GEOS 3.14.0dev
Interrupt.h
1/**********************************************************************
2 *
3 * GEOS - Geometry Engine Open Source
4 * http://geos.osgeo.org
5 *
6 * Copyright (C) 2012 Sandro Santilli <strk@kbt.io>
7 *
8 * This is free software; you can redistribute and/or modify it under
9 * the terms of the GNU Lesser General Public Licence as published
10 * by the Free Software Foundation.
11 * See the COPYING file for more information.
12 *
13 **********************************************************************/
14
15#pragma once
16
17#include <geos/export.h>
18
19namespace geos {
20namespace util { // geos::util
21
22#define GEOS_CHECK_FOR_INTERRUPTS() geos::util::Interrupt::process()
23
25class GEOS_DLL Interrupt {
26
27public:
28
29 typedef void (Callback)(void);
30
37 static void request();
38
40 static void cancel();
41
43 static bool check();
44
55 static Callback* registerCallback(Callback* cb);
56
61 static void process();
62
63 /* Perform the actual interruption (simply throw an exception) */
64 static void interrupt();
65
66};
67
68
69} // namespace geos::util
70} // namespace geos
71
Used to manage interruption requests and callbacks.
Definition Interrupt.h:25
static bool check()
static void cancel()
static void process()
static void request()
static Callback * registerCallback(Callback *cb)
Register a callback that will be invoked before checking for interruption requests.
Basic namespace for all GEOS functionalities.
Definition geos.h:39