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Diffstat (limited to '.ccls-cache/@@home@niliara@configs/@usr@include@stdio.h')
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diff --git a/.ccls-cache/@@home@niliara@configs/@usr@include@stdio.h b/.ccls-cache/@@home@niliara@configs/@usr@include@stdio.h new file mode 100755 index 0000000..da9d4ee --- /dev/null +++ b/.ccls-cache/@@home@niliara@configs/@usr@include@stdio.h @@ -0,0 +1,975 @@ +/* Define ISO C stdio on top of C++ iostreams. + Copyright (C) 1991-2024 Free Software Foundation, Inc. + Copyright The GNU Toolchain Authors. + 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 + <https://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> + +#define __need___va_list +#include <stdarg.h> + +#include <bits/types.h> +#include <bits/types/__fpos_t.h> +#include <bits/types/__fpos64_t.h> +#include <bits/types/__FILE.h> +#include <bits/types/FILE.h> +#include <bits/types/struct_FILE.h> + +#ifdef __USE_MISC +# include <bits/types/cookie_io_functions_t.h> +#endif + +#if defined __USE_XOPEN || defined __USE_XOPEN2K8 +# ifdef __GNUC__ +# ifndef _VA_LIST_DEFINED +typedef __gnuc_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 __fpos_t fpos_t; +#else +typedef __fpos64_t fpos_t; +#endif +#ifdef __USE_LARGEFILE64 +typedef __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. */ +#define BUFSIZ 8192 + + +/* The value returned by fgetc and similar functions to indicate the + end of the file. */ +#define EOF (-1) + + +/* 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 + +#define L_tmpnam 20 +#define TMP_MAX 238328 + +/* Get the values: + FILENAME_MAX Maximum length of a filename. */ +#include <bits/stdio_lim.h> + +#ifdef __USE_POSIX +# define L_ctermid 9 +# if !defined __USE_XOPEN2K || defined __USE_GNU +# define L_cuserid 9 +# endif +#endif + +#undef FOPEN_MAX +#define FOPEN_MAX 16 + + +#if __GLIBC_USE (ISOC23) +/* Maximum length of printf output for a NaN. */ +# define _PRINTF_NAN_LEN_MAX 4 +#endif + + +/* Standard streams. */ +extern FILE *stdin; /* Standard input stream. */ +extern FILE *stdout; /* Standard output stream. */ +extern 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 + +#ifdef __USE_GNU +/* Flags for renameat2. */ +# define RENAME_NOREPLACE (1 << 0) +# define RENAME_EXCHANGE (1 << 1) +# define RENAME_WHITEOUT (1 << 2) + +/* Rename file OLD relative to OLDFD to NEW relative to NEWFD, with + additional flags. */ +extern int renameat2 (int __oldfd, const char *__old, int __newfd, + const char *__new, unsigned int __flags) __THROW; +#endif + +/* Close STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int fclose (FILE *__stream) __nonnull ((1)); + +#undef __attr_dealloc_fclose +#define __attr_dealloc_fclose __attr_dealloc (fclose, 1) + +/* 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) + __attribute_malloc__ __attr_dealloc_fclose __wur; +#else +# ifdef __REDIRECT +extern FILE *__REDIRECT (tmpfile, (void), tmpfile64) + __attribute_malloc__ __attr_dealloc_fclose __wur; +# else +# define tmpfile tmpfile64 +# endif +#endif + +#ifdef __USE_LARGEFILE64 +extern FILE *tmpfile64 (void) + __attribute_malloc__ __attr_dealloc_fclose __wur; +#endif + +/* Generate a temporary filename. */ +extern char *tmpnam (char[L_tmpnam]) __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[L_tmpnam]) __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 __attr_dealloc_free; +#endif + +/* 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) + __attribute_malloc__ __attr_dealloc_fclose __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 __nonnull ((3)); +#else +# ifdef __REDIRECT +extern FILE *__REDIRECT (fopen, (const char *__restrict __filename, + const char *__restrict __modes), fopen64) + __attribute_malloc__ __attr_dealloc_fclose __wur; +extern FILE *__REDIRECT (freopen, (const char *__restrict __filename, + const char *__restrict __modes, + FILE *__restrict __stream), freopen64) + __wur __nonnull ((3)); +# else +# define fopen fopen64 +# define freopen freopen64 +# endif +#endif +#ifdef __USE_LARGEFILE64 +extern FILE *fopen64 (const char *__restrict __filename, + const char *__restrict __modes) + __attribute_malloc__ __attr_dealloc_fclose __wur; +extern FILE *freopen64 (const char *__restrict __filename, + const char *__restrict __modes, + FILE *__restrict __stream) __wur __nonnull ((3)); +#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 + __attribute_malloc__ __attr_dealloc_fclose __wur; +#endif + +#ifdef __USE_MISC +/* 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, + cookie_io_functions_t __io_funcs) __THROW + __attribute_malloc__ __attr_dealloc_fclose __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 __attribute_malloc__ __attr_dealloc_fclose __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 + __attribute_malloc__ __attr_dealloc_fclose __wur; + +#ifdef _WCHAR_H +/* Like OPEN_MEMSTREAM, but the stream is wide oriented and produces + a wide character string. Declared here only to add attribute malloc + and only if <wchar.h> has been previously #included. */ +extern __FILE *open_wmemstream (wchar_t **__bufloc, size_t *__sizeloc) __THROW + __attribute_malloc__ __attr_dealloc_fclose; +# endif +#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 + __nonnull ((1)); +/* 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 __nonnull ((1)); + +#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 __nonnull ((1)); + +/* Make STREAM line-buffered. */ +extern void setlinebuf (FILE *__stream) __THROW __nonnull ((1)); +#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, ...) __nonnull ((1)); +/* 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, + __gnuc_va_list __arg) __nonnull ((1)); +/* 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) __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, __gnuc_va_list __arg) + __THROWNL __attribute__ ((__format__ (__printf__, 3, 0))); +#endif + +#if defined (__USE_MISC) || __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, + __gnuc_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, + __gnuc_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 __nonnull ((1)); +/* 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; + +/* For historical reasons, the C99-compliant versions of the scanf + functions are at alternative names. When __LDBL_COMPAT or + __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI are in effect, this is handled in + bits/stdio-ldbl.h. */ +#include <bits/floatn.h> +#if !__GLIBC_USE (DEPRECATED_SCANF) && !defined __LDBL_COMPAT \ + && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0 +# if __GLIBC_USE (C23_STRTOL) +# ifdef __REDIRECT +extern int __REDIRECT (fscanf, (FILE *__restrict __stream, + const char *__restrict __format, ...), + __isoc23_fscanf) __wur __nonnull ((1)); +extern int __REDIRECT (scanf, (const char *__restrict __format, ...), + __isoc23_scanf) __wur; +extern int __REDIRECT_NTH (sscanf, (const char *__restrict __s, + const char *__restrict __format, ...), + __isoc23_sscanf); +# else +extern int __isoc23_fscanf (FILE *__restrict __stream, + const char *__restrict __format, ...) __wur + __nonnull ((1)); +extern int __isoc23_scanf (const char *__restrict __format, ...) __wur; +extern int __isoc23_sscanf (const char *__restrict __s, + const char *__restrict __format, ...) __THROW; +# define fscanf __isoc23_fscanf +# define scanf __isoc23_scanf +# define sscanf __isoc23_sscanf +# endif +# else +# ifdef __REDIRECT +extern int __REDIRECT (fscanf, (FILE *__restrict __stream, + const char *__restrict __format, ...), + __isoc99_fscanf) __wur __nonnull ((1)); +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 + __nonnull ((1)); +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 +#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, + __gnuc_va_list __arg) + __attribute__ ((__format__ (__scanf__, 2, 0))) __wur __nonnull ((1)); + +/* 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) + __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, __gnuc_va_list __arg) + __THROW __attribute__ ((__format__ (__scanf__, 2, 0))); + +/* Same redirection as above for the v*scanf family. */ +# if !__GLIBC_USE (DEPRECATED_SCANF) +# if __GLIBC_USE (C23_STRTOL) +# if defined __REDIRECT && !defined __LDBL_COMPAT \ + && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0 +extern int __REDIRECT (vfscanf, + (FILE *__restrict __s, + const char *__restrict __format, __gnuc_va_list __arg), + __isoc23_vfscanf) + __attribute__ ((__format__ (__scanf__, 2, 0))) __wur __nonnull ((1)); +extern int __REDIRECT (vscanf, (const char *__restrict __format, + __gnuc_va_list __arg), __isoc23_vscanf) + __attribute__ ((__format__ (__scanf__, 1, 0))) __wur; +extern int __REDIRECT_NTH (vsscanf, + (const char *__restrict __s, + const char *__restrict __format, + __gnuc_va_list __arg), __isoc23_vsscanf) + __attribute__ ((__format__ (__scanf__, 2, 0))); +# elif !defined __REDIRECT +extern int __isoc23_vfscanf (FILE *__restrict __s, + const char *__restrict __format, + __gnuc_va_list __arg) __wur __nonnull ((1)); +extern int __isoc23_vscanf (const char *__restrict __format, + __gnuc_va_list __arg) __wur; +extern int __isoc23_vsscanf (const char *__restrict __s, + const char *__restrict __format, + __gnuc_va_list __arg) __THROW; +# define vfscanf __isoc23_vfscanf +# define vscanf __isoc23_vscanf +# define vsscanf __isoc23_vsscanf +# endif +# else +# if defined __REDIRECT && !defined __LDBL_COMPAT \ + && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0 +extern int __REDIRECT (vfscanf, + (FILE *__restrict __s, + const char *__restrict __format, __gnuc_va_list __arg), + __isoc99_vfscanf) + __attribute__ ((__format__ (__scanf__, 2, 0))) __wur __nonnull ((1)); +extern int __REDIRECT (vscanf, (const char *__restrict __format, + __gnuc_va_list __arg), __isoc99_vscanf) + __attribute__ ((__format__ (__scanf__, 1, 0))) __wur; +extern int __REDIRECT_NTH (vsscanf, + (const char *__restrict __s, + const char *__restrict __format, + __gnuc_va_list __arg), __isoc99_vsscanf) + __attribute__ ((__format__ (__scanf__, 2, 0))); +# elif !defined __REDIRECT +extern int __isoc99_vfscanf (FILE *__restrict __s, + const char *__restrict __format, + __gnuc_va_list __arg) __wur __nonnull ((1)); +extern int __isoc99_vscanf (const char *__restrict __format, + __gnuc_va_list __arg) __wur; +extern int __isoc99_vsscanf (const char *__restrict __s, + const char *__restrict __format, + __gnuc_va_list __arg) __THROW; +# define vfscanf __isoc99_vfscanf +# define vscanf __isoc99_vscanf +# define vsscanf __isoc99_vsscanf +# endif +# 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) __nonnull ((1)); +extern int getc (FILE *__stream) __nonnull ((1)); + +/* Read a character from stdin. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int getchar (void); + +#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) __nonnull ((1)); +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) __nonnull ((1)); +#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) __nonnull ((2)); +extern int putc (int __c, FILE *__stream) __nonnull ((2)); + +/* Write a character to stdout. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern int putchar (int __c); + +#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) __nonnull ((2)); +#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) __nonnull ((2)); +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) __nonnull ((1)); + +/* Write a word (int) to STREAM. */ +extern int putw (int __w, FILE *__stream) __nonnull ((2)); +#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 __fortified_attr_access (__write_only__, 1, 2) __nonnull ((3)); + +#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 + __fortified_attr_access (__write_only__, 1, 2) __nonnull ((3)); +#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. */ +extern __ssize_t __getdelim (char **__restrict __lineptr, + size_t *__restrict __n, int __delimiter, + FILE *__restrict __stream) __wur __nonnull ((4)); +extern __ssize_t getdelim (char **__restrict __lineptr, + size_t *__restrict __n, int __delimiter, + FILE *__restrict __stream) __wur __nonnull ((4)); + +/* Like `getdelim', but reads up to a newline. */ +extern __ssize_t getline (char **__restrict __lineptr, + size_t *__restrict __n, + FILE *__restrict __stream) __wur __nonnull ((3)); +#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) + __nonnull ((2)); + +/* 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) __nonnull ((2)); + + +/* 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 + __nonnull((4)); +/* 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) __nonnull((4)); + +#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) __nonnull ((2)); +#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 + __nonnull ((4)); +extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size, + size_t __n, FILE *__restrict __stream) + __nonnull ((4)); +#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) + __nonnull ((1)); +/* 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 __nonnull ((1)); +/* Rewind to the beginning of STREAM. + + This function is a possible cancellation point and therefore not + marked with __THROW. */ +extern void rewind (FILE *__stream) __nonnull ((1)); + +/* 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) + __nonnull ((1)); +/* 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 __nonnull ((1)); +# else +# ifdef __REDIRECT +extern int __REDIRECT (fseeko, + (FILE *__stream, __off64_t __off, int __whence), + fseeko64) __nonnull ((1)); +extern __off64_t __REDIRECT (ftello, (FILE *__stream), ftello64) + __nonnull ((1)); +# 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) + __nonnull ((1)); +/* 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) __nonnull ((1)); +#else +# ifdef __REDIRECT +extern int __REDIRECT (fgetpos, (FILE *__restrict __stream, + fpos_t *__restrict __pos), fgetpos64) + __nonnull ((1)); +extern int __REDIRECT (fsetpos, + (FILE *__stream, const fpos_t *__pos), fsetpos64) + __nonnull ((1)); +# else +# define fgetpos fgetpos64 +# define fsetpos fsetpos64 +# endif +#endif + +#ifdef __USE_LARGEFILE64 +extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence) + __nonnull ((1)); +extern __off64_t ftello64 (FILE *__stream) __wur __nonnull ((1)); +extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos) + __nonnull ((1)); +extern int fsetpos64 (FILE *__stream, const fpos64_t *__pos) __nonnull ((1)); +#endif + +/* Clear the error and EOF indicators for STREAM. */ +extern void clearerr (FILE *__stream) __THROW __nonnull ((1)); +/* Return the EOF indicator for STREAM. */ +extern int feof (FILE *__stream) __THROW __wur __nonnull ((1)); +/* Return the error indicator for STREAM. */ +extern int ferror (FILE *__stream) __THROW __wur __nonnull ((1)); + +#ifdef __USE_MISC +/* Faster versions when locking is not required. */ +extern void clearerr_unlocked (FILE *__stream) __THROW __nonnull ((1)); +extern int feof_unlocked (FILE *__stream) __THROW __wur __nonnull ((1)); +extern int ferror_unlocked (FILE *__stream) __THROW __wur __nonnull ((1)); +#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) __COLD; + + +#ifdef __USE_POSIX +/* Return the system file descriptor for STREAM. */ +extern int fileno (FILE *__stream) __THROW __wur __nonnull ((1)); +#endif /* Use POSIX. */ + +#ifdef __USE_MISC +/* Faster version when locking is not required. */ +extern int fileno_unlocked (FILE *__stream) __THROW __wur __nonnull ((1)); +#endif + + +#ifdef __USE_POSIX2 +/* 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) __nonnull ((1)); + +/* 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) + __attribute_malloc__ __attr_dealloc (pclose, 1) __wur; + +#endif + + +#ifdef __USE_POSIX +/* Return the name of the controlling terminal. */ +extern char *ctermid (char *__s) __THROW + __attr_access ((__write_only__, 1)); +#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) + __attr_access ((__write_only__, 1)); +#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, + __gnuc_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 __nonnull ((1)); + +/* Try to acquire ownership of STREAM but do not block if it is not + possible. */ +extern int ftrylockfile (FILE *__stream) __THROW __wur __nonnull ((1)); + +/* Relinquish the ownership granted for STREAM. */ +extern void funlockfile (FILE *__stream) __THROW __nonnull ((1)); +#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 + +/* Slow-path routines used by the optimized inline functions in + bits/stdio.h. */ +extern int __uflow (FILE *); +extern int __overflow (FILE *, int); + +#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function +/* Declare all functions from bits/stdio2-decl.h first. */ +# include <bits/stdio2-decl.h> +#endif + +/* The following headers provide asm redirections. These redirections must + appear before the first usage of these functions, e.g. in bits/stdio.h. */ +#if defined __LDBL_COMPAT || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 +# include <bits/stdio-ldbl.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 +/* Now include the function definitions and redirects too. */ +# include <bits/stdio2.h> +#endif + +__END_DECLS + +#endif /* <stdio.h> included. */ |