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Rev | Author | Line No. | Line |
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616 | bw | 1 | { TODO } |
2 | { Thread management routines } |
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3 | |||
4 | type |
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5 | PRaiseFrame = ^TRaiseFrame; |
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6 | TRaiseFrame = record |
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7 | NextRaise: PRaiseFrame; |
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8 | ExceptAddr: Pointer; |
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9 | ExceptObject: TObject; |
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10 | ExceptionRecord: pointer; {PExceptionRecord} |
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11 | end; |
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12 | |||
13 | var |
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14 | ThreadCount: Integer; |
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15 | |||
16 | |||
17 | procedure AddThread; |
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18 | begin |
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19 | InterlockedIncrement(ThreadCount); |
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20 | end; |
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21 | |||
22 | procedure RemoveThread; |
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23 | begin |
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24 | InterlockedDecrement(ThreadCount); |
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25 | end; |
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26 | |||
27 | constructor TThread.Create(CreateSuspended: Boolean; const StackSize: SizeUInt = DefaultStackSize); |
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28 | begin |
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29 | inherited Create; |
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30 | AddThread; |
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31 | FSuspended := CreateSuspended; |
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32 | {TODO} |
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33 | FFatalException := nil; |
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34 | end; |
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35 | |||
36 | destructor TThread.Destroy; |
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37 | begin |
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38 | if not FFinished and not Suspended then |
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39 | begin |
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40 | Terminate; |
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41 | WaitFor; |
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42 | end; |
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43 | FFatalException.Free; |
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44 | FFatalException := nil; |
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45 | inherited Destroy; |
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46 | RemoveThread; |
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47 | end; |
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48 | |||
49 | procedure TThread.CallOnTerminate; |
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50 | begin |
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51 | FOnTerminate(Self); |
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52 | end; |
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53 | |||
54 | procedure TThread.DoTerminate; |
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55 | begin |
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56 | if Assigned(FOnTerminate) then |
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57 | Synchronize(@CallOnTerminate); |
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58 | end; |
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59 | |||
60 | function TThread.GetPriority: TThreadPriority; |
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61 | begin |
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62 | {TODO} |
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63 | end; |
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64 | |||
65 | procedure TThread.SetPriority(Value: TThreadPriority); |
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66 | begin |
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67 | {TODO} |
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68 | end; |
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69 | |||
70 | procedure TThread.SetSuspended(Value: Boolean); |
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71 | begin |
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72 | if Value <> FSuspended then |
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73 | if Value then Suspend else Resume; |
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74 | end; |
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75 | |||
76 | procedure TThread.Suspend; |
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77 | begin |
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78 | FSuspended := True; |
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79 | SuspendThread(FHandle); |
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80 | end; |
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81 | |||
82 | procedure TThread.Resume; |
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83 | begin |
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84 | if ResumeThread(FHandle) = 1 then FSuspended := False; |
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85 | end; |
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86 | |||
87 | procedure TThread.Terminate; |
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88 | begin |
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89 | FTerminated := True; |
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90 | end; |
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91 | |||
92 | function TThread.WaitFor: Integer; |
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93 | begin |
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94 | {TODO} |
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95 | end;> |