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- /* dirio.h: checked directory operations.
-
- Copyright (C) 1992 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
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- #ifndef DIRIO_H
- #define DIRIO_H
-
- #if DIRENT || _POSIX_VERSION
- #include <dirent.h>
- #define NLENGTH(dirent) strlen ((dirent)->d_name)
- #else /* not (DIRENT or _POSIX_VERSION) */
- #define dirent direct
- #define NLENGTH(dirent) ((dirent)->d_namlen)
- #ifdef USG
- #ifdef SYSNDIR
- #include <sys/ndir.h>
- #else /* not SYSNDIR */
- #include <ndir.h>
- #endif /* SYSNDIR */
- #else /* not USG */
- #include <sys/dir.h>
- #endif /* USG */
- #endif /* DIRENT or _POSIX_VERSION */
-
- /* Like opendir, closedir, and chdir, but abort if DIRNAME can't be opened. */
- extern DIR *xopendir P1H(string dirname);
- extern void xclosedir P1H(DIR *);
-
- /* Returns true if FN is a directory (or a symlink to a directory). */
- extern boolean dir_p P1H(string fn);
-
- /* Returns true if FN is directory with no subdirectories. */
- extern boolean leaf_dir_p P1H(string fn);
-
- #endif /* not DIRIO_H */
-