cli.c

#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>

#include "audio_len.h"

struct fileDir cli(int argc, char *argv[]) {
  void help();
  int opt;
  struct fileDir dir = {".", ".", ""};

  while ((opt = getopt(argc, argv, "s:d:n:")) != -1) {
    switch (opt) {
    case 's':
      dir.src = optarg;
      break;
    case 'd':
      dir.dst = optarg;
      break;
    case 'n':
      dir.op = optarg;
      break;
    default:
      printf("Unknown option: %c\n", optopt);
      help();
      exit(1);
    }
  }

  return dir;
}