Mercurial > trustbridge

annotate ui/processhelp_linux.cpp @ 856:797aa8d9c785

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
(issue48) Fallback to HKEY_USERS on hive load failure If the hive can not be loaded it might mean that the user is currently logged on. In that case we can access his registry via HKEY_USERS.
author Andre Heinecke <andre.heinecke@intevation.de>
date Thu, 31 Jul 2014 12:56:26 +0200
parents 20ca94680003
children 2a1206932f53
rev   line source
603
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
1 /* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
2 * Software engineering by Intevation GmbH
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
3 *
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
4 * This file is Free Software under the GNU GPL (v>=2)
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
5 * and comes with ABSOLUTELY NO WARRANTY!
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
6 * See LICENSE.txt for details.
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
7 */
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
8 #ifndef WIN32
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
9
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
10 #include "processhelp.h"
782
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
11 #include "linuxlockfile.h"
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
12
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
13 #include <fcntl.h>
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
14 #include <semaphore.h>
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
15
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
16 #include <QDebug>
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
17 #include <QDir>
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
18 #include <QStandardPaths>
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
19
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
20 namespace ProcessHelp
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
21 {
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
22 int lockFileFD = -1;
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
23 }
603
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
24
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
25 const QList<int> ProcessHelp::getProcessesIdForName(const QString &processName) {
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
26 // TODO
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
27 Q_UNUSED(processName);
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
28 return QList<int>();
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
29 }
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
30
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
31 bool ProcessHelp::otherProcessesExist(const QString &processName) {
782
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
32 // FIXME: We are using lock file semantics on GNU Linux so the
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
33 // name of this method is rather misleading.
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
34
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
35 QDir dataDir(QStandardPaths::writableLocation(QStandardPaths::DataLocation));
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
36 dataDir.mkpath(".");
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
37 QString lockFilePath = dataDir.filePath(processName + ".pid");
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
38 lockFileFD = open_lockfile(lockFilePath.toLocal8Bit().data());
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
39 if (lockFileFD == -1)
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
40 // Creating the lock file failed, so we assume another
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
41 // instance is runnning.
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
42 return true;
603
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
43 return false;
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
44 }
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
45
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
46 void ProcessHelp::activateWindowForProcess(const QString &executableName) {
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
47 // TODO
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
48 Q_UNUSED(executableName);
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
49 return;
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
50 }
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
51
782
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
52 void ProcessHelp::cleanUp() {
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
53 close_lockfile(lockFileFD);
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
54 }
20ca94680003 Implemented detection of running instance on linux using a lock file.
Sascha Wilde <wilde@intevation.de>
parents: 603
diff changeset
55
603
cfef809b890d Add Process Management functions and ther implementation for windows.
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
56 #endif /* Not WIN32 */
http://wald.intevation.org/projects/trustbridge/