cmake build system

.travis.yml

@@ -18,6 +18,8 @@ env:
     - TASK=python_lightweight_test
     # java package test
     - TASK=java_test
+    # cmake test
+    - TASK=cmake_test
 
 os:
   - linux

CMakeLists.txt

@@ -0,0 +1,72 @@
+cmake_minimum_required (VERSION 2.6)
+project (xgboost)
+find_package(OpenMP)
+
+set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS} -fPIC")
+
+# Make sure we are using C++11
+include(CheckCXXCompilerFlag)
+CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
+CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
+if(COMPILER_SUPPORTS_CXX11)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+elseif(COMPILER_SUPPORTS_CXX0X)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
+else()
+        message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
+endif()
+
+
+#Make sure we are using the static runtime
+if(MSVC)
+	set(variables
+		CMAKE_C_FLAGS_DEBUG
+		CMAKE_C_FLAGS_MINSIZEREL
+		CMAKE_C_FLAGS_RELEASE
+		CMAKE_C_FLAGS_RELWITHDEBINFO
+		CMAKE_CXX_FLAGS_DEBUG
+		CMAKE_CXX_FLAGS_MINSIZEREL
+		CMAKE_CXX_FLAGS_RELEASE
+		CMAKE_CXX_FLAGS_RELWITHDEBINFO
+	)
+	foreach(variable ${variables})
+		if(${variable} MATCHES "/MD")
+			string(REGEX REPLACE "/MD" "/MT" ${variable} "${${variable}}")
+		endif()
+	endforeach()
+endif()
+
+include_directories (
+	${PROJECT_SOURCE_DIR}/include 
+	${PROJECT_SOURCE_DIR}/dmlc-core/include
+	${PROJECT_SOURCE_DIR}/rabit/include 
+	)
+
+file(GLOB SOURCES 
+	src/c_api/*.cc
+	src/common/*.cc
+	src/data/*.cc
+	src/gbm/*.cc
+	src/metric/*.cc
+	src/objective/*.cc
+	src/tree/*.cc
+	src/*.cc
+)
+
+set(RABIT_SOURCES
+	rabit/src/allreduce_base.cc
+	rabit/src/allreduce_robust.cc
+	rabit/src/engine.cc
+	rabit/src/c_api.cc
+)
+
+
+add_subdirectory(dmlc-core) 
+
+add_library(rabit STATIC ${RABIT_SOURCES})
+
+add_executable(xgboost ${SOURCES})
+add_library(libxgboost SHARED ${SOURCES})
+
+target_link_libraries(xgboost dmlccore rabit)
+target_link_libraries(libxgboost dmlccore rabit)

include/xgboost/c_api.h

@@ -22,6 +22,7 @@ XGB_EXTERN_C {
 #else
 #define XGB_DLL XGB_EXTERN_C
 #endif
+
 // manually define unsign long
 typedef unsigned long bst_ulong;  // NOLINT(*)
 

include/xgboost/tree_updater.h

@@ -16,6 +16,10 @@
 #include "./data.h"
 #include "./tree_model.h"
 
+#ifdef _MSC_VER
+#include <functional>
+#endif
+
 namespace xgboost {
 /*!
  * \brief interface of tree update module, that performs update of a tree.