File indexing completed on 2024-04-28 16:49:56
0001 /* 0002 SPDX-FileCopyrightText: 2007 John Tapsell <tapsell@kde.org> 0003 0004 SPDX-License-Identifier: LGPL-2.0-or-later 0005 */ 0006 0007 #ifndef PROCESSES_LOCAL_H_ 0008 #define PROCESSES_LOCAL_H_ 0009 0010 #include "processes_base_p.h" 0011 #include <unistd.h> //For sysconf 0012 0013 #include <QSet> 0014 0015 namespace KSysGuard 0016 { 0017 class Process; 0018 0019 /** 0020 * This is the OS specific code to get process information for the local host. 0021 */ 0022 class ProcessesLocal : public AbstractProcesses 0023 { 0024 public: 0025 ProcessesLocal(); 0026 ~ProcessesLocal() override; 0027 QSet<long> getAllPids() override; 0028 long getParentPid(long pid) override; 0029 bool updateProcessInfo(long pid, Process *process) override; 0030 Processes::Error sendSignal(long pid, int sig) override; 0031 Processes::Error setNiceness(long pid, int priority) override; 0032 Processes::Error setScheduler(long pid, int priorityClass, int priority) override; 0033 long long totalPhysicalMemory() override; 0034 Processes::Error setIoNiceness(long pid, int priorityClass, int priority) override; 0035 bool supportsIoNiceness() override; 0036 long numberProcessorCores() override 0037 #ifdef _SC_NPROCESSORS_ONLN 0038 { 0039 return sysconf(_SC_NPROCESSORS_ONLN); 0040 } // Should work on any recent posix system 0041 #else 0042 ; 0043 #endif 0044 void updateAllProcesses(Processes::UpdateFlags updateFlags) override 0045 { 0046 mUpdateFlags = updateFlags; 0047 emit processesUpdated(); 0048 } // For local machine, there is no delay 0049 0050 private: 0051 /** 0052 * You can use this for whatever data you want. 0053 * Be careful about preserving state in between getParentPid and updateProcessInfo calls 0054 * if you chose to do that. getParentPid may be called several times 0055 * for different pids before the relevant updateProcessInfo calls are made. 0056 * This is because the tree structure has to be sorted out first. 0057 */ 0058 class Private; 0059 Private *d; 0060 Processes::UpdateFlags mUpdateFlags; 0061 }; 0062 } 0063 #endif