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40 lines
1.1 KiB
Go
Vendored
40 lines
1.1 KiB
Go
Vendored
// Copyright (C) 2018 G.J.R. Timmer <gjr.timmer@gmail.com>.
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//
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// Use of this source code is governed by an MIT-style
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// license that can be found in the LICENSE file.
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// +build cgo
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package sqlite3
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// usleep is a function available on *nix based systems.
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// This function is not present in Windows.
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// Windows has a sleep function but this works with seconds
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// and not with microseconds as usleep.
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//
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// This code should improve performance on windows because
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// without the presence of usleep SQLite waits 1 second.
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//
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// Source: https://stackoverflow.com/questions/5801813/c-usleep-is-obsolete-workarounds-for-windows-mingw?utm_medium=organic&utm_source=google_rich_qa&utm_campaign=google_rich_qa
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/*
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#include <windows.h>
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void usleep(__int64 usec)
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{
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HANDLE timer;
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LARGE_INTEGER ft;
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// Convert to 100 nanosecond interval, negative value indicates relative time
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ft.QuadPart = -(10*usec);
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timer = CreateWaitableTimer(NULL, TRUE, NULL);
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SetWaitableTimer(timer, &ft, 0, NULL, NULL, 0);
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WaitForSingleObject(timer, INFINITE);
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CloseHandle(timer);
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}
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*/
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import "C"
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// EOF
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