237 lines
7.8 KiB
C
237 lines
7.8 KiB
C
/*
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* $Id$
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*/
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/*
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* Harbour Project source code:
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* Header file for automatic static initialization
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*
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* Copyright 1999 Antonio Linares <alinares@fivetech.com>
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* www - http://www.harbour-project.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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#ifndef HB_INIT_H_
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#define HB_INIT_H_
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#include "hbsetup.h"
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HB_EXTERN_BEGIN
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extern HB_EXPORT PHB_SYMB hb_vmProcessSymbols( PHB_SYMB pSymbols, USHORT uiSymbols ); /* old module symbols initialization */
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extern HB_EXPORT PHB_SYMB hb_vmProcessSymbolsEx( PHB_SYMB pSymbols, USHORT uiSymbols, const char * szModuleName, ULONG ulID, USHORT uiPcodeVer ); /* module symbols initialization with extended information */
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#if defined(_MSC_VER) && \
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!defined(__LCC__) && !defined(__POCC__) && !defined(__XCC__)
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#if !defined(__cplusplus)
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/* we do not have better startup initialization method for pure
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* C mode in MSC
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*/
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#define HB_MSC_STARTUP
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#elif !defined(HB_STRICT_ANSI_C) && !defined(HB_STATIC_STARTUP) && \
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!defined(HB_PRAGMA_STARTUP) && !defined(HB_MSC_STARTUP)
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/* Sat 07 Maj 2005 02:46:38 CEST
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* This is only necessary when you want to create binary libs using
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* MSC in C++ mode (-TP switch) and later this binaries will be linked
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* by standard C linker with [x]Harbour programs. I strongly suggest
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* to for 3-rd party developers to use MSC in standard C mode to create
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* libraries which can be used with standard C compilers. This will
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* eliminate the problem and we will be able to set C++ initialization
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* as default for MSC in C++ mode. Druzus.
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*/
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/* Fri Mar 06 2009 16:43:26 CET
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* disabled after nearly four years given for 3-rd party developers
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*/
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/* #define HB_MSC_STARTUP */
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#endif
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#endif
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#define HB_INIT_SYMBOLS_END( func ) HB_INIT_SYMBOLS_EX_END( func, __FILE__, 0L, 0x0000 )
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#if defined(HB_STRICT_ANSI_C)
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#define HB_INIT_SYMBOLS_BEGIN( func ) \
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static HB_SYMB symbols_table[] = {
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#define HB_INIT_SYMBOLS_EX_END( func, module, id, vpcode ) \
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}; \
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static PHB_SYMB symbols = symbols_table; \
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void func( void ) \
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{ \
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symbols = hb_vmProcessSymbolsEx( symbols_table, (USHORT) ( sizeof( symbols_table ) / sizeof( HB_SYMB ) ), (module), (id), (vpcode) ); \
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}
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#define HB_CALL_ON_STARTUP_BEGIN( func ) \
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func( void ) \
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{
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#define HB_CALL_ON_STARTUP_END( func ) \
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}
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#elif defined(__GNUC__)
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#if defined(HB_PRAGMA_STARTUP) || defined(HB_MSC_STARTUP)
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#error Wrong macros set for startup code - clean your make/env settings.
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#endif
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#define HB_INIT_SYMBOLS_BEGIN( func ) \
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static HB_SYMB symbols_table[] = {
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#define HB_INIT_SYMBOLS_EX_END( func, module, id, vpcode ) \
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}; \
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static PHB_SYMB symbols = symbols_table; \
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static void __attribute__ ((constructor)) func( void ) \
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{ \
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symbols = hb_vmProcessSymbolsEx( symbols_table, (USHORT) ( sizeof( symbols_table ) / sizeof( HB_SYMB ) ), (module), (id), (vpcode) ); \
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}
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#define HB_CALL_ON_STARTUP_BEGIN( func ) \
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static void __attribute__ ((constructor)) func( void ) \
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{
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#define HB_CALL_ON_STARTUP_END( func ) \
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}
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#elif defined(HB_MSC_STARTUP)
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typedef int (* HB_$INITSYM)( void );
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#if _MSC_VER >= 1010
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#define HB_MSC_START_SEGMENT ".CRT$XIY"
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#else
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#define HB_MSC_START_SEGMENT "XIY"
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#endif
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#define HB_INIT_SYMBOLS_BEGIN( func ) \
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static HB_SYMB symbols_table[] = {
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#define HB_INIT_SYMBOLS_EX_END( func, module, id, vpcode ) \
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}; \
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static PHB_SYMB symbols = symbols_table; \
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static int func( void ) \
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{ \
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symbols = hb_vmProcessSymbolsEx( symbols_table, (USHORT) ( sizeof( symbols_table ) / sizeof( HB_SYMB ) ), (module), (id), (vpcode) ); \
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return 0; \
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}
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#define HB_CALL_ON_STARTUP_BEGIN( func ) \
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static int func( void ) \
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{
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#define HB_CALL_ON_STARTUP_END( func ) \
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return 0; \
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}
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/* After each '_END' symbol, additional 'hooks' are required See the C
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output of a generated prg for example
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*/
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#elif defined(HB_STATIC_STARTUP) || defined(__cplusplus)
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#if defined(HB_PRAGMA_STARTUP) || defined(HB_MSC_STARTUP)
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#error Wrong macros set for startup code - clean your make/env settings.
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#endif
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#define HB_INIT_SYMBOLS_BEGIN( func ) \
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static HB_SYMB symbols_table[] = {
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#define HB_INIT_SYMBOLS_EX_END( func, module, id, vpcode ) \
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}; \
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static PHB_SYMB symbols = hb_vmProcessSymbolsEx( symbols_table, (USHORT) ( sizeof( symbols_table ) / sizeof( HB_SYMB ) ), (module), (id), (vpcode) ); \
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#define HB_CALL_ON_STARTUP_BEGIN( func ) \
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static int func( void ) \
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{
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/* this allows any macros to be preprocessed first
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so that token pasting is handled correctly */
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#define HB_CALL_ON_STARTUP_END( func ) \
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_HB_CALL_ON_STARTUP_END( func )
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#define _HB_CALL_ON_STARTUP_END( func ) \
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return 0; \
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} \
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static int static_int_##func = func();
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#elif defined(HB_PRAGMA_STARTUP) || \
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defined(__BORLANDC__) || defined(__LCC__) || defined(__POCC__) || defined(__XCC__)
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#if defined(HB_MSC_STARTUP)
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#error Wrong macros set for startup code - clean your make/env settings.
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#endif
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#if !defined(HB_PRAGMA_STARTUP)
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#define HB_PRAGMA_STARTUP
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#endif
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#define HB_INIT_SYMBOLS_BEGIN( func ) \
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static HB_SYMB symbols_table[] = {
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#define HB_INIT_SYMBOLS_EX_END( func, module, id, vpcode ) \
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}; \
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static PHB_SYMB symbols = symbols_table; \
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static void func( void ) \
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{ \
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symbols = hb_vmProcessSymbolsEx( symbols_table, (USHORT) ( sizeof( symbols_table ) / sizeof( HB_SYMB ) ), (module), (id), (vpcode) ); \
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}
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#define HB_CALL_ON_STARTUP_BEGIN( func ) \
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static void func( void ) \
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{
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#define HB_CALL_ON_STARTUP_END( func ) \
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}
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#else
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#error Unknown initialization method.
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#endif
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HB_EXTERN_END
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#endif /* HB_INIT_H_ */
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