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b7843ea9 | 1 | /* getsid -- Return session ID of a process. Hurd version. |
688903eb | 2 | Copyright (C) 1995-2018 Free Software Foundation, Inc. |
478b92f0 | 3 | This file is part of the GNU C Library. |
b7843ea9 | 4 | |
478b92f0 | 5 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
b7843ea9 | 9 | |
478b92f0 UD |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
b7843ea9 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
b7843ea9 RM |
18 | |
19 | #include <sys/types.h> | |
20 | #include <unistd.h> | |
21 | #include <errno.h> | |
22 | #include <hurd.h> | |
23 | ||
24 | pid_t | |
25 | getsid (pid_t pid) | |
26 | { | |
27 | error_t err; | |
28 | pid_t sid; | |
29 | ||
7aaa1734 RM |
30 | if (pid == 0) |
31 | pid = _hurd_pid; | |
32 | ||
b7843ea9 RM |
33 | err = __USEPORT (PROC, __proc_getsid (port, pid, &sid)); |
34 | if (err) | |
35 | return (pid_t) __hurd_fail (err); | |
36 | return sid; | |
37 | } | |
c41f555e | 38 | libc_hidden_def (getsid) |