# 0. cmake 最低版本号要求
cmake_minimum_required(VERSION 3.8)

# 0. 项目信息
project(demo)

# 2. 添加当前路径
set(CMAKE_INCLUDE_CURRENT_DIR ON)

# 2. 配置项目
option(USE_DEMO "use demo application interface" ON)
set(VERSION "1.0")

# 2. 配置文件
configure_file(
    "${PROJECT_SOURCE_DIR}/config.h.in"
    "${PROJECT_BINARY_DIR}/config.h"
)

# 2. 配置条件
if(USE_DEMO)
    # include_directories(.)
# else()
    # pass
endif(USE_DEMO)

# 0. 查找当前目录下的所有文件，并将名称保存在DIR_SRC中
aux_source_directory(. DIR_SRC)

# 1. 添加子目录
add_subdirectory(src)

# 1. 添加头文件路径
include_directories(src)

# 0. 指定生成目标
add_executable(demo  ${DIR_SRC})

# 1. 添加链接库
# 1.A  如果是动态库，修改了安装路径之后，exe就找不到了怎么破？
# link_directories(${PROJECT_SOURCE_DIR}/lib)
# target_link_libraries(demo list_d)
# 1.B 静态库
target_link_libraries(demo list)

# 3. 配置安装路径
set(CMAKE_INSTALL_PREFIX "./release")
install(TARGETS demo DESTINATION bin)
install (FILES "${PROJECT_BINARY_DIR}/config.h"
        DESTINATION include)

# # 4. 启用测试
# enable_testing()
# # 测试程序是否成功运行
# add_test (NAME test_demo COMMAND demo 1 2 3 5 8)

# 5. 支持GDB
set(CMAKE_BUILD_TYPE "Debug")
set(CMAKE_CXX_FLAGS_DEBUG "$ENV{CXXFLAGS} -O0 -Wall -g -ggdb")
set(CMAKE_CXX_FLAGS_RELEASE "$ENV{CXXFLAGS} -O3 -Wall")

# 
# 构建一个 CPack 安装包，windows还得添加打包工具
# 
# include (InstallRequiredSystemLibraries)
# set (CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/License.txt")
# set (CPACK_PACKAGE_VERSION_MAJOR "${VERSION}")
# include (CPack)