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Diffstat (limited to 'libio/stdio.h')
| -rw-r--r-- | libio/stdio.h | 870 |
1 files changed, 0 insertions, 870 deletions
diff --git a/libio/stdio.h b/libio/stdio.h deleted file mode 100644 index 47490c8299..0000000000 --- a/libio/stdio.h +++ /dev/null @@ -1,870 +0,0 @@ -/* Define ISO C stdio on top of C++ iostreams. - Copyright (C) 1991-2017 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 - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -/* - * ISO C99 Standard: 7.19 Input/output <stdio.h> - */ - -#ifndef _STDIO_H -#define _STDIO_H 1 - -#define __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION -#include <bits/libc-header-start.h> - -__BEGIN_DECLS - -#define __need_size_t -#define __need_NULL -#include <stddef.h> - -#include <bits/types.h> -#include <bits/types/__FILE.h> -#include <bits/types/FILE.h> - -#define _STDIO_USES_IOSTREAM - -#include <libio.h> - -#if defined __USE_XOPEN || defined __USE_XOPEN2K8 -# ifdef __GNUC__ -# ifndef _VA_LIST_DEFINED -typedef _G_va_list va_list; -# define _VA_LIST_DEFINED -# endif -# else -# include <stdarg.h> -# endif -#endif - -#if defined __USE_UNIX98 || defined __USE_XOPEN2K -# ifndef __off_t_defined -# ifndef __USE_FILE_OFFSET64 -typedef __off_t off_t; -# else -typedef __off64_t off_t; -# endif -# define __off_t_defined -# endif -# if defined __USE_LARGEFILE64 && !defined __off64_t_defined -typedef __off64_t off64_t; -# define __off64_t_defined -# endif -#endif - -#ifdef __USE_XOPEN2K8 -# ifndef __ssize_t_defined -typedef __ssize_t ssize_t; -# define __ssize_t_defined -# endif -#endif - -/* The type of the second argument to `fgetpos' and `fsetpos'. */ -#ifndef __USE_FILE_OFFSET64 -typedef _G_fpos_t fpos_t; -#else -typedef _G_fpos64_t fpos_t; -#endif -#ifdef __USE_LARGEFILE64 -typedef _G_fpos64_t fpos64_t; -#endif - -/* The possibilities for the third argument to `setvbuf'. */ -#define _IOFBF 0 /* Fully buffered. */ -#define _IOLBF 1 /* Line buffered. */ -#define _IONBF 2 /* No buffering. */ - - -/* Default buffer size. */ -#ifndef BUFSIZ -# define BUFSIZ _IO_BUFSIZ -#endif - - -/* End of file character. - Some things throughout the library rely on this being -1. */ -#ifndef EOF -# define EOF (-1) -#endif - - -/* The possibilities for the third argument to `fseek'. - These values should not be changed. */ -#define SEEK_SET 0 /* Seek from beginning of file. */ -#define SEEK_CUR 1 /* Seek from current position. */ -#define SEEK_END 2 /* Seek from end of file. */ -#ifdef __USE_GNU -# define SEEK_DATA 3 /* Seek to next data. */ -# define SEEK_HOLE 4 /* Seek to next hole. */ -#endif - - -#if defined __USE_MISC || defined __USE_XOPEN -/* Default path prefix for `tempnam' and `tmpnam'. */ -# define P_tmpdir "/tmp" -#endif - - -/* Get the values: - L_tmpnam How long an array of chars must be to be passed to `tmpnam'. - TMP_MAX The minimum number of unique filenames generated by tmpnam - (and tempnam when it uses tmpnam's name space), - or tempnam (the two are separate). - L_ctermid How long an array to pass to `ctermid'. - L_cuserid How long an array to pass to `cuserid'. - FOPEN_MAX Minimum number of files that can be open at once. - FILENAME_MAX Maximum length of a filename. */ -#include <bits/stdio_lim.h> - - -/* Standard streams. */ -extern struct _IO_FILE *stdin; /* Standard input stream. */ -extern struct _IO_FILE *stdout; /* Standard output stream. */ -extern struct _IO_FILE *stderr; /* Standard error output stream. */ -/* C89/C99 say they're macros. Make them happy. */ -#define stdin stdin -#define stdout stdout -#define stderr stderr - -/* 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; - -#ifdef __USE_ATFILE -/* Rename file OLD relative to OLDFD to NEW relative to NEWFD. */ -extern int renameat (int __oldfd, const char *__old, int __newfd, - const char *__new) __THROW; -#endif - -/* Create a temporary file and open it read/write. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -#ifndef __USE_FILE_OFFSET64 -extern FILE *tmpfile (void) __wur; -#else -# ifdef __REDIRECT -extern FILE *__REDIRECT (tmpfile, (void), tmpfile64) __wur; -# else -# define tmpfile tmpfile64 -# endif -#endif - -#ifdef __USE_LARGEFILE64 -extern FILE *tmpfile64 (void) __wur; -#endif - -/* Generate a temporary filename. */ -extern char *tmpnam (char *__s) __THROW __wur; - -#ifdef __USE_MISC -/* This is the reentrant variant of `tmpnam'. The only difference is - that it does not allow S to be NULL. */ -extern char *tmpnam_r (char *__s) __THROW __wur; -#endif - - -#if defined __USE_MISC || defined __USE_XOPEN -/* Generate a unique temporary filename using up to five characters of PFX - if it is not NULL. The directory to put this file in is searched for - as follows: First the environment variable "TMPDIR" is checked. - If it contains the name of a writable directory, that directory is used. - If not and if DIR is not NULL, that value is checked. If that fails, - P_tmpdir is tried and finally "/tmp". The storage for the filename - is allocated by `malloc'. */ -extern char *tempnam (const char *__dir, const char *__pfx) - __THROW __attribute_malloc__ __wur; -#endif - - -/* 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); - -#ifdef __USE_MISC -/* 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. - - 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 - - -#ifndef __USE_FILE_OFFSET64 -/* 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) __wur; -/* 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) __wur; -#else -# ifdef __REDIRECT -extern FILE *__REDIRECT (fopen, (const char *__restrict __filename, - const char *__restrict __modes), fopen64) - __wur; -extern FILE *__REDIRECT (freopen, (const char *__restrict __filename, - const char *__restrict __modes, - FILE *__restrict __stream), freopen64) - __wur; -# else -# define fopen fopen64 -# define freopen freopen64 -# endif -#endif -#ifdef __USE_LARGEFILE64 -extern FILE *fopen64 (const char *__restrict __filename, - const char *__restrict __modes) __wur; -extern FILE *freopen64 (const char *__restrict __filename, - const char *__restrict __modes, - FILE *__restrict __stream) __wur; -#endif - -#ifdef __USE_POSIX -/* Create a new stream that refers to an existing system file descriptor. */ -extern FILE *fdopen (int __fd, const char *__modes) __THROW __wur; -#endif - -#ifdef __USE_GNU -/* Create a new stream that refers to the given magic cookie, - and uses the given functions for input and output. */ -extern FILE *fopencookie (void *__restrict __magic_cookie, - const char *__restrict __modes, - _IO_cookie_io_functions_t __io_funcs) __THROW __wur; -#endif - -#if defined __USE_XOPEN2K8 || __GLIBC_USE (LIB_EXT2) -/* Create a new stream that refers to a memory buffer. */ -extern FILE *fmemopen (void *__s, size_t __len, const char *__modes) - __THROW __wur; - -/* Open a stream that writes into a malloc'd buffer that is expanded as - necessary. *BUFLOC and *SIZELOC are updated with the buffer's location - and the number of characters written on fflush or fclose. */ -extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __THROW __wur; -#endif - - -/* 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; -/* Make STREAM use buffering mode MODE. - If BUF is not NULL, use N bytes of it for buffering; - else allocate an internal buffer N bytes long. */ -extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf, - int __modes, size_t __n) __THROW; - -#ifdef __USE_MISC -/* If BUF is NULL, make STREAM unbuffered. - Else make it use SIZE bytes of BUF for buffering. */ -extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf, - size_t __size) __THROW; - -/* Make STREAM line-buffered. */ -extern void setlinebuf (FILE *__stream) __THROW; -#endif - - -/* 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, ...); -/* 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, ...) __THROWNL; - -/* 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, - _G_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, _G_va_list __arg); -/* Write formatted output to S from argument list ARG. */ -extern int vsprintf (char *__restrict __s, const char *__restrict __format, - _G_va_list __arg) __THROWNL; - -#if defined __USE_ISOC99 || defined __USE_UNIX98 -/* Maximum chars of output to write in MAXLEN. */ -extern int snprintf (char *__restrict __s, size_t __maxlen, - const char *__restrict __format, ...) - __THROWNL __attribute__ ((__format__ (__printf__, 3, 4))); - -extern int vsnprintf (char *__restrict __s, size_t __maxlen, - const char *__restrict __format, _G_va_list __arg) - __THROWNL __attribute__ ((__format__ (__printf__, 3, 0))); -#endif - -#if __GLIBC_USE (LIB_EXT2) -/* Write formatted output to a string dynamically allocated with `malloc'. - Store the address of the string in *PTR. */ -extern int vasprintf (char **__restrict __ptr, const char *__restrict __f, - _G_va_list __arg) - __THROWNL __attribute__ ((__format__ (__printf__, 2, 0))) __wur; -extern int __asprintf (char **__restrict __ptr, - const char *__restrict __fmt, ...) - __THROWNL __attribute__ ((__format__ (__printf__, 2, 3))) __wur; -extern int asprintf (char **__restrict __ptr, - const char *__restrict __fmt, ...) - __THROWNL __attribute__ ((__format__ (__printf__, 2, 3))) __wur; -#endif - -#ifdef __USE_XOPEN2K8 -/* Write formatted output to a file descriptor. */ -extern int vdprintf (int __fd, const char *__restrict __fmt, - _G_va_list __arg) - __attribute__ ((__format__ (__printf__, 2, 0))); -extern int dprintf (int __fd, const char *__restrict __fmt, ...) - __attribute__ ((__format__ (__printf__, 2, 3))); -#endif - - -/* 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, ...) __wur; -/* 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, ...) __wur; -/* Read formatted input from S. */ -extern int sscanf (const char *__restrict __s, - const char *__restrict __format, ...) __THROW; - -#if defined __USE_ISOC99 && !defined __USE_GNU \ - && (!defined __LDBL_COMPAT || !defined __REDIRECT) \ - && (defined __STRICT_ANSI__ || defined __USE_XOPEN2K) -# ifdef __REDIRECT -/* For strict ISO C99 or POSIX compliance disallow %as, %aS and %a[ - GNU extension which conflicts with valid %a followed by letter - s, S or [. */ -extern int __REDIRECT (fscanf, (FILE *__restrict __stream, - const char *__restrict __format, ...), - __isoc99_fscanf) __wur; -extern int __REDIRECT (scanf, (const char *__restrict __format, ...), - __isoc99_scanf) __wur; -extern int __REDIRECT_NTH (sscanf, (const char *__restrict __s, - const char *__restrict __format, ...), - __isoc99_sscanf); -# else -extern int __isoc99_fscanf (FILE *__restrict __stream, - const char *__restrict __format, ...) __wur; -extern int __isoc99_scanf (const char *__restrict __format, ...) __wur; -extern int __isoc99_sscanf (const char *__restrict __s, - const char *__restrict __format, ...) __THROW; -# define fscanf __isoc99_fscanf -# define scanf __isoc99_scanf -# define sscanf __isoc99_sscanf -# endif -#endif - -#ifdef __USE_ISOC99 -/* 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, - _G_va_list __arg) - __attribute__ ((__format__ (__scanf__, 2, 0))) __wur; - -/* 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, _G_va_list __arg) - __attribute__ ((__format__ (__scanf__, 1, 0))) __wur; - -/* Read formatted input from S into argument list ARG. */ -extern int vsscanf (const char *__restrict __s, - const char *__restrict __format, _G_va_list __arg) - __THROW __attribute__ ((__format__ (__scanf__, 2, 0))); - -# if !defined __USE_GNU \ - && (!defined __LDBL_COMPAT || !defined __REDIRECT) \ - && (defined __STRICT_ANSI__ || defined __USE_XOPEN2K) -# ifdef __REDIRECT -/* For strict ISO C99 or POSIX compliance disallow %as, %aS and %a[ - GNU extension which conflicts with valid %a followed by letter - s, S or [. */ -extern int __REDIRECT (vfscanf, - (FILE *__restrict __s, - const char *__restrict __format, _G_va_list __arg), - __isoc99_vfscanf) - __attribute__ ((__format__ (__scanf__, 2, 0))) __wur; -extern int __REDIRECT (vscanf, (const char *__restrict __format, - _G_va_list __arg), __isoc99_vscanf) - __attribute__ ((__format__ (__scanf__, 1, 0))) __wur; -extern int __REDIRECT_NTH (vsscanf, - (const char *__restrict __s, - const char *__restrict __format, - _G_va_list __arg), __isoc99_vsscanf) - __attribute__ ((__format__ (__scanf__, 2, 0))); -# else -extern int __isoc99_vfscanf (FILE *__restrict __s, - const char *__restrict __format, - _G_va_list __arg) __wur; -extern int __isoc99_vscanf (const char *__restrict __format, - _G_va_list __arg) __wur; -extern int __isoc99_vsscanf (const char *__restrict __s, - const char *__restrict __format, - _G_va_list __arg) __THROW; -# define vfscanf __isoc99_vfscanf -# define vscanf __isoc99_vscanf -# define vsscanf __isoc99_vsscanf -# endif -# endif -#endif /* Use ISO C9x. */ - - -/* Read a character from STREAM. - - 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); - -/* The C standard explicitly says this is a macro, so we always do the - optimization for it. */ -#define getc(_fp) _IO_getc (_fp) - -#ifdef __USE_POSIX199506 -/* 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); -#endif /* Use POSIX. */ - -#ifdef __USE_MISC -/* 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. - - 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); - -/* The C standard explicitly says this can be a macro, - so we always do the optimization for it. */ -#define putc(_ch, _fp) _IO_putc (_ch, _fp) - -#ifdef __USE_MISC -/* 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. */ - -#ifdef __USE_POSIX199506 -/* 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); -#endif /* Use POSIX. */ - - -#if defined __USE_MISC \ - || (defined __USE_XOPEN && !defined __USE_XOPEN2K) -/* Get a word (int) from STREAM. */ -extern int getw (FILE *__stream); - -/* Write a word (int) to STREAM. */ -extern int putw (int __w, FILE *__stream); -#endif - - -/* Get a newline-terminated string of finite length from STREAM. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream) - __wur; - -#if __GLIBC_USE (DEPRECATED_GETS) -/* Get a newline-terminated string from stdin, removing the newline. - - This function is impossible to use safely. It has been officially - removed from ISO C11 and ISO C++14, and we have also removed it - from the _GNU_SOURCE feature list. It remains available when - explicitly using an old ISO C, Unix, or POSIX standard. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern char *gets (char *__s) __wur __attribute_deprecated__; -#endif - -#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) __wur; -#endif - - -#if defined __USE_XOPEN2K8 || __GLIBC_USE (LIB_EXT2) -/* Read up to (and including) a DELIMITER from STREAM into *LINEPTR - (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. - - 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 _IO_ssize_t __getdelim (char **__restrict __lineptr, - size_t *__restrict __n, int __delimiter, - FILE *__restrict __stream) __wur; -extern _IO_ssize_t getdelim (char **__restrict __lineptr, - size_t *__restrict __n, int __delimiter, - FILE *__restrict __stream) __wur; - -/* 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 _IO_ssize_t getline (char **__restrict __lineptr, - size_t *__restrict __n, - FILE *__restrict __stream) __wur; -#endif - - -/* Write a string to STREAM. - - This function is a possible cancellation point 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 point and therefore not - marked with __THROW. */ -extern int puts (const char *__s); - - -/* Push a character back onto the input buffer of STREAM. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern int ungetc (int __c, FILE *__stream); - - -/* Read chunks of generic data from STREAM. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern size_t fread (void *__restrict __ptr, size_t __size, - size_t __n, FILE *__restrict __stream) __wur; -/* Write chunks of generic data to STREAM. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern size_t fwrite (const void *__restrict __ptr, size_t __size, - size_t __n, FILE *__restrict __s); - -#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. - - 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) __wur; -extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size, - size_t __n, FILE *__restrict __stream); -#endif - - -/* 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) __wur; -/* Rewind to the beginning of STREAM. - - This function is a possible cancellation point and therefore not - marked with __THROW. */ -extern void rewind (FILE *__stream); - -/* 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. */ - -#if defined __USE_LARGEFILE || defined __USE_XOPEN2K -# ifndef __USE_FILE_OFFSET64 -/* Seek to a certain position on STREAM. - - 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) __wur; -# else -# ifdef __REDIRECT -extern int __REDIRECT (fseeko, - (FILE *__stream, __off64_t __off, int __whence), - fseeko64); -extern __off64_t __REDIRECT (ftello, (FILE *__stream), ftello64); -# else -# define fseeko fseeko64 -# define ftello ftello64 -# endif -# endif -#endif - -#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), fgetpos64); -extern int __REDIRECT (fsetpos, - (FILE *__stream, const fpos_t *__pos), fsetpos64); -# else -# define fgetpos fgetpos64 -# define fsetpos fsetpos64 -# endif -#endif - -#ifdef __USE_LARGEFILE64 -extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence); -extern __off64_t ftello64 (FILE *__stream) __wur; -extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos); -extern int fsetpos64 (FILE *__stream, const fpos64_t *__pos); -#endif - -/* 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 __wur; -/* Return the error indicator for STREAM. */ -extern int ferror (FILE *__stream) __THROW __wur; - -#ifdef __USE_MISC -/* Faster versions when locking is not required. */ -extern void clearerr_unlocked (FILE *__stream) __THROW; -extern int feof_unlocked (FILE *__stream) __THROW __wur; -extern int ferror_unlocked (FILE *__stream) __THROW __wur; -#endif - - -/* 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); - -/* Provide the declarations for `sys_errlist' and `sys_nerr' if they - are available on this system. Even if available, these variables - should not be used directly. The `strerror' function provides - all the necessary functionality. */ -#include <bits/sys_errlist.h> - - -#ifdef __USE_POSIX -/* Return the system file descriptor for STREAM. */ -extern int fileno (FILE *__stream) __THROW __wur; -#endif /* Use POSIX. */ - -#ifdef __USE_MISC -/* Faster version when locking is not required. */ -extern int fileno_unlocked (FILE *__stream) __THROW __wur; -#endif - - -#ifdef __USE_POSIX2 -/* 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) __wur; - -/* 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 - - -#ifdef __USE_POSIX -/* Return the name of the controlling terminal. */ -extern char *ctermid (char *__s) __THROW; -#endif /* Use POSIX. */ - - -#if (defined __USE_XOPEN && !defined __USE_XOPEN2K) || defined __USE_GNU -/* Return the name of the current user. */ -extern char *cuserid (char *__s); -#endif /* Use X/Open, but not issue 6. */ - - -#ifdef __USE_GNU -struct obstack; /* See <obstack.h>. */ - -/* Write formatted output to an obstack. */ -extern int obstack_printf (struct obstack *__restrict __obstack, - const char *__restrict __format, ...) - __THROWNL __attribute__ ((__format__ (__printf__, 2, 3))); -extern int obstack_vprintf (struct obstack *__restrict __obstack, - const char *__restrict __format, - _G_va_list __args) - __THROWNL __attribute__ ((__format__ (__printf__, 2, 0))); -#endif /* Use GNU. */ - - -#ifdef __USE_POSIX199506 -/* These are defined in POSIX.1:1996. */ - -/* Acquire ownership of STREAM. */ -extern void flockfile (FILE *__stream) __THROW; - -/* Try to acquire ownership of STREAM but do not block if it is not - possible. */ -extern int ftrylockfile (FILE *__stream) __THROW __wur; - -/* Relinquish the ownership granted for STREAM. */ -extern void funlockfile (FILE *__stream) __THROW; -#endif /* POSIX */ - -#if defined __USE_XOPEN && !defined __USE_XOPEN2K && !defined __USE_GNU -/* X/Open Issues 1-5 required getopt to be declared in this - header. It was removed in Issue 6. GNU follows Issue 6. */ -# include <bits/getopt_posix.h> -#endif - -/* If we are compiling with optimizing read this file. It contains - several optimizing inline functions and macros. */ -#ifdef __USE_EXTERN_INLINES -# include <bits/stdio.h> -#endif -#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function -# include <bits/stdio2.h> -#endif -#ifdef __LDBL_COMPAT -# include <bits/stdio-ldbl.h> -#endif - -__END_DECLS - -#endif /* <stdio.h> included. */ |