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39 lines
1.1 KiB
39 lines
1.1 KiB
// 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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