From a175314c3e5827eb193872241446f2f8f5c9d33c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 20:07:14 +0200 Subject: Adding upstream version 1:10.5.12. Signed-off-by: Daniel Baumann --- storage/tokudb/tokudb_time.h | 73 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 storage/tokudb/tokudb_time.h (limited to 'storage/tokudb/tokudb_time.h') diff --git a/storage/tokudb/tokudb_time.h b/storage/tokudb/tokudb_time.h new file mode 100644 index 00000000..12baa0de --- /dev/null +++ b/storage/tokudb/tokudb_time.h @@ -0,0 +1,73 @@ +/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ +// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4: +/* -*- mode: C; c-basic-offset: 4 -*- */ +#ident "$Id$" +/*====== +This file is part of TokuDB + + +Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved. + + TokuDBis is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License, version 2, + as published by the Free Software Foundation. + + TokuDB 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. + + You should have received a copy of the GNU General Public License + along with TokuDB. If not, see . + +======= */ + +#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved." + +#ifndef _TOKUDB_TIME_H +#define _TOKUDB_TIME_H + +#include "hatoku_defines.h" + +namespace tokudb { +namespace time { + +static const ulonglong MILLISECONDS = 1000; +static const ulonglong MICROSECONDS = 1000000; +static const ulonglong NANOSECONDS = 1000000000; + +// gets curent time of day in microseconds +ulonglong microsec(void); + +// gets a timespec in the future based on the current time and an offset forward +timespec offset_timespec(ulonglong offset); + +// sleep microseconds +void sleep_microsec(ulong tm); + + + +inline ulonglong microsec(void) { + timeval t; + gettimeofday(&t, NULL); + return t.tv_sec * (1UL * 1000 * 1000) + t.tv_usec; +} +inline timespec offset_timespec(ulonglong offset) { + timespec ret; + ulonglong tm = offset + microsec(); + ret.tv_sec = tm / MICROSECONDS; + ret.tv_nsec = (tm % MICROSECONDS) * 1000; + return ret; +} +inline void sleep_microsec(ulong tm) { + timeval t; + t.tv_sec = tm / MICROSECONDS; + t.tv_usec = tm % MICROSECONDS; + + select(0, NULL, NULL, NULL, &t); +} + +} // namespace time +} // namespace tokudb + +#endif // _TOKUDB_TIME_H -- cgit v1.2.3