add sync module

src/learner/evaluation-inl.hpp

@@ -11,8 +11,7 @@
 #include <cmath>
 #include <climits>
 #include <algorithm>
-// rabit library for synchronization
-#include <rabit.h>
+#include "../sync/sync.h"
 #include "./evaluation.h"
 #include "./helper_utils.h"
 

src/learner/learner-inl.hpp

@@ -10,8 +10,7 @@
 #include <utility>
 #include <string>
 #include <limits>
-// rabit library for synchronization
-#include <rabit.h>
+#include "../sync/sync.h"
 #include "../utils/io.h"
 #include "../utils/base64.h"
 #include "./objective.h"

src/sync/sync.h

@@ -0,0 +1,12 @@
+#ifndef XGBOOST_SYNC_H_
+#define XGBOOST_SYNC_H_
+/*!
+ * \file sync.h
+ * \brief the synchronization module of rabit
+ *        redirects to subtree rabit header
+ * \author Tianqi Chen
+ */
+#include "../../subtree/rabit/include/rabit.h"
+#endif  // XGBOOST_SYNC_H_
+
+

src/tree/updater_basemaker-inl.hpp

@@ -8,7 +8,7 @@
 #include <vector>
 #include <algorithm>
 #include <limits>
-#include <rabit.h>
+#include "../sync/sync.h"
 #include "../utils/random.h"
 #include "../utils/quantile.h"
 

src/tree/updater_distcol-inl.hpp

@@ -6,7 +6,7 @@
  *        and construct a tree
  * \author Tianqi Chen
  */
-#include <rabit.h>
+#include "../sync/sync.h"
 #include "../utils/bitmap.h"
 #include "../utils/io.h"
 #include "./updater_colmaker-inl.hpp"

src/tree/updater_histmaker-inl.hpp

@@ -7,7 +7,7 @@
  */
 #include <vector>
 #include <algorithm>
-#include <rabit.h>
+#include "../sync/sync.h"
 #include "../utils/quantile.h"
 #include "../utils/group_data.h"
 #include "./updater_basemaker-inl.hpp"

src/tree/updater_refresh-inl.hpp

@@ -7,7 +7,7 @@
  */
 #include <vector>
 #include <limits>
-#include <rabit.h>
+#include "../sync/sync.h"
 #include "./param.h"
 #include "./updater.h"
 #include "../utils/omp.h"

src/tree/updater_sync-inl.hpp

@@ -7,7 +7,7 @@
  */
 #include <vector>
 #include <limits>
-#include <rabit.h>
+#include "../sync/sync.h"
 #include "./updater.h"
 
 namespace xgboost {

src/xgboost_main.cpp

@@ -4,7 +4,7 @@
 #include <ctime>
 #include <string>
 #include <cstring>
-#include <rabit.h>
+#include "./sync/sync.h"
 #include "io/io.h"
 #include "utils/utils.h"
 #include "utils/config.h"