JNI -cmake sample

CMakeLists.txt

cmake_minimum_required(VERSION 3.16)
 set(CMAKE_CXX_STANDARD 11)
 project(test)

 set(SRC src/HelloWorld.cpp) # 配置cpp源文件到SRC变量中

 set(EXECUTABLE_OUTPUT_PATH ./build) #配置输出目录

 set(JAVA_HOME $ENV{JAVA_HOME}) #获取系统环境变量中的JAVA_HOME并设置到JAVA_HOME 变量中

 include_directories( #引入的头文件位置
        include
        ${JAVA_HOME}/include
        ${JAVA_HOME}/include/dawin
         )

 add_library(native SHARED ${SRC}) #生成动态库

　　二、

#cmake .. -DCMAKE_C_COMPILER=gcc -DCMAKE_CXX_COMPILER=g++ -G "MinGW Makefiles" -DCMAKE_MAKE_PROGRAM=C:/mingw64/bin/make.exe
cmake .. -DCMAKE_C_COMPILER=gcc -DCMAKE_CXX_COMPILER=g++