Add error throw for no file specified

diff --git a/plugins/available/extract.plugin.bash b/plugins/available/extract.plugin.bash
index 1c55928..1c3e9b1 100644 (file)
--- a/plugins/available/extract.plugin.bash
+++ b/plugins/available/extract.plugin.bash
@@ -1,4 +1,9 @@
 extract () {
+  if [ $# -ne 1 ]
+  then
+    echo "Error: No file specified."
+    return 1
+  fi
        if [ -f $1 ] ; then
                case $1 in
                        *.tar.bz2) tar xvjf $1   ;;
@@ -12,7 +17,7 @@ extract () {
                        *.zip)     unzip $1      ;;
                        *.Z)       uncompress $1 ;;
                        *.7z)      7z x $1       ;;
-                       *)         echo "'$1' cannot be extracted via >extract<" ;;
+                       *)         echo "'$1' cannot be extracted via extract" ;;
                esac
        else
                echo "'$1' is not a valid file"