dosmem.h

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C头文件 代码 · 共 45 行

/****************************************************************************
*
*                            Open Watcom Project
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*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*  ========================================================================
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*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


#pragma aux DosMemAlloc = \
        0xB4 0x48               /*      mov     ax,048H */ \
        0xCD 0x21               /*      int     21H */ \
        0x73 0x06               /*      jnb     L1: */ \
        0x31 0xD2               /*      xor     dx,dx */ \
        0x89 0xD8               /*      mov     ax,bx */ \
        0xEB 0x04               /*      jmp     L2: */ \
        0x89 0xC2               /* L1:  mov     dx,ax */ \
        0x31 0xC0               /*      xor     ax,ax */ \
                                /* L2: */ \
        parm routine [ bx ] \
        ;