mirror of
git://sourceware.org/git/glibc.git
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874aa52349
__isoc99_sscanf, __isoc99_vscanf): New prototypes. (__isoc99_vsscanf, __isoc99_vfscanf): New prototypes, add libc_hidden_proto. * include/wchar.h (__isoc99_fwscanf, __isoc99_wscanf, __isoc99_swscanf, __isoc99_vwscanf): New prototypes. (__isoc99_vswscanf, __isoc99_vfwscanf): New prototypes, add libc_hidden_proto. * libio/stdio.h (fscanf, scanf, sscanf, vfscanf, vscanf, vsscanf): Redirect to __isoc99_* if strict ISO C99 or POSIX conformance requested. * wcsmbs/wchar.h (fwscanf, wscanf, swscanf, vfwscanf, vwscanf, vswscanf): Redirect to __isoc99_* if strict ISO C99 or POSIX conformance requested. * libio/bits/stdio-ldbl.h (fscanf, scanf, sscanf, vfscanf, vscanf, vsscanf): Redirect to __nldbl___isoc99_* if strict ISO C99 or POSIX conformance requested. * wcsmbs/bits/wchar-ldbl.h (fwscanf, wscanf, swscanf, vfwscanf, vwscanf, vswscanf): Redirect to __nldbl___isoc99_* if strict ISO C99 or POSIX conformance requested. * stdio-common/Versions (libc): Export __isoc99_scanf@@GLIBC_2.7, __isoc99_vscanf@@GLIBC_2.7, __isoc99_fscanf@@GLIBC_2.7, __isoc99_vfscanf@@GLIBC_2.7, __isoc99_sscanf@@GLIBC_2.7 and __isoc99_vsscanf@@GLIBC_2.7. * stdio-common/Makefile (routines): Add isoc99_scanf, isoc99_vscanf, isoc99_fscanf, isoc99_vfscanf, isoc99_sscanf and isoc99_vsscanf. (tests): Add scanf14. (CFLAGS-vfprintf.c, CFLAGS-fprintf.c, CFLAGS-printf.c, CFLAGS-vfwprintf.c, CFLAGS-vfscanf.c, CFLAGS-vfwscanf.c, CFLAGS-fscanf.c, CFLAGS-scanf.c, CFLAGS-isoc99_vfscanf.c, CFLAGS-isoc99_vscanf.c, CFLAGS-isoc99_fscanf.c, CFLAGS-isoc99_scanf.c): Add $(exceptions). (CFLAGS-scanf15.c): Add various -I paths to prevent the compiler from using internal headers. * wcsmbs/Versions (libc): Export __isoc99_wscanf@@GLIBC_2.7, __isoc99_vwscanf@@GLIBC_2.7, __isoc99_fwscanf@@GLIBC_2.7, __isoc99_vfwscanf@@GLIBC_2.7, __isoc99_swscanf@@GLIBC_2.7 and __isoc99_vswscanf@@GLIBC_2.7. * wcsmbs/Makefile (routines): Add isoc99_wscanf, isoc99_vwscanf, isoc99_fwscanf, isoc99_vfwscanf, isoc99_swscanf and isoc99_vswscanf. (CFLAGS-isoc99_wscanf.c, CFLAGS-isoc99_fwscanf.c, CFLAGS-isoc99_vwscanf.c, CFLAGS-isoc99_vfwscanf.c): Add $(exceptions). (CPPFLAGS): Add -D_IO_MTSAFE_IO if needed. * stdio-common/isoc99_scanf.c: New file. * stdio-common/isoc99_vsscanf.c: New file. * stdio-common/isoc99_vscanf.c: New file. * stdio-common/isoc99_vfscanf.c: New file. * stdio-common/isoc99_fscanf.c: New file. * stdio-common/isoc99_sscanf.c: New file. * wcsmbs/isoc99_fwscanf.c: New file. * wcsmbs/isoc99_vswscanf.c: New file. * wcsmbs/isoc99_swscanf.c: New file. * wcsmbs/isoc99_wscanf.c: New file. * wcsmbs/isoc99_vwscanf.c: New file. * wcsmbs/isoc99_vfwscanf.c: New file. * libio/libio.h (_IO_FLAGS2_SCANF_STD): Define. * libio/libioP.h (_IO_acquire_lock_clear_flags2_fct): Also clear _IO_FLAGS2_SCANF_STD bit from _flags2. * stdio-common/vfscanf.c (_IO_vfscanf_internal): Don't handle %as, %aS and %a[ if _IO_FLAGS2_SCANF_STD is set in _flags2. * stdio-common/scanf14.c: New test. * stdio-common/scanf15.c: New test. * sysdeps/ieee754/ldbl-opt/Makefile (libnldbl-calls): Add isoc99_scanf, isoc99_fscanf, isoc99_sscanf, isoc99_vscanf, isoc99_vfscanf, isoc99_vsscanf, isoc99_wscanf, isoc99_fwscanf, isoc99_swscanf, isoc99_vwscanf, isoc99_vfwscanf and isoc99_vswscanf. * sysdeps/ieee754/ldbl-opt/Versions (libc): Export __nldbl___isoc99_scanf@@GLIBC_2.7, __nldbl___isoc99_fscanf@@GLIBC_2.7, __nldbl___isoc99_sscanf@@GLIBC_2.7, __nldbl___isoc99_vscanf@@GLIBC_2.7, __nldbl___isoc99_vfscanf@@GLIBC_2.7, __nldbl___isoc99_vsscanf@@GLIBC_2.7, __nldbl___isoc99_wscanf@@GLIBC_2.7, __nldbl___isoc99_fwscanf@@GLIBC_2.7, __nldbl___isoc99_swscanf@@GLIBC_2.7, __nldbl___isoc99_vwscanf@@GLIBC_2.7, __nldbl___isoc99_vfwscanf@@GLIBC_2.7 and __nldbl___isoc99_vswscanf@@GLIBC_2.7. * sysdeps/ieee754/ldbl-opt/nldbl-compat.h (__isoc99_scanf, __isoc99_fscanf, __isoc99_sscanf, __isoc99_vscanf, __isoc99_vfscanf, __isoc99_vsscanf, __isoc99_wscanf, __isoc99_fwscanf, __isoc99_swscanf, __isoc99_vwscanf, __isoc99_vfwscanf, __isoc99_vswscanf): Add NLDBL_DECL. * sysdeps/ieee754/ldbl-opt/nldbl-compat.c (__nldbl___isoc99_scanf, __nldbl___isoc99_fscanf, __nldbl___isoc99_sscanf, __nldbl___isoc99_vscanf, __nldbl___isoc99_vfscanf, __nldbl___isoc99_vsscanf, __nldbl___isoc99_wscanf, __nldbl___isoc99_fwscanf, __nldbl___isoc99_swscanf, __nldbl___isoc99_vwscanf, __nldbl___isoc99_vfwscanf, __nldbl___isoc99_vswscanf): New functions. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_vfscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_swscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_vwscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_wscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_scanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_sscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_vsscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_fwscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_vfwscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_vswscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_vscanf.c: New file. * sysdeps/ieee754/ldbl-opt/nldbl-isoc99_fscanf.c: New file. * stdio-common/Makefile (tests): Add scanf13. (scanf13-ENV): New. * stdio-common/vfscanf.c (_IO_vfscanf_internal): Handle m modifier followed by l. (STRING_ARG): Add width argument. (_IO_vfscanf_internal) <case L_('c')>: Handle %mc. <case L_('C')>: Handle %mlc and %mC. <case L_('s'), case L_('S'), case L_('[')>: Adjust STRING_ARG arguments. * stdio-common/scanf13.c: New test. * libio/libioP.h (_IO_acquire_lock_clear_flags2_fct): Clear the _IO_FLAGS2_FORTIFY bit from _flags2 rather than _flags. type and __THROW marker of splice, vmsplice, and tee.
554 lines
17 KiB
C++
554 lines
17 KiB
C++
/* Copyright (C) 1991-1995,1997-2006,2007 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Written by Per Bothner <bothner@cygnus.com>.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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As a special exception, if you link the code in this file with
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files compiled with a GNU compiler to produce an executable,
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that does not cause the resulting executable to be covered by
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the GNU Lesser General Public License. This exception does not
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however invalidate any other reasons why the executable file
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might be covered by the GNU Lesser General Public License.
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This exception applies to code released by its copyright holders
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in files containing the exception. */
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#ifndef _IO_STDIO_H
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#define _IO_STDIO_H
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#include <_G_config.h>
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/* ALL of these should be defined in _G_config.h */
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#define _IO_pos_t _G_fpos_t /* obsolete */
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#define _IO_fpos_t _G_fpos_t
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#define _IO_fpos64_t _G_fpos64_t
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#define _IO_size_t _G_size_t
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#define _IO_ssize_t _G_ssize_t
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#define _IO_off_t _G_off_t
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#define _IO_off64_t _G_off64_t
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#define _IO_pid_t _G_pid_t
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#define _IO_uid_t _G_uid_t
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#define _IO_iconv_t _G_iconv_t
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#define _IO_HAVE_SYS_WAIT _G_HAVE_SYS_WAIT
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#define _IO_HAVE_ST_BLKSIZE _G_HAVE_ST_BLKSIZE
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#define _IO_BUFSIZ _G_BUFSIZ
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#define _IO_va_list _G_va_list
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#define _IO_wint_t _G_wint_t
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#ifdef _G_NEED_STDARG_H
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/* This define avoids name pollution if we're using GNU stdarg.h */
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# define __need___va_list
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# include <stdarg.h>
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# ifdef __GNUC_VA_LIST
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# undef _IO_va_list
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# define _IO_va_list __gnuc_va_list
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# endif /* __GNUC_VA_LIST */
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#endif
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#ifndef __P
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# if _G_HAVE_SYS_CDEFS
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# include <sys/cdefs.h>
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# else
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# ifdef __STDC__
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# define __P(p) p
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# define __PMT(p) p
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# else
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# define __P(p) ()
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# define __PMT(p) ()
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# endif
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# endif
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#endif /*!__P*/
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/* For backward compatibility */
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#ifndef _PARAMS
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# define _PARAMS(protos) __P(protos)
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#endif /*!_PARAMS*/
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#ifndef __STDC__
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# ifndef const
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# define const
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# endif
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#endif
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#define _IO_UNIFIED_JUMPTABLES 1
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#ifndef _G_HAVE_PRINTF_FP
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# define _IO_USE_DTOA 1
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#endif
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#ifndef EOF
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# define EOF (-1)
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#endif
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#ifndef NULL
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# if defined __GNUG__ && \
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(__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8))
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# define NULL (__null)
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# else
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# if !defined(__cplusplus)
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# define NULL ((void*)0)
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# else
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# define NULL (0)
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# endif
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# endif
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#endif
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#define _IOS_INPUT 1
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#define _IOS_OUTPUT 2
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#define _IOS_ATEND 4
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#define _IOS_APPEND 8
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#define _IOS_TRUNC 16
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#define _IOS_NOCREATE 32
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#define _IOS_NOREPLACE 64
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#define _IOS_BIN 128
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/* Magic numbers and bits for the _flags field.
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The magic numbers use the high-order bits of _flags;
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the remaining bits are available for variable flags.
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Note: The magic numbers must all be negative if stdio
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emulation is desired. */
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#define _IO_MAGIC 0xFBAD0000 /* Magic number */
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#define _OLD_STDIO_MAGIC 0xFABC0000 /* Emulate old stdio. */
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#define _IO_MAGIC_MASK 0xFFFF0000
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#define _IO_USER_BUF 1 /* User owns buffer; don't delete it on close. */
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#define _IO_UNBUFFERED 2
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#define _IO_NO_READS 4 /* Reading not allowed */
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#define _IO_NO_WRITES 8 /* Writing not allowd */
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#define _IO_EOF_SEEN 0x10
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#define _IO_ERR_SEEN 0x20
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#define _IO_DELETE_DONT_CLOSE 0x40 /* Don't call close(_fileno) on cleanup. */
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#define _IO_LINKED 0x80 /* Set if linked (using _chain) to streambuf::_list_all.*/
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#define _IO_IN_BACKUP 0x100
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#define _IO_LINE_BUF 0x200
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#define _IO_TIED_PUT_GET 0x400 /* Set if put and get pointer logicly tied. */
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#define _IO_CURRENTLY_PUTTING 0x800
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#define _IO_IS_APPENDING 0x1000
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#define _IO_IS_FILEBUF 0x2000
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#define _IO_BAD_SEEN 0x4000
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#define _IO_USER_LOCK 0x8000
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#define _IO_FLAGS2_MMAP 1
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#define _IO_FLAGS2_NOTCANCEL 2
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#ifdef _LIBC
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# define _IO_FLAGS2_FORTIFY 4
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#endif
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#define _IO_FLAGS2_USER_WBUF 8
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#ifdef _LIBC
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# define _IO_FLAGS2_SCANF_STD 16
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#endif
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/* These are "formatting flags" matching the iostream fmtflags enum values. */
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#define _IO_SKIPWS 01
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#define _IO_LEFT 02
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#define _IO_RIGHT 04
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#define _IO_INTERNAL 010
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#define _IO_DEC 020
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#define _IO_OCT 040
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#define _IO_HEX 0100
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#define _IO_SHOWBASE 0200
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#define _IO_SHOWPOINT 0400
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#define _IO_UPPERCASE 01000
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#define _IO_SHOWPOS 02000
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#define _IO_SCIENTIFIC 04000
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#define _IO_FIXED 010000
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#define _IO_UNITBUF 020000
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#define _IO_STDIO 040000
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#define _IO_DONT_CLOSE 0100000
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#define _IO_BOOLALPHA 0200000
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struct _IO_jump_t; struct _IO_FILE;
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/* Handle lock. */
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#ifdef _IO_MTSAFE_IO
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# if defined __GLIBC__ && __GLIBC__ >= 2
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# include <bits/stdio-lock.h>
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# else
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/*# include <comthread.h>*/
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# endif
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#else
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typedef void _IO_lock_t;
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#endif
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/* A streammarker remembers a position in a buffer. */
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struct _IO_marker {
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struct _IO_marker *_next;
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struct _IO_FILE *_sbuf;
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/* If _pos >= 0
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it points to _buf->Gbase()+_pos. FIXME comment */
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/* if _pos < 0, it points to _buf->eBptr()+_pos. FIXME comment */
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int _pos;
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#if 0
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void set_streampos(streampos sp) { _spos = sp; }
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void set_offset(int offset) { _pos = offset; _spos = (streampos)(-2); }
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public:
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streammarker(streambuf *sb);
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~streammarker();
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int saving() { return _spos == -2; }
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int delta(streammarker&);
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int delta();
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#endif
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};
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/* This is the structure from the libstdc++ codecvt class. */
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enum __codecvt_result
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{
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__codecvt_ok,
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__codecvt_partial,
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__codecvt_error,
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__codecvt_noconv
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};
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#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T
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/* The order of the elements in the following struct must match the order
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of the virtual functions in the libstdc++ codecvt class. */
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struct _IO_codecvt
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{
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void (*__codecvt_destr) (struct _IO_codecvt *);
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enum __codecvt_result (*__codecvt_do_out) (struct _IO_codecvt *,
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__mbstate_t *,
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const wchar_t *,
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const wchar_t *,
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const wchar_t **, char *,
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char *, char **);
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enum __codecvt_result (*__codecvt_do_unshift) (struct _IO_codecvt *,
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__mbstate_t *, char *,
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char *, char **);
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enum __codecvt_result (*__codecvt_do_in) (struct _IO_codecvt *,
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__mbstate_t *,
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const char *, const char *,
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const char **, wchar_t *,
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wchar_t *, wchar_t **);
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int (*__codecvt_do_encoding) (struct _IO_codecvt *);
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int (*__codecvt_do_always_noconv) (struct _IO_codecvt *);
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int (*__codecvt_do_length) (struct _IO_codecvt *, __mbstate_t *,
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const char *, const char *, _IO_size_t);
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int (*__codecvt_do_max_length) (struct _IO_codecvt *);
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_IO_iconv_t __cd_in;
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_IO_iconv_t __cd_out;
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};
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/* Extra data for wide character streams. */
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struct _IO_wide_data
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{
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wchar_t *_IO_read_ptr; /* Current read pointer */
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wchar_t *_IO_read_end; /* End of get area. */
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wchar_t *_IO_read_base; /* Start of putback+get area. */
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wchar_t *_IO_write_base; /* Start of put area. */
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wchar_t *_IO_write_ptr; /* Current put pointer. */
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wchar_t *_IO_write_end; /* End of put area. */
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wchar_t *_IO_buf_base; /* Start of reserve area. */
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wchar_t *_IO_buf_end; /* End of reserve area. */
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/* The following fields are used to support backing up and undo. */
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wchar_t *_IO_save_base; /* Pointer to start of non-current get area. */
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wchar_t *_IO_backup_base; /* Pointer to first valid character of
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backup area */
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wchar_t *_IO_save_end; /* Pointer to end of non-current get area. */
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__mbstate_t _IO_state;
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__mbstate_t _IO_last_state;
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struct _IO_codecvt _codecvt;
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wchar_t _shortbuf[1];
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const struct _IO_jump_t *_wide_vtable;
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};
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#endif
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struct _IO_FILE {
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int _flags; /* High-order word is _IO_MAGIC; rest is flags. */
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#define _IO_file_flags _flags
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/* The following pointers correspond to the C++ streambuf protocol. */
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/* Note: Tk uses the _IO_read_ptr and _IO_read_end fields directly. */
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char* _IO_read_ptr; /* Current read pointer */
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char* _IO_read_end; /* End of get area. */
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char* _IO_read_base; /* Start of putback+get area. */
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char* _IO_write_base; /* Start of put area. */
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char* _IO_write_ptr; /* Current put pointer. */
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char* _IO_write_end; /* End of put area. */
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char* _IO_buf_base; /* Start of reserve area. */
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char* _IO_buf_end; /* End of reserve area. */
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/* The following fields are used to support backing up and undo. */
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char *_IO_save_base; /* Pointer to start of non-current get area. */
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char *_IO_backup_base; /* Pointer to first valid character of backup area */
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char *_IO_save_end; /* Pointer to end of non-current get area. */
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struct _IO_marker *_markers;
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struct _IO_FILE *_chain;
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int _fileno;
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#if 0
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int _blksize;
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#else
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int _flags2;
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#endif
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_IO_off_t _old_offset; /* This used to be _offset but it's too small. */
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#define __HAVE_COLUMN /* temporary */
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/* 1+column number of pbase(); 0 is unknown. */
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unsigned short _cur_column;
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signed char _vtable_offset;
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char _shortbuf[1];
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/* char* _save_gptr; char* _save_egptr; */
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_IO_lock_t *_lock;
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#ifdef _IO_USE_OLD_IO_FILE
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};
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struct _IO_FILE_complete
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{
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struct _IO_FILE _file;
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|
#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;
|
|
size_t _freeres_size;
|
|
# else
|
|
void *__pad1;
|
|
void *__pad2;
|
|
void *__pad3;
|
|
void *__pad4;
|
|
size_t __pad5;
|
|
# endif
|
|
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, or -1 if
|
|
there is an error without writing 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 _GNU_SOURCE
|
|
/* 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->_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->_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;
|
|
|
|
#ifdef _IO_MTSAFE_IO
|
|
# define _IO_peekc(_fp) _IO_peekc_locked (_fp)
|
|
# define _IO_flockfile(_fp) \
|
|
if (((_fp)->_flags & _IO_USER_LOCK) == 0) _IO_flockfile (_fp)
|
|
# define _IO_funlockfile(_fp) \
|
|
if (((_fp)->_flags & _IO_USER_LOCK) == 0) _IO_funlockfile (_fp)
|
|
#else
|
|
# define _IO_peekc(_fp) _IO_peekc_unlocked (_fp)
|
|
# define _IO_flockfile(_fp) /**/
|
|
# define _IO_funlockfile(_fp) /**/
|
|
# define _IO_ftrylockfile(_fp) /**/
|
|
# define _IO_cleanup_region_start(_fct, _fp) /**/
|
|
# define _IO_cleanup_region_end(_Doit) /**/
|
|
#endif /* !_IO_MTSAFE_IO */
|
|
|
|
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 <shlib-compat.h>
|
|
# 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 <bits/libio-ldbl.h>
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* _IO_STDIO_H */
|