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 on the error output and abort. */
102extern void __libc_fatal (const char *__message)
103 __attribute__ ((__noreturn__));
104extern void __libc_message (enum __libc_message_action action,
105 const char *__fnt, ...) attribute_hidden;
106extern void __fortify_fail (const char *msg) __attribute__ ((__noreturn__));
107extern void __fortify_fail_abort (_Bool, const char *msg)
108 __attribute__ ((__noreturn__)) attribute_hidden;
109libc_hidden_proto (__fortify_fail)
110libc_hidden_proto (__fortify_fail_abort)
111
112/* Acquire ownership of STREAM. */
113extern void __flockfile (FILE *__stream) attribute_hidden;
114
115/* Relinquish the ownership granted for STREAM. */
116extern void __funlockfile (FILE *__stream) attribute_hidden;
117
118/* Try to acquire ownership of STREAM but do not block if it is not
119 possible. */
120extern int __ftrylockfile (FILE *__stream);
121
122extern int __getc_unlocked (FILE *__fp) attribute_hidden;
123extern wint_t __getwc_unlocked (FILE *__fp);
124
125extern int __fxprintf (FILE *__fp, const char *__fmt, ...)
126 __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden;
127extern int __fxprintf_nocancel (FILE *__fp, const char *__fmt, ...)
128 __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden;
129
130/* Read the next line from FP into BUFFER, of LENGTH bytes. LINE will
131 include the line terminator and a NUL terminator. On success,
132 return the length of the line, including the line terminator, but
133 excluding the NUL termintor. On EOF, return zero and write a NUL
134 terminator. On error, return -1 and set errno. If the total byte
135 count (line and both terminators) exceeds LENGTH, return -1 and set
136 errno to ERANGE (but do not mark the stream as failed).
137
138 The behavior is undefined if FP is not seekable, or if the stream
139 is already in an error state. */
140ssize_t __libc_readline_unlocked (FILE *fp, char *buffer, size_t length);
141libc_hidden_proto (__libc_readline_unlocked);
142
143extern const char *const _sys_errlist_internal[] attribute_hidden;
144extern int _sys_nerr_internal attribute_hidden;
145
146libc_hidden_proto (__asprintf)
147# if IS_IN (libc)
148extern FILE *_IO_new_fopen (const char*, const char*);
149# define fopen(fname, mode) _IO_new_fopen (fname, mode)
150extern FILE *_IO_new_fdopen (int, const char*);
151# define fdopen(fd, mode) _IO_new_fdopen (fd, mode)
152extern int _IO_new_fclose (FILE*);
153# define fclose(fp) _IO_new_fclose (fp)
154extern int _IO_fputs (const char*, FILE*);
155libc_hidden_proto (_IO_fputs)
156/* The compiler may optimize calls to fprintf into calls to fputs.
157 Use libc_hidden_proto to ensure that those calls, not redirected by
158 the fputs macro, also do not go through the PLT. */
159libc_hidden_proto (fputs)
160# define fputs(str, fp) _IO_fputs (str, fp)
161extern int _IO_new_fsetpos (FILE *, const __fpos_t *);
162# define fsetpos(fp, posp) _IO_new_fsetpos (fp, posp)
163extern int _IO_new_fgetpos (FILE *, __fpos_t *);
164# define fgetpos(fp, posp) _IO_new_fgetpos (fp, posp)
165# endif
166
167libc_hidden_proto (dprintf)
168extern __typeof (dprintf) __dprintf
169 __attribute__ ((__format__ (__printf__, 2, 3)));
170libc_hidden_proto (__dprintf)
171libc_hidden_proto (fprintf)
172libc_hidden_proto (vfprintf)
173libc_hidden_proto (sprintf)
174libc_hidden_proto (sscanf)
175libc_hidden_proto (fwrite)
176libc_hidden_proto (perror)
177libc_hidden_proto (remove)
178libc_hidden_proto (rewind)
179libc_hidden_proto (fileno)
180extern __typeof (fileno) __fileno;
181libc_hidden_proto (__fileno)
182libc_hidden_proto (fwrite)
183libc_hidden_proto (fseek)
184extern __typeof (ftello) __ftello;
185libc_hidden_proto (__ftello)
186extern __typeof (fseeko64) __fseeko64;
187libc_hidden_proto (__fseeko64)
188extern __typeof (ftello64) __ftello64;
189libc_hidden_proto (__ftello64)
190libc_hidden_proto (fflush)
191libc_hidden_proto (fflush_unlocked)
192extern __typeof (fflush_unlocked) __fflush_unlocked;
193libc_hidden_proto (__fflush_unlocked)
194extern __typeof (fread_unlocked) __fread_unlocked;
195libc_hidden_proto (__fread_unlocked)
196libc_hidden_proto (fwrite_unlocked)
197libc_hidden_proto (fgets_unlocked)
198extern __typeof (fgets_unlocked) __fgets_unlocked;
199libc_hidden_proto (__fgets_unlocked)
200libc_hidden_proto (fputs_unlocked)
201extern __typeof (fputs_unlocked) __fputs_unlocked;
202libc_hidden_proto (__fputs_unlocked)
203libc_hidden_proto (feof_unlocked)
204extern __typeof (feof_unlocked) __feof_unlocked attribute_hidden;
205libc_hidden_proto (ferror_unlocked)
206extern __typeof (ferror_unlocked) __ferror_unlocked attribute_hidden;
207libc_hidden_proto (getc_unlocked)
208libc_hidden_proto (fputc_unlocked)
209libc_hidden_proto (putc_unlocked)
210extern __typeof (putc_unlocked) __putc_unlocked attribute_hidden;
211libc_hidden_proto (fmemopen)
212/* The prototype needs repeating instead of using __typeof to use
213 __THROW in C++ tests. */
214extern FILE *__open_memstream (char **, size_t *) __THROW __wur;
215libc_hidden_proto (__open_memstream)
216libc_hidden_proto (__libc_fatal)
217rtld_hidden_proto (__libc_fatal)
218libc_hidden_proto (__vsprintf_chk)
219libc_hidden_proto (__vsnprintf_chk)
220libc_hidden_proto (__vfprintf_chk)
221libc_hidden_proto (__vasprintf_chk)
222libc_hidden_proto (__vdprintf_chk)
223libc_hidden_proto (__obstack_vprintf_chk)
224
225extern FILE * __fmemopen (void *buf, size_t len, const char *mode);
226libc_hidden_proto (__fmemopen)
227
228extern int __gen_tempfd (int flags);
229libc_hidden_proto (__gen_tempfd)
230
231# ifdef __USE_EXTERN_INLINES
232__extern_inline int
233__NTH (__feof_unlocked (FILE *__stream))
234{
235 return __feof_unlocked_body (__stream);
236}
237
238__extern_inline int
239__NTH (__ferror_unlocked (FILE *__stream))
240{
241 return __ferror_unlocked_body (__stream);
242}
243
244__extern_inline int
245__getc_unlocked (FILE *__fp)
246{
247 return __getc_unlocked_body (__fp);
248}
249
250__extern_inline int
251__putc_unlocked (int __c, FILE *__stream)
252{
253 return __putc_unlocked_body (__c, __stream);
254}
255# endif
256
257extern __typeof (renameat) __renameat;
258libc_hidden_proto (__renameat)
259
260# endif /* not _ISOMAC */
261#endif /* stdio.h */
262