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-rw-r--r--include/stdio.h488
1 files changed, 344 insertions, 144 deletions
diff --git a/include/stdio.h b/include/stdio.h
index a00ac7c5b..54997f8c4 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -1,5 +1,5 @@
/*
- Copyright (C) 1991, 1994-1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1991,1994-2002,2003,2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -41,8 +41,15 @@ __BEGIN_DECLS
#if !defined __FILE_defined && defined __need_FILE
+__BEGIN_NAMESPACE_STD
/* The opaque type of streams. This is the definition used elsewhere. */
typedef struct __STDIO_FILE_STRUCT FILE;
+__END_NAMESPACE_STD
+#if defined __USE_LARGEFILE64 || defined __USE_SVID || defined __USE_POSIX \
+ || defined __USE_BSD || defined __USE_ISOC99 || defined __USE_XOPEN \
+ || defined __USE_POSIX2
+__USING_NAMESPACE_STD(FILE)
+#endif
# define __FILE_defined 1
#endif /* FILE not defined. */
@@ -69,11 +76,13 @@ typedef struct __STDIO_FILE_STRUCT __FILE;
#include <stdarg.h>
/* The type of the second argument to `fgetpos' and `fsetpos'. */
+__BEGIN_NAMESPACE_STD
#ifndef __USE_FILE_OFFSET64
typedef __STDIO_fpos_t fpos_t;
#else
typedef __STDIO_fpos64_t fpos_t;
#endif
+__END_NAMESPACE_STD
#ifdef __USE_LARGEFILE64
typedef __STDIO_fpos64_t fpos64_t;
#endif
@@ -126,34 +135,41 @@ typedef __STDIO_fpos64_t fpos64_t;
extern FILE *stdin; /* Standard input stream. */
extern FILE *stdout; /* Standard output stream. */
extern FILE *stderr; /* Standard error output stream. */
-#ifdef __STDC__
/* C89/C99 say they're macros. Make them happy. */
#define stdin stdin
#define stdout stdout
#define stderr stderr
-#endif
+__BEGIN_NAMESPACE_STD
/* Remove file FILENAME. */
extern int remove (__const char *__filename) __THROW;
/* Rename file OLD to NEW. */
extern int rename (__const char *__old, __const char *__new) __THROW;
+__END_NAMESPACE_STD
+
+__BEGIN_NAMESPACE_STD
+/* Create a temporary file and open it read/write.
-/* Create a temporary file and open it read/write. */
+ This function is a possible cancellation points and therefore not
+ marked with __THROW. */
#ifndef __USE_FILE_OFFSET64
-extern FILE *tmpfile (void) __THROW;
+extern FILE *tmpfile (void);
#else
# ifdef __REDIRECT
-extern FILE *__REDIRECT (tmpfile, (void) __THROW, tmpfile64);
+extern FILE *__REDIRECT (tmpfile, (void), tmpfile64);
# else
# define tmpfile tmpfile64
# endif
#endif
+
#ifdef __USE_LARGEFILE64
-extern FILE *tmpfile64 (void) __THROW;
+extern FILE *tmpfile64 (void);
#endif
+
/* Generate a temporary filename. */
extern char *tmpnam (char *__s) __THROW;
+__END_NAMESPACE_STD
#ifdef __USE_MISC
/* This is the reentrant variant of `tmpnam'. The only difference is
@@ -175,50 +191,74 @@ extern char *tempnam (__const char *__dir, __const char *__pfx)
#endif
-/* Close STREAM. */
-extern int fclose (FILE *__stream) __THROW;
-/* Flush STREAM, or all streams if STREAM is NULL. */
-extern int fflush (FILE *__stream) __THROW;
+__BEGIN_NAMESPACE_STD
+/* Close STREAM.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int fclose (FILE *__stream);
+/* Flush STREAM, or all streams if STREAM is NULL.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int fflush (FILE *__stream);
+__END_NAMESPACE_STD
#ifdef __USE_MISC
-/* Faster versions when locking is not required. */
-extern int fflush_unlocked (FILE *__stream) __THROW;
+/* Faster versions when locking is not required.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern int fflush_unlocked (FILE *__stream);
#endif
#ifdef __USE_GNU
-/* Close all streams. */
-extern int fcloseall (void) __THROW;
+/* Close all streams.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern int fcloseall (void);
#endif
+__BEGIN_NAMESPACE_STD
#ifndef __USE_FILE_OFFSET64
-/* Open a file and create a new stream for it. */
+/* Open a file and create a new stream for it.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
extern FILE *fopen (__const char *__restrict __filename,
- __const char *__restrict __modes) __THROW;
-/* Open a file, replacing an existing stream with it. */
+ __const char *__restrict __modes);
+/* Open a file, replacing an existing stream with it.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
extern FILE *freopen (__const char *__restrict __filename,
__const char *__restrict __modes,
- FILE *__restrict __stream) __THROW;
+ FILE *__restrict __stream);
#else
# ifdef __REDIRECT
extern FILE *__REDIRECT (fopen, (__const char *__restrict __filename,
- __const char *__restrict __modes) __THROW,
- fopen64);
+ __const char *__restrict __modes), fopen64);
extern FILE *__REDIRECT (freopen, (__const char *__restrict __filename,
__const char *__restrict __modes,
- FILE *__restrict __stream) __THROW,
- freopen64);
+ FILE *__restrict __stream), freopen64);
# else
# define fopen fopen64
# define freopen freopen64
# endif
#endif
+__END_NAMESPACE_STD
#ifdef __USE_LARGEFILE64
extern FILE *fopen64 (__const char *__restrict __filename,
- __const char *__restrict __modes) __THROW;
+ __const char *__restrict __modes);
extern FILE *freopen64 (__const char *__restrict __filename,
__const char *__restrict __modes,
- FILE *__restrict __stream) __THROW;
+ FILE *__restrict __stream);
#endif
#ifdef __USE_POSIX
@@ -246,6 +286,7 @@ extern FILE *open_memstream (char **__restrict __bufloc,
#endif
+__BEGIN_NAMESPACE_STD
/* If BUF is NULL, make STREAM unbuffered.
Else make it use buffer BUF, of size BUFSIZ. */
extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __THROW;
@@ -254,6 +295,7 @@ extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __THROW;
else allocate an internal buffer N bytes long. */
extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf,
int __modes, size_t __n) __THROW;
+__END_NAMESPACE_STD
#ifdef __USE_BSD
/* If BUF is NULL, make STREAM unbuffered.
@@ -266,26 +308,40 @@ extern void setlinebuf (FILE *__stream) __THROW;
#endif
-/* Write formatted output to STREAM. */
+__BEGIN_NAMESPACE_STD
+/* Write formatted output to STREAM.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
extern int fprintf (FILE *__restrict __stream,
- __const char *__restrict __format, ...) __THROW;
-/* Write formatted output to stdout. */
-extern int printf (__const char *__restrict __format, ...) __THROW;
+ __const char *__restrict __format, ...);
+/* Write formatted output to stdout.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int printf (__const char *__restrict __format, ...);
/* Write formatted output to S. */
extern int sprintf (char *__restrict __s,
__const char *__restrict __format, ...) __THROW;
-/* Write formatted output to S from argument list ARG. */
+/* Write formatted output to S from argument list ARG.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
extern int vfprintf (FILE *__restrict __s, __const char *__restrict __format,
- __gnuc_va_list __arg) __THROW;
-/* Write formatted output to stdout from argument list ARG. */
-extern int vprintf (__const char *__restrict __format, __gnuc_va_list __arg)
- __THROW;
+ __gnuc_va_list __arg);
+/* Write formatted output to stdout from argument list ARG.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int vprintf (__const char *__restrict __format, __gnuc_va_list __arg);
/* Write formatted output to S from argument list ARG. */
extern int vsprintf (char *__restrict __s, __const char *__restrict __format,
__gnuc_va_list __arg) __THROW;
+__END_NAMESPACE_STD
#if defined __USE_BSD || defined __USE_ISOC99 || defined __USE_UNIX98
+__BEGIN_NAMESPACE_C99
/* Maximum chars of output to write in MAXLEN. */
extern int snprintf (char *__restrict __s, size_t __maxlen,
__const char *__restrict __format, ...)
@@ -294,6 +350,7 @@ extern int snprintf (char *__restrict __s, size_t __maxlen,
extern int vsnprintf (char *__restrict __s, size_t __maxlen,
__const char *__restrict __format, __gnuc_va_list __arg)
__THROW __attribute__ ((__format__ (__printf__, 3, 0)));
+__END_NAMESPACE_C99
#endif
#ifdef __USE_GNU
@@ -309,115 +366,184 @@ extern int asprintf (char **__restrict __ptr,
__const char *__restrict __fmt, ...)
__THROW __attribute__ ((__format__ (__printf__, 2, 3)));
-/* Write formatted output to a file descriptor. */
+/* Write formatted output to a file descriptor.
+
+ These functions are not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation they are cancellation points and
+ therefore not marked with __THROW. */
extern int vdprintf (int __fd, __const char *__restrict __fmt,
__gnuc_va_list __arg)
- __THROW __attribute__ ((__format__ (__printf__, 2, 0)));
+ __attribute__ ((__format__ (__printf__, 2, 0)));
extern int dprintf (int __fd, __const char *__restrict __fmt, ...)
- __THROW __attribute__ ((__format__ (__printf__, 2, 3)));
+ __attribute__ ((__format__ (__printf__, 2, 3)));
#endif
-/* Read formatted input from STREAM. */
+__BEGIN_NAMESPACE_STD
+/* Read formatted input from STREAM.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
extern int fscanf (FILE *__restrict __stream,
- __const char *__restrict __format, ...) __THROW;
-/* Read formatted input from stdin. */
-extern int scanf (__const char *__restrict __format, ...) __THROW;
+ __const char *__restrict __format, ...);
+/* Read formatted input from stdin.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int scanf (__const char *__restrict __format, ...);
/* Read formatted input from S. */
extern int sscanf (__const char *__restrict __s,
__const char *__restrict __format, ...) __THROW;
+__END_NAMESPACE_STD
#ifdef __USE_ISOC99
-/* Read formatted input from S into argument list ARG. */
+__BEGIN_NAMESPACE_C99
+/* Read formatted input from S into argument list ARG.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
extern int vfscanf (FILE *__restrict __s, __const char *__restrict __format,
__gnuc_va_list __arg)
- __THROW __attribute__ ((__format__ (__scanf__, 2, 0)));
+ __attribute__ ((__format__ (__scanf__, 2, 0)));
+
+/* Read formatted input from stdin into argument list ARG.
-/* Read formatted input from stdin into argument list ARG. */
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
extern int vscanf (__const char *__restrict __format, __gnuc_va_list __arg)
- __THROW __attribute__ ((__format__ (__scanf__, 1, 0)));
+ __attribute__ ((__format__ (__scanf__, 1, 0)));
/* Read formatted input from S into argument list ARG. */
extern int vsscanf (__const char *__restrict __s,
__const char *__restrict __format, __gnuc_va_list __arg)
__THROW __attribute__ ((__format__ (__scanf__, 2, 0)));
+__END_NAMESPACE_C99
#endif /* Use ISO C9x. */
-/* Read a character from STREAM. */
-extern int fgetc (FILE *__stream) __THROW;
-extern int getc (FILE *__stream) __THROW;
+__BEGIN_NAMESPACE_STD
+/* Read a character from STREAM.
-/* Read a character from stdin. */
-extern int getchar (void) __THROW;
+ These functions are possible cancellation points and therefore not
+ marked with __THROW. */
+extern int fgetc (FILE *__stream);
+extern int getc (FILE *__stream);
+
+/* Read a character from stdin.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int getchar (void);
+__END_NAMESPACE_STD
/* The C standard explicitly says this is a macro, so we always do the
optimization for it. */
#define getc(_fp) __GETC(_fp)
#if defined __USE_POSIX || defined __USE_MISC
-/* These are defined in POSIX.1:1996. */
-extern int getc_unlocked (FILE *__stream) __THROW;
-extern int getchar_unlocked (void) __THROW;
+/* These are defined in POSIX.1:1996.
+
+ These functions are possible cancellation points and therefore not
+ marked with __THROW. */
+extern int getc_unlocked (FILE *__stream);
+extern int getchar_unlocked (void);
/* SUSv3 allows getc_unlocked to be a macro */
#define getc_unlocked(_fp) __GETC_UNLOCKED(_fp)
#endif /* Use POSIX or MISC. */
#ifdef __USE_MISC
-/* Faster version when locking is not necessary. */
-extern int fgetc_unlocked (FILE *__stream) __THROW;
+/* Faster version when locking is not necessary.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern int fgetc_unlocked (FILE *__stream);
#endif /* Use MISC. */
-/* Write a character to STREAM. */
-extern int fputc (int __c, FILE *__stream) __THROW;
-extern int putc (int __c, FILE *__stream) __THROW;
+__BEGIN_NAMESPACE_STD
+/* Write a character to STREAM.
-/* Write a character to stdout. */
-extern int putchar (int __c) __THROW;
+ These functions are possible cancellation points and therefore not
+ marked with __THROW.
+
+ These functions is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int fputc (int __c, FILE *__stream);
+extern int putc (int __c, FILE *__stream);
+
+/* Write a character to stdout.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int putchar (int __c);
+__END_NAMESPACE_STD
/* The C standard explicitly says this can be a macro,
so we always do the optimization for it. */
#define putc(_ch, _fp) __PUTC(_ch, _fp)
#ifdef __USE_MISC
-/* Faster version when locking is not necessary. */
-extern int fputc_unlocked (int __c, FILE *__stream) __THROW;
+/* Faster version when locking is not necessary.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern int fputc_unlocked (int __c, FILE *__stream);
#endif /* Use MISC. */
#if defined __USE_POSIX || defined __USE_MISC
-/* These are defined in POSIX.1:1996. */
-extern int putc_unlocked (int __c, FILE *__stream) __THROW;
-extern int putchar_unlocked (int __c) __THROW;
+/* These are defined in POSIX.1:1996.
+
+ These functions are possible cancellation points and therefore not
+ marked with __THROW. */
+extern int putc_unlocked (int __c, FILE *__stream);
+extern int putchar_unlocked (int __c);
/* SUSv3 allows putc_unlocked to be a macro */
#define putc_unlocked(_ch, _fp) __PUTC_UNLOCKED(_ch, _fp)
#endif /* Use POSIX or MISC. */
-#if defined __USE_SVID || defined __USE_MISC || defined __USE_XOPEN
+#if defined __USE_SVID || defined __USE_MISC \
+ || (defined __USE_XOPEN && !defined __USE_XOPEN2K)
/* Get a word (int) from STREAM. */
-extern int getw (FILE *__stream) __THROW;
+extern int getw (FILE *__stream);
/* Write a word (int) to STREAM. */
-extern int putw (int __w, FILE *__stream) __THROW;
+extern int putw (int __w, FILE *__stream);
#endif
-/* Get a newline-terminated string of finite length from STREAM. */
-extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
- __THROW;
+__BEGIN_NAMESPACE_STD
+/* Get a newline-terminated string of finite length from STREAM.
-#if defined(__USE_GNU) || defined(__USE_MISC)
-/* This function does the same as `fgets' but does not lock the stream. */
-extern char *fgets_unlocked (char *__restrict __s, int __n,
- FILE *__restrict __stream) __THROW;
-#endif
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream);
/* Get a newline-terminated string from stdin, removing the newline.
- DO NOT USE THIS FUNCTION!! There is no limit on how much it will read. */
-extern char *gets (char *__s) __THROW;
+ DO NOT USE THIS FUNCTION!! There is no limit on how much it will read.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern char *gets (char *__s);
+__END_NAMESPACE_STD
+
+#ifdef __USE_GNU
+/* This function does the same as `fgets' but does not lock the stream.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern char *fgets_unlocked (char *__restrict __s, int __n,
+ FILE *__restrict __stream);
+#endif
#ifdef __USE_GNU
@@ -425,117 +551,179 @@ extern char *gets (char *__s) __THROW;
(and null-terminate it). *LINEPTR is a pointer returned from malloc (or
NULL), pointing to *N characters of space. It is realloc'd as
necessary. Returns the number of characters read (not including the
- null terminator), or -1 on error or EOF. */
+ null terminator), or -1 on error or EOF.
+
+ These functions are not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation they are cancellation points and
+ therefore not marked with __THROW. */
extern __ssize_t __getdelim (char **__restrict __lineptr,
size_t *__restrict __n, int __delimiter,
- FILE *__restrict __stream) __THROW;
+ FILE *__restrict __stream);
extern __ssize_t getdelim (char **__restrict __lineptr,
size_t *__restrict __n, int __delimiter,
- FILE *__restrict __stream) __THROW;
+ FILE *__restrict __stream);
+
+/* Like `getdelim', but reads up to a newline.
-/* Like `getdelim', but reads up to a newline. */
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
extern __ssize_t getline (char **__restrict __lineptr,
size_t *__restrict __n,
- FILE *__restrict __stream) __THROW;
+ FILE *__restrict __stream);
#endif
-/* Write a string to STREAM. */
-extern int fputs (__const char *__restrict __s, FILE *__restrict __stream)
- __THROW;
+__BEGIN_NAMESPACE_STD
+/* Write a string to STREAM.
+
+ This function is a possible cancellation points and therefore not
+ marked with __THROW. */
+extern int fputs (__const char *__restrict __s, FILE *__restrict __stream);
+
+/* Write a string, followed by a newline, to stdout.
+
+ This function is a possible cancellation points and therefore not
+ marked with __THROW. */
+extern int puts (__const char *__s);
-#ifdef __USE_GNU
-/* This function does the same as `fputs' but does not lock the stream. */
-extern int fputs_unlocked (__const char *__restrict __s,
- FILE *__restrict __stream) __THROW;
-#endif
-/* Write a string, followed by a newline, to stdout. */
-extern int puts (__const char *__s) __THROW;
+/* Push a character back onto the input buffer of STREAM.
+ This function is a possible cancellation points and therefore not
+ marked with __THROW. */
+extern int ungetc (int __c, FILE *__stream);
-/* Push a character back onto the input buffer of STREAM. */
-extern int ungetc (int __c, FILE *__stream) __THROW;
+/* Read chunks of generic data from STREAM.
-/* Read chunks of generic data from STREAM. */
+ This function is a possible cancellation points and therefore not
+ marked with __THROW. */
extern size_t fread (void *__restrict __ptr, size_t __size,
- size_t __n, FILE *__restrict __stream) __THROW;
-/* Write chunks of generic data to STREAM. */
+ size_t __n, FILE *__restrict __stream);
+/* Write chunks of generic data to STREAM.
+
+ This function is a possible cancellation points and therefore not
+ marked with __THROW. */
extern size_t fwrite (__const void *__restrict __ptr, size_t __size,
- size_t __n, FILE *__restrict __s) __THROW;
+ size_t __n, FILE *__restrict __s);
+__END_NAMESPACE_STD
+
+#ifdef __USE_GNU
+/* This function does the same as `fputs' but does not lock the stream.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern int fputs_unlocked (__const char *__restrict __s,
+ FILE *__restrict __stream);
+#endif
#ifdef __USE_MISC
-/* Faster versions when locking is not necessary. */
+/* Faster versions when locking is not necessary.
+
+ These functions are not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation they are cancellation points and
+ therefore not marked with __THROW. */
extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
- size_t __n, FILE *__restrict __stream) __THROW;
+ size_t __n, FILE *__restrict __stream);
extern size_t fwrite_unlocked (__const void *__restrict __ptr, size_t __size,
- size_t __n, FILE *__restrict __stream) __THROW;
+ size_t __n, FILE *__restrict __stream);
#endif
-/* Seek to a certain position on STREAM. */
-extern int fseek (FILE *__stream, long int __off, int __whence) __THROW;
-/* Return the current position of STREAM. */
-extern long int ftell (FILE *__stream) __THROW;
-/* Rewind to the beginning of STREAM. */
-extern void rewind (FILE *__stream) __THROW;
+__BEGIN_NAMESPACE_STD
+/* Seek to a certain position on STREAM.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int fseek (FILE *__stream, long int __off, int __whence);
+/* Return the current position of STREAM.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern long int ftell (FILE *__stream);
+/* Rewind to the beginning of STREAM.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern void rewind (FILE *__stream);
+__END_NAMESPACE_STD
/* The Single Unix Specification, Version 2, specifies an alternative,
more adequate interface for the two functions above which deal with
file offset. `long int' is not the right type. These definitions
are originally defined in the Large File Support API. */
-#ifndef __USE_FILE_OFFSET64
-# ifdef __USE_LARGEFILE
-/* Seek to a certain position on STREAM. */
-extern int fseeko (FILE *__stream, __off_t __off, int __whence) __THROW;
-/* Return the current position of STREAM. */
-extern __off_t ftello (FILE *__stream) __THROW;
-# endif
+#if defined __USE_LARGEFILE || defined __USE_XOPEN2K
+# ifndef __USE_FILE_OFFSET64
+/* Seek to a certain position on STREAM.
-/* Get STREAM's position. */
-extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos)
- __THROW;
-/* Set STREAM's position. */
-extern int fsetpos (FILE *__stream, __const fpos_t *__pos) __THROW;
-#else
-# ifdef __REDIRECT
-# ifdef __USE_LARGEFILE
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int fseeko (FILE *__stream, __off_t __off, int __whence);
+/* Return the current position of STREAM.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern __off_t ftello (FILE *__stream);
+# else
+# ifdef __REDIRECT
extern int __REDIRECT (fseeko,
- (FILE *__stream, __off64_t __off, int __whence) __THROW,
+ (FILE *__stream, __off64_t __off, int __whence),
fseeko64);
-extern __off64_t __REDIRECT (ftello, (FILE *__stream) __THROW, ftello64);
+extern __off64_t __REDIRECT (ftello, (FILE *__stream), ftello64);
+# else
+# define fseeko fseeko64
+# define ftello ftello64
# endif
+# endif
+#endif
+
+__BEGIN_NAMESPACE_STD
+#ifndef __USE_FILE_OFFSET64
+/* Get STREAM's position.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos);
+/* Set STREAM's position.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int fsetpos (FILE *__stream, __const fpos_t *__pos);
+#else
+# ifdef __REDIRECT
extern int __REDIRECT (fgetpos, (FILE *__restrict __stream,
- fpos_t *__restrict __pos) __THROW, fgetpos64);
+ fpos_t *__restrict __pos), fgetpos64);
extern int __REDIRECT (fsetpos,
- (FILE *__stream, __const fpos_t *__pos) __THROW,
- fsetpos64);
+ (FILE *__stream, __const fpos_t *__pos), fsetpos64);
# else
-# ifdef __USE_LARGEFILE
-# define fseeko fseeko64
-# define ftello ftello64
-# endif
# define fgetpos fgetpos64
# define fsetpos fsetpos64
# endif
#endif
+__END_NAMESPACE_STD
#ifdef __USE_LARGEFILE64
-extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence) __THROW;
-extern __off64_t ftello64 (FILE *__stream) __THROW;
-extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos)
- __THROW;
-extern int fsetpos64 (FILE *__stream, __const fpos64_t *__pos) __THROW;
+extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence);
+extern __off64_t ftello64 (FILE *__stream);
+extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos);
+extern int fsetpos64 (FILE *__stream, __const fpos64_t *__pos);
#endif
+__BEGIN_NAMESPACE_STD
/* Clear the error and EOF indicators for STREAM. */
extern void clearerr (FILE *__stream) __THROW;
/* Return the EOF indicator for STREAM. */
extern int feof (FILE *__stream) __THROW;
/* Return the error indicator for STREAM. */
extern int ferror (FILE *__stream) __THROW;
+__END_NAMESPACE_STD
#ifdef __USE_MISC
/* Faster versions when locking is not required. */
@@ -545,8 +733,13 @@ extern int ferror_unlocked (FILE *__stream) __THROW;
#endif
-/* Print a message describing the meaning of the value of errno. */
-extern void perror (__const char *__s) __THROW;
+__BEGIN_NAMESPACE_STD
+/* Print a message describing the meaning of the value of errno.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern void perror (__const char *__s);
+__END_NAMESPACE_STD
#ifdef __UCLIBC_HAS_SYS_ERRLIST__
/* These variables normally should not be used directly. The `strerror'
@@ -571,11 +764,17 @@ extern int fileno_unlocked (FILE *__stream) __THROW;
#if (defined __USE_POSIX2 || defined __USE_SVID || defined __USE_BSD || \
defined __USE_MISC)
-/* Create a new stream connected to a pipe running the given command. */
-extern FILE *popen (__const char *__command, __const char *__modes) __THROW;
+/* Create a new stream connected to a pipe running the given command.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern FILE *popen (__const char *__command, __const char *__modes);
-/* Close a stream opened by popen and return the status of its child. */
-extern int pclose (FILE *__stream) __THROW;
+/* Close a stream opened by popen and return the status of its child.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern int pclose (FILE *__stream);
#endif
@@ -587,7 +786,7 @@ extern char *ctermid (char *__s) __THROW;
#ifdef __USE_XOPEN
/* Return the name of the current user. */
-extern char *cuserid (char *__s) __THROW;
+extern char *cuserid (char *__s);
#endif /* Use X/Open, but not issue 6. */
@@ -607,6 +806,7 @@ extern int obstack_vprintf (struct obstack *__restrict __obstack,
#if defined __USE_POSIX || defined __USE_MISC
/* These are defined in POSIX.1:1996. */
+
/* Acquire ownership of STREAM. */
extern void flockfile (FILE *__stream) __THROW;