source: trunk/kernel/syscalls/sys_thread_sleep.c @ 1

Last change on this file since 1 was 1, checked in by alain, 5 years ago

First import

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1/*
2 * kern/sys_thread_sleep.c - puts the current thread in sleep state
3 *
4 * Copyright (c) 2008,2009,2010,2011,2012 Ghassan Almaless
5 * Copyright (c) 2011,2012 UPMC Sorbonne Universites
6 *
7 * This file is part of ALMOS-kernel.
8 *
9 * ALMOS-kernel is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; version 2.0 of the License.
12 *
13 * ALMOS-kernel is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with ALMOS-kernel; if not, write to the Free Software Foundation,
20 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23#include <scheduler.h>
24#include <thread.h>
25#include <task.h>
26
27int sys_thread_sleep()
28{
29        struct thread_s *this;
30
31        this = current_thread;
32
33        if(this->info.isTraced == true)
34        {
35                printk(INFO, "%s: cpu %d, pid %d, tid %d, asked to go sleep [%d]\n", 
36                       __FUNCTION__,
37                       cpu_get_id(),
38                       this->task->pid,
39                       this->info.order,
40                       cpu_time_stamp());
41        }
42
43        thread_set_cap_wakeup(this);
44        sched_sleep(this);
45 
46        if(this->info.isTraced == true)
47        {
48                printk(INFO, "%s: cpu %d, pid %d, tid %d, resuming [%d]\n",
49                       __FUNCTION__,
50                       cpu_get_id(),
51                       this->task->pid,
52                       this->info.order,
53                       cpu_time_stamp());
54        } 
55
56        return 0;
57}
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