Re: [libvirt] [PATCH] spec: Guess rhel/fedora macros from dist
On Wed, Mar 16, 2011 at 09:31:13 -0600, Eric Blake wrote:
This works for one-shot evaluation:
# if neither fedora nor rhel was defined, try to guess them from %{dist}
%if !0%{?rhel} && !0%{?fedora}
%define rhel %{lua: v=string.match(rpm.expand("%{?dist}"),
"^%.el([0-9]+).*"); if v ~= nil then print(v) end}
%define fedora %{lua: v=string.match(rpm.expand("%{?dist}"),
"^%.fc?([0-9]+).*"); if v ~= nil then print(v) end}
%endif
Hmm, this is nice in avoiding forks but it unfortunately doesn't seem to work
on RHEL-5:
error: lua script failed: [string "<lua>"]:1: attempt to call field
`match' (a nil value)
1< (empty)
0< %if 0
error: line 18: %if 0
Jirka