_init_completion: Fix out of bounds access to words when cword is 0.

2011-05-01 17:32:09 +03:00 · 2011-05-01 17:32:09 +03:00 · 5c98d3160a
commit 5c98d3160a
parent ddbd28f638
1 changed files with 1 additions and 1 deletions
--- a/2
+++ b/2
@ -737,7 +737,7 @@ _init_completion()
            i=$(( ++i ))
        fi
    done
-    prev=${words[cword-1]}
+    [[ $cword -ge 1 ]] && prev=${words[cword-1]} || prev=

    return 0
 }