strnlen, strict ansi, newlib vs glibc

Corinna Vinschen
Mon Aug 18 18:53:00 GMT 2014

On Aug 18 18:35, Corinna Vinschen wrote:
> On Aug 18 09:22, Joel Sherrill wrote:
> > Over the weekend, I thought about this and wondered if it was just OK
> > to delete them.  Minimal nice is a nice post to newlib, Cygwin, and
> > RTEMS mailing lists saying these are being deleted and recommending
> > how to fix the code.  That should be enough for Google to find.
> > 
> > If Cygwin builds without them, then the the likelihood of their being
> > code that uses them is small. And that part of the application is not
> > portable and wouldn't compile on Linux. I say break the code and I
> > don't say that often. :)
> Cygwin has a few places where these functions are still used.  Fortunately,
> Cygwin has its own implementation of these functions (using WCHAR) so it
> doesn't require the exports from newlib.
> There are, however, two Cygwin tools using strlwr.  The *exported*
> functions are the newlib versions, so they are in fact used.  I see to
> it to drop these calls from the Cygwin tools in favor of a better
> implementation, but still, we can't remove the exported entry points for
> backward compat reasons.
> But probably we should.  So what I'll do is this:  I change Cygwin to
> export its own implementation of these functions.  Having done that,
> we're free to nuke the newlib variants.

Done.  Feel free to drop strlwr/strupr from Newlib entirely.


Corinna Vinschen
Cygwin Maintainer
Red Hat
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