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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | /* Copyright (C) 1996 DJ Delorie, see COPYING.DJ for details */ |
| 2 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
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| 3 | /* |
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| 4 | * This is file GETDOS_V.C |
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| 5 | * |
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| 6 | * Copyright (c) 1994,95 Eli Zaretskii |
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| 7 | * |
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| 8 | * This software may be used freely so long as this copyright notice is |
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| 9 | * left intact. There is no warranty on this software. |
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| 10 | * |
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| 11 | */ |
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| 12 | |||
| 13 | #include |
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| 14 | #include |
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| 15 | |||
| 16 | /* Return OS version number, either true or ``simulated'' one. |
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| 17 | Global variables _OSMAJOR and _OSMINOR are ALWAYS set to whatever |
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| 18 | INT 21h/AX=30h returns. Global _OS_FLAVOR is set to a string |
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| 19 | which identifies the OEM of DOS. |
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| 20 | */ |
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| 21 | |||
| 22 | /* From Ralph Brown's interrupt list, v.45. |
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| 23 | Note: some OEMs, like Novell NDOS 7, Compaq DOS 3.31 and possibly |
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| 24 | others return 0 OEM code, like IBM PC-DOS. There is nothing |
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| 25 | I can do to overcome this. |
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| 26 | */ |
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| 27 | static struct _oem_info { |
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| 28 | unsigned char oem_num; |
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| 29 | const char * oem_name; |
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| 30 | } dos_flavors[] = { |
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| 31 | {0, "IBM PC-DOS"}, |
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| 32 | {1, "Compaq DOS"}, |
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| 33 | {2, "Microsoft DOS"}, |
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| 34 | {4, "AT&T DOS"}, |
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| 35 | {5, "Zenith DOS"}, |
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| 36 | {6, "Hewlett-Packard DOS"}, |
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| 37 | {7, "Groupe Bull DOS"}, |
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| 38 | {0xd, "Packard-Bell DOS"}, |
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| 39 | {0x16, "DEC DOS"}, |
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| 40 | {0x23, "Olivetti DOS"}, |
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| 41 | {0x28, "Texas Instruments DOS"}, |
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| 42 | {0x29, "Toshiba DOS"}, |
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| 43 | {0x33, "Novell Win3 device ID"}, |
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| 44 | {0x34, "MS Multimedia Win3 device ID"}, |
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| 45 | {0x35, "MS Multimedia Win3 device ID"}, |
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| 46 | {0x4d, "Hewlett-Packard DOS"}, |
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| 47 | {0x5e, "RxDOS"}, |
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| 48 | {0x66, "PTS-DOS"}, |
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| 49 | {0x99, "GenSoft Embedded DOS"}, |
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| 50 | {0xee, "DR-DOS"}, |
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| 51 | {0xef, "Novell DOS"}, |
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| 52 | {0xff, "Microsoft MS-DOS"}, |
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| 53 | {0, (char *)0} |
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| 54 | }; |
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| 55 | |||
| 56 | static int getdosv_count = -1; |
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| 57 | |||
| 58 | unsigned short |
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| 59 | _get_dos_version(int true_version) |
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| 60 | { |
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| 61 | return 0x0500; |
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| 62 | } |