fix using non-local variable

[tee-unique] / appendu

diff --git a/appendu b/appendu
index 1d9388e8840b580327d6ae4bc8ff41ef1344602f..7854aee9b1c324de99f907a429e62f465a63e9b8 100755 (executable)
--- a/appendu
+++ b/appendu
@@ -36,7 +36,7 @@ Appended lines are output to the terminal.
         return 1
     fi
 
-    local readsudo writesudo
+    local readsudo writesudo x
     local file="$1"
     shift
     
@@ -49,7 +49,7 @@ Appended lines are output to the terminal.
             [[ ! -w $dir ]] && writesudo=sudo
         else
             echo "appendu error: $dir does not exist"
-            exit 1
+            return 1
         fi
     fi
     if ! $dosudo; then