linux/posix port compiling problem

[ralf.corsepius at rtems.org (Ralf Corsepius)]

Joel Sherrill wrote:
> Looking at the patch, it looks like it boils down to 3 things:
> 
> + disable shell for posix port (easier to drop it from building at all).
Well, rtems shell got infected with with newlib-proprietary, 
non-portable construct.

IMO, we should get rid of them and either re-write the code or abandon it.

> + use *.o on command line instead of from file with ar (why?)
IMO, this patch doesn't make much sense.

> + a small patch to provide a malloc initialize stub.
This is a real bug in RTEMS.

Ralf