Feature Request: Support building shared/static libraries #443

CMakeLists.txt

@@ -17,6 +17,7 @@ set(CMAKE_CXX_STANDARD 11)
 
 option(CGRAPH_BUILD_FUNCTIONAL_TESTS "Enables builds of functional tests" OFF)
 option(CGRAPH_BUILD_PERFORMANCE_TESTS "Enables builds of performance tests" OFF)
+option(BUILD_SHARED_LIBS "Build using shared libraries" ON)
 
 # 如果开启此宏定义，则CGraph执行过程中，不会在控制台打印任何信息
 # add_definitions(-D_CGRAPH_SILENCE_)

cmake/CGraph-env-include.cmake

@@ -4,8 +4,16 @@
 # 根据当前 CGraph-env-include.cmake 文件的位置，定位CGraph整体工程的路径
 # 从而解决并兼容了直接引入和三方库引入的路径不匹配问题
 get_filename_component(CGRAPH_PROJECT_CMAKE_DIR "${CMAKE_CURRENT_LIST_FILE}" DIRECTORY)
-set(CGRAPH_PROJECT_ROOT_DIR "${CGRAPH_PROJECT_CMAKE_DIR}/../")
+
+set(INSTALL_BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin" CACHE PATH "Installation directory for executables")
+set(INSTALL_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib" CACHE PATH "Installation directory for libraries")
+set(INSTALL_INC_DIR "${CMAKE_INSTALL_PREFIX}/include" CACHE PATH "Installation directory for headers")
+set(INSTALL_MAN_DIR "${CMAKE_INSTALL_PREFIX}/share/man" CACHE PATH "Installation directory for manual pages")
+set(INSTALL_PKGCONFIG_DIR "${CMAKE_INSTALL_PREFIX}/share/pkgconfig" CACHE PATH "Installation directory for pkgconfig (.pc) files")
+
+set(CGRAPH_PROJECT_ROOT_DIR "${CGRAPH_PROJECT_CMAKE_DIR}/..")
 file(GLOB_RECURSE CGRAPH_PROJECT_SRC_LIST "${CGRAPH_PROJECT_ROOT_DIR}/src/*.cpp")
+file(GLOB_RECURSE CGRAPH_PROJECT_HDR_LIST "${CGRAPH_PROJECT_ROOT_DIR}/src/*.h" "${CGRAPH_PROJECT_ROOT_DIR}/src/*.inl")
 
 IF(APPLE)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m64 -O2 \
@@ -17,6 +25,7 @@ ELSEIF(UNIX)
     add_definitions(-D_ENABLE_LIKELY_)
 ELSEIF(WIN32)
     IF(MSVC)
+		set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS 1)
         # windows平台，加入utf-8设置。否则无法通过编译
         add_definitions(/utf-8)
         add_compile_options("$<$<C_COMPILER_ID:MSVC>:/utf-8>")
@@ -33,6 +42,25 @@ ENDIF()
 include_directories(${CGRAPH_PROJECT_ROOT_DIR}/src/)    # 直接加入"CGraph.h"文件对应的位置
 
 # 以下三选一，本地编译执行，推荐OBJECT方式
-add_library(CGraph OBJECT ${CGRAPH_PROJECT_SRC_LIST})      # 通过代码编译
+# add_library(CGraph OBJECT ${CGRAPH_PROJECT_SRC_LIST})      # 通过代码编译
 # add_library(CGraph SHARED ${CGRAPH_PROJECT_SRC_LIST})    # 编译libCGraph动态库
 # add_library(CGraph STATIC ${CGRAPH_PROJECT_SRC_LIST})    # 编译libCGraph静态库
+if(BUILD_SHARED_LIBS)
+  add_library(CGraph SHARED ${CGRAPH_PROJECT_SRC_LIST}) 
+else()
+  add_library(CGraph STATIC ${CGRAPH_PROJECT_SRC_LIST})
+endif()
+
+if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL )
+    install(TARGETS CGraph
+        RUNTIME DESTINATION "${INSTALL_BIN_DIR}"
+        ARCHIVE DESTINATION "${INSTALL_LIB_DIR}"
+        LIBRARY DESTINATION "${INSTALL_LIB_DIR}" )
+endif()
+if(NOT SKIP_INSTALL_HEADERS AND NOT SKIP_INSTALL_ALL )
+foreach ( file ${CGRAPH_PROJECT_HDR_LIST} )
+    get_filename_component( dir ${file} DIRECTORY )
+	string(REGEX REPLACE "^${CGRAPH_PROJECT_ROOT_DIR}/src[/]?" "" output_path "${dir}")
+    install(FILES ${file} DESTINATION "${INSTALL_INC_DIR}/${output_path}" )
+endforeach()
+endif()