if ( CMAKE_SYSTEM_NAME MATCHES "Windows" ) set( my_std_pre "/std:" ) else() set( my_std_pre "-std=" ) endif() set( basic_cxx17 "c++17" ) set( str_cxx17 "${my_std_pre}${basic_cxx17}" ) include( CheckCXXCompilerFlag ) check_cxx_compiler_flag( "${str_cxx17}" _cpp...
使用方法如下：target_compile_features(${TARGET_NAME} PRIVATE cxx_std_17)个
cmake .-DCMAKE_CXX_STANDARD=11-DCMAKE_CXX_EXTENSIONS=OFF <path-to-source> # 增加-std=c++14 cmake .-DCMAKE_CXX_STANDARD=14-DCMAKE_CXX_EXTENSIONS=OFF <path-to-source> # 增加-std=c++17 cmake .-DCMAKE_CXX_STANDARD=17-DCMAKE_CXX_EXTENSIONS=OFF <path-to-source> 1. 2. 3. 4....
#include<iostream>intmain(int argc,char*argv[]){std::cout<<"hello, this is main process."<<std::endl;return0;} PS:.mm为后缀文件是指Objective-C与C/C混写的源代码文件后缀,所以这里我们是可以完全写C代码的。 然后,在cef_app目录中创建CMakeLists.txt文件,并编写如下的配置: 代码语言:javascript...
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17") 1.2 CXX_STANDARD 方式: 设置单个目标的C++标准 add_executable(myapp main.cpp) set_property(TARGET myapp PROPERTY CXX_STANDARD 17) set_property(TARGET myapp PROPERTY CXX_STANDARD_REQUIRED ON) ...
h> #include <string> #include "Facer.h" extern "C" JNIEXPORT jstring JNICALL Java_com_toly1994_toly_1ndk_MainActivity_stringFromJNI( JNIEnv* env, jobject /* this */) { Facer facer; std::string hello = facer.getFace(); return env->NewStringUTF(hello.c_str()); }...
#ifdefDEBUG_OUTPUT//只在debug模式下运行的逻辑std::cout<<"debug mode"<<std::endl;#endif 自定义宏:添加 MSVC 常用编译选项 # 自定义宏:添加 MSVC 常用编译选项macro(add_msvc_options target)if(MSVC)target_compile_options(${target}PRIVATE/W4# 设置警告级别为 4/WX# 将警告视为错误/MP# 启用多处理...
add_definitions(-DUSE_HAL_DRIVER -DSTM32F103xB -DUSE_STDPERIPH_DRIVER -DSTM32F10X_HD) #添加头文件路径,即.h文件 include_directories(./STM32F10x_FWLib/inc ./User ./Project/Code-Cmake) #添加源文件路径,即.c或者.s文件 file(GLOB_RECURSE SOURCES ./STM32F10x_FWLib/src/*.c ./User/*.c...
std::vector<KeyPoint> keypoints_1, keypoints_2; detector->detect(img_1, keypoints_1); detector->detect(img_2, keypoints_2); Mat img_keypoints_1, img_keypoints_2; drawKeypoints(img_1, keypoints_1, img_keypoints_1, Scalar::all(-1), DrawMatchesFlags::DEFAULT); ...
std::cout <<"msg id is "<< root2["id"] <<" msg is "<< root2["data"] << std::endl; } 此时目录结构: your_project/ └── main.cpp 直接使用g++编译运行 g++ -std=c++17 -o example main.cpp -I/home/yan/vcpkg/installed/x64-linux/include -L/home/yan/vcpkg/installed/x64-linu...