windows/PlatformDefinitions.h

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/*----------------------------------------------------------------------------*/
/*                                                                            */
/* Copyright (c) 1995, 2004 IBM Corporation. All rights reserved.             */
/* Copyright (c) 2005-2009 Rexx Language Association. All rights reserved.    */
/*                                                                            */
/* This program and the accompanying materials are made available under       */
/* the terms of the Common Public License v1.0 which accompanies this         */
/* distribution. A copy is also available at the following address:           */
/* http://www.oorexx.org/license.html                          */
/*                                                                            */
/* Redistribution and use in source and binary forms, with or                 */
/* without modification, are permitted provided that the following            */
/* conditions are met:                                                        */
/*                                                                            */
/* Redistributions of source code must retain the above copyright             */
/* notice, this list of conditions and the following disclaimer.              */
/* Redistributions in binary form must reproduce the above copyright          */
/* notice, this list of conditions and the following disclaimer in            */
/* the documentation and/or other materials provided with the distribution.   */
/*                                                                            */
/* Neither the name of Rexx Language Association nor the names                */
/* of its contributors may be used to endorse or promote products             */
/* derived from this software without specific prior written permission.      */
/*                                                                            */
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS        */
/* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT          */
/* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS          */
/* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT   */
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/* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.               */
/*                                                                            */
/*----------------------------------------------------------------------------*/
/******************************************************************************/
/* REXX WIN32 Support                                           winrexx.h     */
/*                                                                            */
/* WIN32 master definition file                                               */
/*                                                                            */
/******************************************************************************/
 
/******************************************************************************/
/* Template for system specific declarations for Object REXX.  The following  */
/* sections are a series of required and optional sections where system       */
/* specific information is provided to the rest of the interpreter code.      */
/* Wherever possible, reasonable defaults are provided for these settings.    */
/******************************************************************************/
 
#ifndef WINREXX_H                        /* provide a define here to protect  */
#define WINREXX_H                        /* against multiple includes         */
 
/******************************************************************************/
/* REQUIRED:  The implemenation must decide on the C_STACK_SIZE defining      */
/* constants that are compiler/linker dependent.                              */
/******************************************************************************/
// we need a little more space on 64-bit platforms, so add some padding based on
// the size of a pointer
#define MIN_C_STACK 1024*(32 + sizeof(void *))
#define TOTAL_STACK_SIZE 1024*512
#define C_STACK_SIZE 60000
 
#define SysCall _cdecl
 
/******************************************************************************/
/* OPTIONAL:  Perform stack bounds checking on new message invocations.  If   */
/* this is a non-stack based calling convention, or it is not possible to     */
/* determine the bounds of the stack, leave this undefined.                   */
/******************************************************************************/
#define STACKCHECK
 
/******************************************************************************/
/* OPTIONAL:  No time slicing support for REXX activation yields is available.*/
/* Code will yield after a given count of instructions.                       */
/******************************************************************************/
//
// timers in windows only get called back at yield boundaries
//
//#define NOTIMER                        // used in activa, activi for
                                        // count based yielding
 
/******************************************************************************/
/* OPTIONAL:  Enable concurrency timeslice dispatching support.  Default is   */
/* only yield at specific event points.                                       */
/******************************************************************************/
// Make this clearer? Mutually exclusive with NOTIMER?
#define TIMESLICE
#define FIXEDTIMERS
 
/******************************************************************************/
/* OPTIONAL:  If the implementation enables external scripting support, then  */
/* additional hand-shaking with an the exernal environment is enabled for     */
/* providing default values for uninitialized variables.                      */
/******************************************************************************/
#define SCRIPTING
 
/******************************************************************************/
/* REQUIRED:  Define the string used for the default initial address setting. */
/******************************************************************************/
 
#define SYSINITIALADDRESS "CMD"
 
/******************************************************************************/
/* REQUIRED:  Define the name of the image file that is saved and restored.   */
/******************************************************************************/
 
#define BASEIMAGE     "rexx.img"
 
/******************************************************************************/
/* REQUIRED:  Define the name of the program called to load create the saved  */
/* image file.                                                                */
/******************************************************************************/
 
#define BASEIMAGELOAD "CoreClasses.orx"
 
/******************************************************************************/
/* REQUIRED:  Name of the file used to store the external message repository  */
/******************************************************************************/
#define REXXMESSAGEFILE    "winatab.rc"
 
/******************************************************************************/
/* REQUIRED:  define the path delimiter and end of line information           */
/* appropriate for this file system.                                          */
/******************************************************************************/
 
#define delimiter '\\'
#define line_end "\r\n"
#define line_end_size 2
 
/******************************************************************************/
/* OPTIONAL:  Overrides for any functions defined in sysdef.h.  These         */
/* can map the calls directly to inline code or comment them out all together.*/
/******************************************************************************/
 
#define DEFRXSTRING 256                 /* Default RXSTRING return size      */
 
/******************************************************************************/
/* OPTIONAL:  Finally, any other global defined constants for system specific */
/* code usage.                                                                */
/******************************************************************************/
 // Re-directed output...
 #include <stdio.h>                    // for following file ref...
 // another annoying incompatibility in MS compiler.
 #if _MSC_VER < 1800
#define isnan(x) _isnan(x)
#endif
 
 // Exception handling
 typedef BOOL __stdcall CONSOLECTRLHANDLER(DWORD);
 CONSOLECTRLHANDLER WinConsoleCtrlHandler;
 
 #define WinBeginExceptions SetConsoleCtrlHandler(&WinConsoleCtrlHandler, true);\
                            __try {
 #define WinEndExceptions } __except ( WinExceptionFilter(GetExceptionCode( ))) {  }\
                            SetConsoleCtrlHandler(&WinConsoleCtrlHandler, FALSE);
 
 int WinExceptionFilter( int xCode );
#endif