From 160f6e7d56cd81d187d5aeb8dc17eedd1db92515 Mon Sep 17 00:00:00 2001
From: prozacx <prozacx@726aef4b-f618-498e-8847-2d620e286838>
Date: Wed, 28 Dec 2005 17:58:38 +0000
Subject: [PATCH] Allow - and _ as valid username chars

git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@591 726aef4b-f618-498e-8847-2d620e286838
---
 User.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/User.cpp b/User.cpp
index e523b44d..8e089e8e 100644
--- a/User.cpp
+++ b/User.cpp
@@ -388,9 +388,11 @@ bool CUser::IsValidUserName(const CString& sUserName) {
 	}
 
 	while (*p) {
-		if (!isalnum(*p++)) {
+		if (*p != '-' && *p != '_' && !isalnum(*p)) {
 			return false;
 		}
+
+		*p++;
 	}
 
 	return true;