mirror of https://github.com/nmlgc/ReC98.git
75 lines
2.9 KiB
NASM
75 lines
2.9 KiB
NASM
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; Magic symbol used by the debug info to locate the data segment
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public DATASEG@
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DATASEG@ label byte
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; The Check string must NOT be moved or changed without
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; changing the null pointer check logic
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IFNDEF __TINY__
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NULL db 4 dup(0)
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CheckStr db 'NULL CHECK'
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db 2 dup (0)
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db 4 dup (0) ;destructor count
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db 2 dup (0) ;exception list
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db 4 dup (0) ;exception vptr
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db 6 dup (0) ;reserved
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ENDIF
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CopyRight db 'Borland C++ - Copyright 1993 Borland Intl.',0
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IF LDATA EQ false
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IFNDEF __TINY__
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CheckSum equ 002B9h
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NullCheck db 'Null pointer assignment', 13, 10, 0
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ENDIF
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ENDIF
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ZeroDivMSG db 'Divide error', 13, 10, 0
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; Interrupt vector save areas
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; Interrupt vectors 0,4,5 & 6 are saved at startup and then restored
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; when the program terminates. The signal/raise functions might
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; steal these vectors during execution.
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; Note: These vectors save area must not be altered
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; without changing the save/restore logic.
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PubSym@ _Int0Vector <dd 0>, __CDECL__
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PubSym@ _Int4Vector <dd 0>, __CDECL__
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PubSym@ _Int5Vector <dd 0>, __CDECL__
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PubSym@ _Int6Vector <dd 0>, __CDECL__
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; Miscellaneous variables
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PubSym@ _C0argc, <dw 0>, __CDECL__
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dPtrPub@ _C0argv, 0, __CDECL__
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dPtrPub@ _C0environ, 0, __CDECL__
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PubSym@ _envLng, <dw 0>, __CDECL__
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PubSym@ _envseg, <dw 0>, __CDECL__
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PubSym@ _envSize, <dw 0>, __CDECL__
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PubSym@ _psp, <dw 0>, __CDECL__
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PubSym@ _version, <label word>, __CDECL__
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PubSym@ _osversion, <label word>, __CDECL__
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PubSym@ _osmajor, <db 0>, __CDECL__
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PubSym@ _osminor, <db 0>, __CDECL__
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PubSym@ errno, <dw 0>, __CDECL__
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PubSym@ _Exception_list,<dw -1>, __CDECL__
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; Memory management variables
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IF LDATA EQ false
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PubSym@ __heapbase, <dw DGROUP:edata@>, __CDECL__
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ENDIF
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IFNDEF __HUGE__
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PubSym@ __brklvl, <dw DGROUP:edata@>, __CDECL__
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ENDIF
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PubSym@ _heapbase, <dd 0>, __CDECL__
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PubSym@ _brklvl, <dd 0>, __CDECL__
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PubSym@ _heaptop, <dd 0>, __CDECL__
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; If stack in DS and Large data model then override location of __emu
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IFDEF _DSSTACK_
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IF LDATA
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public __emu
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__emu db 044h DUP (0)
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db 0CCh DUP (?)
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ENDIF
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ENDIF
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