1 files changed, 30 insertions, 0 deletions

@@ -0,0 +1,30 @@
+# PATH
+
+# add a path to PATH, but only if it's not already there
+path_add() { # path_add [-a] PATH...
+        # -a appends (default is prepend)
+        APPEND=false
+        if [ "x$1" = "x-a" ]; then
+                APPEND=true
+                shift
+        fi
+
+        for p; do
+                case ":$PATH:" in
+                *:"$p":*) ;;
+                *)
+                        if $APPEND; then
+                                PATH="$PATH:$p"
+                        else
+                                PATH="$p:$PATH"
+                        fi
+                        ;;
+                esac
+        done
+
+        unset APPEND
+}
+
+path_add "$HOME/bin" "$HOME/usr/bin"
+
+command -v luarocks >/dev/null 2>&1 && path_add "$HOME/.luarocks/bin"