Add cmake for majel

Dockerfile

@@ -61,15 +61,6 @@ RUN git clone https://github.com/woboq/woboq_codebrowser /woboq && \
            -DCMAKE_BUILD_TYPE=Release . \
      make)
 
-# Install gtest.
-#
-# NOTE: This is added for quick hack of the development work of
-# majel-in-paddle.
-RUN git clone https://github.com/google/googletest /gtest && \
-    cd /gtest && \
-    git checkout -b release-1.8.0 && \
-    cmake . && make install
-
 # Configure OpenSSH server. c.f. https://docs.docker.com/engine/examples/running_ssh_service
 RUN mkdir /var/run/sshd
 RUN echo 'root:root' | chpasswd

paddle/CMakeLists.txt

@@ -9,6 +9,14 @@ add_subdirectory(pserver)
 add_subdirectory(trainer)
 add_subdirectory(scripts)
 
+find_package(boost QUIET)
+
+if(Boost_FOUND)
+  include_directories(${Boost_INCLUDE_DIRS})
+  include_directories(${CMAKE_CURRENT_SOURCE_DIR})
+  add_subdirectory(majel)
+endif()
+
 if(WITH_C_API)
     add_subdirectory(capi)
 endif()

paddle/majel/.gitignore

@@ -0,0 +1,2 @@
+build
+third-party

paddle/majel/CMakeLists.txt

@@ -0,0 +1,34 @@
+cmake_minimum_required(VERSION 3.0)
+
+if(GTEST_INCLUDE_DIR AND GTEST_LIBRARIES)
+    message("-- Found gtest (include: ${GTEST_INCLUDE_DIR}, library: ${GTEST_LIBRARIES})")
+else()
+    # find #include <majel/xx.h>
+    get_filename_component(PARENT_DIR ${CMAKE_CURRENT_SOURCE_DIR} DIRECTORY)
+    include_directories(${PARENT_DIR})
+
+    # find cmake directory modules
+    get_filename_component(PARENT_DIR ${PARENT_DIR} DIRECTORY)
+    set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PARENT_DIR}/cmake")
+
+    # enable c++11
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+
+    # enable gtest
+    set(THIRD_PARTY_PATH ${CMAKE_CURRENT_SOURCE_DIR}/third_party)
+    set(WITH_TESTING ON)
+    include(external/gtest)
+endif()
+
+########################### Build Majel #############################
+set(MAJEL_CXX_FILES place.cpp)
+set(MAJEL_CUDA_FILES "")
+
+if(CUDA_FOUND)
+    cuda_add_library(majel ${MAJEL_CUDA_FILES} ${MAJEL_CXX_FILES})
+else()
+    add_library(majel ${MAJEL_CXX_FILES})
+endif()
+#####################################################################
+
+add_subdirectory(test)

paddle/majel/place.cpp

@@ -0,0 +1,49 @@
+#include <majel/place.h>
+
+namespace majel {
+
+namespace detail {
+
+class PlacePrinter : public boost::static_visitor<> {
+private:
+  std::ostream& os_;
+
+public:
+  PlacePrinter(std::ostream& os) : os_(os) {}
+
+  void operator()(const CpuPlace&) { os_ << "CpuPlace"; }
+
+  void operator()(const GpuPlace& p) { os_ << "GpuPlace(" << p.device << ")"; }
+};
+
+}  // namespace majel
+
+static Place the_default_place;
+
+void set_place(const Place& place) { the_default_place = place; }
+
+const Place& get_place() { return the_default_place; }
+
+const GpuPlace default_gpu() { return GpuPlace(0); }
+
+const CpuPlace default_cpu() { return CpuPlace(); }
+
+bool is_gpu_place(const Place& p) {
+  return boost::apply_visitor(IsGpuPlace(), p);
+}
+
+bool is_cpu_place(const Place& p) {
+  return !boost::apply_visitor(IsGpuPlace(), p);
+}
+
+bool places_are_same_class(const Place& p1, const Place& p2) {
+  return is_gpu_place(p1) == is_gpu_place(p2);
+}
+
+std::ostream& operator<<(std::ostream& os, const majel::Place& p) {
+  majel::detail::PlacePrinter printer(os);
+  boost::apply_visitor(printer, p);
+  return os;
+}
+
+}  // namespace majel

paddle/majel/test/CMakeLists.txt

@@ -0,0 +1,10 @@
+file(GLOB_RECURSE ALL_TEST_FILES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "*.cpp" "*.cc")
+
+add_executable(majel_tests ${ALL_TEST_FILES})
+add_dependencies(majel_tests majel)
+target_link_libraries(majel_tests     
+                      ${Boost_LIBRARIES}
+                      ${GTEST_LIBRARIES}
+                      majel
+                     )
+add_test(majel_tests majel_tests)

majel/place_test.cu → paddle/majel/test/place_test.cpp

@@ -1,6 +1,6 @@
-#include "gtest/gtest.h"
 #include "majel/place.h"
 #include <sstream>
+#include "gtest/gtest.h"
 
 TEST(Place, Equality) {
   majel::CpuPlace cpu;
@@ -18,12 +18,12 @@ TEST(Place, Equality) {
 }
 
 TEST(Place, Default) {
-  EXPECT_TRUE(majel::is_gpu_place( majel::get_place()));
-  EXPECT_TRUE(majel::is_gpu_place( majel::default_gpu()));
-  EXPECT_TRUE(majel::is_cpu_place( majel::default_cpu()));
+  EXPECT_TRUE(majel::is_gpu_place(majel::get_place()));
+  EXPECT_TRUE(majel::is_gpu_place(majel::default_gpu()));
+  EXPECT_TRUE(majel::is_cpu_place(majel::default_cpu()));
 
   majel::set_place(majel::CpuPlace());
-  EXPECT_TRUE(majel::is_cpu_place( majel::get_place()));
+  EXPECT_TRUE(majel::is_cpu_place(majel::get_place()));
 }
 
 TEST(Place, Print) {
@@ -33,8 +33,8 @@ TEST(Place, Print) {
     EXPECT_EQ("GpuPlace(1)", ss.str());
   }
   {
-     std::stringstream ss;
-     ss << majel::CpuPlace();
-     EXPECT_EQ("CpuPlace", ss.str());
+    std::stringstream ss;
+    ss << majel::CpuPlace();
+    EXPECT_EQ("CpuPlace", ss.str());
   }
 }

paddle/majel/test/test_framework.cpp

@@ -0,0 +1,6 @@
+#include "gtest/gtest.h"
+
+int main(int argc, char** argv) {
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}