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2000-07-18 Benjamin Kosnik <bkoz@soma.redhat.com> * acinclude.m4: Tweaks. * config/c_io_libio.cc: Tweaks. * bits/sstream.tcc (stringbuf::pbackfail): Simplify. * libio/_G_config.h: Don't define _G_HAVE_ST_BLKSIZE. * libio/[iofwide.c, wfiledoalloc.c, wfiteopos.c, wgenops.c]: New files. * libio/iofclose.c iofopen.c, stdio.c: New files. * libio/Makefile.am: Add files, add flags, etc. * src/Makefile.am (sources): Add filebuf.cc. * acinclude.m4 (GLIBCPP_CHECK_WCHAR_T_SUPPORT): (GLIBCPP_ENABLE_CSTDIO): Versioning testing, etc etc. From-SVN: r35127
72 lines
2.9 KiB
C
72 lines
2.9 KiB
C
/* Copyright (C) 1993, 1994, 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU IO Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2, or (at
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your option) any later version.
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This library is distributed in the hope that it will be useful, but
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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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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this library; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA.
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As a special exception, if you link this library with files
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compiled with a GNU compiler to produce an executable, this does
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not cause the resulting executable to be covered by the GNU General
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Public License. This exception does not however invalidate any
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other reasons why the executable file might be covered by the GNU
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General Public License. */
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/* This file provides definitions of _IO_stdin, _IO_stdout, and _IO_stderr
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for C code. Compare stdstreams.cc.
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(The difference is that here the vtable field is set to 0,
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so the objects defined are not valid C++ objects. On the other
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hand, we don't need a C++ compiler to build this file.) */
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#include "libioP.h"
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#ifdef _IO_MTSAFE_IO
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# if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T
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# define DEF_STDFILE(NAME, FD, CHAIN, FLAGS) \
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static _IO_lock_t _IO_stdfile_##FD##_lock = _IO_lock_initializer; \
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static struct _IO_wide_data _IO_wide_data_##FD \
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= { ._wide_vtable = &_IO_wfile_jumps }; \
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struct _IO_FILE_plus NAME \
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= {FILEBUF_LITERAL(CHAIN, FLAGS, FD, &_IO_wide_data_##FD), \
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&_IO_file_jumps};
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# else
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# define DEF_STDFILE(NAME, FD, CHAIN, FLAGS) \
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static _IO_lock_t _IO_stdfile_##FD##_lock = _IO_lock_initializer; \
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struct _IO_FILE_plus NAME \
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= {FILEBUF_LITERAL(CHAIN, FLAGS, FD, NULL), \
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&_IO_file_jumps};
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# endif
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#else
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# if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T
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# define DEF_STDFILE(NAME, FD, CHAIN, FLAGS) \
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static struct _IO_wide_data _IO_wide_data_##FD \
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= { ._wide_vtable = &_IO_wfile_jumps }; \
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struct _IO_FILE_plus NAME \
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= {FILEBUF_LITERAL(CHAIN, FLAGS, FD, &_IO_wide_data_##FD), \
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&_IO_file_jumps};
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# else
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# define DEF_STDFILE(NAME, FD, CHAIN, FLAGS) \
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struct _IO_FILE_plus NAME \
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= {FILEBUF_LITERAL(CHAIN, FLAGS, FD, NULL), \
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&_IO_file_jumps};
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# endif
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#endif
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DEF_STDFILE(_IO_2_1_stdin_, 0, 0, _IO_NO_WRITES);
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DEF_STDFILE(_IO_2_1_stdout_, 1, &_IO_2_1_stdin_, _IO_NO_READS);
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DEF_STDFILE(_IO_2_1_stderr_, 2, &_IO_2_1_stdout_, _IO_NO_READS+_IO_UNBUFFERED);
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struct _IO_FILE_plus *_IO_list_all = &_IO_2_1_stderr_;
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