cmsShow.cc File Reference

#include "TEnv.h"
#include "TSystem.h"
#include "TEveManager.h"
#include "TRint.h"
#include "TApplication.h"
#include "TSysEvtHandler.h"
#include "Getline.h"
#include <iostream>
#include <fstream>
#include <cstring>
#include <memory>
#include <csignal>
#include "Fireworks/Core/src/CmsShowMain.h"
#include "Fireworks/Core/interface/fwPaths.h"
#include "FWCore/MessageLogger/interface/AbstractMLscribe.h"
#include "FWCore/MessageLogger/interface/ErrorObj.h"
#include "FWCore/MessageLogger/interface/MessageLoggerQ.h"
#include "FWCore/MessageLogger/interface/MessageDrop.h"

Go to the source code of this file.

Functions
int	main (int argc, char **argv)
void	run_app (TApplication &app, int argc, char **argv)

Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 124 of file cmsShow.cc.

References dir2webdir::argc, MessageLogger_cfi::cerr, cppFunctionSkipper::exception, mps_fire::i, run_app(), fireworks::setPath(), and mps_setup::stdout.

{
   const char* dummyArgvArray[] = {"cmsShow"};
   char** dummyArgv = const_cast<char**>(dummyArgvArray);
   int dummyArgc = 1;
   gEnv->SetValue("Gui.BackgroundColor", "#9f9f9f");

   // print version
   TString infoText;
   if (gSystem->Getenv("CMSSW_VERSION"))
   {
      infoText = gSystem->Getenv("CMSSW_VERSION");
   }
   else
   {
      TString infoFileName("data/version.txt");
      fireworks::setPath(infoFileName);
      std::ifstream infoFile(infoFileName);
      infoText.ReadLine(infoFile);
      infoFile.close();
   }
   printf("Starting cmsShow, version %s.\n", infoText.Data());
   fflush(stdout);

   // check root interactive promp
   bool isri = false;
   for (Int_t i =0; i<argc; i++)
   {
      if (strncmp(argv[i], "-r", 2) == 0 ||
      strncmp(argv[i], "--root", 6) == 0)
      {
         isri=true;
      }
   }

   try {
      if (isri) {
         std::cerr<<""<<std::endl;
         std::cerr<<"WARNING:You are running cmsShow with ROOT prompt enabled."<<std::endl;
         std::cerr<<"If you encounter an issue you suspect to be a bug in     "<<std::endl;
         std::cerr<<"cmsShow, please re-run without this option and try to    "<<std::endl;
         std::cerr<<"reproduce it before submitting a bug-report.             "<<std::endl;
         std::cerr<<""<<std::endl;

         TRint app("cmsShow", &dummyArgc, dummyArgv);
         run_app(app,argc, argv);
      } else {
         TApplication app("cmsShow", &dummyArgc, dummyArgv);
         run_app(app,argc, argv);
      }
   }
   catch(std::exception& iException)
   {
      std::cerr <<"CmsShow unhandled exception "<<iException.what()<<std::endl;
      return 1;      
   }

   return 0;
}

void run_app	(	TApplication &	app,
		int	argc,
		char **	argv
	)

Definition at line 88 of file cmsShow.cc.

References edm::MessageDrop::instance(), edm::MessageDrop::messageLoggerScribeIsRunning, edm::MessageLoggerQ::MLqEND(), edm::MLSCRIBE_RUNNING_INDICATOR, and edm::MessageLoggerQ::setMLscribe_ptr().

Referenced by main().

{
   //Remove when FWLite handles the MessageLogger
   edm::MessageLoggerQ::setMLscribe_ptr(std::shared_ptr<edm::service::AbstractMLscribe>(std::make_shared<SilentMLscribe>()));
   edm::MessageDrop::instance()->messageLoggerScribeIsRunning = edm::MLSCRIBE_RUNNING_INDICATOR;
   //---------------------
   std::unique_ptr<CmsShowMain> pMain( new CmsShowMain(argc,argv) );

   // Avoid haing root handling various associated to an error and install 
   // back the default ones.
   gSystem->ResetSignal(kSigBus);
   gSystem->ResetSignal(kSigSegmentationViolation);
   gSystem->ResetSignal(kSigIllegalInstruction);
   gSystem->ResetSignal(kSigSystem);
   gSystem->ResetSignal(kSigPipe);
   gSystem->ResetSignal(kSigFloatingException);
   
   struct sigaction sac;
   sac.sa_sigaction = signal_handler_wrapper;
   sigemptyset(&sac.sa_mask);
   sac.sa_flags = SA_SIGINFO;
   sigaction(SIGILL,  &sac, nullptr);
   sigaction(SIGSEGV, &sac, nullptr);
   sigaction(SIGBUS,  &sac, nullptr);
   sigaction(SIGFPE,  &sac, nullptr);

   app.Run();
   pMain.reset();

   TEveManager::Terminate();
   app.Terminate();

   //Remove when FWLite handled the MessageLogger
   edm::MessageLoggerQ::MLqEND();
}