129 lines
2.7 KiB
C
129 lines
2.7 KiB
C
/***********************************************************************
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//
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// ALIAS.H
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//
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// Copyright (c) 1992 - Microsoft Corp.
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// All rights reserved.
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// Microsoft Confidential
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//
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// Global constants and data types used by the Jaguar file engine.
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//
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***********************************************************************/
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//**********************************************************************
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// Normal variable typedefs. These type defs are compatible with OS2
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// typedefs.
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//**********************************************************************
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#ifndef CHAR
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typedef char CHAR;
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#endif
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#ifndef UCHAR
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typedef unsigned char UCHAR;
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#endif
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#ifndef INT
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typedef int INT;
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#endif
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#ifndef UINT
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typedef unsigned int UINT;
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#endif
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#ifndef UL
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typedef unsigned long UL;
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#endif
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#if 0
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#ifndef FLOAT
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typedef float FLOAT;
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#endif
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#endif
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#ifndef DOUBLE
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typedef double DOUBLE;
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#endif
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#ifndef LONG
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typedef long LONG;
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#endif
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//**********************************************************************
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// ANY_TYPE
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//
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// This is a union which can be used to cast any type to a basic
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// data type.
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//
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//**********************************************************************
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typedef union
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{
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CHAR Byte;
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UCHAR uByte;
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INT Word;
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UINT uWord;
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LONG Dword;
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UL uDword;
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} ANY_TYPE;
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//**********************************************************************
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// Standard global constants.
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// Don't change the TRUE define because some functions depend on it being
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// 1 instead of !FALSE.
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//**********************************************************************
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#ifndef FALSE
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#define FALSE 0
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#define TRUE 1
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#endif
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#ifndef EOL
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#define EOL '\0'
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#endif
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#ifndef OK
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#define OK 0
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#endif
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//**********************************************************************
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// DeReference macro for unused function arguments
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//**********************************************************************
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#ifndef DeReference
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#ifdef _lint
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#define DeReference( x ) x = x
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#else
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#define DeReference( x ) x = x
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#endif
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#endif
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//**********************************************************************
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// MAX_PATH is the max path string length.
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//**********************************************************************
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#ifndef WIN32
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#ifndef MAX_PATH
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#define MAX_PATH 256 // Really 64 but compatible with OS2
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#else
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#if MAX_PATH != 256 // Error check
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#error
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#endif
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#endif
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#endif
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#ifndef MAX_DIR_DEPTH
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#define MAX_DIR_DEPTH 32 // Directory levels supported by DOS
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#else
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#if MAX_DIR_DEPTH != 32 // Error check
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#error
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#endif
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#endif
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#ifndef DIR_NAME_LEN
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#define DIR_NAME_LEN (8+3) // Len of FCB type file name
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#else
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#if DIR_NAME_LEN != (8+3) // Error check
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#error
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#endif
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#endif
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