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51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
/*
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GEOS system functions
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by Maciej 'YTM/Elysium' Witkowiak
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*/
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#ifndef _GSYS_H
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#define _GSYS_H
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void FirstInit(void);
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void InitForIO(void);
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void DoneWithIO(void);
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void MainLoop(void);
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void EnterDeskTop(void);
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void ToBASIC(void);
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void Panic(void);
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void __fastcall__ CallRoutine(void *myRoutine);
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unsigned GetSerialNumber(void);
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char GetRandom(void);
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void __fastcall__ SetDevice(char newdev);
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char get_ostype(void);
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/* possible return values of get_ostype, machine and version flags will
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be combined with OR */
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/* machine flags */
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#define GEOS64 0x00
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#define GEOS4 0x04 /* plus4 geos is not or'ed with version */
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#define GEOS128 0x80
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/* version flags */
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#define GEOS_V10 0x10
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#define GEOS_V11 0x11
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#define GEOS_V12 0x12 /* ??? not sure */
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#define GEOS_V20 0x20
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#define WHEELS 0x40 /* only Wheels? */
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char get_tv(void);
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/* possible return values of get_tv, these flags will be combined
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note that columns state can be changed during runtime and get_tv
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always returns the current state */
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#define COLUMNS40 0x00
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#define COLUMNS80 0x01
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#define TV_PAL 0x00
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#define TV_NTSC 0x80
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#endif
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