On 2016/3/29 21:43, Paolo Bonzini wrote:
>
>
> On 29/03/2016 14:03, Andrew Jones wrote:
>>>> I am running kvm-unit-tests, the Bash(version is low) on my server doesn't support the command 'exec', so I changed some codes in kvm-unit-tests.
>> Hmm, I didn't know there were bash versions w/out exec. Is your bash
>> really bash?
>
> It could be the "{fd}<foo" feature, which according to
> http://tiswww.case.edu/php/chet/bash/NEWS was introduced in 4.1:
>
> ----
> This is a terse description of the new features added to bash-4.1 since
> the release of bash-4.0.
>
> [...]
>
> p. If the optional left-hand-side of a redirection is of the form
> {var}, the shell assigns the file descriptor used to $var or uses $var
> as the file descriptor to move or close, depending on the redirection
> operator.
> ----
>
> Yijun, I think using "10" unconditionally would work (i.e. replace {fd}
> and $fd with 10).
>
Yes, it works. Thanks very much!
> Paolo
>
>>>>
>>>> diff --git a/scripts/functions.bash b/scripts/functions.bash
>>>> index f13fe6f..241ae0e 100644
>>>> --- a/scripts/functions.bash
>>>> +++ b/scripts/functions.bash
>>>> @@ -12,9 +12,10 @@ function for_each_unittest()
>>>> local check
>>>> local accel
>>>>
>>>> - exec {fd}<"$unittests"
>>>> + #exec {fd}<"$unittests"
>
>
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