new file mode 100644
--- /dev/null
+++ b/.zsh/00.path_manipulation.zsh
@@ -0,0 +1,17 @@
+# Functions for manipulating $PATH. Split out so I can use them in .zshenv if I want.
+
+function insert_path_element() {
+    if echo "$PATH" | grep "$1:" >> /dev/null; then
+        echo $1 already in path
+    else
+        export PATH="$1:$PATH"
+    fi
+}
+
+function remove_path_element() {
+    if echo "$PATH" | grep "$1:" >> /dev/null; then
+        export PATH="`echo $PATH | sed s%$1:%%`"
+    else
+        echo $1 not in PATH
+    fi
+}