blob: 6bf30bea776e07a56d798f93d6cccae39394818d [file] [log] [blame] [raw]
/* A part of the Native C Library for Windows NT
Copyright 2007-2015 PC GO Ld.
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
This program 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 General Public License for more details.
*/
#include <windows.h>
#include <nt.h>
#include <errno.h>
#include <limits.h>
int usleep(unsigned long int useconds) {
LARGE_INTEGER interval;
interval.QuadPart = -((long long int)useconds * 10);
long int status = NtDelayExecution(1, &interval);
return __set_errno_from_ntstatus(status) ? -1 : 0;
}
unsigned int sleep(unsigned int seconds) {
unsigned long long int useconds = seconds * 1000000;
#if ULONG_MAX < ULLONG_MAX
while(useconds > ULONG_MAX) {
usleep(LONG_MAX);
useconds -= LONG_MAX;
}
#endif
usleep(useconds);
return 0;
}