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Rev | Author | Line No. | Line |
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4349 | Serge | 1 | /* |
2 | * stdio_ext.h |
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3 | * |
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4 | * Definitions for I/O internal operations, originally from Solaris. |
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5 | */ |
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6 | |||
7 | #ifndef _STDIO_EXT_H_ |
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8 | #define _STDIO_EXT_H_ |
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9 | |||
10 | #ifdef __rtems__ |
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11 | #error " |
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12 | #endif |
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13 | |||
14 | #include |
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15 | |||
6099 | serge | 16 | #define FSETLOCKING_QUERY 0 |
17 | #define FSETLOCKING_INTERNAL 1 |
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18 | #define FSETLOCKING_BYCALLER 2 |
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19 | |||
4349 | Serge | 20 | _BEGIN_STD_C |
21 | |||
22 | void _EXFUN(__fpurge,(FILE *)); |
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6099 | serge | 23 | int _EXFUN(__fsetlocking,(FILE *, int)); |
4349 | Serge | 24 | |
4921 | Serge | 25 | /* TODO: |
26 | |||
27 | void _flushlbf (void); |
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28 | */ |
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29 | |||
30 | #ifdef __GNUC__ |
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31 | |||
6099 | serge | 32 | _ELIDABLE_INLINE size_t |
4921 | Serge | 33 | __fbufsize (FILE *__fp) { return (size_t) __fp->_bf._size; } |
34 | |||
6099 | serge | 35 | _ELIDABLE_INLINE int |
4921 | Serge | 36 | __freading (FILE *__fp) { return (__fp->_flags & __SRD) != 0; } |
37 | |||
6099 | serge | 38 | _ELIDABLE_INLINE int |
4921 | Serge | 39 | __fwriting (FILE *__fp) { return (__fp->_flags & __SWR) != 0; } |
40 | |||
6099 | serge | 41 | _ELIDABLE_INLINE int |
4921 | Serge | 42 | __freadable (FILE *__fp) { return (__fp->_flags & (__SRD | __SRW)) != 0; } |
43 | |||
6099 | serge | 44 | _ELIDABLE_INLINE int |
45 | __fwritable (FILE *__fp) { return (__fp->_flags & (__SWR | __SRW)) != 0; } |
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4921 | Serge | 46 | |
6099 | serge | 47 | _ELIDABLE_INLINE int |
4921 | Serge | 48 | __flbf (FILE *__fp) { return (__fp->_flags & __SLBF) != 0; } |
49 | |||
6099 | serge | 50 | _ELIDABLE_INLINE size_t |
4921 | Serge | 51 | __fpending (FILE *__fp) { return __fp->_p - __fp->_bf._base; } |
52 | |||
53 | #else |
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54 | |||
6099 | serge | 55 | size_t _EXFUN(__fbufsize,(FILE *)); |
56 | int _EXFUN(__freading,(FILE *)); |
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57 | int _EXFUN(__fwriting,(FILE *)); |
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58 | int _EXFUN(__freadable,(FILE *)); |
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59 | int _EXFUN(__fwritable,(FILE *)); |
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60 | int _EXFUN(__flbf,(FILE *)); |
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61 | size_t _EXFUN(__fpending,(FILE *)); |
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62 | |||
63 | #ifndef __cplusplus |
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64 | |||
4921 | Serge | 65 | #define __fbufsize(__fp) ((size_t) (__fp)->_bf._size) |
66 | #define __freading(__fp) (((__fp)->_flags & __SRD) != 0) |
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67 | #define __fwriting(__fp) (((__fp)->_flags & __SWR) != 0) |
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68 | #define __freadable(__fp) (((__fp)->_flags & (__SRD | __SRW)) != 0) |
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6099 | serge | 69 | #define __fwritable(__fp) (((__fp)->_flags & (__SWR | __SRW)) != 0) |
4921 | Serge | 70 | #define __flbf(__fp) (((__fp)->_flags & __SLBF) != 0) |
71 | #define __fpending(__fp) ((size_t) ((__fp)->_p - (__fp)->_bf._base)) |
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72 | |||
6099 | serge | 73 | #endif /* __cplusplus */ |
74 | |||
4921 | Serge | 75 | #endif /* __GNUC__ */ |
76 | |||
4349 | Serge | 77 | _END_STD_C |
78 | |||
79 | #endif /* _STDIO_EXT_H_ */ |