Add 'up' function

1 files changed, 9 insertions, 1 deletions

diff --git a/lib/common.nix b/lib/common.nix
index 4fa34a3..bb89efa 100644
--- a/lib/common.nix
+++ b/lib/common.nix
@@ -134,7 +134,15 @@ in
         function cd() {
           builtin cd "$@" && ls
         }
-
+        function up() {
+          N=$1
+          P=$PWD
+          for (( i=1; i<=$N; i++ ))
+          do
+            P+="/.."
+          done
+          cd "$P"
+        }
         # my prompt, after much chagrin
         export PS1="\n\[\e[34m\][\u@\h:\w]\[\e[m\] \$(date +%Y.%m.%d..%H.%M) \$(if [ \$? == 0 ]; then true; else echo \(\$?\); fi) \n$ "
       '';