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/* This is file ACCESS.C */

/*

 * Copyright (C) 1993 DJ Delorie

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms is permitted

 * provided that the above copyright notice and following paragraph are

 * duplicated in all such forms.

 *

 * This file is distributed WITHOUT ANY WARRANTY; without even the implied

 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

 */

#include <fcntl.h>

#include <sys/stat.h>

#include <unistd.h>

int access(const char *fn, int flags)

{

  struct stat s;

  if (stat(fn, &s))

    return -1;

  if (s.st_mode & S_IFDIR)

    return 0;

  if (flags & W_OK)

  {

    if (s.st_mode & S_IWRITE)

      return 0;

    return -1;

  }

  return 0;

}