Beispiel #1
0
  public void processArgs(String[] args) {

    if (isVerbose()) {
      ErrorManager.info("ANTLR Parser Generator  Version " + VERSION);
      showBanner = false;
    }

    if (args == null || args.length == 0) {
      help();
      return;
    }
    for (int i = 0; i < args.length; i++) {
      if (args[i].equals("-o") || args[i].equals("-fo")) {
        if (i + 1 >= args.length) {
          System.err.println("missing output directory with -fo/-o option; ignoring");
        } else {
          if (args[i].equals("-fo")) { // force output into dir
            setForceAllFilesToOutputDir(true);
          }
          i++;
          outputDirectory = args[i];
          if (outputDirectory.endsWith("/") || outputDirectory.endsWith("\\")) {
            outputDirectory = outputDirectory.substring(0, getOutputDirectory().length() - 1);
          }
          File outDir = new File(outputDirectory);
          haveOutputDir = true;
          if (outDir.exists() && !outDir.isDirectory()) {
            ErrorManager.error(ErrorManager.MSG_OUTPUT_DIR_IS_FILE, outputDirectory);
            setLibDirectory(".");
          }
        }
      } else if (args[i].equals("-lib")) {
        if (i + 1 >= args.length) {
          System.err.println("missing library directory with -lib option; ignoring");
        } else {
          i++;
          setLibDirectory(args[i]);
          if (getLibraryDirectory().endsWith("/") || getLibraryDirectory().endsWith("\\")) {
            setLibDirectory(getLibraryDirectory().substring(0, getLibraryDirectory().length() - 1));
          }
          File outDir = new File(getLibraryDirectory());
          if (!outDir.exists()) {
            ErrorManager.error(ErrorManager.MSG_DIR_NOT_FOUND, getLibraryDirectory());
            setLibDirectory(".");
          }
        }
      } else if (args[i].equals("-nfa")) {
        setGenerate_NFA_dot(true);
      } else if (args[i].equals("-dfa")) {
        setGenerate_DFA_dot(true);
      } else if (args[i].equals("-debug")) {
        setDebug(true);
      } else if (args[i].equals("-trace")) {
        setTrace(true);
      } else if (args[i].equals("-report")) {
        setReport(true);
      } else if (args[i].equals("-profile")) {
        setProfile(true);
      } else if (args[i].equals("-print")) {
        setPrintGrammar(true);
      } else if (args[i].equals("-depend")) {
        setDepend(true);
      } else if (args[i].equals("-verbose")) {
        setVerbose(true);
      } else if (args[i].equals("-version")) {
        version();
        exitNow = true;
      } else if (args[i].equals("-make")) {
        setMake(true);
      } else if (args[i].equals("-message-format")) {
        if (i + 1 >= args.length) {
          System.err.println("missing output format with -message-format option; using default");
        } else {
          i++;
          ErrorManager.setFormat(args[i]);
        }
      } else if (args[i].equals("-Xgrtree")) {
        internalOption_PrintGrammarTree = true; // print grammar tree
      } else if (args[i].equals("-Xdfa")) {
        internalOption_PrintDFA = true;
      } else if (args[i].equals("-Xnoprune")) {
        DFAOptimizer.PRUNE_EBNF_EXIT_BRANCHES = false;
      } else if (args[i].equals("-Xnocollapse")) {
        DFAOptimizer.COLLAPSE_ALL_PARALLEL_EDGES = false;
      } else if (args[i].equals("-Xdbgconversion")) {
        NFAToDFAConverter.debug = true;
      } else if (args[i].equals("-Xmultithreaded")) {
        NFAToDFAConverter.SINGLE_THREADED_NFA_CONVERSION = false;
      } else if (args[i].equals("-Xnomergestopstates")) {
        DFAOptimizer.MERGE_STOP_STATES = false;
      } else if (args[i].equals("-Xdfaverbose")) {
        internalOption_ShowNFAConfigsInDFA = true;
      } else if (args[i].equals("-Xwatchconversion")) {
        internalOption_watchNFAConversion = true;
      } else if (args[i].equals("-XdbgST")) {
        CodeGenerator.EMIT_TEMPLATE_DELIMITERS = true;
      } else if (args[i].equals("-Xmaxinlinedfastates")) {
        if (i + 1 >= args.length) {
          System.err.println("missing max inline dfa states -Xmaxinlinedfastates option; ignoring");
        } else {
          i++;
          CodeGenerator.MAX_ACYCLIC_DFA_STATES_INLINE = Integer.parseInt(args[i]);
        }
      } else if (args[i].equals("-Xmaxswitchcaselabels")) {
        if (i + 1 >= args.length) {
          System.err.println(
              "missing max switch case labels -Xmaxswitchcaselabels option; ignoring");
        } else {
          i++;
          CodeGenerator.MAX_SWITCH_CASE_LABELS = Integer.parseInt(args[i]);
        }
      } else if (args[i].equals("-Xminswitchalts")) {
        if (i + 1 >= args.length) {
          System.err.println("missing min switch alternatives -Xminswitchalts option; ignoring");
        } else {
          i++;
          CodeGenerator.MIN_SWITCH_ALTS = Integer.parseInt(args[i]);
        }
      } else if (args[i].equals("-Xm")) {
        if (i + 1 >= args.length) {
          System.err.println("missing max recursion with -Xm option; ignoring");
        } else {
          i++;
          NFAContext.MAX_SAME_RULE_INVOCATIONS_PER_NFA_CONFIG_STACK = Integer.parseInt(args[i]);
        }
      } else if (args[i].equals("-Xmaxdfaedges")) {
        if (i + 1 >= args.length) {
          System.err.println("missing max number of edges with -Xmaxdfaedges option; ignoring");
        } else {
          i++;
          DFA.MAX_STATE_TRANSITIONS_FOR_TABLE = Integer.parseInt(args[i]);
        }
      } else if (args[i].equals("-Xconversiontimeout")) {
        if (i + 1 >= args.length) {
          System.err.println("missing max time in ms -Xconversiontimeout option; ignoring");
        } else {
          i++;
          DFA.MAX_TIME_PER_DFA_CREATION = Integer.parseInt(args[i]);
        }
      } else if (args[i].equals("-Xnfastates")) {
        DecisionProbe.verbose = true;
      } else if (args[i].equals("-X")) {
        Xhelp();
      } else {
        if (args[i].charAt(0) != '-') {
          // Must be the grammar file
          addGrammarFile(args[i]);
        }
      }
    }
  }
Beispiel #2
0
 /**
  * Set the message format to one of ANTLR, gnu, vs2005
  *
  * @param format
  */
 public void setMessageFormat(String format) {
   ErrorManager.setFormat(format);
 }