From 042d0118ae33f8c4abac3333f95bab8ca131432e Mon Sep 17 00:00:00 2001
From: Vincent van Ravesteijn <vfr@lyx.org>
Date: Wed, 26 Oct 2011 14:04:22 +0000
Subject: [PATCH] Constify some variables in tex2lyx

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@40013 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/tex2lyx/text.cpp | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/src/tex2lyx/text.cpp b/src/tex2lyx/text.cpp
index 7ca373d9cd..7a5565e25b 100644
--- a/src/tex2lyx/text.cpp
+++ b/src/tex2lyx/text.cpp
@@ -2531,13 +2531,9 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 		}
 
 		else if (t.cs() == "rule") {
-			string offset = "";
-			string width;
-			string thickness;
-			if (p.hasOpt())
-				offset = p.getArg('[', ']');
-			width = p.getArg('{', '}');
-			thickness = p.getArg('{', '}');
+			string const offset = (p.hasOpt() ? p.getArg('[', ']') : string());
+			string const width = p.getArg('{', '}');
+			string const thickness = p.getArg('{', '}');
 					
 			context.check_layout(os);
 			begin_command_inset(os, "line", "rule");