使用cmake-js编译NodeJS C++插件

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• 使用cmake-js编译NodeJS C++插件
• • 1. 安装cmake-js
  • 2. 编写addon.cpp
  • 3. 编写CMakeLists.txt
  • 4. 编译.node
  • 5. 编写index.js测试.node

• 在线安装

$npm i -g cmake-js

查看cmake-js帮助

$ cmake-js -h

• 离线安装

头文件下载
https://nodejs.org/dist/v12.13.0/node-v12.13.0-headers.tar.gz

库文件下载(仅windows)
https://nodejs.org/dist/v12.13.0/win-x64/node.lib

linux

~/.cmake-js/node-x64/v12.13.0/include

$ tree
.cmake-js
└── node-x64
    └── v12.13.0
        └── include
            └── node

windows

~/.cmake-js/node-x64/v12.13.0/include

$ tree
.cmake-js
+--- node-x64
|   +--- v12.13.0
|   |   +--- include
|   |   |   +--- node
|   |   +--- win-x64
|   |   |   +--- node.lib

addon.cpp

#include 
#include 

static napi_value helloMethod(napi_env env, napi_callback_info info)
{
    napi_status status;
    napi_value result;

    status = napi_create_string_utf8(env, "hello world", 11, &result);
    assert(status == napi_ok);

    return result;
}

static napi_value Init(napi_env env, napi_value exports)
{
    napi_status status;
    napi_property_descriptor desc = {"hello", 0, helloMethod, 0, 0, 0, napi_default, 0};

    status = napi_define_properties(env, exports, 1, &desc);
    assert(status == napi_ok);

    return exports;
}

NAPI_MODULE(NODE_GYP_MODULE_NAME, Init)

CMakeLists.txt

cmake_minimum_required(VERSION 2.8)

project(addon)

message(STATUS "operation system is ${CMAKE_SYSTEM}")

#add_compile_options(-g)

# 设置头文件路径
include_directories(${CMAKE_JS_INC})
include_directories(.)

# 源文件列表
file(GLOB SOURCE_FILES addon.cpp)

# 生成.node文件
add_library(${PROJECT_NAME} SHARED ${SOURCE_FILES} ${CMAKE_JS_SRC})

# 设置输出文件后缀
set_target_properties(${PROJECT_NAME} PROPERTIES PREFIX "" SUFFIX ".node")

# 设置库依赖
target_link_libraries(${PROJECT_NAME} ${CMAKE_JS_LIB})

$ cmake-js configure build -D

index.js

'use strict';

const addon = require('bindings')('addon');

console.log(addon.hello()); // 'hello world'

$ node index.js
hello world

License

License under CC BY-NC-ND 4.0: 署名-非商业使用-禁止演绎

如需转载请标明出处：http://blog.csdn.net/itas109
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Reference:

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