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include/stdio.h

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#ifndef _STDIO_H_ #ifndef _STDIO_H_
#define _STDIO_H_ #define _STDIO_H_
#include <sys/cdefs.h> #include <sys/cdefs.h>
#include <sys/_null.h> #include <sys/_null.h>
#include <sys/_types.h> #include <sys/_types.h>
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wnullability-completeness"
#endif
typedef __off_t fpos_t; typedef __off_t fpos_t;
#ifndef _SIZE_T_DECLARED #ifndef _SIZE_T_DECLARED
typedef __size_t size_t; typedef __size_t size_t;
#define _SIZE_T_DECLARED #define _SIZE_T_DECLARED
#endif #endif
#if __POSIX_VISIBLE >= 200809 #if __POSIX_VISIBLE >= 200809
▲ Show 20 Lines • Show All 67 Lines • ▼ Show 20 Linesstruct __sFILE {
int _w; /* (*) write space left for putc() */ int _w; /* (*) write space left for putc() */
short _flags; /* (*) flags, below; this FILE is free if 0 */ short _flags; /* (*) flags, below; this FILE is free if 0 */
short _file; /* (*) fileno, if Unix descriptor, else -1 */ short _file; /* (*) fileno, if Unix descriptor, else -1 */
struct __sbuf _bf; /* (*) the buffer (at least 1 byte, if !NULL) */ struct __sbuf _bf; /* (*) the buffer (at least 1 byte, if !NULL) */
int _lbfsize; /* (*) 0 or -_bf._size, for inline putc */ int _lbfsize; /* (*) 0 or -_bf._size, for inline putc */
/* operations */ /* operations */
void *_cookie; /* (*) cookie passed to io functions */ void *_cookie; /* (*) cookie passed to io functions */
int (*_close)(void *); int (* _Nullable _close)(void *);
int (*_read)(void *, char *, int); int (* _Nullable _read)(void *, char *, int);
fpos_t (*_seek)(void *, fpos_t, int); fpos_t (* _Nullable _seek)(void *, fpos_t, int);
int (*_write)(void *, const char *, int); int (* _Nullable _write)(void *, const char *, int);
/* separate buffer for long sequences of ungetc() */ /* separate buffer for long sequences of ungetc() */
struct __sbuf _ub; /* ungetc buffer */ struct __sbuf _ub; /* ungetc buffer */
unsigned char *_up; /* saved _p when _p is doing ungetc data */ unsigned char *_up; /* saved _p when _p is doing ungetc data */
int _ur; /* saved _r when _r is counting ungetc data */ int _ur; /* saved _r when _r is counting ungetc data */
/* tricks to meet minimum requirements even when malloc() fails */ /* tricks to meet minimum requirements even when malloc() fails */
unsigned char _ubuf[3]; /* guarantee an ungetc() buffer */ unsigned char _ubuf[3]; /* guarantee an ungetc() buffer */
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*/ */
extern const int sys_nerr; extern const int sys_nerr;
extern const char * const sys_errlist[]; extern const char * const sys_errlist[];
/* /*
* Stdio function-access interface. * Stdio function-access interface.
*/ */
FILE *funopen(const void *, FILE *funopen(const void *,
int (*)(void *, char *, int), int (* _Nullable)(void *, char *, int),
int (*)(void *, const char *, int), int (* _Nullable)(void *, const char *, int),
fpos_t (*)(void *, fpos_t, int), fpos_t (* _Nullable)(void *, fpos_t, int),
int (*)(void *)); int (* _Nullable)(void *));
#define fropen(cookie, fn) funopen(cookie, fn, 0, 0, 0) #define fropen(cookie, fn) funopen(cookie, fn, 0, 0, 0)
#define fwopen(cookie, fn) funopen(cookie, 0, fn, 0, 0) #define fwopen(cookie, fn) funopen(cookie, 0, fn, 0, 0)
typedef __ssize_t cookie_read_function_t(void *, char *, size_t); typedef __ssize_t cookie_read_function_t(void *, char *, size_t);
typedef __ssize_t cookie_write_function_t(void *, const char *, size_t); typedef __ssize_t cookie_write_function_t(void *, const char *, size_t);
typedef int cookie_seek_function_t(void *, off64_t *, int); typedef int cookie_seek_function_t(void *, off64_t *, int);
typedef int cookie_close_function_t(void *); typedef int cookie_close_function_t(void *);
typedef struct { typedef struct {
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#define putc_unlocked(x, fp) __sputc(x, fp) #define putc_unlocked(x, fp) __sputc(x, fp)
#define getchar_unlocked() getc_unlocked(stdin) #define getchar_unlocked() getc_unlocked(stdin)
#define putchar_unlocked(x) putc_unlocked(x, stdout) #define putchar_unlocked(x) putc_unlocked(x, stdout)
#endif #endif
#endif /* __cplusplus */ #endif /* __cplusplus */
__END_DECLS __END_DECLS
#if defined(__clang__)
#pragma clang diagnostic pop
#endif
#endif /* !_STDIO_H_ */ #endif /* !_STDIO_H_ */