43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/* _hurd_fd_write -- write to a file descriptor; handles job control et al.
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Copyright (C) 1993-2017 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, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <unistd.h>
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#include <hurd.h>
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#include <hurd/fd.h>
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error_t
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_hurd_fd_write (struct hurd_fd *fd,
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const void *buf, size_t *nbytes, loff_t offset)
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{
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error_t err;
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mach_msg_type_number_t wrote;
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error_t writefd (io_t port)
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{
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return __io_write (port, buf, *nbytes, offset, &wrote);
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}
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err = HURD_FD_PORT_USE (fd, _hurd_ctty_output (port, ctty, writefd));
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if (! err)
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*nbytes = wrote;
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return err;
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}
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