CommandLine.cpp

        if(argv[i])
          CTX::instance()->deltaFontSize = atoi(argv[i++]);
        else
          Msg::Fatal("Missing number");
      }
      else if(!strcmp(argv[i] + 1, "theme") || !strcmp(argv[i] + 1, "scheme")) {
        i++;
        if(argv[i])
          CTX::instance()->guiTheme = argv[i++];
        else
          Msg::Fatal("Missing argument");
      }
      else if(!strcmp(argv[i] + 1, "display")) {
        i++;
        if(argv[i])
          CTX::instance()->display = argv[i++];
        else
          Msg::Fatal("Missing argument");
      }
      else if(!strcmp(argv[i] + 1, "showCompounds")) {
        CTX::instance()->geom.hideCompounds = 0;
        i++;
      }
#endif
#if defined(__APPLE__)
      else if(!strncmp(argv[i] + 1, "psn", 3)) {
        // the Mac Finder launches programs with a special command line argument
        // of the form -psn_XXX: just ignore it silently (and don't exit!)
        i++;
      }
#endif
      else {
        Msg::Error("Unknown option '%s'", argv[i]);
        PrintUsage(argv[0]);
        Msg::Exit(1);
      }

    }
    else {
      CTX::instance()->files.push_back(argv[i++]);
    }

  }

  if(CTX::instance()->files.empty()){
    std::string base = (getenv("PWD") ? "" : CTX::instance()->homeDir);
    GModel::current()->setFileName(base + CTX::instance()->defaultFileName);
  }
  else
    GModel::current()->setFileName(CTX::instance()->files[0]);

  CTX::instance()->terminal = terminal;
}