[Xen-devel] [PATCH 7 of 8 v2] Linux/init: check for udev >= 59 at xencommons

[Roger Pau Monne <roger.pau@xxxxxxxxxxxxx>]

# HG changeset patch
# User Roger Pau Monne <roger.pau@xxxxxxxxxxxxx>
# Date 1329814249 -3600
# Node ID a26c5eadc56fe15af5e40600a3851b4d64be6389
# Parent  417702b27ab78ad554062a065fa3f51af091b3b3
Linux/init: check for udev >= 59 at xencommons

Check for udev at xencommons, since hotplug scripts use it.

Signed-off-by: Roger Pau Monne <roger.pau@xxxxxxxxxxxxx>

diff -r 417702b27ab7 -r a26c5eadc56f tools/hotplug/Linux/init.d/xencommons
--- a/tools/hotplug/Linux/init.d/xencommons     Tue Feb 21 09:03:32 2012 +0100
+++ b/tools/hotplug/Linux/init.d/xencommons     Tue Feb 21 09:50:49 2012 +0100
@@ -70,6 +70,28 @@ do
                log_warning_msg "$servicename: $tool not found"
 done
 
+# Check for udev >= 59
+if ! type udevadm > /dev/null 2>&1
+then
+       if ! type udevinfo > /dev/null 2>&1
+       then
+               log_warning_msg "$servicename: unable to find" \
+                               " udevadm or udevinfo"
+       else
+               udevver=`udevinfo -V | awk '{print $NF}'`
+       fi
+else
+       udevver=`udevadm info -V | awk '{print $NF}'`
+fi
+if test -z "${udevver}" || test "${udevver}" -lt 59
+then
+       if ! type hotplug > /dev/null 2>&1
+       then
+               log_warning_msg "$servicename: udev is too old," \
+                               " upgrade to version 59"
+       fi
+fi
+
 do_start () {
         local time=0
        local timeout=30

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