#include <errno.h>
#include <stdio.h>
#include <sys/socket.h>
#include <unistd.h>
#include "MagiDoor.h"

char md_getc() {
    char c;
    ssize_t ret;
    while (1) {
        if (mdcontrol.socket == -1) {
            ret = read(STDIN_FILENO, &c, 1);
        } else {
            ret = recv(mdcontrol.socket, &c, 1, 0);
        }
        if (ret == 0) {
            md_exit(0);
        }
        if (ret == -1 && (errno == EAGAIN || errno == EWOULDBLOCK)) {
            sleep(1);
            continue;
        }
        md_putchar(c);
        return c;
    }
}