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main.cc

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/*
 *  File:       cucu.c
 *              $Id: main.cc,v 1.9 2002/06/05 21:34:03 alec Exp $
 *
 *  Author:     Alec Panoviciu (alecu@email.com)
 *
 *  Comments:
 *
 *  Revision history:
 *
 *  $Log: main.cc,v $
 *  Revision 1.9  2002/06/05 21:34:03  alec
 *  ret code from main fix
 *
 *  Revision 1.8  2002/05/22 01:38:43  alec
 *  (finally) fixed the / problem :)
 *
 *  Revision 1.7  2002/05/16 21:27:03  alec
 *  *** empty log message ***
 *
 *  Revision 1.6  2002/05/04 17:39:22  alec
 *  the scanner works (slightly tested)
 *
 *  Revision 1.5  2002/05/01 16:32:14  alec
 *  dfa ok. huh !
 *
 *  Revision 1.4  2002/04/29 17:55:41  alec
 *  regexps almost done
 *
 *  Revision 1.3  2002/04/29 09:34:10  alec
 *  scanner ptree building compiles
 *
 */

/* 
  Copyright (C) 2002 Alexandru Panoviciu (alecu@email.com)

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 */

#include "../config.h"
#include "cmdline_parser.hh"
#include "prop_registry.hh"
#include "parse_util.hh"
#include "cppcc_driver.hh"

void printVersion ()
{
  cerr << "C++ Compiler Compiler Ver. " << VERSION << endl
       << "Copyright (C) 2002 Alec Panovici (alecu@email.com)" << endl
       << "This program is free software; you may redistribute it under the terms of" << endl
       << "the GNU General Public License." << endl 
       << endl;
}

int main (int argc, char *argv[]) throw (exception)
{
  PropRegistry registry;
  CmdLineParser clp("cppcc", registry);
  int fileArgc;
  

  /* set up default options values */
  registry["print_usage"] = false;
  registry["print_version"] = false;
  registry["be_verbose"] = false;
  registry["debug"] = "";
  registry["target_dir"] = "";

  /* set up command line syntax */
  clp
    .add("b", false, true, "h", "help", "print_usage", "Prints this help message.")
    .add("b", false, true, "V", "version", "print_version", "Output version and copyright information.")
    .add("b", false, true, "v", "verbose", "be_verbose", "Makes CppCC be verbose about what it's doing.")
    .add("s", false, true, "d", "dir", "target_dir", "Put the ouput files ino the specified dir.")
#ifdef DEBUG
    .add("s", false, true, "g", "debug", "debug", "Enables debug switches; each letter in the string argument enables a certain feature: \'s\' - enables scanner's debug features, \'p\' - enables parser's debug features, \'o\' - enables the option parser debug features, \'d\' - causes a parse tree dump \'f\' - dumps DFA intermediate data.");
#endif
    ;

  
  try {
    fileArgc = clp.parse(--argc, ++argv);
  } catch (CmdLineParseException &pex)
  {
    die(formatError((string) ("Bad command line syntax "
                              "(run cppcc --help for usage help) :")
                    + pex.what()));
  } 

  if (((string) registry["target_dir"]) != "")
    registry["target_dir"] = (string) registry["target_dir"] + '/';

  if (registry["print_usage"]) {
    printVersion();
    clp.printUsage(cout);
    return 0;
  }

  if (registry["print_version"]) { printVersion(); }

  if (fileArgc == argc)
    die(formatError("No input files given."));

  registry["input_file"] = argv[fileArgc];

  /* setup done, we move to the real thing */
  bool ok = CppCcDriver().run(registry);

  if (registry["be_verbose"])
    cerr << "CppCC finished " << (ok ? "" : "un" ) << "successfully." << endl;
  
  return !ok;
}

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