[PATCH v2 2/2] newlib/.../getreent.c: Allow to be provided by host and do so for RTEMS

Corinna Vinschen vinschen@redhat.com
Mon Nov 13 15:46:00 GMT 2017

On Nov 10 12:06, Joel Sherrill wrote:
> On 10/13/2017 4:15 AM, Corinna Vinschen wrote:
> > I still need an explanation for _dummy_getreent.  It's kind of ugly.
> > Why exaclty is it required?
> I modeled this on other files in libc/ including reent/,
> stdlib/ and time/. They have a "_dummy_XXX" variable. I vaguely
> recall something about this avoids having an object
> with no symbols in a library. Do "grep -r _dummy_ ." from
> the top of libc and you will see more than 20 examples.
> They appear to be for a variety of conditionals like

I never actively noticed this dummy var stuff.  I still think this is
really ugly.  What should have happened is that the source file is
simply not built in these cases, rather than to include a dummy var.
But it's apparently historic and given that this is common practice in
newlib, I pushed your patch.


Corinna Vinschen
Cygwin Maintainer
Red Hat
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