include/stdio.h

   1 #ifndef _STDIO_H
   2 # if defined __need_FILE || defined __need___FILE
   3 #  ifdef USE_IN_LIBIO
   4 #   include <libio/stdio.h>
   5 #  else
   6 #   include <stdio/stdio.h>
   7 #  endif
   8 # else
   9 #  ifdef USE_IN_LIBIO
  10 #   include <libio/stdio.h>
  11
  12 /* Now define the internal interfaces.  */
  13 extern int __fcloseall (void);
  14 extern int __snprintf (char *__restrict __s, size_t __maxlen,
  15                        __const char *__restrict __format, ...)
  16      __attribute__ ((__format__ (__printf__, 3, 4)));
  17 extern int __vsnprintf (char *__restrict __s, size_t __maxlen,
  18                         __const char *__restrict __format, _G_va_list __arg)
  19      __attribute__ ((__format__ (__printf__, 3, 0)));
  20 extern int __vfscanf (FILE *__restrict __s,
  21                       __const char *__restrict __format,
  22                       _G_va_list __arg)
  23      __attribute__ ((__format__ (__scanf__, 2, 0)));
  24 extern int __vscanf (__const char *__restrict __format,
  25                      _G_va_list __arg)
  26      __attribute__ ((__format__ (__scanf__, 1, 0)));
  27 extern _IO_ssize_t __getline (char **__lineptr, size_t *__n,
  28                               FILE *__stream);
  29 extern int __vsscanf (__const char *__restrict __s,
  30                       __const char *__restrict __format,
  31                       _G_va_list __arg)
  32      __attribute__ ((__format__ (__scanf__, 2, 0)));
  33
  34 /* Prototypes for compatibility functions.  */
  35 extern FILE *__new_tmpfile (void);
  36 extern FILE *__old_tmpfile (void);
  37
  38
  39 #  else
  40 #   include <stdio/stdio.h>
  41 #  endif
  42
  43 #  define __need_size_t
  44 #  include <stddef.h>
  45 /* Generate a unique file name (and possibly open it).  */
  46 extern int __path_search (char *__tmpl, size_t __tmpl_len,
  47                           __const char *__dir, __const char *__pfx,
  48                           int __try_tempdir);
  49
  50 extern int __gen_tempname (char *__tmpl, int __kind);
  51 /* The __kind argument to __gen_tempname may be one of: */
  52 #  define __GT_FILE     0       /* create a file */
  53 #  define __GT_BIGFILE  1       /* create a file, using open64 */
  54 #  define __GT_DIR      2       /* create a directory */
  55 #  define __GT_NOCREATE 3       /* just find a name not currently in use */
  56
  57 /* Print out MESSAGE on the error output and abort.  */
  58 extern void __libc_fatal (__const char *__message)
  59      __attribute__ ((__noreturn__));
  60
  61 /* Acquire ownership of STREAM.  */
  62 extern void __flockfile (FILE *__stream);
  63
  64 /* Relinquish the ownership granted for STREAM.  */
  65 extern void __funlockfile (FILE *__stream);
  66
  67 /* Try to acquire ownership of STREAM but do not block if it is not
  68    possible.  */
  69 extern int __ftrylockfile (FILE *__stream);
  70
  71 extern int __getc_unlocked (FILE *__fp);
  72 #  ifdef USE_IN_LIBIO
  73 extern wint_t __getwc_unlocked (FILE *__fp);
  74 #  endif
  75
  76
  77 extern __const char *__const _sys_errlist_internal[] attribute_hidden;
  78 extern int _sys_nerr_internal attribute_hidden;
  79
  80 extern int __asprintf_internal (char **__restrict __ptr,
  81                                 __const char *__restrict __fmt, ...)
  82      attribute_hidden __attribute__ ((__format__ (__printf__, 2, 3)));
  83 #  ifndef NOT_IN_libc
  84 #    define __asprintf(ptr, fmt, args...) \
  85   INTUSE(__asprintf) (ptr, fmt, ##args)
  86 #  endif
  87
  88 # endif
  89
  90 #endif