From 5322e9fffaed11e84c545552c34e5d1d252ff7e0 Mon Sep 17 00:00:00 2001
From: yufeng <mryufeng@gmail.com>
Date: Sun, 16 Jun 2013 19:13:52 +0900
Subject: make _get_comp_words_by_ref more strong

---
 bash_completion/kerl | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'bash_completion')

diff --git a/bash_completion/kerl b/bash_completion/kerl
index 559d844..ebb14e7 100644
--- a/bash_completion/kerl
+++ b/bash_completion/kerl
@@ -3,7 +3,11 @@
 _kerl()
 {
     local cur prev
-    _get_comp_words_by_ref cur prev
+    if type _get_comp_words_by_ref &>/dev/null ; then
+        _get_comp_words_by_ref cur prev
+    else
+        cur=$2 prev=$3
+    fi
 
     case $prev in
         kerl)
-- 
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