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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4680 | right-hear | 1 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
| 2 | #ifndef __dj_include_sys_nearptr_h_ |
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| 3 | #define __dj_include_sys_nearptr_h_ |
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| 4 | |||
| 5 | #ifdef __cplusplus |
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| 6 | extern "C" { |
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| 7 | #endif |
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| 8 | |||
| 9 | #ifndef __dj_ENFORCE_ANSI_FREESTANDING |
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| 10 | |||
| 11 | #ifndef __STRICT_ANSI__ |
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| 12 | |||
| 13 | #ifndef _POSIX_SOURCE |
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| 14 | |||
| 15 | /* Functions to enable "near" pointer access to DOS memory under DPMI |
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| 16 | CW Sandmann 7-95 NO WARRANTY: WARNING, since these functions disable |
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| 17 | memory protection, they MAY DESTROY EVERYTHING ON YOUR COMPUTER! */ |
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| 18 | |||
| 19 | int __djgpp_nearptr_enable(void); /* Returns 0 if feature not avail */ |
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| 20 | void __djgpp_nearptr_disable(void); /* Enables protection */ |
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| 21 | extern int __djgpp_selector_limit; /* Limit on CS and on DS if prot */ |
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| 22 | extern int __djgpp_base_address; /* Used in calculation below */ |
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| 23 | |||
| 24 | #define __djgpp_conventional_base (-__djgpp_base_address) |
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| 25 | |||
| 26 | #endif /* !_POSIX_SOURCE */ |
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| 27 | #endif /* !__STRICT_ANSI__ */ |
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| 28 | #endif /* !__dj_ENFORCE_ANSI_FREESTANDING */ |
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| 29 | |||
| 30 | #ifndef __dj_ENFORCE_FUNCTION_CALLS |
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| 31 | #endif /* !__dj_ENFORCE_FUNCTION_CALLS */ |
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| 32 | |||
| 33 | #ifdef __cplusplus |
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| 34 | } |
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| 35 | #endif |
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| 36 | |||
| 37 | #endif /* !__dj_include_sys_nearptr_h_ */ |