Hi Martijn, please, always specify platform and ROOT version. Thanks. Regards. Valeriy > Hi Martijn, > > This is strange. > > > The problem is that gROOT->ProcessLine() does not work: > It should work (especially in your case). It should not mention TFile in > case of failure. Can you be more explicit about: > - the actual argument to ProcessLine > - the actual error message. > > > Yet this can only work as long as my program remains interpreted. > More accurately, it will require your symbol to be exposed to CINT > (they could be either compiled or interpreted). > > > I could execute it directly with arguments, in > > both interpreted mode and compiled mode. > As long as your properly exposed the symbols (generate the dictionary) > gROOT->ProcessLine is your easiest and most flexible way of handling > this (but there is several other possibilities). > > Cheers, > Philippe > > -----Original Message----- > From: owner-roottalk@pcroot.cern.ch > [mailto:owner-roottalk@pcroot.cern.ch]On Behalf Of Martijn Schellekens > Sent: Tuesday, November 25, 2003 3:47 AM > To: roottalk@pcroot.cern.ch > Subject: [ROOT] Executing a loaded method > > > Hi rooters, > > I am developing some user interface in which users can apply some simple > macro (either compiled or interpreted) to several events. I first load this > Macro with gROOT->LoadMacro() so it is not loaded several times (with > related warnings). Then I would like to execute the main method (with the > same name) with some arguments comming from my user interface program. The > problem is that gROOT->ProcessLine() does not work: it seems to open some > new temporary TFile in which my arguments (although my program is mainly in > interpreted mode) are not recognized. The only solution that I see > currently is making a new macro file on the fly in which resides only the > call to my function with corresponding arguments. Yet this can only work as > long as my program remains interpreted. What I would like to do is get back > my method (which is not a class method) from some TCollection (yet I didn't > find which one) where from I could execute it directly with arguments, in > both interpreted mode and compiled mode. > > Could someone help me on this, > > Best regards, > > Martijn Schellekens > >
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