/usr/include/newlib/stdio_ext.h is in libnewlib-dev 2.4.0.20160527-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 | /*
* stdio_ext.h
*
* Definitions for I/O internal operations, originally from Solaris.
*/
#ifndef _STDIO_EXT_H_
#define _STDIO_EXT_H_
#ifdef __rtems__
#error "<stdio_ext.h> not supported"
#endif
#include <stdio.h>
#define FSETLOCKING_QUERY 0
#define FSETLOCKING_INTERNAL 1
#define FSETLOCKING_BYCALLER 2
_BEGIN_STD_C
void _EXFUN(__fpurge,(FILE *));
int _EXFUN(__fsetlocking,(FILE *, int));
/* TODO:
void _flushlbf (void);
*/
#ifdef __GNUC__
_ELIDABLE_INLINE size_t
__fbufsize (FILE *__fp) { return (size_t) __fp->_bf._size; }
_ELIDABLE_INLINE int
__freading (FILE *__fp) { return (__fp->_flags & __SRD) != 0; }
_ELIDABLE_INLINE int
__fwriting (FILE *__fp) { return (__fp->_flags & __SWR) != 0; }
_ELIDABLE_INLINE int
__freadable (FILE *__fp) { return (__fp->_flags & (__SRD | __SRW)) != 0; }
_ELIDABLE_INLINE int
__fwritable (FILE *__fp) { return (__fp->_flags & (__SWR | __SRW)) != 0; }
_ELIDABLE_INLINE int
__flbf (FILE *__fp) { return (__fp->_flags & __SLBF) != 0; }
_ELIDABLE_INLINE size_t
__fpending (FILE *__fp) { return __fp->_p - __fp->_bf._base; }
#else
size_t _EXFUN(__fbufsize,(FILE *));
int _EXFUN(__freading,(FILE *));
int _EXFUN(__fwriting,(FILE *));
int _EXFUN(__freadable,(FILE *));
int _EXFUN(__fwritable,(FILE *));
int _EXFUN(__flbf,(FILE *));
size_t _EXFUN(__fpending,(FILE *));
#ifndef __cplusplus
#define __fbufsize(__fp) ((size_t) (__fp)->_bf._size)
#define __freading(__fp) (((__fp)->_flags & __SRD) != 0)
#define __fwriting(__fp) (((__fp)->_flags & __SWR) != 0)
#define __freadable(__fp) (((__fp)->_flags & (__SRD | __SRW)) != 0)
#define __fwritable(__fp) (((__fp)->_flags & (__SWR | __SRW)) != 0)
#define __flbf(__fp) (((__fp)->_flags & __SLBF) != 0)
#define __fpending(__fp) ((size_t) ((__fp)->_p - (__fp)->_bf._base))
#endif /* __cplusplus */
#endif /* __GNUC__ */
_END_STD_C
#endif /* _STDIO_EXT_H_ */
|