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 | |
12 | extern int __fcloseall (void) attribute_hidden; |
13 | extern int __snprintf (char *__restrict __s, size_t __maxlen, |
14 | const char *__restrict __format, ...) |
15 | __attribute__ ((__format__ (__printf__, 3, 4))); |
16 | # if __LONG_DOUBLE_USES_FLOAT128 == 0 |
17 | libc_hidden_proto (__snprintf) |
18 | # endif |
19 | extern int __vfscanf (FILE *__restrict __s, |
20 | const char *__restrict __format, |
21 | __gnuc_va_list __arg) |
22 | __attribute__ ((__format__ (__scanf__, 2, 0))); |
23 | libc_hidden_proto (__vfscanf) |
24 | extern int __vscanf (const char *__restrict __format, |
25 | __gnuc_va_list __arg) |
26 | __attribute__ ((__format__ (__scanf__, 1, 0))); |
27 | extern __ssize_t __getline (char **__lineptr, size_t *__n, |
28 | FILE *__stream) attribute_hidden; |
29 | extern int __vsscanf (const char *__restrict __s, |
30 | const char *__restrict __format, |
31 | __gnuc_va_list __arg) |
32 | __attribute__ ((__format__ (__scanf__, 2, 0))); |
33 | |
34 | extern int __sprintf_chk (char *, int, size_t, const char *, ...) __THROW; |
35 | extern int __snprintf_chk (char *, size_t, int, size_t, const char *, ...) |
36 | __THROW; |
37 | extern int __vsprintf_chk (char *, int, size_t, const char *, |
38 | __gnuc_va_list) __THROW; |
39 | extern int __vsnprintf_chk (char *, size_t, int, size_t, const char *, |
40 | __gnuc_va_list) __THROW; |
41 | extern int __printf_chk (int, const char *, ...); |
42 | extern int __fprintf_chk (FILE *, int, const char *, ...); |
43 | extern int __vprintf_chk (int, const char *, __gnuc_va_list); |
44 | extern int __vfprintf_chk (FILE *, int, const char *, __gnuc_va_list); |
45 | extern char *__fgets_unlocked_chk (char *buf, size_t size, int n, FILE *fp); |
46 | extern char *__fgets_chk (char *buf, size_t size, int n, FILE *fp); |
47 | extern int __asprintf_chk (char **, int, const char *, ...) __THROW; |
48 | extern int __vasprintf_chk (char **, int, const char *, __gnuc_va_list) __THROW; |
49 | extern int __dprintf_chk (int, int, const char *, ...); |
50 | extern int __vdprintf_chk (int, int, const char *, __gnuc_va_list); |
51 | extern int __obstack_printf_chk (struct obstack *, int, const char *, ...) |
52 | __THROW; |
53 | extern int __obstack_vprintf_chk (struct obstack *, int, const char *, |
54 | __gnuc_va_list) __THROW; |
55 | |
56 | extern int __isoc99_fscanf (FILE *__restrict __stream, |
57 | const char *__restrict __format, ...) __wur; |
58 | extern int __isoc99_scanf (const char *__restrict __format, ...) __wur; |
59 | extern int __isoc99_sscanf (const char *__restrict __s, |
60 | const char *__restrict __format, ...) __THROW; |
61 | extern int __isoc99_vfscanf (FILE *__restrict __s, |
62 | const char *__restrict __format, |
63 | __gnuc_va_list __arg) __wur; |
64 | extern int __isoc99_vscanf (const char *__restrict __format, |
65 | __gnuc_va_list __arg) __wur; |
66 | extern int __isoc99_vsscanf (const char *__restrict __s, |
67 | const char *__restrict __format, |
68 | __gnuc_va_list __arg) __THROW; |
69 | libc_hidden_proto (__isoc99_sscanf) |
70 | libc_hidden_proto (__isoc99_vsscanf) |
71 | libc_hidden_proto (__isoc99_vfscanf) |
72 | |
73 | /* Internal uses of sscanf should call the C99-compliant version. |
74 | Unfortunately, symbol redirection is not transitive, so the |
75 | __REDIRECT in the public header does not link up with the above |
76 | libc_hidden_proto. Bridge the gap with a macro. */ |
77 | # if !__GLIBC_USE (DEPRECATED_SCANF) \ |
78 | && __LONG_DOUBLE_USES_FLOAT128 == 0 |
79 | # undef sscanf |
80 | # define sscanf __isoc99_sscanf |
81 | # endif |
82 | |
83 | /* Prototypes for compatibility functions. */ |
84 | extern FILE *__new_tmpfile (void); |
85 | extern FILE *__old_tmpfile (void); |
86 | |
87 | # define __need_size_t |
88 | # include <stddef.h> |
89 | |
90 | # include <bits/types/wint_t.h> |
91 | |
92 | /* Generate a unique file name (and possibly open it). */ |
93 | extern int __path_search (char *__tmpl, size_t __tmpl_len, |
94 | const char *__dir, const char *__pfx, |
95 | int __try_tempdir) attribute_hidden; |
96 | |
97 | extern int __gen_tempname (char *__tmpl, int __suffixlen, int __flags, |
98 | int __kind) attribute_hidden; |
99 | /* The __kind argument to __gen_tempname may be one of: */ |
100 | # define __GT_FILE 0 /* create a file */ |
101 | # define __GT_DIR 1 /* create a directory */ |
102 | # define __GT_NOCREATE 2 /* just find a name not currently in use */ |
103 | |
104 | enum __libc_message_action |
105 | { |
106 | do_message = 0, /* Print message. */ |
107 | do_abort = 1 << 0, /* Abort. */ |
108 | }; |
109 | |
110 | /* Print out MESSAGE (which should end with a newline) on the error output |
111 | and abort. */ |
112 | extern void __libc_fatal (const char *__message) |
113 | __attribute__ ((__noreturn__)); |
114 | extern void __libc_message (enum __libc_message_action action, |
115 | const char *__fnt, ...) attribute_hidden; |
116 | extern void __fortify_fail (const char *msg) __attribute__ ((__noreturn__)); |
117 | libc_hidden_proto (__fortify_fail) |
118 | |
119 | /* Acquire ownership of STREAM. */ |
120 | extern void __flockfile (FILE *__stream) attribute_hidden; |
121 | |
122 | /* Relinquish the ownership granted for STREAM. */ |
123 | extern void __funlockfile (FILE *__stream) attribute_hidden; |
124 | |
125 | /* Try to acquire ownership of STREAM but do not block if it is not |
126 | possible. */ |
127 | extern int __ftrylockfile (FILE *__stream); |
128 | |
129 | extern int __getc_unlocked (FILE *__fp) attribute_hidden; |
130 | extern wint_t __getwc_unlocked (FILE *__fp); |
131 | |
132 | extern int __fxprintf (FILE *__fp, const char *__fmt, ...) |
133 | __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden; |
134 | extern int __fxprintf_nocancel (FILE *__fp, const char *__fmt, ...) |
135 | __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden; |
136 | int __vfxprintf (FILE *__fp, const char *__fmt, __gnuc_va_list, |
137 | unsigned int) |
138 | attribute_hidden; |
139 | |
140 | /* Read the next line from FP into BUFFER, of LENGTH bytes. LINE will |
141 | include the line terminator and a NUL terminator. On success, |
142 | return the length of the line, including the line terminator, but |
143 | excluding the NUL termintor. On EOF, return zero and write a NUL |
144 | terminator. On error, return -1 and set errno. If the total byte |
145 | count (line and both terminators) exceeds LENGTH, return -1 and set |
146 | errno to ERANGE (but do not mark the stream as failed). |
147 | |
148 | The behavior is undefined if FP is not seekable, or if the stream |
149 | is already in an error state. */ |
150 | ssize_t __libc_readline_unlocked (FILE *fp, char *buffer, size_t length); |
151 | libc_hidden_proto (__libc_readline_unlocked); |
152 | |
153 | extern const char *const _sys_errlist_internal[] attribute_hidden; |
154 | extern int _sys_nerr_internal attribute_hidden; |
155 | |
156 | #if __LONG_DOUBLE_USES_FLOAT128 == 0 |
157 | libc_hidden_proto (__asprintf) |
158 | #endif |
159 | # if IS_IN (libc) |
160 | extern FILE *_IO_new_fopen (const char*, const char*); |
161 | # define fopen(fname, mode) _IO_new_fopen (fname, mode) |
162 | extern FILE *_IO_new_fdopen (int, const char*); |
163 | # define fdopen(fd, mode) _IO_new_fdopen (fd, mode) |
164 | extern int _IO_new_fclose (FILE*); |
165 | # define fclose(fp) _IO_new_fclose (fp) |
166 | extern int _IO_fputs (const char*, FILE*); |
167 | libc_hidden_proto (_IO_fputs) |
168 | /* The compiler may optimize calls to fprintf into calls to fputs. |
169 | Use libc_hidden_proto to ensure that those calls, not redirected by |
170 | the fputs macro, also do not go through the PLT. */ |
171 | libc_hidden_proto (fputs) |
172 | # define fputs(str, fp) _IO_fputs (str, fp) |
173 | extern int _IO_new_fsetpos (FILE *, const __fpos_t *); |
174 | # define fsetpos(fp, posp) _IO_new_fsetpos (fp, posp) |
175 | extern int _IO_new_fgetpos (FILE *, __fpos_t *); |
176 | # define fgetpos(fp, posp) _IO_new_fgetpos (fp, posp) |
177 | # endif |
178 | |
179 | extern __typeof (dprintf) __dprintf |
180 | __attribute__ ((__format__ (__printf__, 2, 3))); |
181 | libc_hidden_proto (__dprintf) |
182 | #if __LONG_DOUBLE_USES_FLOAT128 == 0 |
183 | libc_hidden_proto (dprintf) |
184 | libc_hidden_proto (fprintf) |
185 | libc_hidden_proto (vfprintf) |
186 | libc_hidden_proto (sprintf) |
187 | #endif |
188 | libc_hidden_proto (fwrite) |
189 | libc_hidden_proto (perror) |
190 | libc_hidden_proto (remove) |
191 | libc_hidden_proto (rewind) |
192 | libc_hidden_proto (fileno) |
193 | extern __typeof (fileno) __fileno; |
194 | libc_hidden_proto (__fileno) |
195 | libc_hidden_proto (fwrite) |
196 | libc_hidden_proto (fseek) |
197 | extern __typeof (ftello) __ftello; |
198 | libc_hidden_proto (__ftello) |
199 | extern __typeof (fseeko64) __fseeko64; |
200 | libc_hidden_proto (__fseeko64) |
201 | extern __typeof (ftello64) __ftello64; |
202 | libc_hidden_proto (__ftello64) |
203 | libc_hidden_proto (fflush) |
204 | libc_hidden_proto (fflush_unlocked) |
205 | extern __typeof (fflush_unlocked) __fflush_unlocked; |
206 | libc_hidden_proto (__fflush_unlocked) |
207 | extern __typeof (fread_unlocked) __fread_unlocked; |
208 | libc_hidden_proto (__fread_unlocked) |
209 | libc_hidden_proto (fwrite_unlocked) |
210 | libc_hidden_proto (fgets_unlocked) |
211 | extern __typeof (fgets_unlocked) __fgets_unlocked; |
212 | libc_hidden_proto (__fgets_unlocked) |
213 | libc_hidden_proto (fputs_unlocked) |
214 | extern __typeof (fputs_unlocked) __fputs_unlocked; |
215 | libc_hidden_proto (__fputs_unlocked) |
216 | libc_hidden_proto (feof_unlocked) |
217 | extern __typeof (feof_unlocked) __feof_unlocked attribute_hidden; |
218 | libc_hidden_proto (ferror_unlocked) |
219 | extern __typeof (ferror_unlocked) __ferror_unlocked attribute_hidden; |
220 | libc_hidden_proto (getc_unlocked) |
221 | libc_hidden_proto (fputc_unlocked) |
222 | libc_hidden_proto (putc_unlocked) |
223 | extern __typeof (putc_unlocked) __putc_unlocked attribute_hidden; |
224 | libc_hidden_proto (fmemopen) |
225 | /* The prototype needs repeating instead of using __typeof to use |
226 | __THROW in C++ tests. */ |
227 | extern FILE *__open_memstream (char **, size_t *) __THROW __wur; |
228 | libc_hidden_proto (__open_memstream) |
229 | libc_hidden_proto (__libc_fatal) |
230 | rtld_hidden_proto (__libc_fatal) |
231 | libc_hidden_proto (__vsprintf_chk) |
232 | |
233 | extern FILE * __fmemopen (void *buf, size_t len, const char *mode); |
234 | libc_hidden_proto (__fmemopen) |
235 | |
236 | extern int __gen_tempfd (int flags); |
237 | libc_hidden_proto (__gen_tempfd) |
238 | |
239 | # ifdef __USE_EXTERN_INLINES |
240 | __extern_inline int |
241 | __NTH (__feof_unlocked (FILE *__stream)) |
242 | { |
243 | return __feof_unlocked_body (__stream); |
244 | } |
245 | |
246 | __extern_inline int |
247 | __NTH (__ferror_unlocked (FILE *__stream)) |
248 | { |
249 | return __ferror_unlocked_body (__stream); |
250 | } |
251 | |
252 | __extern_inline int |
253 | __getc_unlocked (FILE *__fp) |
254 | { |
255 | return __getc_unlocked_body (__fp); |
256 | } |
257 | |
258 | __extern_inline int |
259 | __putc_unlocked (int __c, FILE *__stream) |
260 | { |
261 | return __putc_unlocked_body (__c, __stream); |
262 | } |
263 | # endif |
264 | |
265 | extern __typeof (renameat) __renameat; |
266 | libc_hidden_proto (__renameat) |
267 | extern __typeof (renameat2) __renameat2; |
268 | libc_hidden_proto (__renameat2) |
269 | |
270 | # endif /* not _ISOMAC */ |
271 | #endif /* stdio.h */ |
272 | |