From 1f9652587e2eab9c9e79a9d344fe4bdbd4ebb481 Mon Sep 17 00:00:00 2001
From: Edwin Leuven <e.leuven@gmail.com>
Date: Fri, 4 May 2007 15:30:27 +0000
Subject: [PATCH] * do not ignore "requires" field in MathMacro   (fixes
 http://bugzilla.lyx.org/show_bug.cgi?id=3520)

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18199 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/MathMacro.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/mathed/MathMacro.cpp b/src/mathed/MathMacro.cpp
index d38cedaea3..6da3c6e596 100644
--- a/src/mathed/MathMacro.cpp
+++ b/src/mathed/MathMacro.cpp
@@ -203,6 +203,10 @@ void MathMacro::drawSelection(PainterInfo & pi, int x, int y) const
 
 void MathMacro::validate(LaTeXFeatures & features) const
 {
+	string const require = MacroTable::globalMacros().get(name()).requires();
+	if (!require.empty())
+		features.require(require);
+
 	if (name() == "binom" || name() == "mathcircumflex")
 		features.require(to_utf8(name()));
 }