/* fchdir replacement.
- Copyright (C) 2006-2011 Free Software Foundation, Inc.
+ Copyright (C) 2006-2012 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
return NULL;
}
-#if REPLACE_OPEN_DIRECTORY
-/* Return stat information about FD in STATBUF. Needed when
- rpl_open() used a dummy file to work around an open() that can't
- normally visit directories. */
-# undef fstat
-int
-rpl_fstat (int fd, struct stat *statbuf)
-{
- if (0 <= fd && fd < dirs_allocated && dirs[fd].name != NULL)
- return stat (dirs[fd].name, statbuf);
- return fstat (fd, statbuf);
-}
-#endif
-
-/* Override opendir() and closedir(), to keep track of the open file
- descriptors. Needed because there is a function dirfd(). */
-
-int
-rpl_closedir (DIR *dp)
-#undef closedir
-{
- int fd = dirfd (dp);
- int retval = closedir (dp);
-
- if (retval >= 0)
- _gl_unregister_fd (fd);
- return retval;
-}
-
-DIR *
-rpl_opendir (const char *filename)
-#undef opendir
-{
- DIR *dp;
-
- dp = opendir (filename);
- if (dp != NULL)
- {
- int fd = dirfd (dp);
- if (0 <= fd && _gl_register_fd (fd, filename) != fd)
- {
- int saved_errno = errno;
- closedir (dp);
- errno = saved_errno;
- return NULL;
- }
- }
- return dp;
-}
-
-/* Override dup(), to keep track of open file descriptors. */
-
-int
-rpl_dup (int oldfd)
-#undef dup
-{
- int newfd = dup (oldfd);
-
- if (0 <= newfd)
- newfd = _gl_register_dup (oldfd, newfd);
- return newfd;
-}
-
/* Implement fchdir() in terms of chdir(). */