updated dotstow

dotstow.sh

@@ -2,17 +2,17 @@
 
 if [ -z "$(which realpath)" ]; then
     realpath() {
-        path=$1
-        if [ "${path[0]}" == "/" ]; then
-            echo $path;
-        elif [ "${path[0]}" == "~" ]; then
-            echo $HOME/${path:2}
-        elif [ "${path:0:2}" == ".." ]; then
-            echo $(dirname $(pwd))/${path:3}
-        elif [ "${path[0]}" == "." ]; then
-            echo $(pwd)/${path:2}
+        rpath=$1
+        if [ "${rpath[0]}" == "/" ]; then
+            echo $rpath;
+        elif [ "${rpath:0:1}" == "~" ]; then
+            echo $HOME/${rpath:2}
+        elif [ "${rpath:0:2}" == ".." ]; then
+            echo $(dirname $(pwd))/${rpath:3}
+        elif [ "${rpath:0:1}" == "." ]; then
+            echo $(pwd)/${rpath:2}
         else
-            echo $(pwd)/$path
+            echo $(pwd)/$rpath
         fi
     }
 fi