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-rw-r--r--unit1.pas40
1 files changed, 38 insertions, 2 deletions
diff --git a/unit1.pas b/unit1.pas
index e38a5ad..d7edc21 100644
--- a/unit1.pas
+++ b/unit1.pas
@@ -63,12 +63,13 @@ function wertZuX(w: extended; startZeit,stopZeit: extended; breite: longint): lo
function wertZuY(w: extended; miMa: tPoint; hoehe: longint): longint; inline; overload;
function wertZuY(w: extended; miMa: tExtPoint; hoehe: longint): longint; inline; overload;
function wertZuY(w: extended; mi,ma: extended; hoehe: longint): longint; inline; overload;
+procedure SignalCapture(signal : longint); cdecl;
implementation
{$R *.lfm}
-uses process, myStringListUnit, systemUnit, matheunit, math;
+uses process, myStringListUnit, systemUnit, matheunit, math, baseUnix;
{ TForm1 }
@@ -78,6 +79,7 @@ var
f,o: tMyStringList;
fi: textfile;
args: array of string;
+ na: pSigActionRec;
begin
fehler:=true;
__ausgabenMaske:=1;
@@ -150,12 +152,29 @@ begin
end;
f.free;
- fehler:=false;
+ new(na);
+ na^.sa_Handler := sigActionHandler(@signalCapture);
+ fillchar(na^.sa_Mask,sizeof(na^.sa_mask),#0);
+ na^.sa_Flags := 0;
+ {$ifdef Linux} // Linux specific
+ na^.sa_Restorer := Nil;
+ {$endif}
+ if (fPSigaction(SIGUSR1, na, nil) <> 0) or
+ (fPSigaction(SIGTERM, na, nil) <> 0) or
+ (fPSigaction(SIGINT, na, nil) <> 0) then begin
+ writeln('Fehler beim Signalempfängerreservieren: '+inttostr(fpgeterrno)+'.');
+ raise exception.create('Fehler beim Signalempfängerreservieren: '+inttostr(fpgeterrno)+'.');
+ end;
+ dispose(na);
+
zeichnen;
+ fehler:=false;
end;
procedure TForm1.FormClose(Sender: TObject; var CloseAction: TCloseAction);
begin
+ form1.visible:=false;
+ trayIcon1.visible:=false;
pegel.putBeenden;
wetter.mutBeenden;
end;
@@ -274,5 +293,22 @@ begin
result:=hoehe-1-round((w-mi)/(ma-mi)*(hoehe-2));
end;
+procedure SignalCapture(signal : longint); cdecl;
+begin
+ case signal of
+ SIGUSR1: begin
+ writeln('received SIGUSR1!');
+ if assigned(form1.pegel) and (form1.pegelDatei<>'') then
+ form1.pegel.speichern(form1.pegelDatei);
+ if assigned(form1.wetter) and (form1.wetterDatei<>'') then
+ form1.wetter.speichern(form1.wetterDatei);
+ end;
+ SIGTERM,SIGINT: begin
+ writeln('received SIGTERM/SIGINT!');
+ form1.close;
+ end;
+ end{of case};
+end;
+
end.