diff --git a/ChangeLog b/ChangeLog index b9c30106a6..086bb81956 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,30 @@ +2017-12-24 Zack Weinberg + + * libio/libio.h, libio/_G_config.h: New stub headers which issue a + deprecation warning and then include , + respectively. + * libio/libio.h: Rename the original version of this file to + libio/bits/libio.h. Error out if not included by stdio.h or the + stub libio.h. + * include/libio.h: Move to include/bits. Forward to libio/bits/libio.h. + * sysdeps/generic/_G_config.h: Move to top-level bits/. Error out + if not included by bits/libio.h or the stub _G_config.h. + * sysdeps/unix/sysv/linux/_G_config.h: Move to + sysdeps/unix/sysv/linux/bits. Error out if not included by + bits/libio.h or the stub _G_config.h. + * libio/stdio.h: Include bits/libio.h, not libio.h. + * libio/Makefile: Install bits/libio.h and bits/_G_config.h as + well as libio.h and _G_config.h. + + * csu/init.c, libio/fmemopen.c, libio/iolibio.h, libio/oldfmemopen.c + * libio/strfile.h, stdio-common/vfscanf.c + * sysdeps/pthread/flockfile.c, sysdeps/pthread/funlockfile.c + Include stdio.h, not _G_config.h nor libio.h. + * libio/iofgetpos.c: Also rename fgetpos64 out of the way. + * libio/iofsetpos.c: Also rename fsetpos64 out of the way. + + * scripts/check-installed-headers.sh: Skip libio.h and _G_config.h. + 2017-12-23 Dmitry V. Levin [BZ #22347] diff --git a/NEWS b/NEWS index 2a1a4bfd85..95f368340b 100644 --- a/NEWS +++ b/NEWS @@ -110,6 +110,17 @@ Deprecated and removed features, and other changes affecting compatibility: * The tilepro-*-linux-gnu configuration is no longer supported. +* The nonstandard header files and <_G_config.h> are deprecated + and will be removed in a future release. Software that is still using + either header should be updated to use standard interfaces + instead. + + libio.h was originally the header for a set of supported GNU extensions, + but they have not been maintained as such in many years, they are now + standing in the way of improvements to stdio, and we don't think there are + any remaining external users. _G_config.h was never intended for public + use, but predates the bits convention. + Changes to build and runtime requirements: * bison version 2.7 or later is required to generate code in the 'intl' diff --git a/sysdeps/generic/_G_config.h b/bits/_G_config.h similarity index 84% rename from sysdeps/generic/_G_config.h rename to bits/_G_config.h index c49eed395b..2b60d29f5f 100644 --- a/sysdeps/generic/_G_config.h +++ b/bits/_G_config.h @@ -1,8 +1,12 @@ /* This file is needed by libio to define various configuration parameters. These are always the same in the GNU C library. */ -#ifndef _G_config_h -#define _G_config_h 1 +#ifndef _BITS_G_CONFIG_H +#define _BITS_G_CONFIG_H 1 + +#if !defined _BITS_LIBIO_H && !defined _G_CONFIG_H +# error "Never include directly; use instead." +#endif /* Define types for libio in terms of the standard internal type names. */ @@ -55,4 +59,4 @@ typedef union #define _G_BUFSIZ 8192 -#endif /* _G_config.h */ +#endif /* bits/_G_config.h */ diff --git a/csu/init.c b/csu/init.c index bb68386c9b..c50bb35e65 100644 --- a/csu/init.c +++ b/csu/init.c @@ -18,7 +18,7 @@ #if defined __GNUC__ && __GNUC__ >= 2 -#include <_G_config.h> +#include /* This records which stdio is linked against in the application. */ const int _IO_stdin_used = _G_IO_IO_FILE_VERSION; diff --git a/include/libio.h b/include/bits/libio.h similarity index 97% rename from include/libio.h rename to include/bits/libio.h index d2fa796758..572395d5ff 100644 --- a/include/libio.h +++ b/include/bits/libio.h @@ -1,7 +1,7 @@ #if !defined _ISOMAC && defined _IO_MTSAFE_IO # include #endif -#include +#include #ifndef _ISOMAC #ifndef _LIBC_LIBIO_H diff --git a/libio/Makefile b/libio/Makefile index c75e0d8e50..6eb03ab1fa 100644 --- a/libio/Makefile +++ b/libio/Makefile @@ -22,7 +22,8 @@ subdir := libio include ../Makeconfig -headers := stdio.h libio.h _G_config.h bits/stdio.h \ +headers := stdio.h libio.h _G_config.h \ + bits/stdio.h bits/libio.h bits/_G_config.h \ bits/sys_errlist.h bits/stdio2.h bits/stdio-ldbl.h bits/libio-ldbl.h \ bits/types/FILE.h bits/types/__FILE.h diff --git a/libio/_G_config.h b/libio/_G_config.h new file mode 100644 index 0000000000..a0d70f6f0c --- /dev/null +++ b/libio/_G_config.h @@ -0,0 +1,25 @@ +/* Copyright (C) 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 + . */ + +#ifndef _G_CONFIG_H +#define _G_CONFIG_H 1 + +#warning "<_G_config.h> is deprecated; use instead." + +#include + +#endif diff --git a/libio/bits/libio.h b/libio/bits/libio.h new file mode 100644 index 0000000000..485b4577e6 --- /dev/null +++ b/libio/bits/libio.h @@ -0,0 +1,527 @@ +/* Copyright (C) 1991-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Written by Per Bothner . + + 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 + . + + As a special exception, if you link the code in this file with + files compiled with a GNU compiler to produce an executable, + that does not cause the resulting executable to be covered by + the GNU Lesser General Public License. This exception does not + however invalidate any other reasons why the executable file + might be covered by the GNU Lesser General Public License. + This exception applies to code released by its copyright holders + in files containing the exception. */ + +#ifndef _BITS_LIBIO_H +#define _BITS_LIBIO_H 1 + +#if !defined _STDIO_H && !defined _LIBIO_H +# error "Never include directly; use instead." +#endif + +#include +/* ALL of these should be defined in _G_config.h */ +#define _IO_fpos_t _G_fpos_t +#define _IO_fpos64_t _G_fpos64_t +#define _IO_size_t size_t +#define _IO_ssize_t __ssize_t +#define _IO_off_t __off_t +#define _IO_off64_t __off64_t +#define _IO_pid_t __pid_t +#define _IO_uid_t __uid_t +#define _IO_iconv_t _G_iconv_t +#define _IO_HAVE_ST_BLKSIZE _G_HAVE_ST_BLKSIZE +#define _IO_BUFSIZ _G_BUFSIZ +#define _IO_va_list _G_va_list +#define _IO_wint_t wint_t + +/* This define avoids name pollution if we're using GNU stdarg.h */ +#define __need___va_list +#include +#ifdef __GNUC_VA_LIST +# undef _IO_va_list +# define _IO_va_list __gnuc_va_list +#endif /* __GNUC_VA_LIST */ + +#ifndef __P +# include +#endif /*!__P*/ + +#define _IO_UNIFIED_JUMPTABLES 1 + +#ifndef EOF +# define EOF (-1) +#endif +#ifndef NULL +# if defined __GNUG__ && \ + (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8)) +# define NULL (__null) +# else +# if !defined(__cplusplus) +# define NULL ((void*)0) +# else +# define NULL (0) +# endif +# endif +#endif + +#define _IOS_INPUT 1 +#define _IOS_OUTPUT 2 +#define _IOS_ATEND 4 +#define _IOS_APPEND 8 +#define _IOS_TRUNC 16 +#define _IOS_NOCREATE 32 +#define _IOS_NOREPLACE 64 +#define _IOS_BIN 128 + +/* Magic numbers and bits for the _flags field. + The magic numbers use the high-order bits of _flags; + the remaining bits are available for variable flags. + Note: The magic numbers must all be negative if stdio + emulation is desired. */ + +#define _IO_MAGIC 0xFBAD0000 /* Magic number */ +#define _OLD_STDIO_MAGIC 0xFABC0000 /* Emulate old stdio. */ +#define _IO_MAGIC_MASK 0xFFFF0000 +#define _IO_USER_BUF 1 /* User owns buffer; don't delete it on close. */ +#define _IO_UNBUFFERED 2 +#define _IO_NO_READS 4 /* Reading not allowed */ +#define _IO_NO_WRITES 8 /* Writing not allowd */ +#define _IO_EOF_SEEN 0x10 +#define _IO_ERR_SEEN 0x20 +#define _IO_DELETE_DONT_CLOSE 0x40 /* Don't call close(_fileno) on cleanup. */ +#define _IO_LINKED 0x80 /* Set if linked (using _chain) to streambuf::_list_all.*/ +#define _IO_IN_BACKUP 0x100 +#define _IO_LINE_BUF 0x200 +#define _IO_TIED_PUT_GET 0x400 /* Set if put and get pointer logicly tied. */ +#define _IO_CURRENTLY_PUTTING 0x800 +#define _IO_IS_APPENDING 0x1000 +#define _IO_IS_FILEBUF 0x2000 +#define _IO_BAD_SEEN 0x4000 +#define _IO_USER_LOCK 0x8000 + +#define _IO_FLAGS2_MMAP 1 +#define _IO_FLAGS2_NOTCANCEL 2 +#ifdef _LIBC +# define _IO_FLAGS2_FORTIFY 4 +#endif +#define _IO_FLAGS2_USER_WBUF 8 +#ifdef _LIBC +# define _IO_FLAGS2_SCANF_STD 16 +# define _IO_FLAGS2_NOCLOSE 32 +# define _IO_FLAGS2_CLOEXEC 64 +# define _IO_FLAGS2_NEED_LOCK 128 +#endif + +/* These are "formatting flags" matching the iostream fmtflags enum values. */ +#define _IO_SKIPWS 01 +#define _IO_LEFT 02 +#define _IO_RIGHT 04 +#define _IO_INTERNAL 010 +#define _IO_DEC 020 +#define _IO_OCT 040 +#define _IO_HEX 0100 +#define _IO_SHOWBASE 0200 +#define _IO_SHOWPOINT 0400 +#define _IO_UPPERCASE 01000 +#define _IO_SHOWPOS 02000 +#define _IO_SCIENTIFIC 04000 +#define _IO_FIXED 010000 +#define _IO_UNITBUF 020000 +#define _IO_STDIO 040000 +#define _IO_DONT_CLOSE 0100000 +#define _IO_BOOLALPHA 0200000 + + +struct _IO_jump_t; struct _IO_FILE; + +/* During the build of glibc itself, _IO_lock_t will already have been + defined by internal headers. */ +#ifndef _IO_lock_t_defined +typedef void _IO_lock_t; +#endif + + +/* A streammarker remembers a position in a buffer. */ + +struct _IO_marker { + struct _IO_marker *_next; + struct _IO_FILE *_sbuf; + /* If _pos >= 0 + it points to _buf->Gbase()+_pos. FIXME comment */ + /* if _pos < 0, it points to _buf->eBptr()+_pos. FIXME comment */ + int _pos; +#if 0 + void set_streampos(streampos sp) { _spos = sp; } + void set_offset(int offset) { _pos = offset; _spos = (streampos)(-2); } + public: + streammarker(streambuf *sb); + ~streammarker(); + int saving() { return _spos == -2; } + int delta(streammarker&); + int delta(); +#endif +}; + +/* This is the structure from the libstdc++ codecvt class. */ +enum __codecvt_result +{ + __codecvt_ok, + __codecvt_partial, + __codecvt_error, + __codecvt_noconv +}; + +#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T +/* The order of the elements in the following struct must match the order + of the virtual functions in the libstdc++ codecvt class. */ +struct _IO_codecvt +{ + void (*__codecvt_destr) (struct _IO_codecvt *); + enum __codecvt_result (*__codecvt_do_out) (struct _IO_codecvt *, + __mbstate_t *, + const wchar_t *, + const wchar_t *, + const wchar_t **, char *, + char *, char **); + enum __codecvt_result (*__codecvt_do_unshift) (struct _IO_codecvt *, + __mbstate_t *, char *, + char *, char **); + enum __codecvt_result (*__codecvt_do_in) (struct _IO_codecvt *, + __mbstate_t *, + const char *, const char *, + const char **, wchar_t *, + wchar_t *, wchar_t **); + int (*__codecvt_do_encoding) (struct _IO_codecvt *); + int (*__codecvt_do_always_noconv) (struct _IO_codecvt *); + int (*__codecvt_do_length) (struct _IO_codecvt *, __mbstate_t *, + const char *, const char *, _IO_size_t); + int (*__codecvt_do_max_length) (struct _IO_codecvt *); + + _IO_iconv_t __cd_in; + _IO_iconv_t __cd_out; +}; + +/* Extra data for wide character streams. */ +struct _IO_wide_data +{ + wchar_t *_IO_read_ptr; /* Current read pointer */ + wchar_t *_IO_read_end; /* End of get area. */ + wchar_t *_IO_read_base; /* Start of putback+get area. */ + wchar_t *_IO_write_base; /* Start of put area. */ + wchar_t *_IO_write_ptr; /* Current put pointer. */ + wchar_t *_IO_write_end; /* End of put area. */ + wchar_t *_IO_buf_base; /* Start of reserve area. */ + wchar_t *_IO_buf_end; /* End of reserve area. */ + /* The following fields are used to support backing up and undo. */ + wchar_t *_IO_save_base; /* Pointer to start of non-current get area. */ + wchar_t *_IO_backup_base; /* Pointer to first valid character of + backup area */ + wchar_t *_IO_save_end; /* Pointer to end of non-current get area. */ + + __mbstate_t _IO_state; + __mbstate_t _IO_last_state; + struct _IO_codecvt _codecvt; + + wchar_t _shortbuf[1]; + + const struct _IO_jump_t *_wide_vtable; +}; +#endif + +struct _IO_FILE { + int _flags; /* High-order word is _IO_MAGIC; rest is flags. */ +#define _IO_file_flags _flags + + /* The following pointers correspond to the C++ streambuf protocol. */ + /* Note: Tk uses the _IO_read_ptr and _IO_read_end fields directly. */ + char* _IO_read_ptr; /* Current read pointer */ + char* _IO_read_end; /* End of get area. */ + char* _IO_read_base; /* Start of putback+get area. */ + char* _IO_write_base; /* Start of put area. */ + char* _IO_write_ptr; /* Current put pointer. */ + char* _IO_write_end; /* End of put area. */ + char* _IO_buf_base; /* Start of reserve area. */ + char* _IO_buf_end; /* End of reserve area. */ + /* The following fields are used to support backing up and undo. */ + char *_IO_save_base; /* Pointer to start of non-current get area. */ + char *_IO_backup_base; /* Pointer to first valid character of backup area */ + char *_IO_save_end; /* Pointer to end of non-current get area. */ + + struct _IO_marker *_markers; + + struct _IO_FILE *_chain; + + int _fileno; +#if 0 + int _blksize; +#else + int _flags2; +#endif + _IO_off_t _old_offset; /* This used to be _offset but it's too small. */ + +#define __HAVE_COLUMN /* temporary */ + /* 1+column number of pbase(); 0 is unknown. */ + unsigned short _cur_column; + signed char _vtable_offset; + char _shortbuf[1]; + + /* char* _save_gptr; char* _save_egptr; */ + + _IO_lock_t *_lock; +#ifdef _IO_USE_OLD_IO_FILE +}; + +struct _IO_FILE_complete +{ + struct _IO_FILE _file; +#endif +#if defined _G_IO_IO_FILE_VERSION && _G_IO_IO_FILE_VERSION == 0x20001 + _IO_off64_t _offset; +# if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T + /* Wide character stream stuff. */ + struct _IO_codecvt *_codecvt; + struct _IO_wide_data *_wide_data; + struct _IO_FILE *_freeres_list; + void *_freeres_buf; +# else + void *__pad1; + void *__pad2; + void *__pad3; + void *__pad4; +# endif + size_t __pad5; + int _mode; + /* Make sure we don't get into trouble again. */ + char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)]; +#endif +}; + +#ifndef __cplusplus +typedef struct _IO_FILE _IO_FILE; +#endif + +struct _IO_FILE_plus; + +extern struct _IO_FILE_plus _IO_2_1_stdin_; +extern struct _IO_FILE_plus _IO_2_1_stdout_; +extern struct _IO_FILE_plus _IO_2_1_stderr_; +#ifndef _LIBC +#define _IO_stdin ((_IO_FILE*)(&_IO_2_1_stdin_)) +#define _IO_stdout ((_IO_FILE*)(&_IO_2_1_stdout_)) +#define _IO_stderr ((_IO_FILE*)(&_IO_2_1_stderr_)) +#else +extern _IO_FILE *_IO_stdin attribute_hidden; +extern _IO_FILE *_IO_stdout attribute_hidden; +extern _IO_FILE *_IO_stderr attribute_hidden; +#endif + + +/* Functions to do I/O and file management for a stream. */ + +/* Read NBYTES bytes from COOKIE into a buffer pointed to by BUF. + Return number of bytes read. */ +typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes); + +/* Write N bytes pointed to by BUF to COOKIE. Write all N bytes + unless there is an error. Return number of bytes written. If + there is an error, return 0 and do not write anything. If the file + has been opened for append (__mode.__append set), then set the file + pointer to the end of the file and then do the write; if not, just + write at the current file pointer. */ +typedef __ssize_t __io_write_fn (void *__cookie, const char *__buf, + size_t __n); + +/* Move COOKIE's file position to *POS bytes from the + beginning of the file (if W is SEEK_SET), + the current position (if W is SEEK_CUR), + or the end of the file (if W is SEEK_END). + Set *POS to the new file position. + Returns zero if successful, nonzero if not. */ +typedef int __io_seek_fn (void *__cookie, _IO_off64_t *__pos, int __w); + +/* Close COOKIE. */ +typedef int __io_close_fn (void *__cookie); + + +#ifdef __USE_GNU +/* User-visible names for the above. */ +typedef __io_read_fn cookie_read_function_t; +typedef __io_write_fn cookie_write_function_t; +typedef __io_seek_fn cookie_seek_function_t; +typedef __io_close_fn cookie_close_function_t; + +/* The structure with the cookie function pointers. */ +typedef struct +{ + __io_read_fn *read; /* Read bytes. */ + __io_write_fn *write; /* Write bytes. */ + __io_seek_fn *seek; /* Seek/tell file position. */ + __io_close_fn *close; /* Close file. */ +} _IO_cookie_io_functions_t; +typedef _IO_cookie_io_functions_t cookie_io_functions_t; + +struct _IO_cookie_file; + +/* Initialize one of those. */ +extern void _IO_cookie_init (struct _IO_cookie_file *__cfile, int __read_write, + void *__cookie, _IO_cookie_io_functions_t __fns); +#endif + + +#ifdef __cplusplus +extern "C" { +#endif + +extern int __underflow (_IO_FILE *); +extern int __uflow (_IO_FILE *); +extern int __overflow (_IO_FILE *, int); +#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T +extern _IO_wint_t __wunderflow (_IO_FILE *); +extern _IO_wint_t __wuflow (_IO_FILE *); +extern _IO_wint_t __woverflow (_IO_FILE *, _IO_wint_t); +#endif + +#if __GNUC__ >= 3 +# define _IO_BE(expr, res) __builtin_expect ((expr), res) +#else +# define _IO_BE(expr, res) (expr) +#endif + +#define _IO_getc_unlocked(_fp) \ + (_IO_BE ((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end, 0) \ + ? __uflow (_fp) : *(unsigned char *) (_fp)->_IO_read_ptr++) +#define _IO_peekc_unlocked(_fp) \ + (_IO_BE ((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end, 0) \ + && __underflow (_fp) == EOF ? EOF \ + : *(unsigned char *) (_fp)->_IO_read_ptr) +#define _IO_putc_unlocked(_ch, _fp) \ + (_IO_BE ((_fp)->_IO_write_ptr >= (_fp)->_IO_write_end, 0) \ + ? __overflow (_fp, (unsigned char) (_ch)) \ + : (unsigned char) (*(_fp)->_IO_write_ptr++ = (_ch))) + +#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T +# define _IO_getwc_unlocked(_fp) \ + (_IO_BE ((_fp)->_wide_data == NULL \ + || ((_fp)->_wide_data->_IO_read_ptr \ + >= (_fp)->_wide_data->_IO_read_end), 0) \ + ? __wuflow (_fp) : (_IO_wint_t) *(_fp)->_wide_data->_IO_read_ptr++) +# define _IO_putwc_unlocked(_wch, _fp) \ + (_IO_BE ((_fp)->_wide_data == NULL \ + || ((_fp)->_wide_data->_IO_write_ptr \ + >= (_fp)->_wide_data->_IO_write_end), 0) \ + ? __woverflow (_fp, _wch) \ + : (_IO_wint_t) (*(_fp)->_wide_data->_IO_write_ptr++ = (_wch))) +#endif + +#define _IO_feof_unlocked(__fp) (((__fp)->_flags & _IO_EOF_SEEN) != 0) +#define _IO_ferror_unlocked(__fp) (((__fp)->_flags & _IO_ERR_SEEN) != 0) + +extern int _IO_getc (_IO_FILE *__fp); +extern int _IO_putc (int __c, _IO_FILE *__fp); +extern int _IO_feof (_IO_FILE *__fp) __THROW; +extern int _IO_ferror (_IO_FILE *__fp) __THROW; + +extern int _IO_peekc_locked (_IO_FILE *__fp); + +/* This one is for Emacs. */ +#define _IO_PENDING_OUTPUT_COUNT(_fp) \ + ((_fp)->_IO_write_ptr - (_fp)->_IO_write_base) + +extern void _IO_flockfile (_IO_FILE *) __THROW; +extern void _IO_funlockfile (_IO_FILE *) __THROW; +extern int _IO_ftrylockfile (_IO_FILE *) __THROW; + +#define _IO_peekc(_fp) _IO_peekc_unlocked (_fp) +#define _IO_flockfile(_fp) /**/ +#define _IO_funlockfile(_fp) /**/ +#define _IO_ftrylockfile(_fp) /**/ +#ifndef _IO_cleanup_region_start +#define _IO_cleanup_region_start(_fct, _fp) /**/ +#endif +#ifndef _IO_cleanup_region_end +#define _IO_cleanup_region_end(_Doit) /**/ +#endif + +#define _IO_need_lock(_fp) \ + (((_fp)->_flags2 & _IO_FLAGS2_NEED_LOCK) != 0) + +extern int _IO_vfscanf (_IO_FILE * __restrict, const char * __restrict, + _IO_va_list, int *__restrict); +extern int _IO_vfprintf (_IO_FILE *__restrict, const char *__restrict, + _IO_va_list); +extern _IO_ssize_t _IO_padn (_IO_FILE *, int, _IO_ssize_t); +extern _IO_size_t _IO_sgetn (_IO_FILE *, void *, _IO_size_t); + +extern _IO_off64_t _IO_seekoff (_IO_FILE *, _IO_off64_t, int, int); +extern _IO_off64_t _IO_seekpos (_IO_FILE *, _IO_off64_t, int); + +extern void _IO_free_backup_area (_IO_FILE *) __THROW; + +#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T +extern _IO_wint_t _IO_getwc (_IO_FILE *__fp); +extern _IO_wint_t _IO_putwc (wchar_t __wc, _IO_FILE *__fp); +extern int _IO_fwide (_IO_FILE *__fp, int __mode) __THROW; +# if __GNUC__ >= 2 +/* While compiling glibc we have to handle compatibility with very old + versions. */ +# if defined _LIBC && defined SHARED +# include +# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1) +# define _IO_fwide_maybe_incompatible \ + (__builtin_expect (&_IO_stdin_used == NULL, 0)) +extern const int _IO_stdin_used; +weak_extern (_IO_stdin_used); +# endif +# endif +# ifndef _IO_fwide_maybe_incompatible +# define _IO_fwide_maybe_incompatible (0) +# endif +/* A special optimized version of the function above. It optimizes the + case of initializing an unoriented byte stream. */ +# define _IO_fwide(__fp, __mode) \ + ({ int __result = (__mode); \ + if (__result < 0 && ! _IO_fwide_maybe_incompatible) \ + { \ + if ((__fp)->_mode == 0) \ + /* We know that all we have to do is to set the flag. */ \ + (__fp)->_mode = -1; \ + __result = (__fp)->_mode; \ + } \ + else if (__builtin_constant_p (__mode) && (__mode) == 0) \ + __result = _IO_fwide_maybe_incompatible ? -1 : (__fp)->_mode; \ + else \ + __result = _IO_fwide (__fp, __result); \ + __result; }) +# endif + +extern int _IO_vfwscanf (_IO_FILE * __restrict, const wchar_t * __restrict, + _IO_va_list, int *__restrict); +extern int _IO_vfwprintf (_IO_FILE *__restrict, const wchar_t *__restrict, + _IO_va_list); +extern _IO_ssize_t _IO_wpadn (_IO_FILE *, wint_t, _IO_ssize_t); +extern void _IO_free_wbackup_area (_IO_FILE *) __THROW; +#endif + +#ifdef __LDBL_COMPAT +# include +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* _BITS_LIBIO_H */ diff --git a/libio/fmemopen.c b/libio/fmemopen.c index 0b45f9c323..dbc663b48c 100644 --- a/libio/fmemopen.c +++ b/libio/fmemopen.c @@ -22,7 +22,6 @@ #include -#include #include #include #include diff --git a/libio/iofgetpos.c b/libio/iofgetpos.c index f3034528f1..524183afd3 100644 --- a/libio/iofgetpos.c +++ b/libio/iofgetpos.c @@ -29,11 +29,13 @@ complain about the mismatch when we do the alias below. */ #define _IO_new_fgetpos64 __renamed__IO_new_fgetpos64 #define _IO_fgetpos64 __renamed__IO_fgetpos64 +#define fgetpos64 __renamed_fgetpos64 #include "libioP.h" #undef _IO_new_fgetpos64 #undef _IO_fgetpos64 +#undef fgetpos64 #include #include diff --git a/libio/iofsetpos.c b/libio/iofsetpos.c index 1a71867e59..a80d3e1c23 100644 --- a/libio/iofsetpos.c +++ b/libio/iofsetpos.c @@ -29,11 +29,13 @@ complain about the mismatch when we do the alias below. */ #define _IO_new_fsetpos64 __renamed__IO_new_fsetpos64 #define _IO_fsetpos64 __renamed__IO_fsetpos64 +#define fsetpos64 __renamed_fsetpos64 #include #undef _IO_new_fsetpos64 #undef _IO_fsetpos64 +#undef fsetpos64 #include #include diff --git a/libio/iolibio.h b/libio/iolibio.h index 0185e685d4..621b31cff1 100644 --- a/libio/iolibio.h +++ b/libio/iolibio.h @@ -1,4 +1,4 @@ -#include +#include /* These emulate stdio functionality, but with a different name (_IO_ungetc instead of ungetc), and using _IO_FILE instead of FILE. */ diff --git a/libio/libio.h b/libio/libio.h index 14bcb92332..6abea01f45 100644 --- a/libio/libio.h +++ b/libio/libio.h @@ -1,6 +1,5 @@ -/* Copyright (C) 1991-2017 Free Software Foundation, Inc. +/* Copyright (C) 2017 Free Software Foundation, Inc. This file is part of the GNU C Library. - Written by Per Bothner . The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public @@ -14,510 +13,13 @@ You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see - . + . */ - As a special exception, if you link the code in this file with - files compiled with a GNU compiler to produce an executable, - that does not cause the resulting executable to be covered by - the GNU Lesser General Public License. This exception does not - however invalidate any other reasons why the executable file - might be covered by the GNU Lesser General Public License. - This exception applies to code released by its copyright holders - in files containing the exception. */ +#ifndef _LIBIO_H +#define _LIBIO_H 1 -#ifndef _IO_STDIO_H -#define _IO_STDIO_H +#warning " is deprecated; use instead." -#include <_G_config.h> -/* ALL of these should be defined in _G_config.h */ -#define _IO_fpos_t _G_fpos_t -#define _IO_fpos64_t _G_fpos64_t -#define _IO_size_t size_t -#define _IO_ssize_t __ssize_t -#define _IO_off_t __off_t -#define _IO_off64_t __off64_t -#define _IO_pid_t __pid_t -#define _IO_uid_t __uid_t -#define _IO_iconv_t _G_iconv_t -#define _IO_HAVE_ST_BLKSIZE _G_HAVE_ST_BLKSIZE -#define _IO_BUFSIZ _G_BUFSIZ -#define _IO_va_list _G_va_list -#define _IO_wint_t wint_t +#include -/* This define avoids name pollution if we're using GNU stdarg.h */ -#define __need___va_list -#include -#ifdef __GNUC_VA_LIST -# undef _IO_va_list -# define _IO_va_list __gnuc_va_list -#endif /* __GNUC_VA_LIST */ - -#ifndef __P -# include -#endif /*!__P*/ - -#define _IO_UNIFIED_JUMPTABLES 1 - -#ifndef EOF -# define EOF (-1) #endif -#ifndef NULL -# if defined __GNUG__ && \ - (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8)) -# define NULL (__null) -# else -# if !defined(__cplusplus) -# define NULL ((void*)0) -# else -# define NULL (0) -# endif -# endif -#endif - -#define _IOS_INPUT 1 -#define _IOS_OUTPUT 2 -#define _IOS_ATEND 4 -#define _IOS_APPEND 8 -#define _IOS_TRUNC 16 -#define _IOS_NOCREATE 32 -#define _IOS_NOREPLACE 64 -#define _IOS_BIN 128 - -/* Magic numbers and bits for the _flags field. - The magic numbers use the high-order bits of _flags; - the remaining bits are available for variable flags. - Note: The magic numbers must all be negative if stdio - emulation is desired. */ - -#define _IO_MAGIC 0xFBAD0000 /* Magic number */ -#define _OLD_STDIO_MAGIC 0xFABC0000 /* Emulate old stdio. */ -#define _IO_MAGIC_MASK 0xFFFF0000 -#define _IO_USER_BUF 1 /* User owns buffer; don't delete it on close. */ -#define _IO_UNBUFFERED 2 -#define _IO_NO_READS 4 /* Reading not allowed */ -#define _IO_NO_WRITES 8 /* Writing not allowd */ -#define _IO_EOF_SEEN 0x10 -#define _IO_ERR_SEEN 0x20 -#define _IO_DELETE_DONT_CLOSE 0x40 /* Don't call close(_fileno) on cleanup. */ -#define _IO_LINKED 0x80 /* Set if linked (using _chain) to streambuf::_list_all.*/ -#define _IO_IN_BACKUP 0x100 -#define _IO_LINE_BUF 0x200 -#define _IO_TIED_PUT_GET 0x400 /* Set if put and get pointer logicly tied. */ -#define _IO_CURRENTLY_PUTTING 0x800 -#define _IO_IS_APPENDING 0x1000 -#define _IO_IS_FILEBUF 0x2000 -#define _IO_BAD_SEEN 0x4000 -#define _IO_USER_LOCK 0x8000 - -#define _IO_FLAGS2_MMAP 1 -#define _IO_FLAGS2_NOTCANCEL 2 -#ifdef _LIBC -# define _IO_FLAGS2_FORTIFY 4 -#endif -#define _IO_FLAGS2_USER_WBUF 8 -#ifdef _LIBC -# define _IO_FLAGS2_SCANF_STD 16 -# define _IO_FLAGS2_NOCLOSE 32 -# define _IO_FLAGS2_CLOEXEC 64 -# define _IO_FLAGS2_NEED_LOCK 128 -#endif - -/* These are "formatting flags" matching the iostream fmtflags enum values. */ -#define _IO_SKIPWS 01 -#define _IO_LEFT 02 -#define _IO_RIGHT 04 -#define _IO_INTERNAL 010 -#define _IO_DEC 020 -#define _IO_OCT 040 -#define _IO_HEX 0100 -#define _IO_SHOWBASE 0200 -#define _IO_SHOWPOINT 0400 -#define _IO_UPPERCASE 01000 -#define _IO_SHOWPOS 02000 -#define _IO_SCIENTIFIC 04000 -#define _IO_FIXED 010000 -#define _IO_UNITBUF 020000 -#define _IO_STDIO 040000 -#define _IO_DONT_CLOSE 0100000 -#define _IO_BOOLALPHA 0200000 - - -struct _IO_jump_t; struct _IO_FILE; - -/* During the build of glibc itself, _IO_lock_t will already have been - defined by internal headers. */ -#ifndef _IO_lock_t_defined -typedef void _IO_lock_t; -#endif - - -/* A streammarker remembers a position in a buffer. */ - -struct _IO_marker { - struct _IO_marker *_next; - struct _IO_FILE *_sbuf; - /* If _pos >= 0 - it points to _buf->Gbase()+_pos. FIXME comment */ - /* if _pos < 0, it points to _buf->eBptr()+_pos. FIXME comment */ - int _pos; -#if 0 - void set_streampos(streampos sp) { _spos = sp; } - void set_offset(int offset) { _pos = offset; _spos = (streampos)(-2); } - public: - streammarker(streambuf *sb); - ~streammarker(); - int saving() { return _spos == -2; } - int delta(streammarker&); - int delta(); -#endif -}; - -/* This is the structure from the libstdc++ codecvt class. */ -enum __codecvt_result -{ - __codecvt_ok, - __codecvt_partial, - __codecvt_error, - __codecvt_noconv -}; - -#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T -/* The order of the elements in the following struct must match the order - of the virtual functions in the libstdc++ codecvt class. */ -struct _IO_codecvt -{ - void (*__codecvt_destr) (struct _IO_codecvt *); - enum __codecvt_result (*__codecvt_do_out) (struct _IO_codecvt *, - __mbstate_t *, - const wchar_t *, - const wchar_t *, - const wchar_t **, char *, - char *, char **); - enum __codecvt_result (*__codecvt_do_unshift) (struct _IO_codecvt *, - __mbstate_t *, char *, - char *, char **); - enum __codecvt_result (*__codecvt_do_in) (struct _IO_codecvt *, - __mbstate_t *, - const char *, const char *, - const char **, wchar_t *, - wchar_t *, wchar_t **); - int (*__codecvt_do_encoding) (struct _IO_codecvt *); - int (*__codecvt_do_always_noconv) (struct _IO_codecvt *); - int (*__codecvt_do_length) (struct _IO_codecvt *, __mbstate_t *, - const char *, const char *, _IO_size_t); - int (*__codecvt_do_max_length) (struct _IO_codecvt *); - - _IO_iconv_t __cd_in; - _IO_iconv_t __cd_out; -}; - -/* Extra data for wide character streams. */ -struct _IO_wide_data -{ - wchar_t *_IO_read_ptr; /* Current read pointer */ - wchar_t *_IO_read_end; /* End of get area. */ - wchar_t *_IO_read_base; /* Start of putback+get area. */ - wchar_t *_IO_write_base; /* Start of put area. */ - wchar_t *_IO_write_ptr; /* Current put pointer. */ - wchar_t *_IO_write_end; /* End of put area. */ - wchar_t *_IO_buf_base; /* Start of reserve area. */ - wchar_t *_IO_buf_end; /* End of reserve area. */ - /* The following fields are used to support backing up and undo. */ - wchar_t *_IO_save_base; /* Pointer to start of non-current get area. */ - wchar_t *_IO_backup_base; /* Pointer to first valid character of - backup area */ - wchar_t *_IO_save_end; /* Pointer to end of non-current get area. */ - - __mbstate_t _IO_state; - __mbstate_t _IO_last_state; - struct _IO_codecvt _codecvt; - - wchar_t _shortbuf[1]; - - const struct _IO_jump_t *_wide_vtable; -}; -#endif - -struct _IO_FILE { - int _flags; /* High-order word is _IO_MAGIC; rest is flags. */ -#define _IO_file_flags _flags - - /* The following pointers correspond to the C++ streambuf protocol. */ - /* Note: Tk uses the _IO_read_ptr and _IO_read_end fields directly. */ - char* _IO_read_ptr; /* Current read pointer */ - char* _IO_read_end; /* End of get area. */ - char* _IO_read_base; /* Start of putback+get area. */ - char* _IO_write_base; /* Start of put area. */ - char* _IO_write_ptr; /* Current put pointer. */ - char* _IO_write_end; /* End of put area. */ - char* _IO_buf_base; /* Start of reserve area. */ - char* _IO_buf_end; /* End of reserve area. */ - /* The following fields are used to support backing up and undo. */ - char *_IO_save_base; /* Pointer to start of non-current get area. */ - char *_IO_backup_base; /* Pointer to first valid character of backup area */ - char *_IO_save_end; /* Pointer to end of non-current get area. */ - - struct _IO_marker *_markers; - - struct _IO_FILE *_chain; - - int _fileno; -#if 0 - int _blksize; -#else - int _flags2; -#endif - _IO_off_t _old_offset; /* This used to be _offset but it's too small. */ - -#define __HAVE_COLUMN /* temporary */ - /* 1+column number of pbase(); 0 is unknown. */ - unsigned short _cur_column; - signed char _vtable_offset; - char _shortbuf[1]; - - /* char* _save_gptr; char* _save_egptr; */ - - _IO_lock_t *_lock; -#ifdef _IO_USE_OLD_IO_FILE -}; - -struct _IO_FILE_complete -{ - struct _IO_FILE _file; -#endif -#if defined _G_IO_IO_FILE_VERSION && _G_IO_IO_FILE_VERSION == 0x20001 - _IO_off64_t _offset; -# if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T - /* Wide character stream stuff. */ - struct _IO_codecvt *_codecvt; - struct _IO_wide_data *_wide_data; - struct _IO_FILE *_freeres_list; - void *_freeres_buf; -# else - void *__pad1; - void *__pad2; - void *__pad3; - void *__pad4; -# endif - size_t __pad5; - int _mode; - /* Make sure we don't get into trouble again. */ - char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)]; -#endif -}; - -#ifndef __cplusplus -typedef struct _IO_FILE _IO_FILE; -#endif - -struct _IO_FILE_plus; - -extern struct _IO_FILE_plus _IO_2_1_stdin_; -extern struct _IO_FILE_plus _IO_2_1_stdout_; -extern struct _IO_FILE_plus _IO_2_1_stderr_; -#ifndef _LIBC -#define _IO_stdin ((_IO_FILE*)(&_IO_2_1_stdin_)) -#define _IO_stdout ((_IO_FILE*)(&_IO_2_1_stdout_)) -#define _IO_stderr ((_IO_FILE*)(&_IO_2_1_stderr_)) -#else -extern _IO_FILE *_IO_stdin attribute_hidden; -extern _IO_FILE *_IO_stdout attribute_hidden; -extern _IO_FILE *_IO_stderr attribute_hidden; -#endif - - -/* Functions to do I/O and file management for a stream. */ - -/* Read NBYTES bytes from COOKIE into a buffer pointed to by BUF. - Return number of bytes read. */ -typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes); - -/* Write N bytes pointed to by BUF to COOKIE. Write all N bytes - unless there is an error. Return number of bytes written. If - there is an error, return 0 and do not write anything. If the file - has been opened for append (__mode.__append set), then set the file - pointer to the end of the file and then do the write; if not, just - write at the current file pointer. */ -typedef __ssize_t __io_write_fn (void *__cookie, const char *__buf, - size_t __n); - -/* Move COOKIE's file position to *POS bytes from the - beginning of the file (if W is SEEK_SET), - the current position (if W is SEEK_CUR), - or the end of the file (if W is SEEK_END). - Set *POS to the new file position. - Returns zero if successful, nonzero if not. */ -typedef int __io_seek_fn (void *__cookie, _IO_off64_t *__pos, int __w); - -/* Close COOKIE. */ -typedef int __io_close_fn (void *__cookie); - - -#ifdef __USE_GNU -/* User-visible names for the above. */ -typedef __io_read_fn cookie_read_function_t; -typedef __io_write_fn cookie_write_function_t; -typedef __io_seek_fn cookie_seek_function_t; -typedef __io_close_fn cookie_close_function_t; - -/* The structure with the cookie function pointers. */ -typedef struct -{ - __io_read_fn *read; /* Read bytes. */ - __io_write_fn *write; /* Write bytes. */ - __io_seek_fn *seek; /* Seek/tell file position. */ - __io_close_fn *close; /* Close file. */ -} _IO_cookie_io_functions_t; -typedef _IO_cookie_io_functions_t cookie_io_functions_t; - -struct _IO_cookie_file; - -/* Initialize one of those. */ -extern void _IO_cookie_init (struct _IO_cookie_file *__cfile, int __read_write, - void *__cookie, _IO_cookie_io_functions_t __fns); -#endif - - -#ifdef __cplusplus -extern "C" { -#endif - -extern int __underflow (_IO_FILE *); -extern int __uflow (_IO_FILE *); -extern int __overflow (_IO_FILE *, int); -#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T -extern _IO_wint_t __wunderflow (_IO_FILE *); -extern _IO_wint_t __wuflow (_IO_FILE *); -extern _IO_wint_t __woverflow (_IO_FILE *, _IO_wint_t); -#endif - -#if __GNUC__ >= 3 -# define _IO_BE(expr, res) __builtin_expect ((expr), res) -#else -# define _IO_BE(expr, res) (expr) -#endif - -#define _IO_getc_unlocked(_fp) \ - (_IO_BE ((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end, 0) \ - ? __uflow (_fp) : *(unsigned char *) (_fp)->_IO_read_ptr++) -#define _IO_peekc_unlocked(_fp) \ - (_IO_BE ((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end, 0) \ - && __underflow (_fp) == EOF ? EOF \ - : *(unsigned char *) (_fp)->_IO_read_ptr) -#define _IO_putc_unlocked(_ch, _fp) \ - (_IO_BE ((_fp)->_IO_write_ptr >= (_fp)->_IO_write_end, 0) \ - ? __overflow (_fp, (unsigned char) (_ch)) \ - : (unsigned char) (*(_fp)->_IO_write_ptr++ = (_ch))) - -#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T -# define _IO_getwc_unlocked(_fp) \ - (_IO_BE ((_fp)->_wide_data == NULL \ - || ((_fp)->_wide_data->_IO_read_ptr \ - >= (_fp)->_wide_data->_IO_read_end), 0) \ - ? __wuflow (_fp) : (_IO_wint_t) *(_fp)->_wide_data->_IO_read_ptr++) -# define _IO_putwc_unlocked(_wch, _fp) \ - (_IO_BE ((_fp)->_wide_data == NULL \ - || ((_fp)->_wide_data->_IO_write_ptr \ - >= (_fp)->_wide_data->_IO_write_end), 0) \ - ? __woverflow (_fp, _wch) \ - : (_IO_wint_t) (*(_fp)->_wide_data->_IO_write_ptr++ = (_wch))) -#endif - -#define _IO_feof_unlocked(__fp) (((__fp)->_flags & _IO_EOF_SEEN) != 0) -#define _IO_ferror_unlocked(__fp) (((__fp)->_flags & _IO_ERR_SEEN) != 0) - -extern int _IO_getc (_IO_FILE *__fp); -extern int _IO_putc (int __c, _IO_FILE *__fp); -extern int _IO_feof (_IO_FILE *__fp) __THROW; -extern int _IO_ferror (_IO_FILE *__fp) __THROW; - -extern int _IO_peekc_locked (_IO_FILE *__fp); - -/* This one is for Emacs. */ -#define _IO_PENDING_OUTPUT_COUNT(_fp) \ - ((_fp)->_IO_write_ptr - (_fp)->_IO_write_base) - -extern void _IO_flockfile (_IO_FILE *) __THROW; -extern void _IO_funlockfile (_IO_FILE *) __THROW; -extern int _IO_ftrylockfile (_IO_FILE *) __THROW; - -#define _IO_peekc(_fp) _IO_peekc_unlocked (_fp) -#define _IO_flockfile(_fp) /**/ -#define _IO_funlockfile(_fp) /**/ -#define _IO_ftrylockfile(_fp) /**/ -#ifndef _IO_cleanup_region_start -#define _IO_cleanup_region_start(_fct, _fp) /**/ -#endif -#ifndef _IO_cleanup_region_end -#define _IO_cleanup_region_end(_Doit) /**/ -#endif - -#define _IO_need_lock(_fp) \ - (((_fp)->_flags2 & _IO_FLAGS2_NEED_LOCK) != 0) - -extern int _IO_vfscanf (_IO_FILE * __restrict, const char * __restrict, - _IO_va_list, int *__restrict); -extern int _IO_vfprintf (_IO_FILE *__restrict, const char *__restrict, - _IO_va_list); -extern _IO_ssize_t _IO_padn (_IO_FILE *, int, _IO_ssize_t); -extern _IO_size_t _IO_sgetn (_IO_FILE *, void *, _IO_size_t); - -extern _IO_off64_t _IO_seekoff (_IO_FILE *, _IO_off64_t, int, int); -extern _IO_off64_t _IO_seekpos (_IO_FILE *, _IO_off64_t, int); - -extern void _IO_free_backup_area (_IO_FILE *) __THROW; - -#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T -extern _IO_wint_t _IO_getwc (_IO_FILE *__fp); -extern _IO_wint_t _IO_putwc (wchar_t __wc, _IO_FILE *__fp); -extern int _IO_fwide (_IO_FILE *__fp, int __mode) __THROW; -# if __GNUC__ >= 2 -/* While compiling glibc we have to handle compatibility with very old - versions. */ -# if defined _LIBC && defined SHARED -# include -# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1) -# define _IO_fwide_maybe_incompatible \ - (__builtin_expect (&_IO_stdin_used == NULL, 0)) -extern const int _IO_stdin_used; -weak_extern (_IO_stdin_used); -# endif -# endif -# ifndef _IO_fwide_maybe_incompatible -# define _IO_fwide_maybe_incompatible (0) -# endif -/* A special optimized version of the function above. It optimizes the - case of initializing an unoriented byte stream. */ -# define _IO_fwide(__fp, __mode) \ - ({ int __result = (__mode); \ - if (__result < 0 && ! _IO_fwide_maybe_incompatible) \ - { \ - if ((__fp)->_mode == 0) \ - /* We know that all we have to do is to set the flag. */ \ - (__fp)->_mode = -1; \ - __result = (__fp)->_mode; \ - } \ - else if (__builtin_constant_p (__mode) && (__mode) == 0) \ - __result = _IO_fwide_maybe_incompatible ? -1 : (__fp)->_mode; \ - else \ - __result = _IO_fwide (__fp, __result); \ - __result; }) -# endif - -extern int _IO_vfwscanf (_IO_FILE * __restrict, const wchar_t * __restrict, - _IO_va_list, int *__restrict); -extern int _IO_vfwprintf (_IO_FILE *__restrict, const wchar_t *__restrict, - _IO_va_list); -extern _IO_ssize_t _IO_wpadn (_IO_FILE *, wint_t, _IO_ssize_t); -extern void _IO_free_wbackup_area (_IO_FILE *) __THROW; -#endif - -#ifdef __LDBL_COMPAT -# include -#endif - -#ifdef __cplusplus -} -#endif - -#endif /* _IO_STDIO_H */ diff --git a/libio/oldfmemopen.c b/libio/oldfmemopen.c index c2fef8d942..aeea2969d9 100644 --- a/libio/oldfmemopen.c +++ b/libio/oldfmemopen.c @@ -71,7 +71,6 @@ #if SHLIB_COMPAT (libc, GLIBC_2_2, GLIBC_2_22) #include -#include #include #include #include diff --git a/libio/stdio.h b/libio/stdio.h index 47490c8299..6798cf1afb 100644 --- a/libio/stdio.h +++ b/libio/stdio.h @@ -38,7 +38,7 @@ __BEGIN_DECLS #define _STDIO_USES_IOSTREAM -#include +#include #if defined __USE_XOPEN || defined __USE_XOPEN2K8 # ifdef __GNUC__ diff --git a/libio/strfile.h b/libio/strfile.h index 74bd4eb269..494526b142 100644 --- a/libio/strfile.h +++ b/libio/strfile.h @@ -24,10 +24,7 @@ This exception applies to code released by its copyright holders in files containing the exception. */ -#include -#ifdef TODO -Merge into libio.h ? -#endif +#include typedef void *(*_IO_alloc_type) (_IO_size_t); typedef void (*_IO_free_type) (void*); diff --git a/scripts/check-installed-headers.sh b/scripts/check-installed-headers.sh index 4cbef0ea49..a5e37c3229 100644 --- a/scripts/check-installed-headers.sh +++ b/scripts/check-installed-headers.sh @@ -84,6 +84,11 @@ for header in "$@"; do (sys/elf.h) continue;; + # libio.h and _G_config.h are deprecation stubs containing #warnings + # to use stdio.h instead. + (libio.h | _G_config.h) + continue;; + # sys/sysctl.h is unsupported for x32. (sys/sysctl.h) case "$is_x32" in diff --git a/stdio-common/vfscanf.c b/stdio-common/vfscanf.c index 7d9d17bd84..5bfbc37ad9 100644 --- a/stdio-common/vfscanf.c +++ b/stdio-common/vfscanf.c @@ -72,7 +72,6 @@ #include #include -#include #undef va_list #define va_list _IO_va_list diff --git a/sysdeps/pthread/flockfile.c b/sysdeps/pthread/flockfile.c index a8e6c28ed9..14c1be1d80 100644 --- a/sysdeps/pthread/flockfile.c +++ b/sysdeps/pthread/flockfile.c @@ -18,7 +18,6 @@ #include #include -#include #include diff --git a/sysdeps/pthread/funlockfile.c b/sysdeps/pthread/funlockfile.c index 2389ad4fbf..9f5463448f 100644 --- a/sysdeps/pthread/funlockfile.c +++ b/sysdeps/pthread/funlockfile.c @@ -18,7 +18,6 @@ #include #include -#include #include diff --git a/sysdeps/unix/sysv/linux/_G_config.h b/sysdeps/unix/sysv/linux/bits/_G_config.h similarity index 84% rename from sysdeps/unix/sysv/linux/_G_config.h rename to sysdeps/unix/sysv/linux/bits/_G_config.h index 3bc6cfd595..9994869098 100644 --- a/sysdeps/unix/sysv/linux/_G_config.h +++ b/sysdeps/unix/sysv/linux/bits/_G_config.h @@ -1,8 +1,12 @@ /* This file is needed by libio to define various configuration parameters. These are always the same in the GNU C library. */ -#ifndef _G_config_h -#define _G_config_h 1 +#ifndef _BITS_G_CONFIG_H +#define _BITS_G_CONFIG_H 1 + +#if !defined _BITS_LIBIO_H && !defined _G_CONFIG_H +# error "Never include directly; use instead." +#endif /* Define types for libio in terms of the standard internal type names. */ @@ -56,4 +60,4 @@ typedef union #define _G_BUFSIZ 8192 -#endif /* _G_config.h */ +#endif /* bits/_G_config.h */