main.c

#include "coroutine.h"

void coroutine_a(void *arg)
{
    FILE *file = fopen("example.txt", "r");
    if (!file)
    {
        perror("Failed to open file");
    }
    else
    {
        char buffer[128];
        while (fgets(buffer, sizeof(buffer), file))
        {
            printf("[A] Read: %s", buffer);
        }
        fclose(file);
    }
    coroutine_yield((coroutine_scheduler_t *)arg);
}

void coroutine_b(void *arg)
{
    printf("[B] Sleeping for 2 seconds...\n");
    coroutine_sleep((coroutine_scheduler_t *)arg, 2000);
    printf("[B] Woke up!\n");
}

void coroutine_c(void *arg)
{
    int counter = 0;
    while (counter < 10)
    {
        printf("[C] Counter: %d\n", counter++);
        coroutine_sleep((coroutine_scheduler_t *)arg, 100);
    }
}

int main()
{
    coroutine_scheduler_t scheduler;
    coroutine_init(&scheduler);

    coroutine_create(&scheduler, coroutine_a, &scheduler);
    coroutine_create(&scheduler, coroutine_b, &scheduler);
    coroutine_create(&scheduler, coroutine_c, &scheduler);

    while (scheduler.running_count > 0)
    {
        for (int i = 0; i < COROUTINE_MAX; ++i)
        {
            coroutine_t *co = &scheduler.coroutines[i];
            if (co->is_running)
            {
                if (co->sleep_time > 0)
                {
                    co->sleep_time -= 10; // Decrement sleep time
                    if (co->sleep_time <= 0)
                        co->sleep_time = 0;
                    continue;
                }
                coroutine_resume(&scheduler, i);
            }
        }
        printf("Main loop1\n");
        sleep(1);
        printf("Main loop2\n");
    }

    coroutine_statistics(&scheduler);
    coroutine_destroy(&scheduler);

    return 0;
}