kicad/include/tool/examples/coroutine_example.cpp

#include <cstdio>
#include <string>

#include <tool/coroutine.h>

using namespace std;

typedef COROUTINE<int, int> MyCoroutine;

class MyClass {

    public:
        int CountTo(int n)
        {
            printf("%s: Coroutine says hi. I will count from 1 to %d and yield each value.\n", __FUNCTION__, n);
            for(int i = 1; i <= n; i++)
            {
                printf("%s: Yielding %d\n", __FUNCTION__, i);
                cofunc.Yield(i);
            }
        }

        void Run()
        {
            cofunc = MyCoroutine (this, &MyClass::CountTo);
            printf("%s: Calling coroutine that will count from 1 to 5.\n", __FUNCTION__);
            cofunc.Call(5);
            while (cofunc.Running())
            {
                printf("%s: Got value: %d\n", __FUNCTION__, cofunc.ReturnValue());
                cofunc.Resume();
            }

            printf("%s: Done!\n", __FUNCTION__);
        }

        MyCoroutine cofunc;
};


main()
{
    MyClass obj;

    obj.Run();

    return 0;
}