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 extern int __sprintf_chk (char *, int, size_t, const char *, ...) __THROW;
  31 extern int __snprintf_chk (char *, size_t, int, size_t, const char *, ...)
  32      __THROW;
  33 extern int __vsprintf_chk (char *, int, size_t, const char *,
  34                            _G_va_list) __THROW;
  35 extern int __vsnprintf_chk (char *, size_t, int, size_t, const char *,
  36                             _G_va_list) __THROW;
  37 extern int __printf_chk (int, const char *, ...);
  38 extern int __fprintf_chk (FILE *, int, const char *, ...);
  39 extern int __vprintf_chk (int, const char *, _G_va_list);
  40 extern int __vfprintf_chk (FILE *, int, const char *, _G_va_list);
  41 extern char *__fgets_unlocked_chk (char *buf, size_t size, int n, FILE *fp);
  42 extern char *__fgets_chk (char *buf, size_t size, int n, FILE *fp);
  43
  44 /* Prototypes for compatibility functions.  */
  45 extern FILE *__new_tmpfile (void);
  46 extern FILE *__old_tmpfile (void);
  47
  48
  49
  50 #  define __need_size_t
  51 #  include <stddef.h>
  52 /* Generate a unique file name (and possibly open it).  */
  53 extern int __path_search (char *__tmpl, size_t __tmpl_len,
  54                           __const char *__dir, __const char *__pfx,
  55                           int __try_tempdir);
  56
  57 extern int __gen_tempname (char *__tmpl, int __kind);
  58 /* The __kind argument to __gen_tempname may be one of: */
  59 #  define __GT_FILE     0       /* create a file */
  60 #  define __GT_BIGFILE  1       /* create a file, using open64 */
  61 #  define __GT_DIR      2       /* create a directory */
  62 #  define __GT_NOCREATE 3       /* just find a name not currently in use */
  63
  64 /* Print out MESSAGE on the error output and abort.  */
  65 extern void __libc_fatal (__const char *__message)
  66      __attribute__ ((__noreturn__));
  67 extern void __libc_message (int do_abort, __const char *__fnt, ...);
  68
  69 /* Acquire ownership of STREAM.  */
  70 extern void __flockfile (FILE *__stream);
  71
  72 /* Relinquish the ownership granted for STREAM.  */
  73 extern void __funlockfile (FILE *__stream);
  74
  75 /* Try to acquire ownership of STREAM but do not block if it is not
  76    possible.  */
  77 extern int __ftrylockfile (FILE *__stream);
  78
  79 extern int __getc_unlocked (FILE *__fp);
  80 extern wint_t __getwc_unlocked (FILE *__fp);
  81
  82 extern int __fxprintf (FILE *__fp, const char *__fmt, ...)
  83      __attribute__ ((__format__ (__printf__, 2, 3)));
  84
  85 extern __const char *__const _sys_errlist_internal[] attribute_hidden;
  86 extern int _sys_nerr_internal attribute_hidden;
  87
  88 extern int __asprintf_internal (char **__restrict __ptr,
  89                                 __const char *__restrict __fmt, ...)
  90      attribute_hidden __attribute__ ((__format__ (__printf__, 2, 3)));
  91 #  if !defined NOT_IN_libc && !defined _ISOMAC
  92 #    define __asprintf(ptr, fmt, args...) \
  93   INTUSE(__asprintf) (ptr, fmt, ##args)
  94
  95 extern _IO_FILE *_IO_new_fopen (const char*, const char*);
  96 #   define fopen(fname, mode) _IO_new_fopen (fname, mode)
  97 extern _IO_FILE *_IO_new_fdopen (int, const char*);
  98 #   define fdopen(fd, mode) _IO_new_fdopen (fd, mode)
  99 extern int _IO_new_fclose (_IO_FILE*);
 100 #   define fclose(fp) _IO_new_fclose (fp)
 101 extern int _IO_fputs (const char*, _IO_FILE*);
 102 libc_hidden_proto (_IO_fputs)
 103 #   define fputs(str, fp) _IO_fputs (str, fp)
 104 extern int _IO_new_fsetpos (_IO_FILE *, const _IO_fpos_t *);
 105 #   define fsetpos(fp, posp) _IO_new_fsetpos (fp, posp)
 106 extern int _IO_new_fgetpos (_IO_FILE *, _IO_fpos_t *);
 107 #   define fgetpos(fp, posp) _IO_new_fgetpos (fp, posp)
 108 #  endif
 109
 110 libc_hidden_proto (dprintf)
 111 libc_hidden_proto (fprintf)
 112 libc_hidden_proto (vfprintf)
 113 libc_hidden_proto (sprintf)
 114 libc_hidden_proto (sscanf)
 115 libc_hidden_proto (fwrite)
 116 libc_hidden_proto (perror)
 117 libc_hidden_proto (remove)
 118 libc_hidden_proto (rewind)
 119 libc_hidden_proto (fileno)
 120 libc_hidden_proto (fwrite)
 121 libc_hidden_proto (fseek)
 122 libc_hidden_proto (fflush_unlocked)
 123 libc_hidden_proto (fread_unlocked)
 124 libc_hidden_proto (fwrite_unlocked)
 125 libc_hidden_proto (fgets_unlocked)
 126 libc_hidden_proto (fputs_unlocked)
 127 libc_hidden_proto (open_memstream)
 128 libc_hidden_proto (__libc_fatal)
 129 libc_hidden_proto (__vsprintf_chk)
 130 libc_hidden_proto (__vsnprintf_chk)
 131 libc_hidden_proto (__vfprintf_chk)
 132
 133 #  if !defined NOT_IN_libc && defined SHARED && defined DO_VERSIONING \
 134   && defined HAVE_VISIBILITY_ATTRIBUTE && !defined HAVE_BROKEN_ALIAS_ATTRIBUTE\
 135   && !defined NO_HIDDEN
 136 /* Special gcc builtins.  */
 137 extern size_t __builtin_fwrite (const void *, size_t, size_t, void *)
 138      __asm ("__GI_fwrite");
 139 extern size_t __builtin_fwrite_unlocked (const void *, size_t, size_t, void *)
 140      __asm ("__GI_fwrite_unlocked");
 141
 142 #  endif
 143
 144 # endif
 145
 146 #endif