Allow for multiple but unique persistent media.

The patch provides a boot parameter to be used in conjunction with
persistent and allow for multiple but unique persistent media such as
live-sn-subText with boot parameter persistent-subtext=subText.

diff --git a/scripts/live b/scripts/live
index 2a146d7..db1d355 100755 (executable)
--- a/scripts/live
+++ b/scripts/live
@@ -345,6 +345,13 @@ Arguments ()
                                export PERSISTENT_PATH
                                ;;
 
+                       persistent-subtext=*)
+                               root_persistence="${root_persistence}-${ARGUMENT#persistent-subtext=}"
+                               home_persistence="${home_persistence}-${ARGUMENT#persistent-subtext=}"
+                               root_snapshot_label="${root_snapshot_label}-${ARGUMENT#persistent-subtext=}"
+                               home_snapshot_label="${home_snapshot_label}-${ARGUMENT#persistent-subtext=}"
+                               ;;
+
                        nopersistent)
                                NOPERSISTENT="Yes"
                                export NOPERSISTENT