RFC: deprecate sys/sysmacros.h inclusion from sys/types.h

[Mike Frysinger]

On 29 Dec 2015 13:56, Zack Weinberg wrote:
> On Tue, Dec 29, 2015 at 12:42 PM, Mike Frysinger wrote:
> > On 18 Nov 2015 23:13, Zack Weinberg wrote:
> >> Andreas may still be running whole-distro rebuild tests, but enough
> >> results came back that I feel fairly confident saying that option B
> >> (remove the #include <sys/types.h> from stdlib.h) is a non-starter.
> >> There are too many (sloppily coded, yes) programs that include stdlib.h
> >> and expect it to expose all the POSIX foo_t types.  That leaves us with
> >> option A (remove the #include <sys/sysmacros.h> from sys/types.h) and
> >> even that is going to break stuff.  So we need a deprecation period.
> >
> > i'm just going to drop it in Gentoo and let people fix the build failures
> 
> Well, if you're going to do that, option B might be better (or both!)
> but I don't see it as a viable approach for upstream...

one at a time :).  the impact of sysmacros.h is significantly lower than
the impact of sys/types.h.  although people have been building Gentoo
against other C libs, so we are prob better protected against that.
-mike
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