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Re: [lwip-users] lwip PPP malloc problem
From: |
Simon Goldschmidt |
Subject: |
Re: [lwip-users] lwip PPP malloc problem |
Date: |
Mon, 21 Jul 2014 14:02:35 +0200 |
Rainer Thaden wrote:
> Since I need to communicate over serial ports, too, I activated PPP
> support in lwipopts.h.
> Now, the linker complains about undefined references to _sbrk which (to
> me) is a sign for a call to malloc in the libc somewhere.
Check your linker file if it tells you why _sbrk is wanted. At least gcc has
some good output in the map file for this. I think I remember to get malloc
include when calling printf...
Simon