main.c

#include "adjlist.h"
#include "ui.h"
#include <stdio.h>
#include <unistd.h>
void usage(char *name) {
    printf("USAGE: %s [flags]\n\t-h\t-- help\n\t-u \t-- undirected "
           "mode\n\t-e\t-- echo input\n",
           name);
}
int main(int argc, char *argv[]) {
    int  opt;
    bool echo = false, dir = true;
    while ((opt = getopt(argc, argv, "heu")) != -1) {
        switch (opt) {
        case 'e':
            echo = true;
            break;
        case 'u':
            dir = false;
            break;
        default:
            usage(argv[0]);
            exit(EXIT_FAILURE);
        }
    }
    printf("INFO: Running in %sdirected mode\n", dir ? "" : "un");
    run(dir, echo);
    exit(EXIT_SUCCESS);
}