Add detailed CPU information gathering to the TDE hardware library

1 files changed, 161 insertions, 0 deletions

diff --git a/tdecore/ksimpledirwatch_p.h b/tdecore/ksimpledirwatch_p.h
new file mode 100644
index 000000000..a0022f3ae
--- /dev/null
+++ b/tdecore/ksimpledirwatch_p.h
@@ -0,0 +1,161 @@
+/* Private Header for class of KSimpleDirWatchPrivate
+ *
+ * this separate header file is needed for TQMOC processing
+ * because KSimpleDirWatchPrivate has signals and slots
+ *
+ * KSimpleDirWatch is a basic copy of KDirWatch
+ * but with the KIO linking requirement removed
+ */
+
+#ifndef _KSIMPLEDIRWATCH_P_H
+#define _KSIMPLEDIRWATCH_P_H
+
+#ifdef HAVE_FAM
+#include <fam.h>
+#endif
+
+#include <ctime>
+
+#define invalid_ctime ((time_t)-1)
+
+/* KSimpleDirWatchPrivate is a singleton and does the watching
+ * for every KSimpleDirWatch instance in the application.
+ */
+class KSimpleDirWatchPrivate : public TQObject
+{
+  Q_OBJECT
+public:
+
+  enum entryStatus { Normal = 0, NonExistent };
+  enum entryMode { UnknownMode = 0, StatMode, DNotifyMode, INotifyMode, FAMMode };
+  enum { NoChange=0, Changed=1, Created=2, Deleted=4 };
+
+  struct Client {
+    KSimpleDirWatch* instance;
+    int count;
+    // did the instance stop watching
+    bool watchingStopped;
+    // events blocked when stopped
+    int pending;
+  };
+
+  class Entry
+  {
+  public:
+    // the last observed modification time
+    time_t m_ctime;
+    // the last observed link count
+    int m_nlink;
+    entryStatus m_status;
+    entryMode m_mode;
+    bool isDir;
+    // instances interested in events
+    TQPtrList<Client> m_clients;
+    // nonexistent entries of this directory
+    TQPtrList<Entry> m_entries;
+    TQString path;
+
+    int msecLeft, freq;
+
+    void addClient(KSimpleDirWatch*);
+    void removeClient(KSimpleDirWatch*);
+    int clients();
+    bool isValid() { return m_clients.count() || m_entries.count(); }
+
+    bool dirty;
+    void propagate_dirty();
+
+#ifdef HAVE_FAM
+    FAMRequest fr;
+#endif
+
+#ifdef HAVE_DNOTIFY
+    int dn_fd;
+#endif
+#ifdef HAVE_INOTIFY
+    int wd;
+#endif
+  };
+
+  typedef TQMap<TQString,Entry> EntryMap;
+
+  KSimpleDirWatchPrivate();
+  ~KSimpleDirWatchPrivate();
+
+  void resetList (KSimpleDirWatch*,bool);
+  void useFreq(Entry* e, int newFreq);
+  void addEntry(KSimpleDirWatch*,const TQString&, Entry*, bool);
+  void removeEntry(KSimpleDirWatch*,const TQString&, Entry*);
+  bool stopEntryScan(KSimpleDirWatch*, Entry*);
+  bool restartEntryScan(KSimpleDirWatch*, Entry*, bool );
+  void stopScan(KSimpleDirWatch*);
+  void startScan(KSimpleDirWatch*, bool, bool);
+
+  void removeEntries(KSimpleDirWatch*);
+  void statistics();
+
+  Entry* entry(const TQString&);
+  int scanEntry(Entry* e);
+  void emitEvent(Entry* e, int event, const TQString &fileName = TQString::null);
+
+  // Memory management - delete when last KSimpleDirWatch gets deleted
+  void ref() { m_ref++; }
+  bool deref() { return ( --m_ref == 0 ); }
+
+ static bool isNoisyFile( const char *filename );
+
+public slots:
+  void slotRescan();
+  void famEventReceived(); // for FAM
+  void slotActivated(); // for DNOTIFY
+  void slotRemoveDelayed();
+
+public:
+  TQTimer *timer;
+  EntryMap m_mapEntries;
+
+  int freq;
+  int statEntries;
+  int m_nfsPollInterval, m_PollInterval;
+  int m_ref;
+  bool useStat(Entry*);
+
+  bool delayRemove;
+  TQPtrList<Entry> removeList;
+
+  bool rescan_all;
+  TQTimer rescan_timer;
+
+#ifdef HAVE_FAM
+  TQSocketNotifier *sn;
+  FAMConnection fc;
+  bool use_fam;
+
+  void checkFAMEvent(FAMEvent*);
+  bool useFAM(Entry*);
+#endif
+
+#if defined(HAVE_DNOTIFY) || defined(HAVE_INOTIFY)
+   TQSocketNotifier *mSn;
+#endif
+
+#ifdef HAVE_DNOTIFY
+  bool supports_dnotify;
+  int mPipe[2];
+  TQIntDict<Entry> fd_Entry;
+
+  static void dnotify_handler(int, siginfo_t *si, void *);
+  static void dnotify_sigio_handler(int, siginfo_t *si, void *);
+  bool useDNotify(Entry*);
+#endif
+
+#ifdef HAVE_INOTIFY
+  bool supports_inotify;
+  int m_inotify_fd;
+
+  bool useINotify(Entry*);
+#endif
+};
+
+#endif // KSIMPLEDIRWATCH_P_H
+