From e1b5b9911301621a270d7792dc3f2b26f75bf70f Mon Sep 17 00:00:00 2001
From: kalenhaha <chenkl198812@gmail.com>
Date: Tue, 18 Feb 2014 16:49:23 +0800
Subject: [PATCH] add in reg.conf for configuration demo

---
 demo/regression/reg.conf        | 37 +++++++++++++++++++++++++++++++++
 regression/xgboost_reg_main.cpp |  3 ++-
 regression/xgboost_reg_test.h   | 10 ++++-----
 3 files changed, 44 insertions(+), 6 deletions(-)
 create mode 100644 demo/regression/reg.conf

diff --git a/demo/regression/reg.conf b/demo/regression/reg.conf
new file mode 100644
index 000000000..ee72ef960
--- /dev/null
+++ b/demo/regression/reg.conf
@@ -0,0 +1,37 @@
+boost_iterations=10
+
+save_period=0
+
+train_path=
+					
+model_dir_path=
+
+validation_paths=
+
+validation_names=validation
+
+test_paths=
+
+test_names=test
+
+booster_type=1
+
+do_reboost=0
+
+bst:num_roots=0
+
+bst:num_feature=3
+
+learning_rate=0.01
+                
+min_child_weight=1
+                
+min_split_loss=0.1
+                
+max_depth=3           
+                
+reg_lambda=0.1
+
+subsample=1
+                
+use_layerwise=0
diff --git a/regression/xgboost_reg_main.cpp b/regression/xgboost_reg_main.cpp
index f14284ad3..594069ca2 100644
--- a/regression/xgboost_reg_main.cpp
+++ b/regression/xgboost_reg_main.cpp
@@ -8,7 +8,8 @@ int main(int argc, char *argv[]){
 	char* config_path = "c:\\cygwin64\\home\\chen\\github\\xgboost\\demo\\regression\\reg.conf";
 	bool silent = false;
 	RegBoostTrain train;
-	RegBoostTest test;
 	train.train(config_path,false);
+
+	RegBoostTest test;
 	test.test(config_path,false);
 }
\ No newline at end of file
diff --git a/regression/xgboost_reg_test.h b/regression/xgboost_reg_test.h
index b6183d412..2a9020ed6 100644
--- a/regression/xgboost_reg_test.h
+++ b/regression/xgboost_reg_test.h
@@ -45,7 +45,7 @@ namespace xgboost{
 				for(int i = 0; i < test_param.test_paths.size(); i++){
 					xgboost::regression::DMatrix test_data;
 					test_data.LoadText(test_param.test_paths[i].c_str());
-					sscanf(model_path,"%s/final.model",test_param.model_dir_path);
+					sprintf(model_path,"%s/final.model",test_param.model_dir_path);
 					FileStream fin(fopen(model_path,"r"));
 					reg_boost_learner->LoadModel(fin);
 					fin.Close();
@@ -62,10 +62,10 @@ namespace xgboost{
 				int save_period;
 
 				/* \brief the path of directory containing the saved models */
-				const char* model_dir_path;
+				char model_dir_path[256];
 
 				/* \brief the path of directory containing the output prediction results */
-				const char* pred_dir_path;
+				char pred_dir_path[256];
 
 				/* \brief the paths of test data sets */
 				std::vector<std::string> test_paths;
@@ -79,8 +79,8 @@ namespace xgboost{
 				* \param val  value of the parameter
 				*/
 				inline void SetParam(const char *name,const char *val ){
-					if( !strcmp("model_dir_path", name ) ) model_dir_path = val;
-					if( !strcmp("pred_dir_path", name ) ) model_dir_path = val;
+					if( !strcmp("model_dir_path", name ) ) strcpy(model_dir_path,val);
+					if( !strcmp("pred_dir_path", name ) ) strcpy(pred_dir_path,val);
 					if( !strcmp("test_paths",  name) ) {
 						test_paths = StringProcessing::split(val,';');
 					}