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;
130
131/* Read the next line from FP into BUFFER, of LENGTH bytes. LINE will
132 include the line terminator and a NUL terminator. On success,
133 return the length of the line, including the line terminator, but
134 excluding the NUL termintor. On EOF, return zero and write a NUL
135 terminator. On error, return -1 and set errno. If the total byte
136 count (line and both terminators) exceeds LENGTH, return -1 and set
137 errno to ERANGE (but do not mark the stream as failed).
138
139 The behavior is undefined if FP is not seekable, or if the stream
140 is already in an error state. */
141ssize_t __libc_readline_unlocked (FILE *fp, char *buffer, size_t length);
142libc_hidden_proto (__libc_readline_unlocked);
143
144extern const char *const _sys_errlist_internal[] attribute_hidden;
145extern int _sys_nerr_internal attribute_hidden;
146
147libc_hidden_proto (__asprintf)
148# if IS_IN (libc)
149extern FILE *_IO_new_fopen (const char*, const char*);
150# define fopen(fname, mode) _IO_new_fopen (fname, mode)
151extern FILE *_IO_new_fdopen (int, const char*);
152# define fdopen(fd, mode) _IO_new_fdopen (fd, mode)
153extern int _IO_new_fclose (FILE*);
154# define fclose(fp) _IO_new_fclose (fp)
155extern int _IO_fputs (const char*, FILE*);
156libc_hidden_proto (_IO_fputs)
157/* The compiler may optimize calls to fprintf into calls to fputs.
158 Use libc_hidden_proto to ensure that those calls, not redirected by
159 the fputs macro, also do not go through the PLT. */
160libc_hidden_proto (fputs)
161# define fputs(str, fp) _IO_fputs (str, fp)
162extern int _IO_new_fsetpos (FILE *, const __fpos_t *);
163# define fsetpos(fp, posp) _IO_new_fsetpos (fp, posp)
164extern int _IO_new_fgetpos (FILE *, __fpos_t *);
165# define fgetpos(fp, posp) _IO_new_fgetpos (fp, posp)
166# endif
167
168libc_hidden_proto (dprintf)
169extern __typeof (dprintf) __dprintf
170 __attribute__ ((__format__ (__printf__, 2, 3)));
171libc_hidden_proto (__dprintf)
172libc_hidden_proto (fprintf)
173libc_hidden_proto (vfprintf)
174libc_hidden_proto (sprintf)
175libc_hidden_proto (sscanf)
176libc_hidden_proto (fwrite)
177libc_hidden_proto (perror)
178libc_hidden_proto (remove)
179libc_hidden_proto (rewind)
180libc_hidden_proto (fileno)
181extern __typeof (fileno) __fileno;
182libc_hidden_proto (__fileno)
183libc_hidden_proto (fwrite)
184libc_hidden_proto (fseek)
185extern __typeof (ftello) __ftello;
186libc_hidden_proto (__ftello)
187extern __typeof (fseeko64) __fseeko64;
188libc_hidden_proto (__fseeko64)
189extern __typeof (ftello64) __ftello64;
190libc_hidden_proto (__ftello64)
191libc_hidden_proto (fflush)
192libc_hidden_proto (fflush_unlocked)
193extern __typeof (fflush_unlocked) __fflush_unlocked;
194libc_hidden_proto (__fflush_unlocked)
195extern __typeof (fread_unlocked) __fread_unlocked;
196libc_hidden_proto (__fread_unlocked)
197libc_hidden_proto (fwrite_unlocked)
198libc_hidden_proto (fgets_unlocked)
199extern __typeof (fgets_unlocked) __fgets_unlocked;
200libc_hidden_proto (__fgets_unlocked)
201libc_hidden_proto (fputs_unlocked)
202extern __typeof (fputs_unlocked) __fputs_unlocked;
203libc_hidden_proto (__fputs_unlocked)
204libc_hidden_proto (feof_unlocked)
205extern __typeof (feof_unlocked) __feof_unlocked attribute_hidden;
206libc_hidden_proto (ferror_unlocked)
207extern __typeof (ferror_unlocked) __ferror_unlocked attribute_hidden;
208libc_hidden_proto (getc_unlocked)
209libc_hidden_proto (fputc_unlocked)
210libc_hidden_proto (putc_unlocked)
211extern __typeof (putc_unlocked) __putc_unlocked attribute_hidden;
212libc_hidden_proto (fmemopen)
213/* The prototype needs repeating instead of using __typeof to use
214 __THROW in C++ tests. */
215extern FILE *__open_memstream (char **, size_t *) __THROW __wur;
216libc_hidden_proto (__open_memstream)
217libc_hidden_proto (__libc_fatal)
218rtld_hidden_proto (__libc_fatal)
219libc_hidden_proto (__vsprintf_chk)
220libc_hidden_proto (__vsnprintf_chk)
221libc_hidden_proto (__vfprintf_chk)
222libc_hidden_proto (__vasprintf_chk)
223libc_hidden_proto (__vdprintf_chk)
224libc_hidden_proto (__obstack_vprintf_chk)
225
226extern FILE * __fmemopen (void *buf, size_t len, const char *mode);
227libc_hidden_proto (__fmemopen)
228
229extern int __gen_tempfd (int flags);
230libc_hidden_proto (__gen_tempfd)
231
232# ifdef __USE_EXTERN_INLINES
233__extern_inline int
234__NTH (__feof_unlocked (FILE *__stream))
235{
236 return __feof_unlocked_body (__stream);
237}
238
239__extern_inline int
240__NTH (__ferror_unlocked (FILE *__stream))
241{
242 return __ferror_unlocked_body (__stream);
243}
244
245__extern_inline int
246__getc_unlocked (FILE *__fp)
247{
248 return __getc_unlocked_body (__fp);
249}
250
251__extern_inline int
252__putc_unlocked (int __c, FILE *__stream)
253{
254 return __putc_unlocked_body (__c, __stream);
255}
256# endif
257
258extern __typeof (renameat) __renameat;
259libc_hidden_proto (__renameat)
260
261# endif /* not _ISOMAC */
262#endif /* stdio.h */
263