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63 lines
1.1 KiB
63 lines
1.1 KiB
;
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; nocrt.asm
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;
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; linking with this object file will resolved all the WINSTART externals
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; without bringing in any of the C runtime code, chopping down the size
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; of _TEXT and DGROUP.
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;
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; Needless to say, you cannot use any C runtime functions if you do so.
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;
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; Created 2-1-89, craigc
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;
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?PLM = 1
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?WIN = 1
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memS = 1
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.xlist
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include cmacros.inc
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.list
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sBegin data
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__psp dw ? ; winstart assigns this variable to the PSP segment
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sEnd
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sBegin code
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assumes CS,CODE
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public __setargv,__setenvp,__nmalloc
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public __psp,__cinit ; ,_exit
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public __acrtused
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dummy proc near
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__nmalloc: ; called by myalloc (support for setargv and setenvp)
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__setargv: ; called to set __argv and __argc
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__setenvp: ; sets up environment (in DGROUP!)
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__cinit: ; C runtime initialization
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__acrtused:
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xor ax,ax
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ret
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dummy endp
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; _exit -
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;
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; called by WINSTART after WinMain returns to exit the task
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; will assemble with a "possible invalid use of nogen" since there's
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; no point in the last half of the stack frame code...
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cProc _exit, <NEAR,PUBLIC>
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parmW status
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cBegin
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mov ax,status
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mov ah,4Ch
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int 21h
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cEnd <nogen>
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sEnd
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end
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