1 | /* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. |
2 | |
3 | This program is free software; you can redistribute it and/or modify |
4 | it under the terms of the GNU General Public License as published by |
5 | the Free Software Foundation; version 2 of the License. |
6 | |
7 | This program is distributed in the hope that it will be useful, |
8 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
9 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
10 | GNU General Public License for more details. |
11 | |
12 | You should have received a copy of the GNU General Public License |
13 | along with this program; if not, write to the Free Software |
14 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ |
15 | |
16 | /* Wait a given number of microseconds */ |
17 | |
18 | #include "mysys_priv.h" |
19 | #include <m_string.h> |
20 | |
21 | void my_sleep(ulong m_seconds) |
22 | { |
23 | #if defined(__WIN__) |
24 | Sleep(m_seconds/1000+1); /* Sleep() has millisecond arg */ |
25 | #elif defined(HAVE_SELECT) |
26 | struct timeval t; |
27 | t.tv_sec= m_seconds / 1000000L; |
28 | t.tv_usec= m_seconds % 1000000L; |
29 | select(0,0,0,0,&t); /* sleep */ |
30 | #else |
31 | uint sec= (uint) ((m_seconds + 999999L) / 1000000L); |
32 | ulong start= (ulong) time((time_t*) 0); |
33 | while ((ulong) time((time_t*) 0) < start+sec); |
34 | #endif |
35 | } |
36 | |