1#ifndef _STDIO_H
2# if !defined _ISOMAC && defined _IO_MTSAFE_IO
3# include <stdio-lock.h>
4# endif
5# include <libio/stdio.h>
6# ifndef _ISOMAC
7# define _LIBC_STDIO_H 1
8# include <libio/libio.h>
9
10/* Now define the internal interfaces. */
11
12extern int __fcloseall (void) attribute_hidden;
13extern int __snprintf (char *__restrict __s, size_t __maxlen,
14 const char *__restrict __format, ...)
15 __attribute__ ((__format__ (__printf__, 3, 4)));
16libc_hidden_proto (__snprintf)
17extern int __vsnprintf (char *__restrict __s, size_t __maxlen,
18 const char *__restrict __format, __gnuc_va_list __arg)
19 __attribute__ ((__format__ (__printf__, 3, 0)));
20extern int __vfscanf (FILE *__restrict __s,
21 const char *__restrict __format,
22 __gnuc_va_list __arg)
23 __attribute__ ((__format__ (__scanf__, 2, 0)));
24libc_hidden_proto (__vfscanf)
25extern int __vscanf (const char *__restrict __format,
26 __gnuc_va_list __arg)
27 __attribute__ ((__format__ (__scanf__, 1, 0)));
28extern __ssize_t __getline (char **__lineptr, size_t *__n,
29 FILE *__stream) attribute_hidden;
30extern int __vsscanf (const char *__restrict __s,
31 const char *__restrict __format,
32 __gnuc_va_list __arg)
33 __attribute__ ((__format__ (__scanf__, 2, 0)));
34
35extern int __sprintf_chk (char *, int, size_t, const char *, ...) __THROW;
36extern int __snprintf_chk (char *, size_t, int, size_t, const char *, ...)
37 __THROW;
38extern int __vsprintf_chk (char *, int, size_t, const char *,
39 __gnuc_va_list) __THROW;
40extern int __vsnprintf_chk (char *, size_t, int, size_t, const char *,
41 __gnuc_va_list) __THROW;
42extern int __printf_chk (int, const char *, ...);
43extern int __fprintf_chk (FILE *, int, const char *, ...);
44extern int __vprintf_chk (int, const char *, __gnuc_va_list);
45extern int __vfprintf_chk (FILE *, int, const char *, __gnuc_va_list);
46extern char *__fgets_unlocked_chk (char *buf, size_t size, int n, FILE *fp);
47extern char *__fgets_chk (char *buf, size_t size, int n, FILE *fp);
48extern int __asprintf_chk (char **, int, const char *, ...) __THROW;
49extern int __vasprintf_chk (char **, int, const char *, __gnuc_va_list) __THROW;
50extern int __dprintf_chk (int, int, const char *, ...);
51extern int __vdprintf_chk (int, int, const char *, __gnuc_va_list);
52extern int __obstack_printf_chk (struct obstack *, int, const char *, ...)
53 __THROW;
54extern int __obstack_vprintf_chk (struct obstack *, int, const char *,
55 __gnuc_va_list) __THROW;
56
57extern int __isoc99_fscanf (FILE *__restrict __stream,
58 const char *__restrict __format, ...) __wur;
59extern int __isoc99_scanf (const char *__restrict __format, ...) __wur;
60extern int __isoc99_sscanf (const char *__restrict __s,
61 const char *__restrict __format, ...) __THROW;
62extern int __isoc99_vfscanf (FILE *__restrict __s,
63 const char *__restrict __format,
64 __gnuc_va_list __arg) __wur;
65extern int __isoc99_vscanf (const char *__restrict __format,
66 __gnuc_va_list __arg) __wur;
67extern int __isoc99_vsscanf (const char *__restrict __s,
68 const char *__restrict __format,
69 __gnuc_va_list __arg) __THROW;
70libc_hidden_proto (__isoc99_vsscanf)
71libc_hidden_proto (__isoc99_vfscanf)
72
73/* Prototypes for compatibility functions. */
74extern FILE *__new_tmpfile (void);
75extern FILE *__old_tmpfile (void);
76
77# define __need_size_t
78# include <stddef.h>
79
80# include <bits/types/wint_t.h>
81
82/* Generate a unique file name (and possibly open it). */
83extern int __path_search (char *__tmpl, size_t __tmpl_len,
84 const char *__dir, const char *__pfx,
85 int __try_tempdir) attribute_hidden;
86
87extern int __gen_tempname (char *__tmpl, int __suffixlen, int __flags,
88 int __kind) attribute_hidden;
89/* The __kind argument to __gen_tempname may be one of: */
90# define __GT_FILE 0 /* create a file */
91# define __GT_DIR 1 /* create a directory */
92# define __GT_NOCREATE 2 /* just find a name not currently in use */
93
94enum __libc_message_action
95{
96 do_message = 0, /* Print message. */
97 do_abort = 1 << 0, /* Abort. */
98 do_backtrace = 1 << 1 /* Backtrace. */
99};
100
101/* Print out MESSAGE (which should end with a newline) on the error output
102 and abort. */
103extern void __libc_fatal (const char *__message)
104 __attribute__ ((__noreturn__));
105extern void __libc_message (enum __libc_message_action action,
106 const char *__fnt, ...) attribute_hidden;
107extern void __fortify_fail (const char *msg) __attribute__ ((__noreturn__));
108extern void __fortify_fail_abort (_Bool, const char *msg)
109 __attribute__ ((__noreturn__)) attribute_hidden;
110libc_hidden_proto (__fortify_fail)
111libc_hidden_proto (__fortify_fail_abort)
112
113/* Acquire ownership of STREAM. */
114extern void __flockfile (FILE *__stream) attribute_hidden;
115
116/* Relinquish the ownership granted for STREAM. */
117extern void __funlockfile (FILE *__stream) attribute_hidden;
118
119/* Try to acquire ownership of STREAM but do not block if it is not
120 possible. */
121extern int __ftrylockfile (FILE *__stream);
122
123extern int __getc_unlocked (FILE *__fp) attribute_hidden;
124extern wint_t __getwc_unlocked (FILE *__fp);
125
126extern int __fxprintf (FILE *__fp, const char *__fmt, ...)
127 __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden;
128extern int __fxprintf_nocancel (FILE *__fp, const char *__fmt, ...)
129 __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden;
130int __vfxprintf (FILE *__fp, const char *__fmt, __gnuc_va_list)
131 attribute_hidden;
132
133/* Read the next line from FP into BUFFER, of LENGTH bytes. LINE will
134 include the line terminator and a NUL terminator. On success,
135 return the length of the line, including the line terminator, but
136 excluding the NUL termintor. On EOF, return zero and write a NUL
137 terminator. On error, return -1 and set errno. If the total byte
138 count (line and both terminators) exceeds LENGTH, return -1 and set
139 errno to ERANGE (but do not mark the stream as failed).
140
141 The behavior is undefined if FP is not seekable, or if the stream
142 is already in an error state. */
143ssize_t __libc_readline_unlocked (FILE *fp, char *buffer, size_t length);
144libc_hidden_proto (__libc_readline_unlocked);
145
146extern const char *const _sys_errlist_internal[] attribute_hidden;
147extern int _sys_nerr_internal attribute_hidden;
148
149libc_hidden_proto (__asprintf)
150# if IS_IN (libc)
151extern FILE *_IO_new_fopen (const char*, const char*);
152# define fopen(fname, mode) _IO_new_fopen (fname, mode)
153extern FILE *_IO_new_fdopen (int, const char*);
154# define fdopen(fd, mode) _IO_new_fdopen (fd, mode)
155extern int _IO_new_fclose (FILE*);
156# define fclose(fp) _IO_new_fclose (fp)
157extern int _IO_fputs (const char*, FILE*);
158libc_hidden_proto (_IO_fputs)
159/* The compiler may optimize calls to fprintf into calls to fputs.
160 Use libc_hidden_proto to ensure that those calls, not redirected by
161 the fputs macro, also do not go through the PLT. */
162libc_hidden_proto (fputs)
163# define fputs(str, fp) _IO_fputs (str, fp)
164extern int _IO_new_fsetpos (FILE *, const __fpos_t *);
165# define fsetpos(fp, posp) _IO_new_fsetpos (fp, posp)
166extern int _IO_new_fgetpos (FILE *, __fpos_t *);
167# define fgetpos(fp, posp) _IO_new_fgetpos (fp, posp)
168# endif
169
170libc_hidden_proto (dprintf)
171extern __typeof (dprintf) __dprintf
172 __attribute__ ((__format__ (__printf__, 2, 3)));
173libc_hidden_proto (__dprintf)
174libc_hidden_proto (fprintf)
175libc_hidden_proto (vfprintf)
176libc_hidden_proto (sprintf)
177libc_hidden_proto (sscanf)
178libc_hidden_proto (fwrite)
179libc_hidden_proto (perror)
180libc_hidden_proto (remove)
181libc_hidden_proto (rewind)
182libc_hidden_proto (fileno)
183extern __typeof (fileno) __fileno;
184libc_hidden_proto (__fileno)
185libc_hidden_proto (fwrite)
186libc_hidden_proto (fseek)
187extern __typeof (ftello) __ftello;
188libc_hidden_proto (__ftello)
189extern __typeof (fseeko64) __fseeko64;
190libc_hidden_proto (__fseeko64)
191extern __typeof (ftello64) __ftello64;
192libc_hidden_proto (__ftello64)
193libc_hidden_proto (fflush)
194libc_hidden_proto (fflush_unlocked)
195extern __typeof (fflush_unlocked) __fflush_unlocked;
196libc_hidden_proto (__fflush_unlocked)
197extern __typeof (fread_unlocked) __fread_unlocked;
198libc_hidden_proto (__fread_unlocked)
199libc_hidden_proto (fwrite_unlocked)
200libc_hidden_proto (fgets_unlocked)
201extern __typeof (fgets_unlocked) __fgets_unlocked;
202libc_hidden_proto (__fgets_unlocked)
203libc_hidden_proto (fputs_unlocked)
204extern __typeof (fputs_unlocked) __fputs_unlocked;
205libc_hidden_proto (__fputs_unlocked)
206libc_hidden_proto (feof_unlocked)
207extern __typeof (feof_unlocked) __feof_unlocked attribute_hidden;
208libc_hidden_proto (ferror_unlocked)
209extern __typeof (ferror_unlocked) __ferror_unlocked attribute_hidden;
210libc_hidden_proto (getc_unlocked)
211libc_hidden_proto (fputc_unlocked)
212libc_hidden_proto (putc_unlocked)
213extern __typeof (putc_unlocked) __putc_unlocked attribute_hidden;
214libc_hidden_proto (fmemopen)
215/* The prototype needs repeating instead of using __typeof to use
216 __THROW in C++ tests. */
217extern FILE *__open_memstream (char **, size_t *) __THROW __wur;
218libc_hidden_proto (__open_memstream)
219libc_hidden_proto (__libc_fatal)
220rtld_hidden_proto (__libc_fatal)
221libc_hidden_proto (__vsprintf_chk)
222libc_hidden_proto (__vsnprintf_chk)
223libc_hidden_proto (__vfprintf_chk)
224libc_hidden_proto (__vasprintf_chk)
225libc_hidden_proto (__vdprintf_chk)
226libc_hidden_proto (__obstack_vprintf_chk)
227
228extern FILE * __fmemopen (void *buf, size_t len, const char *mode);
229libc_hidden_proto (__fmemopen)
230
231extern int __gen_tempfd (int flags);
232libc_hidden_proto (__gen_tempfd)
233
234# ifdef __USE_EXTERN_INLINES
235__extern_inline int
236__NTH (__feof_unlocked (FILE *__stream))
237{
238 return __feof_unlocked_body (__stream);
239}
240
241__extern_inline int
242__NTH (__ferror_unlocked (FILE *__stream))
243{
244 return __ferror_unlocked_body (__stream);
245}
246
247__extern_inline int
248__getc_unlocked (FILE *__fp)
249{
250 return __getc_unlocked_body (__fp);
251}
252
253__extern_inline int
254__putc_unlocked (int __c, FILE *__stream)
255{
256 return __putc_unlocked_body (__c, __stream);
257}
258# endif
259
260extern __typeof (renameat) __renameat;
261libc_hidden_proto (__renameat)
262
263# endif /* not _ISOMAC */
264#endif /* stdio.h */
265