1 | /**************************************************************************** |
---|---|
2 | ** |
3 | ** Copyright (C) 2013 David Faure <faure+bluesystems@kde.org> |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the test suite of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
9 | ** Commercial License Usage |
10 | ** Licensees holding valid commercial Qt licenses may use this file in |
11 | ** accordance with the commercial license agreement provided with the |
12 | ** Software or, alternatively, in accordance with the terms contained in |
13 | ** a written agreement between you and The Qt Company. For licensing terms |
14 | ** and conditions see https://www.qt.io/terms-conditions. For further |
15 | ** information use the contact form at https://www.qt.io/contact-us. |
16 | ** |
17 | ** GNU General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT |
21 | ** included in the packaging of this file. Please review the following |
22 | ** information to ensure the GNU General Public License requirements will |
23 | ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
24 | ** |
25 | ** $QT_END_LICENSE$ |
26 | ** |
27 | ****************************************************************************/ |
28 | |
29 | #include <QDebug> |
30 | #include <QCoreApplication> |
31 | #include <QLockFile> |
32 | #include <QThread> |
33 | |
34 | #ifdef Q_OS_UNIX |
35 | # include <unistd.h> |
36 | #else |
37 | # include <stdlib.h> |
38 | #endif |
39 | |
40 | int main(int argc, char *argv[]) |
41 | { |
42 | QCoreApplication app(argc, argv); |
43 | |
44 | if (argc <= 1) |
45 | return -1; |
46 | |
47 | const QString lockName = QString::fromLocal8Bit(str: argv[1]); |
48 | |
49 | QString option; |
50 | if (argc > 2) |
51 | option = QString::fromLocal8Bit(str: argv[2]); |
52 | |
53 | if (option == "-uncleanexit") { |
54 | QLockFile lockFile(lockName); |
55 | lockFile.lock(); |
56 | // exit on purpose, so that the lock remains! |
57 | _exit(status: 0); |
58 | } else if (option == "-busy") { |
59 | QLockFile lockFile(lockName); |
60 | lockFile.lock(); |
61 | QThread::msleep(500); |
62 | return 0; |
63 | } else { |
64 | QLockFile lockFile(lockName); |
65 | if (lockFile.isLocked()) // cannot happen, before calling lock or tryLock |
66 | return QLockFile::UnknownError; |
67 | |
68 | lockFile.tryLock(); |
69 | return lockFile.error(); |
70 | } |
71 | } |
72 |