From f5e09fbd304b21adc77a7d4bb0985d4de9236cd2 Mon Sep 17 00:00:00 2001
From: Eric Schulte <schulte.eric@gmail.com>
Date: Sun, 28 Aug 2011 09:03:07 -0600
Subject: [PATCH] ob-awk: safer variable expansion

* lisp/ob-awk.el (org-babel-expand-body:awk): Allow for symbolic
  variable names.
---
 lisp/ob-awk.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/ob-awk.el b/lisp/ob-awk.el
index ff5a9671c..1ba0a3569 100644
--- a/lisp/ob-awk.el
+++ b/lisp/ob-awk.el
@@ -48,7 +48,7 @@
   "Expand BODY according to PARAMS, return the expanded body."
   (dolist (pair (mapcar #'cdr (org-babel-get-header params :var)))
     (setf body (replace-regexp-in-string
-                (regexp-quote (concat "$" (car pair))) (cdr pair) body)))
+                (regexp-quote (format "$%s" (car pair))) (cdr pair) body)))
   body)
 
 (defun org-babel-execute:awk (body params)