Re: [libvirt] [PATCH 2/2] virt-aa-helper-test: avoid non-portable echo -n

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