forked from AuroraMiddleware/gtk
45b552d146
This is what g_get_monotonic_time gives us, after all, and we need to have the same clock in all our profiler data.
53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
/* sp-clock.c
|
|
*
|
|
* Copyright © 2016 Christian Hergert <chergert@redhat.com>
|
|
*
|
|
* This file is free software; you can redistribute it and/or modify it under
|
|
* the terms of the GNU Lesser General Public License as published by the Free
|
|
* Software Foundation; either version 2 of the License, or (at your option)
|
|
* any later version.
|
|
*
|
|
* This file is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
* License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "sp-clock.h"
|
|
|
|
gint sp_clock = -1;
|
|
|
|
void
|
|
sp_clock_init (void)
|
|
{
|
|
static const gint clock_ids[] = {
|
|
CLOCK_MONOTONIC,
|
|
CLOCK_MONOTONIC_RAW,
|
|
CLOCK_MONOTONIC_COARSE,
|
|
CLOCK_REALTIME_COARSE,
|
|
CLOCK_REALTIME,
|
|
};
|
|
guint i;
|
|
|
|
if (sp_clock != -1)
|
|
return;
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (clock_ids); i++)
|
|
{
|
|
struct timespec ts;
|
|
int clock_id = clock_ids [i];
|
|
|
|
if (0 == clock_gettime (clock_id, &ts))
|
|
{
|
|
sp_clock = clock_id;
|
|
return;
|
|
}
|
|
}
|
|
|
|
g_assert_not_reached ();
|
|
}
|
|
|