WIP: pybind test

Author: lkpworkspace

CMakeLists.txt

@@ -1,9 +1,10 @@
 cmake_minimum_required(VERSION 3.10)
-if (POLICY CMP0091)
+# Allow the user to specify the MSVC runtime
+if (POLICY CMP0091) # >= 3.15
   cmake_policy(SET CMP0091 NEW)
 endif()
 project(myframe
-  VERSION 0.9.9
+  VERSION 1.0.0
   LANGUAGES CXX
 )
 
@@ -14,6 +15,7 @@ option(MYFRAME_GENERATE_TEST "Generate test executable program" ON)
 option(MYFRAME_INSTALL_TEMPLATE "Install template project" ON)
 option(MYFRAME_INSTALL_LAUNCHER "Install launcher program" ON)
 option(MYFRAME_ENABLE_ASAN "Enable ASAN" OFF)
+option(MYFRAME_ENABLE_PYBIND "Enable Python bindings" OFF)
 
 ### cmake module
 set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
@@ -50,11 +52,16 @@ set(MYFRAME_LIB_DIR "lib")
 set(MYFRAME_LOG_DIR "log")
 set(MYFRAME_SERVICE_DIR "service")
 set(MYFRAME_CONF_DIR "conf")
+set(MYFRAME_PYTHON_DIR "lib/python")
 
 ### deps libs
 find_package(Threads REQUIRED)
 find_package(jsoncpp REQUIRED)
 find_package(glog REQUIRED)
+if (MYFRAME_ENABLE_PYBIND)
+  find_package(SWIG REQUIRED)
+  find_package(Python COMPONENTS Development REQUIRED)
+endif()
 
 get_target_property(glog_lib_type glog::glog TYPE)
 get_target_property(jsoncpp_lib_type JsonCpp::JsonCpp TYPE)
@@ -70,6 +77,9 @@ endif()
 if (MYFRAME_GENERATE_TEST)
   add_subdirectory(test)
 endif()
+if (MYFRAME_ENABLE_PYBIND)
+  add_subdirectory(python)
+endif()
 
 ### install file/dir
 install(FILES

python/CMakeLists.txt

@@ -0,0 +1,50 @@
+# UseSWIG generates standard target names.
+if (POLICY CMP0078) # >= 3.13
+  cmake_policy(SET CMP0078 NEW)
+endif()
+# Changed in version 3.14: If policy CMP0086 is set to NEW, -module <module_name> is passed to SWIG compiler.
+if (POLICY CMP0086) # >= 3.14
+  cmake_policy(SET CMP0086 NEW)
+endif()
+project(pymyframe)
+
+include(${SWIG_USE_FILE})
+
+set(dot_i_srcs
+  swig/test.i
+)
+set_property(SOURCE ${dot_i_srcs} PROPERTY CPLUSPLUS ON)
+swig_add_library(${PROJECT_NAME}
+  TYPE MODULE
+  LANGUAGE python
+  SOURCES ${dot_i_srcs}
+)
+set_property(TARGET ${PROJECT_NAME} PROPERTY SWIG_INCLUDE_DIRECTORIES
+  ${CMAKE_CURRENT_SOURCE_DIR}
+)
+target_include_directories(${PROJECT_NAME}
+  PRIVATE
+  ${CMAKE_CURRENT_SOURCE_DIR}
+  ${Python_INCLUDE_DIRS}
+)
+target_link_libraries(${PROJECT_NAME}
+  PRIVATE
+  ${Python_LIBRARIES}
+)
+
+install(TARGETS
+  ${PROJECT_NAME}
+  LIBRARY DESTINATION ${MYFRAME_PYTHON_DIR}
+  ARCHIVE DESTINATION ${MYFRAME_PYTHON_DIR}
+  RUNTIME DESTINATION ${MYFRAME_PYTHON_DIR}
+)
+file(TOUCH "${CMAKE_CURRENT_BINARY_DIR}/__init__.py")
+install(FILES
+  "${CMAKE_CURRENT_BINARY_DIR}/myframe.py"
+  "${CMAKE_CURRENT_BINARY_DIR}/__init__.py"
+  PERMISSIONS
+  OWNER_READ OWNER_WRITE
+  GROUP_READ
+  WORLD_READ
+  DESTINATION ${MYFRAME_PYTHON_DIR}
+)

python/py_test.h

@@ -0,0 +1,40 @@
+/****************************************************************************
+Copyright (c) 2019, 李柯鹏
+All rights reserved.
+
+Author: 李柯鹏 <likepeng0418@163.com>
+****************************************************************************/
+#pragma once
+#include <iostream>
+
+namespace myframe {
+
+class PyTestObj {
+ public:
+  PyTestObj() {
+    std::cout << "PyTestObj constructor" << std::endl;
+  }
+  ~PyTestObj() {
+    std::cout << "PyTestObj destructor" << std::endl;
+  }
+
+  int GetValue() const {
+    return 42;
+  }
+};
+
+class PyTest {
+ public:
+  PyTest() {
+    std::cout << "PyTest constructor" << std::endl;
+  }
+  ~PyTest() {
+    std::cout << "PyTest destructor" << std::endl;
+  }
+
+  PyTestObj* CreateTestObj() {
+    return new PyTestObj();
+  }
+};
+
+}  // namespace myframe

python/swig/test.i

@@ -0,0 +1,7 @@
+%module myframe
+
+%{
+#include "py_test.h"
+%}
+
+%include "py_test.h"