On Tue, Jun 16, 2009 at 08:19:23PM -0500, Anthony Liguori wrote:
> malc wrote:
>>
>> On my system the above line causes gcc to emit:
>>
>> In file included from /home/malc/x/rcs/git/qemu/linux-user/strace.c:12:
>> /usr/include/linux/futex.h:48: error: field `__user' has incomplete type
>> /usr/include/linux/futex.h:48: error: syntax error before '*' token
>> /usr/include/linux/futex.h:63: error: field `list' has incomplete type
>> /usr/include/linux/futex.h:83: error: field `__user' has incomplete type
>> /usr/include/linux/futex.h:83: error: syntax error before '*' token
>> make[1]: *** [strace.o] Error 1

> We had the same problem with usb-linux.c.  It's broken system headers,
> the __user stuff is supposed to get removed as part of the headers
> installation.

> It builds fine on my system (Fedora 10).

Howabout something like this:

commit eb8387cb0eda32a18880664eb5f0ca5c8bf05b45
Author: Riku Voipio <riku.voipio@iki.fi>
Date:   Thu Jun 18 22:44:31 2009 +0300
Subject: linux-user: include futex defines directly

Since some common distributions have broken linux/futex.h, stop
including it. Instead add the defines directly.

Signed-off-by: Riku Voipio <riku.voipio@iki.fi>