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39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
/* getsid -- Return session ID of a process. Hurd version.
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Copyright (C) 1995,97,2002 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 <sys/types.h>
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#include <unistd.h>
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#include <errno.h>
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#include <hurd.h>
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pid_t
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getsid (pid_t pid)
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{
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error_t err;
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pid_t sid;
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if (pid == 0)
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pid = _hurd_pid;
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err = __USEPORT (PROC, __proc_getsid (port, pid, &sid));
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if (err)
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return (pid_t) __hurd_fail (err);
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return sid;
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}
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libc_hidden_def (getsid)
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