180 lines
5.9 KiB
NASM
180 lines
5.9 KiB
NASM
;*****************************************************************************
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;*
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;* Open Watcom Project
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;*
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;* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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;*
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;* ========================================================================
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;*
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;* This file contains Original Code and/or Modifications of Original
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;* Code as defined in and that are subject to the Sybase Open Watcom
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;* Public License version 1.0 (the 'License'). You may not use this file
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;* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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;* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
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;* provided with the Original Code and Modifications, and is also
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;* available at www.sybase.com/developer/opensource.
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;*
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;* The Original Code and all software distributed under the License are
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;* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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;* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
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;* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
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;* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
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;* NON-INFRINGEMENT. Please see the License for the specific language
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;* governing rights and limitations under the License.
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;*
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;* ========================================================================
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;*
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;* Description: C runtime read/write data (386 version).
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;*
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;*****************************************************************************
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name crwdata
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.387
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.386p
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assume nothing
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DGROUP group _DATA
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_TEXT segment byte public 'CODE'
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assume cs:_TEXT
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__null_FPE_rtn proc near
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ret
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__null_FPE_rtn endp
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_TEXT ends
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_DATA segment dword public 'DATA'
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assume DS:DGROUP
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ifndef __NETWARE__
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_dynend dd 0 ; top of dynamic data area
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_curbrk dd 0 ; top of usable memory
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endif
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ifndef __QNX__
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ifndef __LINUX__
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ifndef _NETWARE_LIBC
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_LpCmdLine dd 0 ; pointer to raw command line
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_LpPgmName dd 0 ; pointer to program name (for argv[0])
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endif
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ifdef __NT__
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_LpDllName dd 0 ; pointer to dll name (for OS/2,WIN32)
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_LpwCmdLine dd 0 ; pointer to widechar raw command line
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_LpwPgmName dd 0 ; pointer to widechar program name (for argv[0])
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_LpwDllName dd 0 ; pointer to widechar dll name (for OS/2,WIN32)
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endif
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ifdef __OS2__
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_LpDllName dd 0 ; pointer to dll name (for OS/2,WIN32)
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_LpwCmdLine dd 0 ; pointer to widechar raw command line
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_LpwPgmName dd 0 ; pointer to widechar program name (for argv[0])
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_LpwDllName dd 0 ; pointer to widechar dll name (for OS/2,WIN32)
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endif
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ifdef __DOS__
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_psp dw 0,0 ; segment addr of program segment prefix
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__x386_stacklow label dword
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endif
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endif
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endif
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_STACKLOW dd 0 ; lowest address in stack
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_STACKTOP dd 0 ; highest address in stack
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__EFG_printf dd 0
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__EFG_scanf dd 0
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__ASTACKSIZ dd 0 ; alternate stack size
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__ASTACKPTR dd 0 ; alternate stack pointer
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ifndef __NETWARE__
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_cbyte dd 0 ; used by getch, getche
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_cbyte2 dd 0 ; used by getch, getche
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_child dd 0 ; non-zero => a spawned process is running
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endif
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__no87 dw 0 ; non-zero => "NO87" environment var present
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ifndef __NETWARE__
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ifdef __DOS__
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_Extender db 0 ; see clib\h\extender.inc for values
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_ExtenderSubtype db 0 ; non-zero -> variant of extender
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__X32VM db 0 ; non-zero => X-32VM DOS Extender
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endif
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_Envptr dd 0 ; offset part of environment pointer
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_Envseg dw 0 ; segment containing environment strings
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ifndef __QNX__
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ifndef __LINUX__
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_osmajor db 0 ; major DOS version number
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_osminor db 0 ; minor DOS version number
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ifdef __NT__
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_osbuild dw 0 ; operating system build number
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_osver dd 0 ; operating system build number
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_winmajor dd 0 ; operating system major version number
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_winminor dd 0 ; operating system minor version number
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_winver dd 0 ; operating system version number
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endif
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endif
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endif
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endif
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__FPE_handler dd __null_FPE_rtn ; FPE handler
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ifndef __QNX__
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ifndef __LINUX__
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ifndef __NETWARE__
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public "C",_osmajor
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public "C",_osminor
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ifdef __NT__
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public "C",_osbuild
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public "C",_osver
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public "C",_winmajor
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public "C",_winminor
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public "C",_winver
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public "C",__EFG_printf
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public "C",__EFG_scanf
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endif
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endif
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ifdef __DOS__
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public "C",_psp
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public "C",_Extender
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public "C",_ExtenderSubtype
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public __X32VM
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public __x386_stacklow
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endif
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ifndef _NETWARE_LIBC
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public "C",_LpCmdLine
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public "C",_LpPgmName
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endif
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ifdef __NT__
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public "C",_LpDllName
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public "C",_LpwCmdLine
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public "C",_LpwPgmName
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public "C",_LpwDllName
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public "C",_LpCmdLine
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public "C",_LpPgmName
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endif
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ifdef __OS2__
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public "C",_LpDllName
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public "C",_LpwCmdLine
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public "C",_LpwPgmName
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public "C",_LpwDllName
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endif
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endif
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endif
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ifndef __NETWARE__
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public "C",_dynend
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public "C",_curbrk
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endif
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public "C",_STACKLOW
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public "C",_STACKTOP
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public __ASTACKSIZ
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public __ASTACKPTR
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ifndef __NETWARE__
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public "C",_cbyte
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public "C",_cbyte2
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public "C",_child
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public "C",_Envptr
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public "C",_Envseg
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endif
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public __no87
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public "C",__FPE_handler
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_DATA ends
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end
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