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From: Joseph Myers <joseph@codesourcery.com>
To: Vineet Gupta <Vineet.Gupta1@synopsys.com>
Cc: "libc-alpha @ sourceware . org" <libc-alpha@sourceware.org>,
	<linux-snps-arc@lists.infradead.org>,
	<Cupertino.Miranda@synopsys.com>
Subject: Re: [RFC 4/6] ARC: Initial port to glibc
Date: Tue, 27 Jun 2017 15:55:00 -0000	[thread overview]
Message-ID: <alpine.DEB.2.20.1706271553590.18823@digraph.polyomino.org.uk> (raw)
In-Reply-To: <0cd32bdd-5ec4-0fb6-8cf8-fd658596e790@synopsys.com>

On Tue, 27 Jun 2017, Vineet Gupta wrote:

> > > +typedef struct sigcontext mcontext_t;
> > 
> > You can avoid this problematic definition for a new architecture, even
> > while we're still discussing eliminating it for existing architectures.
> 
> So just use struct sigcontext as data type for uc_mcontext ?

No.  Define mcontext_t to be a struct without a tag, with the same layout 
as struct sigcontext, as the identifier sigcontext (and non-reserved 
identifiers for its elements) are not in the POSIX namespace permitted for 
ucontext.h.

https://sourceware.org/ml/libc-alpha/2017-06/msg00946.html

-- 
Joseph S. Myers
joseph@codesourcery.com

  reply	other threads:[~2017-06-27 15:55 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-27  8:01 [RFC 0/6] glibc port to ARC architecture Vineet Gupta
2017-06-27  8:01 ` [RFC 2/6] ARC: Fixed inline asm contraints to gcc 6.x Vineet Gupta
2017-06-27 11:47   ` Joseph Myers
2017-06-27 16:40     ` Vineet Gupta
2017-06-27 16:54       ` Zack Weinberg
2017-06-27  8:01 ` [RFC 1/6] upstream: comment update Vineet Gupta
2017-06-27  8:01 ` [RFC 5/6] ARC: Enable __start as entry point vs. canonical _start Vineet Gupta
2017-06-27  8:01 ` [RFC 3/6] ARC: add definitions to elf/elf.h Vineet Gupta
2017-06-27  8:01 ` [RFC 6/6] ARC: Fix several testsuite failures related to unwinding Vineet Gupta
2017-06-27  8:02 ` [RFC 4/6] ARC: Initial port to glibc Vineet Gupta
2017-06-27 11:30   ` Florian Weimer
2017-06-27 11:55     ` Vineet Gupta
2017-06-27 12:01       ` Florian Weimer
2017-06-27 12:03         ` Joseph Myers
2017-06-27 11:56   ` Joseph Myers
2017-06-27 15:51     ` Vineet Gupta
2017-06-27 15:55       ` Joseph Myers [this message]
2017-06-27 16:52         ` Vineet Gupta
2017-06-27 17:02           ` Joseph Myers
2017-06-27 19:32     ` Vineet Gupta
2017-06-27 19:56       ` Joseph Myers
2017-06-28  8:49     ` ucontect vs. ucontext_t (was Re: [RFC 4/6] ARC: Initial port to glibc) Vineet Gupta
2017-06-28  9:23       ` Szabolcs Nagy
2017-06-28  9:30       ` Joseph Myers
2017-06-28  9:42         ` Vineet Gupta
2017-06-29 15:22     ` [RFC 4/6] ARC: Initial port to glibc Vineet Gupta
2017-06-29 15:29       ` Joseph Myers
2017-11-06 20:19     ` Vineet Gupta
2017-11-06 22:27       ` Joseph Myers
2017-06-27 11:31 ` [RFC 0/6] glibc port to ARC architecture Florian Weimer
2017-06-27 12:00   ` Joseph Myers
2017-11-06 22:52     ` Vineet Gupta
2017-11-06 23:09       ` Joseph Myers
2017-11-27 20:37     ` Vineet Gupta
2017-11-27 22:16       ` Joseph Myers
2017-12-08  0:31         ` Vineet Gupta
2017-12-08 11:15           ` Joseph Myers
2017-06-27 11:45 ` Joseph Myers
2017-06-27 13:16   ` Vineet Gupta

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