On 06/04/2014 08:31 AM, J. David Boyd wrote: > Eric Blake <ebl...@redhat.com> writes: > >> >> see why `` is obsolete, and you should be using $()? Among other >> reasons, \ inside `` has weird rules. >> > > Wow, when did this happen? I've been using `` for years, and never heard of > $(). What version did this change?
$() has existed in all sh variant shells except Solaris /bin/sh pretty much since the 80s; it was standardized in POSIX in the 90s. (On Solaris, you have to use /usr/xpg4/bin/sh instead of /bin/sh to get it) -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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