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From: Anthony Liguori <aliguori@us.ibm.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: libvir-list@redhat.com, Markus Armbruster <armbru@redhat.com>,
	Eric Blake <eblake@redhat.com>,
	qemu-devel@nongnu.org, Alexander Graf <agraf@suse.de>
Subject: Re: [Qemu-devel] [PATCH 4/7] compiler: add macro for GCC weak symbols
Date: Fri, 27 Jul 2012 09:27:10 -0500	[thread overview]
Message-ID: <87hastmg8x.fsf@codemonkey.ws> (raw)
In-Reply-To: <CAFEAcA_9Vra0HGG5BjV4EKkvxwGLLaYUOyj1pTLkYwoJqs+5EA@mail.gmail.com>

Peter Maydell <peter.maydell@linaro.org> writes:

> On 27 July 2012 14:37, Anthony Liguori <aliguori@us.ibm.com> wrote:
>> --- a/compiler.h
>> +++ b/compiler.h
>> @@ -45,6 +45,7 @@
>>  #  define GCC_ATTR __attribute__((__unused__, format(gnu_printf, 1, 2)))
>>  #  define GCC_FMT_ATTR(n, m) __attribute__((format(gnu_printf, n, m)))
>>  # endif
>> +#define GCC_WEAK __attribute__((weak))
>>  #else
>>  #define GCC_ATTR /**/
>>  #define GCC_FMT_ATTR(n, m)
>
> The GCC manual says "Weak symbols are supported for ELF targets,
> and also for a.out targets when using the GNU assembler and linker".
> Have you tested this on Windows and MacOSX ?

Weak symbols are supposed to be supported by mingw32.

I have no idea about MacOS X.

I have no way to develop or test for MacOS X using free software so I
honestly don't care about it.

Regards,

Anthony Liguori

>
> (Also, no version of the macro in the not-GCC branch of the #if.)
>
> -- PMM

  reply	other threads:[~2012-07-27 14:29 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-27 13:37 [Qemu-devel] [PATCH 0/7] qapi: add commands to remove the need to parse -help output Anthony Liguori
2012-07-27 13:37 ` [Qemu-devel] [PATCH 1/7] qmp: introduce device-list-properties command Anthony Liguori
2012-07-27 16:05   ` Luiz Capitulino
2012-08-10 14:40     ` Anthony Liguori
2012-07-27 13:37 ` [Qemu-devel] [PATCH 2/7] qapi: mark QOM commands stable Anthony Liguori
2012-07-27 16:06   ` Luiz Capitulino
2012-08-10 14:40     ` Anthony Liguori
2012-07-27 13:37 ` [Qemu-devel] [PATCH 3/7] qapi: add query-machines command Anthony Liguori
2012-07-27 16:12   ` Luiz Capitulino
2012-08-10 14:41     ` Anthony Liguori
2012-08-10 14:50       ` Luiz Capitulino
2012-08-10 16:06         ` Anthony Liguori
2012-08-10 16:15           ` Luiz Capitulino
2012-07-27 17:25   ` Eric Blake
2012-07-27 18:12     ` Anthony Liguori
2012-07-27 18:28       ` Eric Blake
2012-07-27 13:37 ` [Qemu-devel] [PATCH 4/7] compiler: add macro for GCC weak symbols Anthony Liguori
2012-07-27 13:50   ` Peter Maydell
2012-07-27 14:27     ` Anthony Liguori [this message]
2012-07-27 14:45       ` Peter Maydell
2012-07-27 15:31         ` Anthony Liguori
2012-07-27 19:34           ` Blue Swirl
2012-07-27 20:51             ` Anthony Liguori
2012-07-27 21:04               ` Blue Swirl
2012-07-27 22:40                 ` Anthony Liguori
2012-07-28  6:25                   ` Markus Armbruster
2012-07-28  8:52                     ` Blue Swirl
2012-07-28  8:45                   ` Blue Swirl
2012-07-28  6:50           ` Peter Maydell
2012-07-28  8:58             ` Blue Swirl
2012-07-27 15:32     ` Anthony Liguori
2012-07-27 13:37 ` [Qemu-devel] [PATCH 5/7] qapi: add query-cpudefs command Anthony Liguori
2012-07-27 14:00   ` Peter Maydell
2012-07-27 15:01     ` Anthony Liguori
2012-07-27 16:19   ` Luiz Capitulino
2012-07-27 18:37   ` Eric Blake
2012-07-27 13:37 ` [Qemu-devel] [PATCH 6/7] target-i386: add implementation of query-cpudefs Anthony Liguori
2012-07-31 15:57   ` Eduardo Habkost
2012-08-10 14:43     ` Anthony Liguori
2012-08-10 15:59       ` Eduardo Habkost
2012-08-10 16:37         ` Anthony Liguori
2012-08-10 16:51           ` Eduardo Habkost
2012-08-10 17:09             ` Anthony Liguori
2012-08-10 17:31               ` Eduardo Habkost
2012-07-27 13:37 ` [Qemu-devel] [PATCH 7/7] target-ppc: " Anthony Liguori
2012-07-27 16:21 ` [Qemu-devel] [PATCH 0/7] qapi: add commands to remove the need to parse -help output Luiz Capitulino
2012-07-27 16:37   ` Daniel P. Berrange
  -- strict thread matches above, loose matches on Subject: below --
2012-08-10 16:04 [Qemu-devel] [PATCH 0/7] qapi: add commands to remove the need (v2) Anthony Liguori
2012-08-10 16:04 ` [Qemu-devel] [PATCH 4/7] compiler: add macro for GCC weak symbols Anthony Liguori
2012-08-12 21:30   ` Peter Maydell
2012-08-13 13:44     ` Anthony Liguori

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