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[thirdparty/glibc.git] / include / stdio.h
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6796bc80 1#ifndef _STDIO_H
31341567 2# if defined __need_FILE || defined __need___FILE || defined _ISOMAC
848438d4 3# include <libio/stdio.h>
ab58d620 4# else
848438d4 5# include <libio/stdio.h>
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6
7/* Now define the internal interfaces. */
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8__BEGIN_DECLS
9
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10extern int __fcloseall (void);
11extern int __snprintf (char *__restrict __s, size_t __maxlen,
a784e502 12 const char *__restrict __format, ...)
bdbf022d 13 __attribute__ ((__format__ (__printf__, 3, 4)));
bd7f30a9 14extern int __vsnprintf (char *__restrict __s, size_t __maxlen,
a784e502 15 const char *__restrict __format, _G_va_list __arg)
bd7f30a9 16 __attribute__ ((__format__ (__printf__, 3, 0)));
aaa8d85c 17extern int __vfscanf (FILE *__restrict __s,
a784e502 18 const char *__restrict __format,
aaa8d85c 19 _G_va_list __arg)
bdbf022d 20 __attribute__ ((__format__ (__scanf__, 2, 0)));
a20d8dbe 21libc_hidden_proto (__vfscanf)
a784e502 22extern int __vscanf (const char *__restrict __format,
aaa8d85c 23 _G_va_list __arg)
bdbf022d 24 __attribute__ ((__format__ (__scanf__, 1, 0)));
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25extern _IO_ssize_t __getline (char **__lineptr, size_t *__n,
26 FILE *__stream);
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27extern int __vsscanf (const char *__restrict __s,
28 const char *__restrict __format,
aaa8d85c 29 _G_va_list __arg)
bfce746a 30 __attribute__ ((__format__ (__scanf__, 2, 0)));
bdbf022d 31
31341567 32# ifndef __cplusplus
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33extern int __sprintf_chk (char *, int, size_t, const char *, ...) __THROW;
34extern int __snprintf_chk (char *, size_t, int, size_t, const char *, ...)
35 __THROW;
36extern int __vsprintf_chk (char *, int, size_t, const char *,
37 _G_va_list) __THROW;
38extern int __vsnprintf_chk (char *, size_t, int, size_t, const char *,
39 _G_va_list) __THROW;
40extern int __printf_chk (int, const char *, ...);
41extern int __fprintf_chk (FILE *, int, const char *, ...);
42extern int __vprintf_chk (int, const char *, _G_va_list);
43extern int __vfprintf_chk (FILE *, int, const char *, _G_va_list);
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44extern char *__fgets_unlocked_chk (char *buf, size_t size, int n, FILE *fp);
45extern char *__fgets_chk (char *buf, size_t size, int n, FILE *fp);
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46extern int __asprintf_chk (char **, int, const char *, ...) __THROW;
47extern int __vasprintf_chk (char **, int, const char *, _G_va_list) __THROW;
48extern int __dprintf_chk (int, int, const char *, ...);
49extern int __vdprintf_chk (int, int, const char *, _G_va_list);
50extern int __obstack_printf_chk (struct obstack *, int, const char *, ...)
51 __THROW;
52extern int __obstack_vprintf_chk (struct obstack *, int, const char *,
53 _G_va_list) __THROW;
31341567 54# endif
b5cc329c 55
874aa523 56extern int __isoc99_fscanf (FILE *__restrict __stream,
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57 const char *__restrict __format, ...) __wur;
58extern int __isoc99_scanf (const char *__restrict __format, ...) __wur;
59extern int __isoc99_sscanf (const char *__restrict __s,
60 const char *__restrict __format, ...) __THROW;
874aa523 61extern int __isoc99_vfscanf (FILE *__restrict __s,
a784e502 62 const char *__restrict __format,
874aa523 63 _G_va_list __arg) __wur;
a784e502 64extern int __isoc99_vscanf (const char *__restrict __format,
874aa523 65 _G_va_list __arg) __wur;
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66extern int __isoc99_vsscanf (const char *__restrict __s,
67 const char *__restrict __format,
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68 _G_va_list __arg) __THROW;
69libc_hidden_proto (__isoc99_vsscanf)
70libc_hidden_proto (__isoc99_vfscanf)
71
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72/* Prototypes for compatibility functions. */
73extern FILE *__new_tmpfile (void);
74extern FILE *__old_tmpfile (void);
75
76
992af677 77
ab58d620 78# define __need_size_t
330fadfc 79# define __need_wint_t
ab58d620 80# include <stddef.h>
992af677 81/* Generate a unique file name (and possibly open it). */
aaa8d85c 82extern int __path_search (char *__tmpl, size_t __tmpl_len,
a784e502 83 const char *__dir, const char *__pfx,
aaa8d85c 84 int __try_tempdir);
992af677 85
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86extern int __gen_tempname (char *__tmpl, int __suffixlen, int __flags,
87 int __kind);
2e65ca2b 88/* The __kind argument to __gen_tempname may be one of: */
ab58d620 89# define __GT_FILE 0 /* create a file */
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90# define __GT_DIR 1 /* create a directory */
91# define __GT_NOCREATE 2 /* just find a name not currently in use */
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92
93/* Print out MESSAGE on the error output and abort. */
a784e502 94extern void __libc_fatal (const char *__message)
992af677 95 __attribute__ ((__noreturn__));
a784e502 96extern void __libc_message (int do_abort, const char *__fnt, ...);
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97extern void __fortify_fail (const char *msg)
98 __attribute__ ((__noreturn__)) internal_function;
3a50811c 99libc_hidden_proto (__fortify_fail)
992af677 100
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101/* Acquire ownership of STREAM. */
102extern void __flockfile (FILE *__stream);
103
104/* Relinquish the ownership granted for STREAM. */
105extern void __funlockfile (FILE *__stream);
d1646309 106
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107/* Try to acquire ownership of STREAM but do not block if it is not
108 possible. */
109extern int __ftrylockfile (FILE *__stream);
110
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111extern int __getc_unlocked (FILE *__fp);
112extern wint_t __getwc_unlocked (FILE *__fp);
113
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114extern int __fxprintf (FILE *__fp, const char *__fmt, ...)
115 __attribute__ ((__format__ (__printf__, 2, 3)));
03bac9ac 116
a784e502 117extern const char *const _sys_errlist_internal[] attribute_hidden;
1897bc3f 118extern int _sys_nerr_internal attribute_hidden;
77fe0b9c 119
d18ea0c5 120libc_hidden_proto (__asprintf)
4f41c682 121# if IS_IN (libc)
79937577 122extern _IO_FILE *_IO_new_fopen (const char*, const char*);
3ba06713 123# define fopen(fname, mode) _IO_new_fopen (fname, mode)
79937577 124extern _IO_FILE *_IO_new_fdopen (int, const char*);
3ba06713 125# define fdopen(fd, mode) _IO_new_fdopen (fd, mode)
79937577 126extern int _IO_new_fclose (_IO_FILE*);
3ba06713 127# define fclose(fp) _IO_new_fclose (fp)
79937577 128extern int _IO_fputs (const char*, _IO_FILE*);
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129libc_hidden_proto (_IO_fputs)
130# define fputs(str, fp) _IO_fputs (str, fp)
79937577 131extern int _IO_new_fsetpos (_IO_FILE *, const _IO_fpos_t *);
3ba06713 132# define fsetpos(fp, posp) _IO_new_fsetpos (fp, posp)
79937577 133extern int _IO_new_fgetpos (_IO_FILE *, _IO_fpos_t *);
3ba06713 134# define fgetpos(fp, posp) _IO_new_fgetpos (fp, posp)
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135# endif
136
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137libc_hidden_proto (dprintf)
138libc_hidden_proto (fprintf)
139libc_hidden_proto (vfprintf)
140libc_hidden_proto (sprintf)
141libc_hidden_proto (sscanf)
142libc_hidden_proto (fwrite)
143libc_hidden_proto (perror)
144libc_hidden_proto (remove)
145libc_hidden_proto (rewind)
3ba06713 146libc_hidden_proto (fileno)
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147extern __typeof (fileno) __fileno;
148libc_hidden_proto (__fileno)
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149libc_hidden_proto (fwrite)
150libc_hidden_proto (fseek)
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151extern __typeof (ftello) __ftello;
152libc_hidden_proto (__ftello)
5182cbc5 153libc_hidden_proto (fflush)
3ba06713 154libc_hidden_proto (fflush_unlocked)
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155extern __typeof (fread_unlocked) __fread_unlocked;
156libc_hidden_proto (__fread_unlocked)
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157libc_hidden_proto (fwrite_unlocked)
158libc_hidden_proto (fgets_unlocked)
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159extern __typeof (fgets_unlocked) __fgets_unlocked;
160libc_hidden_proto (__fgets_unlocked)
3ba06713 161libc_hidden_proto (fputs_unlocked)
a99e59d7 162libc_hidden_proto (fmemopen)
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163/* The prototype needs repeating instead of using __typeof to use
164 __THROW in C++. */
165extern FILE *__open_memstream (char **, size_t *) __THROW __wur;
166libc_hidden_proto (__open_memstream)
9d79e037 167libc_hidden_proto (__libc_fatal)
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168libc_hidden_proto (__vsprintf_chk)
169libc_hidden_proto (__vsnprintf_chk)
a7c684a2 170libc_hidden_proto (__vfprintf_chk)
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171libc_hidden_proto (__vasprintf_chk)
172libc_hidden_proto (__vdprintf_chk)
173libc_hidden_proto (__obstack_vprintf_chk)
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174
175/* The <stdio.h> header does not include the declaration for gets
176 anymore when compiling with _GNU_SOURCE. Provide a copy here. */
177extern char *gets (char *__s);
178# if __USE_FORTIFY_LEVEL > 0
179extern char *__gets_chk (char *__str, size_t) __wur;
180extern char *__REDIRECT (__gets_warn, (char *__str), gets)
181 __wur __warnattr ("please use fgets or getline instead, gets can't "
182 "specify buffer size");
183
5ac3ea17 184__fortify_function __wur char *
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185gets (char *__str)
186{
187 if (__bos (__str) != (size_t) -1)
188 return __gets_chk (__str, __bos (__str));
189 return __gets_warn (__str);
190}
191# endif
192
193__END_DECLS
ab58d620 194# endif
60876a75 195
6796bc80 196#endif