From 5c6cd059e8395d7f24d4b199e59c8c2f562dc438 Mon Sep 17 00:00:00 2001
From: Tom Willemse
Date: Sun, 3 Nov 2013 21:21:21 +0100
Subject: New stow hierarchy

---
 zsh/.zsh/functions/add-to-list | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 zsh/.zsh/functions/add-to-list

(limited to 'zsh/.zsh/functions/add-to-list')

diff --git a/zsh/.zsh/functions/add-to-list b/zsh/.zsh/functions/add-to-list
new file mode 100644
index 0000000..18720e0
--- /dev/null
+++ b/zsh/.zsh/functions/add-to-list
@@ -0,0 +1,10 @@
+# -*- mode: sh; -*-
+if [[ ! "${(P)${1}}" =~ (^|:)"$2"(:|$) ]]; then
+    if [ -n "$3" ]; then
+        # Append
+        typeset -g $1="${(P)${1}}:$2"
+    else
+        # Prepend
+        typeset -g $1="$2:${(P)${1}}"
+    fi
+fi
-- 
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