I>>>>><i> -debug packaging, b) stripping, or c) both will fail with non-executable
</I>>>>><i> shared libs.
</I>>>><i>
</I>>>><i> in that case i guess we would need a policy or bs check to make sure we
</I>>>><i> don't fail some libraries debug and strip
</I>>><i>
</I>>><i> Possibly.
</I>>><i>
</I>>><i> Interestingly, Debian policy disallows executable permission on shared
</I>>><i> libs:
</I>>><i> <A HREF="http://www.debian.org/doc/debian-policy/ch-sharedlibs.html#s-sharedlibs-ru">http://www.debian.org/doc/debian-policy/ch-sharedlibs.html#s-sharedlibs-ru</A>
</I>>><i> ntime
</I>>><i>
</I>>><i> "Shared libraries should not be installed executable, since the dynamic
</I>>><i> linker does not require this and trying to execute a shared library
</I>>><i> usually results in a core dump."
</I>><i>
</I>><i> which is sort of strange, since libc is actually executable by design.
</I>><i>
</I>><i> i see where they are coming from
</I>><i>
</I>><i> but i guess the first part of this is, why is there a find with executable
</I>><i> restrictions for the code relating to stripped binaries and debug?
</I>><i>
</I>><i> is it because it's also used for real executables?
</I>
I guess it is there just to speed up the process, otherwise it would
have to run 'file' for every file in the package (and many packages have
lots of files).
--
Anssi Hannula
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