Open /etc/resolv.conf with FD_CLOEXEC
[glibc.git] / include / stdio.h
blob6b053b8aee4dd5a490dfede33e547bf86737729a
1 #ifndef _STDIO_H
2 # if defined __need_FILE || defined __need___FILE
3 # include <libio/stdio.h>
4 # else
5 # include <libio/stdio.h>
7 /* Now define the internal interfaces. */
8 extern int __fcloseall (void);
9 extern int __snprintf (char *__restrict __s, size_t __maxlen,
10 __const char *__restrict __format, ...)
11 __attribute__ ((__format__ (__printf__, 3, 4)));
12 extern int __vsnprintf (char *__restrict __s, size_t __maxlen,
13 __const char *__restrict __format, _G_va_list __arg)
14 __attribute__ ((__format__ (__printf__, 3, 0)));
15 extern int __vfscanf (FILE *__restrict __s,
16 __const char *__restrict __format,
17 _G_va_list __arg)
18 __attribute__ ((__format__ (__scanf__, 2, 0)));
19 libc_hidden_proto (__vfscanf)
20 extern int __vscanf (__const char *__restrict __format,
21 _G_va_list __arg)
22 __attribute__ ((__format__ (__scanf__, 1, 0)));
23 extern _IO_ssize_t __getline (char **__lineptr, size_t *__n,
24 FILE *__stream);
25 extern int __vsscanf (__const char *__restrict __s,
26 __const char *__restrict __format,
27 _G_va_list __arg)
28 __attribute__ ((__format__ (__scanf__, 2, 0)));
30 #ifndef __cplusplus
31 extern int __sprintf_chk (char *, int, size_t, const char *, ...) __THROW;
32 extern int __snprintf_chk (char *, size_t, int, size_t, const char *, ...)
33 __THROW;
34 extern int __vsprintf_chk (char *, int, size_t, const char *,
35 _G_va_list) __THROW;
36 extern int __vsnprintf_chk (char *, size_t, int, size_t, const char *,
37 _G_va_list) __THROW;
38 extern int __printf_chk (int, const char *, ...);
39 extern int __fprintf_chk (FILE *, int, const char *, ...);
40 extern int __vprintf_chk (int, const char *, _G_va_list);
41 extern int __vfprintf_chk (FILE *, int, const char *, _G_va_list);
42 extern char *__fgets_unlocked_chk (char *buf, size_t size, int n, FILE *fp);
43 extern char *__fgets_chk (char *buf, size_t size, int n, FILE *fp);
44 extern int __asprintf_chk (char **, int, const char *, ...) __THROW;
45 extern int __vasprintf_chk (char **, int, const char *, _G_va_list) __THROW;
46 extern int __dprintf_chk (int, int, const char *, ...);
47 extern int __vdprintf_chk (int, int, const char *, _G_va_list);
48 extern int __obstack_printf_chk (struct obstack *, int, const char *, ...)
49 __THROW;
50 extern int __obstack_vprintf_chk (struct obstack *, int, const char *,
51 _G_va_list) __THROW;
52 #endif
54 extern int __isoc99_fscanf (FILE *__restrict __stream,
55 __const char *__restrict __format, ...) __wur;
56 extern int __isoc99_scanf (__const char *__restrict __format, ...) __wur;
57 extern int __isoc99_sscanf (__const char *__restrict __s,
58 __const char *__restrict __format, ...) __THROW;
59 extern int __isoc99_vfscanf (FILE *__restrict __s,
60 __const char *__restrict __format,
61 _G_va_list __arg) __wur;
62 extern int __isoc99_vscanf (__const char *__restrict __format,
63 _G_va_list __arg) __wur;
64 extern int __isoc99_vsscanf (__const char *__restrict __s,
65 __const char *__restrict __format,
66 _G_va_list __arg) __THROW;
67 libc_hidden_proto (__isoc99_vsscanf)
68 libc_hidden_proto (__isoc99_vfscanf)
70 /* Prototypes for compatibility functions. */
71 extern FILE *__new_tmpfile (void);
72 extern FILE *__old_tmpfile (void);
76 # define __need_size_t
77 # include <stddef.h>
78 /* Generate a unique file name (and possibly open it). */
79 extern int __path_search (char *__tmpl, size_t __tmpl_len,
80 __const char *__dir, __const char *__pfx,
81 int __try_tempdir);
83 extern int __gen_tempname (char *__tmpl, int __suffixlen, int __flags,
84 int __kind);
85 /* The __kind argument to __gen_tempname may be one of: */
86 # define __GT_FILE 0 /* create a file */
87 # define __GT_DIR 1 /* create a directory */
88 # define __GT_NOCREATE 2 /* just find a name not currently in use */
90 /* Print out MESSAGE on the error output and abort. */
91 extern void __libc_fatal (__const char *__message)
92 __attribute__ ((__noreturn__));
93 extern void __libc_message (int do_abort, __const char *__fnt, ...);
94 extern void __fortify_fail (const char *msg)
95 __attribute__ ((__noreturn__)) internal_function;
96 libc_hidden_proto (__fortify_fail)
98 /* Acquire ownership of STREAM. */
99 extern void __flockfile (FILE *__stream);
101 /* Relinquish the ownership granted for STREAM. */
102 extern void __funlockfile (FILE *__stream);
104 /* Try to acquire ownership of STREAM but do not block if it is not
105 possible. */
106 extern int __ftrylockfile (FILE *__stream);
108 extern int __getc_unlocked (FILE *__fp);
109 extern wint_t __getwc_unlocked (FILE *__fp);
111 extern int __fxprintf (FILE *__fp, const char *__fmt, ...)
112 __attribute__ ((__format__ (__printf__, 2, 3)));
114 extern __const char *__const _sys_errlist_internal[] attribute_hidden;
115 extern int _sys_nerr_internal attribute_hidden;
117 extern int __asprintf_internal (char **__restrict __ptr,
118 __const char *__restrict __fmt, ...)
119 attribute_hidden __attribute__ ((__format__ (__printf__, 2, 3)));
120 # if !defined NOT_IN_libc && !defined _ISOMAC
121 # define __asprintf(ptr, fmt, args...) \
122 INTUSE(__asprintf) (ptr, fmt, ##args)
124 extern _IO_FILE *_IO_new_fopen (const char*, const char*);
125 # define fopen(fname, mode) _IO_new_fopen (fname, mode)
126 extern _IO_FILE *_IO_new_fdopen (int, const char*);
127 # define fdopen(fd, mode) _IO_new_fdopen (fd, mode)
128 extern int _IO_new_fclose (_IO_FILE*);
129 # define fclose(fp) _IO_new_fclose (fp)
130 extern int _IO_fputs (const char*, _IO_FILE*);
131 libc_hidden_proto (_IO_fputs)
132 # define fputs(str, fp) _IO_fputs (str, fp)
133 extern int _IO_new_fsetpos (_IO_FILE *, const _IO_fpos_t *);
134 # define fsetpos(fp, posp) _IO_new_fsetpos (fp, posp)
135 extern int _IO_new_fgetpos (_IO_FILE *, _IO_fpos_t *);
136 # define fgetpos(fp, posp) _IO_new_fgetpos (fp, posp)
137 # endif
139 libc_hidden_proto (dprintf)
140 libc_hidden_proto (fprintf)
141 libc_hidden_proto (vfprintf)
142 libc_hidden_proto (sprintf)
143 libc_hidden_proto (sscanf)
144 libc_hidden_proto (fwrite)
145 libc_hidden_proto (perror)
146 libc_hidden_proto (remove)
147 libc_hidden_proto (rewind)
148 libc_hidden_proto (fileno)
149 libc_hidden_proto (fwrite)
150 libc_hidden_proto (fseek)
151 libc_hidden_proto (ftello)
152 libc_hidden_proto (fflush)
153 libc_hidden_proto (fflush_unlocked)
154 libc_hidden_proto (fread_unlocked)
155 libc_hidden_proto (fwrite_unlocked)
156 libc_hidden_proto (fgets_unlocked)
157 libc_hidden_proto (fputs_unlocked)
158 libc_hidden_proto (fmemopen)
159 libc_hidden_proto (open_memstream)
160 libc_hidden_proto (__libc_fatal)
161 libc_hidden_proto (__vsprintf_chk)
162 libc_hidden_proto (__vsnprintf_chk)
163 libc_hidden_proto (__vfprintf_chk)
164 libc_hidden_proto (__vasprintf_chk)
165 libc_hidden_proto (__vdprintf_chk)
166 libc_hidden_proto (__obstack_vprintf_chk)
167 # endif
169 #endif