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75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
// -*- C++ -*-
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//=============================================================================
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/**
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* @file Dirent_Selector.h
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*
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* $Id: Dirent_Selector.h 80826 2008-03-04 14:51:23Z wotte $
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*
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* Define a portable C++ interface to the <ACE_OS_Dirent::scandir> method.
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*
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* @author Rich Newman <RNewman@directv.com>
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*/
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//=============================================================================
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#ifndef ACE_DIRENT_SELECTOR_H
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#define ACE_DIRENT_SELECTOR_H
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#include /**/ "ace/pre.h"
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#include /**/ "ace/ACE_export.h"
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#if !defined (ACE_LACKS_PRAGMA_ONCE)
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#pragma once
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#endif /* ACE_LACKS_PRAGMA_ONCE */
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#include "ace/OS_NS_dirent.h" /* Need ACE_SCANDIR_SELECTOR, COMPARATOR */
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#include "ace/os_include/os_dirent.h"
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ACE_BEGIN_VERSIONED_NAMESPACE_DECL
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/**
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* @class ACE_Dirent_Selector
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*
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* @brief Define a portable C++ directory-entry iterator based on the
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* POSIX scandir API.
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*/
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class ACE_Export ACE_Dirent_Selector
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{
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public:
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/// Constructor
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ACE_Dirent_Selector (void);
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/// Destructor.
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virtual ~ACE_Dirent_Selector (void);
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/// Return the length of the list of matching directory entries.
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int length (void) const;
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/// Return the entry at @a index.
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ACE_DIRENT *operator[] (const int index) const;
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/// Free up resources.
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int close (void);
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/// Open the directory @a dir and populate the current list of names with
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/// directory entries that match the @a selector and @a comparator.
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int open (const ACE_TCHAR *dir,
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ACE_SCANDIR_SELECTOR selector = 0,
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ACE_SCANDIR_COMPARATOR comparator = 0);
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protected:
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/// Ptr to the namelist array.
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ACE_DIRENT **namelist_;
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/// Number of entries in the array.
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int n_;
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};
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ACE_END_VERSIONED_NAMESPACE_DECL
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#if defined (__ACE_INLINE__)
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#include "ace/Dirent_Selector.inl"
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#endif /* __ACE_INLINE__ */
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#include /**/ "ace/post.h"
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#endif /* ACE_DIRENT_SELECTOR_H */
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