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

int main (int argc, char *argv[])
{
  if (argc < 2)
    {
    fprintf(stderr, "Missing name of file to create.\n");
    return EXIT_FAILURE;
    }
  
  FILE *stream = fopen(argv[1], "w");
  if(stream == NULL)
    {
    fprintf(stderr, "Unable to open %s for writing!\n", argv[1]);
    return EXIT_FAILURE;
    }

  if(fclose(stream))
    {
    fprintf(stderr, "Unable to close %s!\n", argv[1]);
    return EXIT_FAILURE;
    }

  fprintf(stdout, ">> Creating %s!\n", argv[1]);
  
  return EXIT_SUCCESS;
}
