initial import

sysdeps/unix/bsd/dirstream.h

@@ -0,0 +1,48 @@
+/* Copyright (C) 1993, 1994 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#ifndef	_DIRSTREAM_H
+
+#define	_DIRSTREAM_H	1
+
+#define __need_size_t
+#include <stddef.h>
+#include <gnu/types.h>		/* For __off_t.  */
+
+/* Directory stream type.
+
+   The BSD directory format is the same as `struct dirent', so `readdir'
+   returns a pointer into the buffer we read directory data into.  */
+
+typedef struct
+  {
+    int __fd;			/* File descriptor.  */
+
+    char *__data;		/* Directory block.  */
+    size_t __allocation;	/* Space allocated for the block.  */
+    size_t __offset;		/* Current offset into the block.  */
+    size_t __size;		/* Total valid data in the block.  */
+    __off_t __pos;		/* Position in directory of this block.  */
+  } DIR;
+
+#ifdef __USE_BSD
+/* Macro to return the file descriptor used for an open directory.  */
+#define dirfd(DIR)	((DIR)->__fd)
+#endif
+
+#endif	/* dirstream.h */