[En-Nut-Discussion] (no subject)

[Jose]

On 10/26/2011 05:50 AM, Henrik Maier wrote:
> On 26/10/2011 6:18 AM, Bob Wirka wrote:
>> Harald,
>>
>> Thank you for your reply, and thank you for NutOS.
>>
>> What is confusing me is that _sbrk is indeed present within libnutcrt, and I can force libc before libnutcrt for the linker. And yet the linker claims not to see it.
>>
>> Haven't tested the code yet to see if anything is broken by having sbrk.c in my project instead of (and, maybe, in addition to) the version in libnutcrt.
>
> This could be a cyclic reference issue between two libraries.
>
> I always use the grouping option for the linker and enclose all
> libraries in it. That way the linker takes care of resolving cyclic
> references and the nightmare of re-ordering libraries and doubling them
> up is eliminated.
>
> Example:
>
> LIBS =  $(LIBDIR)/nutinit.o -Wl,--start-group -lc -lnutpro -lnutos
> -lnutarch -lnutdev -lnutnet -lnutfs -lnutcrt -Wl,--end-group
>
> Henrik
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