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-rw-r--r--include/stdio.h178
1 files changed, 116 insertions, 62 deletions
diff --git a/include/stdio.h b/include/stdio.h
index 1ffbc40b3d..9162d4e247 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -1,57 +1,58 @@
#ifndef _STDIO_H
-# if defined __need_FILE || defined __need___FILE || defined _ISOMAC
-# include <libio/stdio.h>
-# else
-# include <libio/stdio.h>
+# if !defined _ISOMAC && defined _IO_MTSAFE_IO
+# include <stdio-lock.h>
+# endif
+# include <libio/stdio.h>
+# ifndef _ISOMAC
+# define _LIBC_STDIO_H 1
+# include <libio/libio.h>
/* Now define the internal interfaces. */
-__BEGIN_DECLS
-extern int __fcloseall (void);
+extern int __fcloseall (void) attribute_hidden;
extern int __snprintf (char *__restrict __s, size_t __maxlen,
const char *__restrict __format, ...)
__attribute__ ((__format__ (__printf__, 3, 4)));
+libc_hidden_proto (__snprintf)
extern int __vsnprintf (char *__restrict __s, size_t __maxlen,
- const char *__restrict __format, _G_va_list __arg)
+ const char *__restrict __format, __gnuc_va_list __arg)
__attribute__ ((__format__ (__printf__, 3, 0)));
extern int __vfscanf (FILE *__restrict __s,
const char *__restrict __format,
- _G_va_list __arg)
+ __gnuc_va_list __arg)
__attribute__ ((__format__ (__scanf__, 2, 0)));
libc_hidden_proto (__vfscanf)
extern int __vscanf (const char *__restrict __format,
- _G_va_list __arg)
+ __gnuc_va_list __arg)
__attribute__ ((__format__ (__scanf__, 1, 0)));
-extern _IO_ssize_t __getline (char **__lineptr, size_t *__n,
- FILE *__stream);
+extern __ssize_t __getline (char **__lineptr, size_t *__n,
+ FILE *__stream) attribute_hidden;
extern int __vsscanf (const char *__restrict __s,
const char *__restrict __format,
- _G_va_list __arg)
+ __gnuc_va_list __arg)
__attribute__ ((__format__ (__scanf__, 2, 0)));
-# ifndef __cplusplus
extern int __sprintf_chk (char *, int, size_t, const char *, ...) __THROW;
extern int __snprintf_chk (char *, size_t, int, size_t, const char *, ...)
__THROW;
extern int __vsprintf_chk (char *, int, size_t, const char *,
- _G_va_list) __THROW;
+ __gnuc_va_list) __THROW;
extern int __vsnprintf_chk (char *, size_t, int, size_t, const char *,
- _G_va_list) __THROW;
+ __gnuc_va_list) __THROW;
extern int __printf_chk (int, const char *, ...);
extern int __fprintf_chk (FILE *, int, const char *, ...);
-extern int __vprintf_chk (int, const char *, _G_va_list);
-extern int __vfprintf_chk (FILE *, int, const char *, _G_va_list);
+extern int __vprintf_chk (int, const char *, __gnuc_va_list);
+extern int __vfprintf_chk (FILE *, int, const char *, __gnuc_va_list);
extern char *__fgets_unlocked_chk (char *buf, size_t size, int n, FILE *fp);
extern char *__fgets_chk (char *buf, size_t size, int n, FILE *fp);
extern int __asprintf_chk (char **, int, const char *, ...) __THROW;
-extern int __vasprintf_chk (char **, int, const char *, _G_va_list) __THROW;
+extern int __vasprintf_chk (char **, int, const char *, __gnuc_va_list) __THROW;
extern int __dprintf_chk (int, int, const char *, ...);
-extern int __vdprintf_chk (int, int, const char *, _G_va_list);
+extern int __vdprintf_chk (int, int, const char *, __gnuc_va_list);
extern int __obstack_printf_chk (struct obstack *, int, const char *, ...)
__THROW;
extern int __obstack_vprintf_chk (struct obstack *, int, const char *,
- _G_va_list) __THROW;
-# endif
+ __gnuc_va_list) __THROW;
extern int __isoc99_fscanf (FILE *__restrict __stream,
const char *__restrict __format, ...) __wur;
@@ -60,12 +61,12 @@ extern int __isoc99_sscanf (const char *__restrict __s,
const char *__restrict __format, ...) __THROW;
extern int __isoc99_vfscanf (FILE *__restrict __s,
const char *__restrict __format,
- _G_va_list __arg) __wur;
+ __gnuc_va_list __arg) __wur;
extern int __isoc99_vscanf (const char *__restrict __format,
- _G_va_list __arg) __wur;
+ __gnuc_va_list __arg) __wur;
extern int __isoc99_vsscanf (const char *__restrict __s,
const char *__restrict __format,
- _G_va_list __arg) __THROW;
+ __gnuc_va_list __arg) __THROW;
libc_hidden_proto (__isoc99_vsscanf)
libc_hidden_proto (__isoc99_vfscanf)
@@ -73,64 +74,93 @@ libc_hidden_proto (__isoc99_vfscanf)
extern FILE *__new_tmpfile (void);
extern FILE *__old_tmpfile (void);
-
-
# define __need_size_t
-# define __need_wint_t
# include <stddef.h>
+
+# include <bits/types/wint_t.h>
+
/* Generate a unique file name (and possibly open it). */
extern int __path_search (char *__tmpl, size_t __tmpl_len,
const char *__dir, const char *__pfx,
- int __try_tempdir);
+ int __try_tempdir) attribute_hidden;
extern int __gen_tempname (char *__tmpl, int __suffixlen, int __flags,
- int __kind);
+ int __kind) attribute_hidden;
/* The __kind argument to __gen_tempname may be one of: */
# define __GT_FILE 0 /* create a file */
# define __GT_DIR 1 /* create a directory */
# define __GT_NOCREATE 2 /* just find a name not currently in use */
+enum __libc_message_action
+{
+ do_message = 0, /* Print message. */
+ do_abort = 1 << 0, /* Abort. */
+ do_backtrace = 1 << 1 /* Backtrace. */
+};
+
/* Print out MESSAGE on the error output and abort. */
extern void __libc_fatal (const char *__message)
__attribute__ ((__noreturn__));
-extern void __libc_message (int do_abort, const char *__fnt, ...);
-extern void __fortify_fail (const char *msg)
- __attribute__ ((__noreturn__)) internal_function;
+extern void __libc_message (enum __libc_message_action action,
+ const char *__fnt, ...) attribute_hidden;
+extern void __fortify_fail (const char *msg) __attribute__ ((__noreturn__));
+extern void __fortify_fail_abort (_Bool, const char *msg)
+ __attribute__ ((__noreturn__)) attribute_hidden;
libc_hidden_proto (__fortify_fail)
+libc_hidden_proto (__fortify_fail_abort)
/* Acquire ownership of STREAM. */
-extern void __flockfile (FILE *__stream);
+extern void __flockfile (FILE *__stream) attribute_hidden;
/* Relinquish the ownership granted for STREAM. */
-extern void __funlockfile (FILE *__stream);
+extern void __funlockfile (FILE *__stream) attribute_hidden;
/* Try to acquire ownership of STREAM but do not block if it is not
possible. */
extern int __ftrylockfile (FILE *__stream);
-extern int __getc_unlocked (FILE *__fp);
+extern int __getc_unlocked (FILE *__fp) attribute_hidden;
extern wint_t __getwc_unlocked (FILE *__fp);
extern int __fxprintf (FILE *__fp, const char *__fmt, ...)
- __attribute__ ((__format__ (__printf__, 2, 3)));
+ __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden;
+extern int __fxprintf_nocancel (FILE *__fp, const char *__fmt, ...)
+ __attribute__ ((__format__ (__printf__, 2, 3))) attribute_hidden;
+
+/* Read the next line from FP into BUFFER, of LENGTH bytes. LINE will
+ include the line terminator and a NUL terminator. On success,
+ return the length of the line, including the line terminator, but
+ excluding the NUL termintor. On EOF, return zero and write a NUL
+ terminator. On error, return -1 and set errno. If the total byte
+ count (line and both terminators) exceeds LENGTH, return -1 and set
+ errno to ERANGE (but do not mark the stream as failed).
+
+ The behavior is undefined if FP is not seekable, or if the stream
+ is already in an error state. */
+ssize_t __libc_readline_unlocked (FILE *fp, char *buffer, size_t length);
+libc_hidden_proto (__libc_readline_unlocked);
extern const char *const _sys_errlist_internal[] attribute_hidden;
extern int _sys_nerr_internal attribute_hidden;
libc_hidden_proto (__asprintf)
# if IS_IN (libc)
-extern _IO_FILE *_IO_new_fopen (const char*, const char*);
+extern FILE *_IO_new_fopen (const char*, const char*);
# define fopen(fname, mode) _IO_new_fopen (fname, mode)
-extern _IO_FILE *_IO_new_fdopen (int, const char*);
+extern FILE *_IO_new_fdopen (int, const char*);
# define fdopen(fd, mode) _IO_new_fdopen (fd, mode)
-extern int _IO_new_fclose (_IO_FILE*);
+extern int _IO_new_fclose (FILE*);
# define fclose(fp) _IO_new_fclose (fp)
-extern int _IO_fputs (const char*, _IO_FILE*);
+extern int _IO_fputs (const char*, FILE*);
libc_hidden_proto (_IO_fputs)
+/* The compiler may optimize calls to fprintf into calls to fputs.
+ Use libc_hidden_proto to ensure that those calls, not redirected by
+ the fputs macro, also do not go through the PLT. */
+libc_hidden_proto (fputs)
# define fputs(str, fp) _IO_fputs (str, fp)
-extern int _IO_new_fsetpos (_IO_FILE *, const _IO_fpos_t *);
+extern int _IO_new_fsetpos (FILE *, const __fpos_t *);
# define fsetpos(fp, posp) _IO_new_fsetpos (fp, posp)
-extern int _IO_new_fgetpos (_IO_FILE *, _IO_fpos_t *);
+extern int _IO_new_fgetpos (FILE *, __fpos_t *);
# define fgetpos(fp, posp) _IO_new_fgetpos (fp, posp)
# endif
@@ -153,6 +183,10 @@ libc_hidden_proto (fwrite)
libc_hidden_proto (fseek)
extern __typeof (ftello) __ftello;
libc_hidden_proto (__ftello)
+extern __typeof (fseeko64) __fseeko64;
+libc_hidden_proto (__fseeko64)
+extern __typeof (ftello64) __ftello64;
+libc_hidden_proto (__ftello64)
libc_hidden_proto (fflush)
libc_hidden_proto (fflush_unlocked)
extern __typeof (fflush_unlocked) __fflush_unlocked;
@@ -166,6 +200,14 @@ libc_hidden_proto (__fgets_unlocked)
libc_hidden_proto (fputs_unlocked)
extern __typeof (fputs_unlocked) __fputs_unlocked;
libc_hidden_proto (__fputs_unlocked)
+libc_hidden_proto (feof_unlocked)
+extern __typeof (feof_unlocked) __feof_unlocked attribute_hidden;
+libc_hidden_proto (ferror_unlocked)
+extern __typeof (ferror_unlocked) __ferror_unlocked attribute_hidden;
+libc_hidden_proto (getc_unlocked)
+libc_hidden_proto (fputc_unlocked)
+libc_hidden_proto (putc_unlocked)
+extern __typeof (putc_unlocked) __putc_unlocked attribute_hidden;
libc_hidden_proto (fmemopen)
/* The prototype needs repeating instead of using __typeof to use
__THROW in C++ tests. */
@@ -180,28 +222,40 @@ libc_hidden_proto (__vasprintf_chk)
libc_hidden_proto (__vdprintf_chk)
libc_hidden_proto (__obstack_vprintf_chk)
-/* The <stdio.h> header does not include the declaration for gets
- anymore when compiling with _GNU_SOURCE. Provide a copy here. */
-extern char *gets (char *__s);
-# if __USE_FORTIFY_LEVEL > 0
-extern char *__gets_chk (char *__str, size_t) __wur;
-extern char *__REDIRECT (__gets_warn, (char *__str), gets)
- __wur __warnattr ("please use fgets or getline instead, gets can't "
- "specify buffer size");
-
-__fortify_function __wur char *
-gets (char *__str)
+extern FILE * __fmemopen (void *buf, size_t len, const char *mode);
+libc_hidden_proto (__fmemopen)
+
+extern int __gen_tempfd (int flags);
+libc_hidden_proto (__gen_tempfd)
+
+# ifdef __USE_EXTERN_INLINES
+__extern_inline int
+__NTH (__feof_unlocked (FILE *__stream))
{
- if (__bos (__str) != (size_t) -1)
- return __gets_chk (__str, __bos (__str));
- return __gets_warn (__str);
+ return __feof_unlocked_body (__stream);
}
-# endif
-extern FILE * __fmemopen (void *buf, size_t len, const char *mode);
-libc_hidden_proto (__fmemopen)
+__extern_inline int
+__NTH (__ferror_unlocked (FILE *__stream))
+{
+ return __ferror_unlocked_body (__stream);
+}
-__END_DECLS
-# endif
+__extern_inline int
+__getc_unlocked (FILE *__fp)
+{
+ return __getc_unlocked_body (__fp);
+}
+
+__extern_inline int
+__putc_unlocked (int __c, FILE *__stream)
+{
+ return __putc_unlocked_body (__c, __stream);
+}
+# endif
+
+extern __typeof (renameat) __renameat;
+libc_hidden_proto (__renameat)
-#endif
+# endif /* not _ISOMAC */
+#endif /* stdio.h */