[libvirt] [PATCH 2/2] virt-aa-helper-test: avoid non-portable echo -n
Eric Blake
eblake at redhat.com
Wed Apr 14 17:17:55 UTC 2010
On 04/14/2010 10:14 AM, Jim Meyering wrote:
> Eric Blake wrote:
>> * tests/virt-aa-helper-test (testme): Use printf instead.
>> ---
>>
>> - echo -n " $outstr: " >$output
>> - echo -n " '$extra_args $args" >$output
>> + printf " $outstr: " >$output
>> + printf " '$extra_args $args" >$output
>
> These are fine if you know that the printf arguments
> never (and will never) contain the likes of "%" and "\".
> If you add a "%s" argument, then we don't even have to think about it:
>
> printf %s " $outstr: " >$output
> printf %s " '$extra_args $args" >$output
Okay, I modified 2/2 to use %s as you suggested, and pushed (I've
already ditched 1/2, as discussed elsewhere in the thread).
--
Eric Blake eblake at redhat.com +1-801-349-2682
Libvirt virtualization library http://libvirt.org
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