蓝桥ROS机器人之现代C++学习笔记资料

git clone https://github.com/changkun/modern-cpp-tutorial.git

C = gcc
CXX = clang++

SOURCE_C = foo.c
OBJECTS_C = foo.o 

SOURCE_CXX = 1.1.c.and.cpp

TARGET = 1.1.out
LDFLAGS_COMMON = -std=c++2a

all:
	$(C) -c $(SOURCE_C)
	$(CXX) $(SOURCE_CXX) $(OBJECTS_C) $(LDFLAGS_COMMON) -o $(TARGET)
clean:
	rm -rf *.o $(TARGET)

C = gcc
CXX = g++

SOURCE_C = foo.c
OBJECTS_C = foo.o 

SOURCE_CXX = 1.1.c.and.cpp

TARGET = 1.1.out
LDFLAGS_COMMON = -std=c++17

all:
	$(C) -c $(SOURCE_C)
	$(CXX) $(SOURCE_CXX) $(OBJECTS_C) $(LDFLAGS_COMMON) -o $(TARGET)
clean:
	rm -rf *.o $(TARGET)

#ifdef __cplusplus
extern "C" {
#endif
    
int add(int x, int y);
    
#ifdef __cplusplus
}
#endif

#include "foo.h"

// C code
int add(int x, int y) {
    return x+y;
}

#include "foo.h"
#include <iostream>
#include <functional>

int main() {
    // use lambda expression
    [out = std::ref(std::cout << "Result from C code: " << add(1, 2))](){
        out.get() << ".\n";
    }();
    return 0;
}

int main() {
    // use lambda expression
    int x=0,y=0;
    std::cin>>x;
    std::cin>>y;
    [out = std::ref(std::cout << "Result from C code: " << add(x, y))](){
        out.get() << ".\n";
    }();
    return 0;
}