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44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
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/* Copyright (C) 1991, 1992, 1993, 1994 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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <ansidecl.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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/* Change the current root directory to FD. */
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int
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DEFUN(fchroot, (fd), int fd)
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{
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error_t err;
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file_t dir;
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err = __USEPORT (CRDIR,
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({ file_t crdir = port;
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HURD_DPORT_USE (fd,
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__hurd_file_name_lookup (crdir, port, "",
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0, 0, &dir));
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}));
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if (err)
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return __hurd_fail (err);
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_hurd_port_set (&_hurd_ports[INIT_PORT_CRDIR], dir);
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return 0;
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}
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