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Date: Tue, 10 Mar 2009 13:22:32 -0500
From: Anthony Liguori <anthony@codemonkey.ws>
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Subject: Re: [Qemu-devel] Compiling qemu with nas installed
References: <200903082321.28196.hasso@estpak.ee>
	<f43fc5580903100922u4e718ccepa7039a4be192cbfc@mail.gmail.com>
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To: qemu-devel@nongnu.org

Blue Swirl wrote:
> On 3/8/09, Hasso Tepper <hasso@estpak.ee> wrote:
>   
>> If user has packages installed in "nonstandard" paths (like pkgsrc package
>>  system used by NetBSD and DragonFly - /usr/pkg), CPPFLAGS and LDFLAGS are
>>  used normally by users to help configure scripts etc to find headers and
>>  libraries.
>>
>>  $ export CPPFLAGS=-I/usr/pkg/include
>>  $ export LDFLAGS=-L/usr/pkg/lib
>>
>>  This causes the problem if user has the nas software package installed:
>>     

You should use --extra-cflags and --extra-ldflags.  If we're not already 
making these come before our -I$(srcdir), then we should change that.

Basically, we need to ensure that any of our headers have include 
priority over system headers in the search path.

Regards,

Anthony Liguori

>>   CC    wm8750.o
>>  /tmp/q/wm8750.c:24: error: expected specifier-qualifier-list
>>  before 'QEMUSoundCard'
>>  /tmp/q/hw/wm8750.c: In function 'wm8750_in_load':
>>  /tmp/q/hw/wm8750.c:59: error: 'struct wm8750_s' has no member
>>  named 'idx_in'
>>  /tmp/q/hw/wm8750.c:59: error: 'struct wm8750_s' has no member
>>  named 'req_in'
>>  etc etc etc
>>
>>  The problem comes from fact that the nas package has also audio/audio.h
>>  file and it's included in wm8750.c if user or package system defines
>>  CPPFLAGS which happen to include the path to the audio/audio.h from nas.
>>
>>  I don't how to fix it correctly, but I think that local paths should be
>>  always before system or user specified ones.
>>     
>
> Rename audio/audio.h to audio/qemu_audio.h?
>
>
>