include/stdio.h

   1 #ifndef _STDIO_H
   2 # if defined __need_FILE || defined __need___FILE
   3 #  include <libio/stdio.h>
   4 # else
   5 #  include <libio/stdio.h>
   6
   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)));
  29
  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 #endif
  45
  46 extern int __isoc99_fscanf (FILE *__restrict __stream,
  47                             __const char *__restrict __format, ...) __wur;
  48 extern int __isoc99_scanf (__const char *__restrict __format, ...) __wur;
  49 extern int __isoc99_sscanf (__const char *__restrict __s,
  50                             __const char *__restrict __format, ...) __THROW;
  51 extern int __isoc99_vfscanf (FILE *__restrict __s,
  52                              __const char *__restrict __format,
  53                              _G_va_list __arg) __wur;
  54 extern int __isoc99_vscanf (__const char *__restrict __format,
  55                             _G_va_list __arg) __wur;
  56 extern int __isoc99_vsscanf (__const char *__restrict __s,
  57                              __const char *__restrict __format,
  58                              _G_va_list __arg) __THROW;
  59 libc_hidden_proto (__isoc99_vsscanf)
  60 libc_hidden_proto (__isoc99_vfscanf)
  61
  62 /* Prototypes for compatibility functions.  */
  63 extern FILE *__new_tmpfile (void);
  64 extern FILE *__old_tmpfile (void);
  65
  66
  67
  68 #  define __need_size_t
  69 #  include <stddef.h>
  70 /* Generate a unique file name (and possibly open it).  */
  71 extern int __path_search (char *__tmpl, size_t __tmpl_len,
  72                           __const char *__dir, __const char *__pfx,
  73                           int __try_tempdir);
  74
  75 extern int __gen_tempname (char *__tmpl, int __flags, int __kind);
  76 /* The __kind argument to __gen_tempname may be one of: */
  77 #  define __GT_FILE     0       /* create a file */
  78 #  define __GT_DIR      1       /* create a directory */
  79 #  define __GT_NOCREATE 2       /* just find a name not currently in use */
  80
  81 /* Print out MESSAGE on the error output and abort.  */
  82 extern void __libc_fatal (__const char *__message)
  83      __attribute__ ((__noreturn__));
  84 extern void __libc_message (int do_abort, __const char *__fnt, ...);
  85 extern void __fortify_fail (const char *msg) __attribute__ ((noreturn));
  86 libc_hidden_proto (__fortify_fail)
  87
  88 /* Acquire ownership of STREAM.  */
  89 extern void __flockfile (FILE *__stream);
  90
  91 /* Relinquish the ownership granted for STREAM.  */
  92 extern void __funlockfile (FILE *__stream);
  93
  94 /* Try to acquire ownership of STREAM but do not block if it is not
  95    possible.  */
  96 extern int __ftrylockfile (FILE *__stream);
  97
  98 extern int __getc_unlocked (FILE *__fp);
  99 extern wint_t __getwc_unlocked (FILE *__fp);
 100
 101 extern int __fxprintf (FILE *__fp, const char *__fmt, ...)
 102      __attribute__ ((__format__ (__printf__, 2, 3)));
 103
 104 extern __const char *__const _sys_errlist_internal[] attribute_hidden;
 105 extern int _sys_nerr_internal attribute_hidden;
 106
 107 extern int __asprintf_internal (char **__restrict __ptr,
 108                                 __const char *__restrict __fmt, ...)
 109      attribute_hidden __attribute__ ((__format__ (__printf__, 2, 3)));
 110 #  if !defined NOT_IN_libc && !defined _ISOMAC
 111 #    define __asprintf(ptr, fmt, args...) \
 112   INTUSE(__asprintf) (ptr, fmt, ##args)
 113
 114 extern _IO_FILE *_IO_new_fopen (const char*, const char*);
 115 #   define fopen(fname, mode) _IO_new_fopen (fname, mode)
 116 extern _IO_FILE *_IO_new_fdopen (int, const char*);
 117 #   define fdopen(fd, mode) _IO_new_fdopen (fd, mode)
 118 extern int _IO_new_fclose (_IO_FILE*);
 119 #   define fclose(fp) _IO_new_fclose (fp)
 120 extern int _IO_fputs (const char*, _IO_FILE*);
 121 libc_hidden_proto (_IO_fputs)
 122 #   define fputs(str, fp) _IO_fputs (str, fp)
 123 extern int _IO_new_fsetpos (_IO_FILE *, const _IO_fpos_t *);
 124 #   define fsetpos(fp, posp) _IO_new_fsetpos (fp, posp)
 125 extern int _IO_new_fgetpos (_IO_FILE *, _IO_fpos_t *);
 126 #   define fgetpos(fp, posp) _IO_new_fgetpos (fp, posp)
 127 #  endif
 128
 129 libc_hidden_proto (dprintf)
 130 libc_hidden_proto (fprintf)
 131 libc_hidden_proto (vfprintf)
 132 libc_hidden_proto (sprintf)
 133 libc_hidden_proto (sscanf)
 134 libc_hidden_proto (fwrite)
 135 libc_hidden_proto (perror)
 136 libc_hidden_proto (remove)
 137 libc_hidden_proto (rewind)
 138 libc_hidden_proto (fileno)
 139 libc_hidden_proto (fwrite)
 140 libc_hidden_proto (fseek)
 141 libc_hidden_proto (ftello)
 142 libc_hidden_proto (fflush_unlocked)
 143 libc_hidden_proto (fread_unlocked)
 144 libc_hidden_proto (fwrite_unlocked)
 145 libc_hidden_proto (fgets_unlocked)
 146 libc_hidden_proto (fputs_unlocked)
 147 libc_hidden_proto (open_memstream)
 148 libc_hidden_proto (__libc_fatal)
 149 libc_hidden_proto (__vsprintf_chk)
 150 libc_hidden_proto (__vsnprintf_chk)
 151 libc_hidden_proto (__vfprintf_chk)
 152
 153 #  if !defined NOT_IN_libc && defined SHARED && defined DO_VERSIONING \
 154   && !defined NO_HIDDEN
 155 /* Special gcc builtins.  */
 156 extern size_t __builtin_fwrite (const void *, size_t, size_t, void *)
 157      __asm ("__GI_fwrite");
 158 extern size_t __builtin_fwrite_unlocked (const void *, size_t, size_t, void *)
 159      __asm ("__GI_fwrite_unlocked");
 160
 161 #  endif
 162
 163 # endif
 164
 165 #endif