On 06/06/2016 07:31 AM, Zack Weinberg wrote:
> or you can do it all in shell:
>
> VAR="text1 text2"
> VAR2="`AS_ECHO("$VAR") | sed 's/text1//g'`" dnl yes, the nested double
> quotes are correct
Correct in a POSIX shell, but liable to misbehave on some older shells.
Better is:
VAR2=`AS_ECHO("$VAR") | sed 's/text1//g'`
Since it is in assignment context, you don't need the outer "" to
prevent word splitting, the `` is enough for the shell to know where the
assignment ends.
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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