From: Tzu-Ming Kuo <b99902073@ntu.edu.tw>
Date: Fri, 6 Jun 2014 15:42:35 +0000 (+0800)
Subject: modify matlab/train.c to check if the label vector is in dense format.
X-Git-Tag: v195~14^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3da54042a9f0039f589b9872b4635d843e58258c;p=liblinear

modify matlab/train.c to check if the label vector is in dense format.
---

diff --git a/matlab/train.c b/matlab/train.c
index 1301ed5..7c29280 100644
--- a/matlab/train.c
+++ b/matlab/train.c
@@ -356,12 +356,20 @@ void mexFunction( int nlhs, mxArray *plhs[],
 	{
 		int err=0;
 
-		if(!mxIsDouble(prhs[0]) || !mxIsDouble(prhs[1])) {
+		if(!mxIsDouble(prhs[0]) || !mxIsDouble(prhs[1]))
+		{
 			mexPrintf("Error: label vector and instance matrix must be double\n");
 			fake_answer(nlhs, plhs);
 			return;
 		}
 
+		if(mxIsSparse(prhs[0]))
+		{
+			mexPrintf("Error: label vector should not be in sparse format");
+			fake_answer(nlhs, plhs);
+			return;
+		}
+
 		if(parse_command_line(nrhs, prhs, NULL))
 		{
 			exit_with_help();