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-/* -*- C++ -*- */
-
-//=============================================================================
-/**
- * @file Dirent.h
- *
- * $Id$
- *
- * Define a portable directory-entry manipulation interface.
- *
- *
- * @author Douglas C. Schmidt <schmidt@cs.wustl.edu>
- */
-//=============================================================================
-
-
-#ifndef ACE_DIRENT_H
-#define ACE_DIRENT_H
-#include "ace/pre.h"
-
-#include "ace/OS_Dirent.h"
-
-#if !defined (ACE_LACKS_PRAGMA_ONCE)
-# pragma once
-#endif /* ACE_LACKS_PRAGMA_ONCE */
-
-/**
- * @class ACE_Dirent
- *
- * @brief Define a portable UNIX directory-entry iterator.
- */
-class ACE_Export ACE_Dirent
-{
-public:
- // = Initialization and termination methods.
- /// Default constructor.
- ACE_Dirent (void);
-
- /// Constructor calls <opendir>
- ACE_EXPLICIT ACE_Dirent (const ACE_TCHAR *dirname);
-
- /// Opens the directory named by filename and associates a directory
- /// stream with it.
- int open (const ACE_TCHAR *filename);
-
- /// Destructor calls <closedir>.
- ~ACE_Dirent (void);
-
- /// Closes the directory stream and frees the <ACE_DIR> structure.
- void close (void);
-
- // = Iterator methods.
- /**
- * Returns a pointer to a structure representing the directory entry
- * at the current position in the directory stream to which dirp
- * refers, and positions the directory stream at the next entry,
- * except on read-only filesystems. It returns a NULL pointer upon
- * reaching the end of the directory stream, or upon detecting an
- * invalid location in the directory. <readdir> shall not return
- * directory entries containing empty names. It is unspecified
- * whether entries are returned for dot or dot-dot. The pointer
- * returned by <readdir> points to data that may be overwritten by
- * another call to <readdir> on the same directory stream. This
- * data shall not be overwritten by another call to <readdir> on a
- * different directory stream. <readdir> may buffer several
- * directory entries per actual read operation; <readdir> marks for
- * update the st_atime field of the directory each time the
- * directory is actually read.
- */
- dirent *read (void);
-
- /**
- * Has the equivalent functionality as <readdir> except that an
- * <entry> and <result> buffer must be supplied by the caller to
- * store the result.
- */
- int read (struct dirent *entry,
- struct dirent **result);
-
- // = Manipulators.
- /// Returns the current location associated with the directory
- /// stream.
- long tell (void);
-
- /**
- * Sets the position of the next <readdir> operation on the
- * directory stream. The new position reverts to the position
- * associated with the directory stream at the time the <telldir>
- * operation that provides loc was performed. Values returned by
- * <telldir> are good only for the lifetime of the <ACE_DIR> pointer from
- * which they are derived. If the directory is closed and then
- * reopened, the <telldir> value may be invalidated due to
- * undetected directory compaction. It is safe to use a previous
- * <telldir> value immediately after a call to <opendir> and before
- * any calls to readdir.
- */
- void seek (long loc);
-
- /**
- * Resets the position of the directory stream to the beginning of
- * the directory. It also causes the directory stream to refer to
- * the current state of the corresponding directory, as a call to
- * <opendir> would.
- */
- void rewind (void);
-
-private:
- /// Pointer to the directory stream.
- ACE_DIR *dirp_;
-};
-
-#if defined (__ACE_INLINE__)
-#include "ace/Dirent.i"
-#endif /* __ACE_INLINE__ */
-
-#include "ace/post.h"
-#endif /* ACE_DIRENT_H */