From 47ca9b628d1b2c4acff675e9a60f5c655ae471c8 Mon Sep 17 00:00:00 2001
From: Houtan Bastani <houtanb@gmail.com>
Date: Sun, 26 Sep 2010 12:52:51 +0200
Subject: [PATCH] replace deprecated Matlab function isstr with ischar

---
 matlab/swz/cstz/csminwel.m | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/matlab/swz/cstz/csminwel.m b/matlab/swz/cstz/csminwel.m
index 0409569de..f32c03533 100644
--- a/matlab/swz/cstz/csminwel.m
+++ b/matlab/swz/cstz/csminwel.m
@@ -25,7 +25,7 @@ dispIndx = 0;   % 1: turn on all the diplays on the screen; 0: turn off (Added b
 
 [nx,no]=size(x0);
 nx=max(nx,no);
-NumGrad= ( ~isstr(grad) | length(grad)==0);
+NumGrad= ( ~ischar(grad) | length(grad)==0);
 done=0;
 itct=0;
 fcount=0;