[vint56]

example on ISDone0.6final

#define Precompmt
[Setup]

[Files]
#ifdef Precompmt
Source: Include\PrecompMt\cls-precompmt.dll; DestDir: {tmp}; Flags: dontcopy
Source: Include\PrecompMt\precomp.exe; DestDir: {tmp}; Flags: dontcopy
Source: Include\PrecompMt\precomp64.exe; DestDir: {tmp}; Flags: dontcopy
#endif

[Code]
var
i:integer;

procedure CancelButtonOnClick(Sender: TObject);
begin
SuspendProc;
if MsgBox(SetupMessage(msgExitSetupMessage), mbConfirmation, MB_YESNO) = IDYES then ISDoneCancel:=1;
#ifdef Precompmt
if not IsWin64 then begin
Exec(ExpandConstant('{sys}\taskkill.exe'), ' /F /IM Precomp.exe', '', SW_HIDE, ewWaitUntilTerminated, i);
end else begin
Exec(ExpandConstant('{sys}\taskkill.exe'), ' /F /IM Precomp64.exe', '', SW_HIDE, ewWaitUntilTerminated, i);
DelTree(ExpandConstant('{app}\'), True, True, True);
end;
#endif
ResumeProc;
end;

#ifdef Precompmt
SaveStringToFile(ExpandConstant('{tmp}\cls-precompmt.ini'), '[CLS]'+#13#10+'Threads=75%'+#13#10+'Brute=0'+#13#10+'Te mp='+ExpandConstant('{tmp}'), True);
ExtractTemporaryFile('cls-precompmt.dll');
ExtractTemporaryFile('precomp.exe');
ExtractTemporaryFile('precomp64.exe');
#endif

if not ISArcExtract ( 0, 0, ExpandConstant('{src}\data-1.arc'), ExpandConstant('{app}\'), '', false, 'pass', ExpandConstant('{tmp}\cls-precompmt.ini'), ExpandConstant('{app}'), notPCFonFLY{PCFonFLY}) then break;