这提供了类似于通常在源文件头中使用的include保护或#pragma once指令的功能。如果当前文件以前已经为适用...
这提供了类似于通常在源文件头中使用的include保护或#pragma once指令的功能。如果当前文件以前已经为适用...
target_include_directories(header_only_lib INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/include) 在上述代码中,我们定义了一个INTERFACE库,并告诉CMake其他链接到此库的目标需要知道头文件的位置。 正如《编程的艺术》中所说:“代码是写给人看的,顺便给机器执行。”(“Code is written for humans to read, and onl...
// A simple program that computes the square root of a number #include <stdio.h> #include <s...
#pragma once#include<stdio.h>#ifdef __cplusplusextern"C"{#endifstaticinlinevoidtest(){constchar*name="test";printf("hello, %s\n",name);{constchar*name="world";// 此处故意写一个触发 warning 的代码,name 变量和外层的同名变量相互 shadow 了printf(" hello, %s\n",name);}}voidhello(constch...
#include <iostream> #include <string> std::string say_hello() { #ifdef IS_INTEL_CXX_COMPILER // only compiled when Intel compiler is selected // such compiler will not compile the other branches return std::string("Hello Intel compiler!"); ...
#pragma once #include <iosfwd> #include <string> class Message { public: Message(const std::string &m) : message_(m) {} friend std::ostream &operator<<(std::ostream &os, Message &obj) { return obj.printObject(os); } private: ...
Once CMake cache generation has succeeded, you can also view your projects organized logically by targets. Choose the Select View button on the Solution Explorer toolbar. From the list in Solution Explorer - Views, select CMake Targets View and press Enter to open the targets view: Choose the...
Once CMake cache generation has succeeded, you can also view your projects organized logically by targets. Choose the Select View button on the Solution Explorer toolbar. From the list in Solution Explorer - Views, select CMake Targets View and press Enter to open the targets view: Choose the...
ONLY_CMAKE_FIND_ROOT_PATH | NO_CMAKE_FIND_ROOT_PATH]) Config模式下的查找顺序,比Module模式下要多得多。而且,新版本的CMake比老版本的有更多的查找顺序(新增的在最优先的查找顺序)。它要找的文件名字也不一样,Config模式要找<PackageName>Config.cmake或<lower-case-package-name>-config.cmake。查找顺序...