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