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52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
/* Copyright (C) 1991-2017 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 <hurd.h>
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#include <hurd/port.h>
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static inline mach_port_t
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get (const int idx)
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{
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mach_port_t result;
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error_t err = _hurd_ports_get (idx, &result);
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if (err)
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return __hurd_fail (err), MACH_PORT_NULL;
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return result;
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}
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#define GET(type, what, idx) \
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type get##what (void) { return get (INIT_PORT_##idx); }
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static inline int
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set (const int idx, mach_port_t new)
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{
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error_t err = _hurd_ports_set (idx, new);
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return err ? __hurd_fail (err) : 0;
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}
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#define SET(type, what, idx) \
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int set##what (type new) { return set (INIT_PORT_##idx, new); }
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#define GETSET(type, what, idx) \
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GET (type, what, idx) SET (type, what, idx)
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GETSET (process_t, proc, PROC)
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GETSET (mach_port_t, cttyid, CTTYID)
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GETSET (file_t, cwdir, CWDIR)
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GETSET (file_t, crdir, CRDIR)
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GETSET (auth_t, auth, AUTH)
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