diff --git a/bashrc b/bashrc
index 7d15a48..e186a12 100755
--- a/bashrc
+++ b/bashrc
@@ -235,7 +235,7 @@ cd(){
 __dirs_rm_dup(){
     for d in "$@"
     do
-        local next="$(realpath --no-symlinks "$d")"
+        local next="$(__realpath --strip "$d")"
         for l in $(\dirs -v -l | cut -d "
 " -f 2- | \grep -x " *[0-9]\+ \+${next}" | \grep -o "^ *[0-9]\+ " | tac)
         do
@@ -244,6 +244,22 @@ __dirs_rm_dup(){
     done
 }
 
+__realpath(){
+    if type realpath >/dev/null 2>&1
+    then
+        command realpath "$@"
+    else
+        while ! test -d $1
+        do
+            shift
+        done
+        local d="$OLDPWD"
+        command cd "$1"
+        echo "$PWD"
+        command cd "$d"
+    fi
+}
+
 dh(){
     if test $# -eq 0
     then
@@ -421,7 +437,7 @@ o(){
     else
         for f in "$@"
         do
-            open_file "$f"
+            open_file "$(realpath "$f")"
         done
     fi
 }
diff --git a/setup.sh b/setup.sh
index 3c7499a..513bda4 100755
--- a/setup.sh
+++ b/setup.sh
@@ -61,6 +61,7 @@ git_config(){
     # git config --global alias.my-ls "ls-files | xargs ls"
     # git config --global alias.ll "!git ls-files | xargs ls -l -CFG --color=auto --time-style=long-iso"
     git config --global alias.addi "add -i"
+    git config --global alias.clean-p "!test -z \"\$(git status -s -uno)\""
     if false iswindows; then
         git config --global core.fileMode false
     fi