[OE-core] [PATCH 1/1] qemu: update dependency of native package

[Kang Kai]

On 2013年08月16日 23:55, Stanacar, StefanX wrote:
>> -----Original Message-----
>> From: openembedded-core-bounces at lists.openembedded.org
>> [mailto:openembedded-core-bounces at lists.openembedded.org] On
>> Behalf Of Richard Purdie
>> Sent: Friday, August 16, 2013 1:48 PM
>> To: Kai Kang
>> Cc: openembedded-core at lists.openembedded.org;
>> Zhangle.Yang at windriver.com
>> Subject: Re: [OE-core] [PATCH 1/1] qemu: update dependency of native
>> package
>>
>> On Fri, 2013-08-16 at 18:05 +0800, Kai Kang wrote:
>>> [YOCTO #4973]
>>>
>>> It fails to start qemu with core-image-sato on Fedora 19. The error
>>> message shows:
>>>
>>> Could not initialize SDL(No available video device) - exiting
>>>
>>> Add dependecy libxext-native to qemu-native to fix this error.
>>>
>>> Signed-off-by: Kai Kang <kai.kang at windriver.com>
>>> ---
>>>   meta/recipes-devtools/qemu/qemu.inc | 2 +-
>>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/meta/recipes-devtools/qemu/qemu.inc b/meta/recipes-
>> devtools/qemu/qemu.inc
>>> index 97e9b7b..a96e00c 100644
>>> --- a/meta/recipes-devtools/qemu/qemu.inc
>>> +++ b/meta/recipes-devtools/qemu/qemu.inc
>>> @@ -2,7 +2,7 @@ DESCRIPTION = "open source processor emulator"
>>>   HOMEPAGE = "http://qemu.org"
>>>   LICENSE = "GPLv2 & LGPLv2.1"
>>>   DEPENDS = "glib-2.0 zlib alsa-lib virtual/libx11 pixman dtc libsdl"
>>> -DEPENDS_class-native = "zlib-native alsa-lib-native glib-2.0-native
>> pixman-native dtc-native"
>>> +DEPENDS_class-native = "zlib-native alsa-lib-native glib-2.0-native
>> pixman-native dtc-native libxext-native"
>>>   DEPENDS_class-nativesdk = "nativesdk-zlib nativesdk-libsdl nativesdk-
>> glib-2.0 nativesdk-pixman nativesdk-dtc"
>>>   RDEPENDS_${PN}_class-nativesdk = "nativesdk-libsdl"
>> This is one of the ugly dependencies we've tried to ignore.
>>
>> We basically assume if your build machine has graphics, you have the
>> devel headers/libs there and qemu will autodetect and include graphics
>> support. Equally, if your build machine doesn't, it just won't build
>> graphics support. In general most people seem happy with this even if
>> its imperfect.
>>
> But, but... I do have libxext and libxext-devel installed... (and minimal works just fine as the bug says)
> libXext-1.3.2-1.fc19.x86_64
> libXext-devel-1.3.2-1.fc19.x86_64
>
> Also strace shows:
> open("/lib64/libXext.so.6", O_RDONLY|O_CLOEXEC) = 11
> read(11, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`7`U1\0\0\0"..., 832) = 832
> fstat(11, {st_mode=S_IFREG|0755, st_size=77376, ...}) = 0
> mmap(NULL, 2169112, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 11, 0) = 0x7f0a493ee000
> mprotect(0x7f0a493ff000, 2093056, PROT_NONE) = 0
> mmap(0x7f0a495fe000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 11, 0x10000) = 0x7f0a495fe000
> close(11)                               = 0
It is a little weird, and it seems we need more work. :)

Regards,
Kai

>
> The F18 system which doesn't have a problem with sato has:
>
> libXext-1.3.1-3.20130524gitdfe6e1f3b.fc18.x86_64
> libXext-devel-1.3.1-3.20130524gitdfe6e1f3b.fc18.x86_64
>
>
> Cheers,
> Stefan
>
>> Adding libxext-native upsets this balance a little...
>>
>> Cheers,
>>
>> Richard
>>
>>
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-- 
Regards,
Neil | Kai Kang