Re: [owl-users] crypt_blowfish 1.0.1, glibc 2.3.5, and gcc 4.0.3 compile problems

From: Vincent Danen (vdanen@private)
Date: Sat May 20 2006 - 10:20:43 PDT 

* Dmitry V. Levin <ldv@private> [2006-05-20 16:53:11 +0400]:

> [...]
> > crypt-entry.c:74: warning: function declaration isn't a prototype
> > crypt-entry.c:142: error: 'fcrypt' aliased to undefined symbol 'crypt'
> [...]
> > Any ideas on what might be causing the problem?
> 
> Modern gcc requires to make symbol definition available for weak_alias.
> 
> In unpatched glibc, "crypt" symbol is defined in the same file
> (crypt-entry.c) as "fcrypt" alias.
> In crypt_blowfish (up to 1.0.1), the "crypt" symbol is defined in wrapper.c
> as weak alias to "__crypt".  Obvious fix would be to move "fcrypt"
> definition from crypt-entry.c to wrapper.c

Thanks, I didn't know that.  My mastery of C is... dubious at best... =)
Patches both files to move the alias of fcrypt over as suggested and
glibc compiles now.

Thanks very much, Dmitry.

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