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Diffstat (limited to 'ace/DLL.h')
-rw-r--r-- | ace/DLL.h | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/ace/DLL.h b/ace/DLL.h deleted file mode 100644 index 2a870fa08c1..00000000000 --- a/ace/DLL.h +++ /dev/null @@ -1,115 +0,0 @@ -/* -*- C++ -*- */ - -//============================================================================= -/** - * @file DLL.h - * - * $Id$ - * - * @author Kirthika Parameswaran <kirthika@cs.wustl.edu> - */ -//============================================================================= - - -#ifndef ACE_DLL_H -#define ACE_DLL_H -#include "ace/pre.h" - -#include "ace/OS.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -/** - * @class ACE_DLL - * - * @brief Provides an abstract interface for handling various DLL - * operations. - * - * This class is an wrapper over the various methods for utilizing - * a dynamically linked library (DLL), which is called a shared - * library on some platforms. Operations <open>, <close>, and - * <symbol> have been implemented to help opening/closing and - * extracting symbol information from a DLL, respectively. - */ -class ACE_Export ACE_DLL -{ -public: - // = Initialization and termination methods. - - /// Default constructor. By default, the <close> operation on the - /// object will be invoked before it is destroyed. - ACE_DLL (int close_on_destruction = 1); - - /** - * This constructor opens and dynamically links <dll_name>. The - * default mode is <RTLD_LAZY>, which loads identifier symbols but - * not the symbols for functions, which are loaded dynamically - * on-demand. Other supported modes include: <RTLD_NOW>, which - * performs all necessary relocations when <dll_name> is first - * loaded and <RTLD_GLOBAL>, which makes symbols available for - * relocation processing of any other DLLs. - */ - ACE_DLL (const ACE_TCHAR *dll_name, - int open_mode = ACE_DEFAULT_SHLIB_MODE, - int close_on_destruction = 1); - - /** - * This method opens and dynamically links <dll_name>. The default - * mode is <RTLD_LAZY>, which loads identifier symbols but not the - * symbols for functions, which are loaded dynamically on-demand. - * Other supported modes include: <RTLD_NOW>, which performs all - * necessary relocations when <dll_name> is first loaded and - * <RTLD_GLOBAL>, which makes symbols available for relocation - * processing of any other DLLs. Returns -1 on failure and 0 on - * success. - */ - int open (const ACE_TCHAR *dll_name, - int open_mode = ACE_DEFAULT_SHLIB_MODE, - int close_on_destruction = 1); - - /// Call to close the DLL object. - int close (void); - - /** - * Called when the DLL object is destroyed -- invokes <close> if the - * <close_on_destruction> flag is set in the constructor or <open> - * method. - */ - ~ACE_DLL (void); - - /// If <symbol_name> is in the symbol table of the DLL a pointer to - /// the <symbol_name> is returned. Otherwise, returns 0. - void *symbol (const ACE_TCHAR *symbol_name); - - /// Returns a pointer to a string explaining why <symbol> or <open> - /// failed. - ACE_TCHAR *error (void); - - /** - * Return the handle to the caller. If <become_owner> is non-0 then - * caller assumes ownership of the handle and the <ACE_DLL> object - * won't call <close> when it goes out of scope, even if - * <close_on_destruction> is set. - */ - ACE_SHLIB_HANDLE get_handle (int become_owner = 0); - - /// Set the handle for the DLL object. By default, the <close> operation on the - /// object will be invoked before it is destroyed. - int set_handle (ACE_SHLIB_HANDLE handle, int close_on_destruction = 1); -private: - /// This is a handle to the DLL. - ACE_SHLIB_HANDLE handle_; - - /// This flag keeps track of whether we should close the handle - /// automatically when the destructor runs. - int close_on_destruction_; - - // = Disallow copying and assignment since we don't handle these. - ACE_UNIMPLEMENTED_FUNC (ACE_DLL (const ACE_DLL &)) - ACE_UNIMPLEMENTED_FUNC (void operator= (const ACE_DLL &)) -}; - -#include "ace/post.h" -#endif /* ACE_DLL_H */ |