From 869b2693a516a164997a11385ed21567667f27f6 Mon Sep 17 00:00:00 2001
From: Nicolas Goaziou <n.goaziou@gmail.com>
Date: Thu, 12 Aug 2010 22:59:39 +0000
Subject: [PATCH] Recognize underscores in URL

* org.el (org-make-link-regexps): modified regexp of org-plain-link-re.
---
 lisp/org.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/org.el b/lisp/org.el
index 15379efce..6a6278743 100644
--- a/lisp/org.el
+++ b/lisp/org.el
@@ -4853,7 +4853,7 @@ This should be called after the variable `org-link-types' has changed."
 	org-plain-link-re
 	(concat
 	 "\\<\\(" (mapconcat 'regexp-quote org-link-types "\\|") "\\):"
-	 (org-re "\\([^ \t\n()<>]+\\(?:([[:word:]0-9]+)\\|\\([^[:punct:] \t\n]\\|/\\)\\)\\)"))
+	 (org-re "\\([^ \t\n()<>]+\\(?:([[:word:]0-9_]+)\\|\\([^[:punct:] \t\n]\\|/\\)\\)\\)"))
 	;;	 "\\([^]\t\n\r<>() ]+[^]\t\n\r<>,.;() ]\\)")
 	org-bracket-link-regexp
 	"\\[\\[\\([^][]+\\)\\]\\(\\[\\([^][]+\\)\\]\\)?\\]"