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author | Niall Sheridan <nsheridan@gmail.com> | 2018-06-20 22:39:07 +0100 |
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committer | Niall Sheridan <nsheridan@gmail.com> | 2018-06-20 22:39:07 +0100 |
commit | de6d2c524430287c699aaa898c1325da6afea539 (patch) | |
tree | f78eb841208d667668a7bc92a9290d693cc7103b /vendor/github.com/mattn/go-sqlite3/sqlite3_usleep_windows.go | |
parent | eb99016e1629e690e55633de6fc63a14c53e7ea2 (diff) |
Update dependencies
Diffstat (limited to 'vendor/github.com/mattn/go-sqlite3/sqlite3_usleep_windows.go')
-rw-r--r-- | vendor/github.com/mattn/go-sqlite3/sqlite3_usleep_windows.go | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/vendor/github.com/mattn/go-sqlite3/sqlite3_usleep_windows.go b/vendor/github.com/mattn/go-sqlite3/sqlite3_usleep_windows.go new file mode 100644 index 0000000..1971a48 --- /dev/null +++ b/vendor/github.com/mattn/go-sqlite3/sqlite3_usleep_windows.go @@ -0,0 +1,39 @@ +// Copyright (C) 2018 G.J.R. Timmer <gjr.timmer@gmail.com>. +// +// Use of this source code is governed by an MIT-style +// license that can be found in the LICENSE file. + +// +build cgo + +package sqlite3 + +// usleep is a function available on *nix based systems. +// This function is not present in Windows. +// Windows has a sleep function but this works with seconds +// and not with microseconds as usleep. +// +// This code should improve performance on windows because +// without the presence of usleep SQLite waits 1 second. +// +// 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 + +/* +#include <windows.h> + +void usleep(__int64 usec) +{ + HANDLE timer; + LARGE_INTEGER ft; + + // Convert to 100 nanosecond interval, negative value indicates relative time + ft.QuadPart = -(10*usec); + + timer = CreateWaitableTimer(NULL, TRUE, NULL); + SetWaitableTimer(timer, &ft, 0, NULL, NULL, 0); + WaitForSingleObject(timer, INFINITE); + CloseHandle(timer); +} +*/ +import "C" + +// EOF |