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Date: Thu, 11 Jun 2015 11:04:00 -0000
From: Pedro Alves <palves@redhat.com>
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To: James Greenhalgh <james.greenhalgh@arm.com>
CC: Gary Benson <gbenson@redhat.com>,        "gdb-patches@sourceware.org" <gdb-patches@sourceware.org>,        Eli Zaretskii <eliz@gnu.org>, Doug Evans <dje@google.com>,        =?windows-1252?Q?Iago_L=F3pez_Galeiras?= <iago@endocode.com>
Subject: Re: [PATCH 2/9 v2] Introduce nat/linux-namespaces.[ch]
References: <555DF224.8020101@redhat.com> <20150611084023.GA7361@arm.com>
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On 06/11/2015 09:40 AM, James Greenhalgh wrote:

> I would expect that to mean this is broken for any
> "long int != ssize_t" target. I'm not sure which C standards GDB requires
> compatability with, but I believe the portable C99 way of printing a
> ssize_t would be "%zd".

GDB is written in C90 currently.

The usual way to handle this is to use plongest (with %s).  As this
is native GNU/Linux code, casting to long (thus keep %ld) would
be fine too.

Thanks,
Pedro Alves