cmake与ninja构建编译demo

1.安装ninja cmake
# sudo apt install cmake ninja

2.demo
# emacs main.cpp
#include <iostream>
int main() {
  std::cout << "Hello, Ninja!" << std::endl;
  return 0;
}

# emacs CMakeLists.txt
add_executable(test_ninja main.cpp)

# cmake -G Ninja
# ninja -C . # or # ninja
# ./test_ninja