From: Andrew Haley <aph@redhat.com>
To: Anthony Green <green@moxielogic.com>
Cc: Igor Bogomazov <ygrex@ygrex.ru>,
"libffi-discuss@sourceware.org"
<libffi-discuss@sourceware.org>
Subject: Re: return value buffer malloc()'ed vs alloca()'ed
Date: Tue, 08 Oct 2013 17:36:00 -0000 [thread overview]
Message-ID: <5254428A.9080204@redhat.com> (raw)
In-Reply-To: <CACxje58LTEpBiaUHQn6Bp=Puvmz-Sg7gReGrWfz2Nz-diZG4GA@mail.gmail.com>
On 10/08/2013 06:30 PM, Anthony Green wrote:
> The result
> buffer needs to be the largest native integral type on your system.
> Use a 64 bit long for rc instead of mallocing the exact return type
> size. You can pass it into ffi_call as &rc and simply cast it to an
> int at the end. I just checked the docs and it's definitely not
> clear
Hmmmmm. It's not so much unclear as completely wrong.
Andrew.
next prev parent reply other threads:[~2013-10-08 17:36 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-08 17:14 Igor Bogomazov
2013-10-08 17:30 ` Anthony Green
2013-10-08 17:36 ` Andrew Haley [this message]
2013-10-08 17:40 ` Anthony Green
2013-10-08 17:45 ` Andrew Haley
2013-10-09 5:09 ` Igor Bogomazov
2013-11-15 16:18 ` Broken tests in libffi testsuite Andrew Haley
2013-11-16 11:24 ` Alan Modra
2013-10-08 17:33 ` return value buffer malloc()'ed vs alloca()'ed Andrew Haley
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