[OSSTest Nested v12 11/21] Tcl: Provide lunappend

[Robert Ho <robert.hu@intel.com>]

From: Ian Jackson <ian.jackson@eu.citrix.com>

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
Tested-by: Robert Ho <robert.hu@intel.com>
---
 tcl/osstestlib.tcl | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tcl/osstestlib.tcl b/tcl/osstestlib.tcl
index 61a6a09..b5a52d3 100644
--- a/tcl/osstestlib.tcl
+++ b/tcl/osstestlib.tcl
@@ -75,6 +75,13 @@ proc lshift {listvar} {
     return $head
 }
 
+proc lunappend {listvar} {
+    upvar 1 $listvar list
+    set tail [lindex $list end]
+    set list [lrange $list 0 end-1]
+    return $tail
+}
+
 proc var-or-default {varname {default {}}} {
     upvar 1 $varname var
     if {[info exists var]} { return $var }
-- 
1.8.3.1