#include <stdio.h>
#include <fcntl.h>

main(int argc, char **argv)
{
  int k, p[2];
  char *a1, *a2;
  a1 = NULL;
  a2 = NULL;

  open("f1", O_RDONLY);  
  open("f2", O_RDONLY);  
  open("fout-1", O_WRONLY | O_CREAT | O_TRUNC, 0666);
  open("fout-2", O_WRONLY | O_CREAT | O_TRUNC, 0666);

  pipe(p);

  for (k = 1; k < argc; k++) {
    if (strcmp(argv[k], "d1") == 0) {
      dup(atoi(argv[k+1]));
      k++;
    } else if (strcmp(argv[k], "d2") == 0) {
      dup2(atoi(argv[k+1]), atoi(argv[k+2]));
      k += 2;
    } else if (strcmp(argv[k], "f") == 0) {
      if (fork() == 0) {
        while(strcmp(argv[k], "e") != 0) k++;
      } 
    } else if (strcmp(argv[k], "e") == 0) {
      k = argc;
    } else if (strcmp(argv[k], "c") == 0) {
      close(atoi(argv[k+1]));
      k++;
    } else {
      a1 = argv[k];
      a2 = argv[k+1];
      k++;
    }
  }

  execlp("wcat", "wcat", a1, a2, NULL);
  printf("Issues\n");
}