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Re: hurd: update RPC prototypes

From: Samuel Thibault
Subject: Re: hurd: update RPC prototypes
Date: Thu, 7 Sep 2017 00:11:28 +0200
User-agent: NeoMutt/20170113 (1.7.2)


Pedro Alves, on lun. 04 sept. 2017 13:14:33 +0100, wrote:
> On 08/27/2017 07:41 PM, Samuel Thibault wrote:
> > Since hurd's baf7e5c ('hurd: Use polymorphic port types to return some
> > rights.'), some RPCs prototypes have changed, gdb needs the
> > corresponding update.
> > 
> > * gdb/gnu-nat.c (S_proc_getmsgport_reply, S_proc_task2proc_reply,
> > S_proc_pid2proc_reply): Add `mach_msg_type_name_t type' parameter.
> Say someone downloads some prebuilt Debian Hurd image or some
> such and wants to build newer gdb on that system.  I assume that that would be
> broken with this change?


> What's the policy regarding building ToT gdb on non-ToT Hurd systems?
> Is the intention to only ever support building ToT gdb with ToT Hurd?

ATM we don't really support backward compatibility for mixtures of


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