From 2c0eaab164a67b09f926c3957b028b12dc7288bd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=BCrgen=20Spitzm=C3=BCller?= <spitz@lyx.org>
Date: Tue, 8 Jan 2008 07:29:47 +0000
Subject: [PATCH] * src/TextClass.cpp: 	- allow for multiple subsequent
 Requires class tags.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@22428 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/TextClass.cpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/TextClass.cpp b/src/TextClass.cpp
index 80798dd502..ae2dd9f220 100644
--- a/src/TextClass.cpp
+++ b/src/TextClass.cpp
@@ -35,6 +35,7 @@
 
 #include <sstream>
 
+
 using namespace std;
 using namespace lyx::support;
 
@@ -396,7 +397,16 @@ bool TextClass::read(FileName const & filename, ReadType rt)
 		case TC_REQUIRES: {
 			lexrc.eatLine();
 			string const packages = lexrc.getString();
-			requires_ = getVectorFromString(packages);
+			vector<string> req = getVectorFromString(packages);
+			if (requires_.empty()) {
+				requires_ = req;
+				break;
+			}
+			for (vector<string>::const_iterator it = req.begin();
+			     it != req.end(); ++it) {
+				if (find(requires_.begin(), requires_.end(), *it) == requires_.end())
+					requires_.push_back(*it);
+			}
 			break;
 		}