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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
73 lines
1.8 KiB
C
73 lines
1.8 KiB
C
/* Copyright (C) 1991, 1994, 1995, 1997, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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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#include <errno.h>
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#include <stdio.h>
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#include <hurd/fd.h>
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#include <fcntl.h>
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#include <hurd/io.h>
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/* Defined in fopen.c. */
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extern int __getmode (const char *mode, __io_mode *mptr);
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/* Open a new stream on a given system file descriptor. */
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FILE *
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__fdopen (fd, mode)
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int fd;
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const char *mode;
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{
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FILE *stream;
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__io_mode m;
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struct hurd_fd *d;
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error_t err;
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int openmodes;
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if (!__getmode (mode, &m))
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return NULL;
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HURD_CRITICAL_BEGIN;
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d = _hurd_fd_get (fd);
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if (d == NULL)
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err = EBADF;
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else
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err = HURD_FD_PORT_USE (d, __io_get_openmodes (port, &openmodes));
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HURD_CRITICAL_END;
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if (err)
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return __hurd_dfail (fd, err), NULL;
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/* Check the access mode. */
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if ((m.__read && !(openmodes & O_READ)) ||
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(m.__write && !(openmodes & O_WRITE)))
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{
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errno = EBADF;
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return NULL;
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}
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stream = __newstream ();
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if (stream == NULL)
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return NULL;
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stream->__cookie = d;
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stream->__mode = m;
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return stream;
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}
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weak_alias (__fdopen, fdopen)
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