[CMake] Linking problem

[Salvatore Iovene]

On 11/7/07, Renaud Detry <renaudjdetry at airpost.net> wrote:
>
> On 07 Nov 2007, at 09:59, Salvatore Iovene wrote:
>
> > On 11/7/07, Brandon Van Every <bvanevery at gmail.com> wrote:
> >> On Nov 7, 2007 2:12 AM, Salvatore Iovene
> >> <salvatore.iovene+cmake at googlemail.com> wrote:
> >>> Hi,
> >>> I'm not 100% sure this is really a CMake related question, but I'll
> >>> fire it up anyway:
> >>>
> >>> I'm building a series of static libraries, name them liba.a, libb.a
> >>> and libc.a, and linking them into a shared library libfoo.so.
> >>>
> >>> Then I'm building libx.a liby.a and libz.a and linking them into the
> >>> shared libbar.so.
> >>>
> >>> Then I have an executable whatever.exe that's linked to to libfoo.so
> >>> and libbar.so. The linking of the executable fails complaining of
> >>> certain missing simbols. Some symbols from liba.a are missing in
> >>> libbar.so.
>
> Let's say that there's a symbol S in liba.a, that S is the only symbol
> in its object, and that S is not used by libfoo. In Darwin, S will not
> be included in libfoo, and the result you get is expectable. I don't
> know if this simple explanation translates to Linux.

I don't know either, but that seems to be the case. Any ideas on how to fix it?

-- 
Salvatore Iovene
http://www.iovene.com/
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