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Date: Fri, 16 Nov 2012 11:38:36 +0100
From: Gerd Hoffmann <kraxel@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH 1/2] Buildsystem fix distclean error in
	pixman
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: kwolf@redhat.com, aliguori@us.ibm.com, stefanha@gmail.com, qemu-devel@nongnu.org, blauwirbel@gmail.com, Paolo Bonzini <pbonzini@redhat.com>, Wenchao Xia <xiawenc@linux.vnet.ibm.com>

On 11/16/12 11:26, Peter Maydell wrote:
> On 16 November 2012 10:23, Paolo Bonzini <pbonzini@redhat.com> wrote:
>> Il 16/11/2012 10:27, Peter Maydell ha scritto:
>>> On 16 November 2012 05:05, Wenchao Xia <xiawenc@linux.vnet.ibm.com> wrote:
>>>> -       test -f pixman/config.log && make -C pixman distclean
>>>> +       @if test -f pixman/config.log; \
>>>> +       then \
>>>> +               make -C pixman distclean;\
>>>> +       fi
>>>
>>> These two bits of shellscript both do the same thing, don't they?
>>
>> No, when "test" fails the && exits with a failure.  The "if" exits with
>> a success (not the most portable thing ever, but we assume a decent
>> shell elsewhere).
> 
> Aha. I love shell. (This detail could usefully have been
> provided in the commit message...)

Agree.  Can I get a version with an updated commit message for the
pixman patch queue?

thanks,
  Gerd