text: /*****************************************************************/
  /*    NAME: Michael Benjamin                                     */
  /*    ORGN: Dept of Mechanical Eng / CSAIL, MIT Cambridge MA     */
  /*    FILE: main.cpp                                             */
  /*    DATE: June 22nd, 2013                                      */
  /*                                                               */
  /* This file is part of MOOS-IvP                                 */
  /*                                                               */
  /* MOOS-IvP 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  */
  /* 3 of the License, or (at your option) any later version.      */
  /*                                                               */
  /* MOOS-IvP 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 MOOS-IvP.  If not, see                     */
  /* <http://www.gnu.org/licenses/>.                               */
  /*****************************************************************/
  
  #include <string>
  #include <cstdlib>
  #include <iostream>
  #include "MBUtils.h"
  #include "ReleaseInfo.h"
  #include "SortHandler.h"
  
  using namespace std;
  
  //--------------------------------------------------------
  // Procedure: main
  
  int main(int argc, char *argv[])
  {
    // Look for a request for version information
    if(scanArgs(argc, argv, "-v", "--version", "-version")) {
      showReleaseInfo("alogsort", "gpl");
      return(0);
    }
    
    bool verbose = true;
    if(scanArgs(argc, argv, "--verbose", "-verbose"))
      verbose = true;
    if(scanArgs(argc, argv, "--quiet", "-quiet", "-q"))
      verbose = false;
    
    bool file_overwrite = false;
    if(scanArgs(argc, argv, "-f", "--force", "-force"))
      file_overwrite = true;
    
    bool check_only = false;
    if(scanArgs(argc, argv, "-c", "--check", "-check"))
      check_only = true;
    
    // Look for a request for usage information
    if(scanArgs(argc, argv, "-h", "--help", "-help")) {
      cout << "Usage: " << endl;
      cout << "  alogsort in.alog [out.alog] [OPTIONS]                    " << endl;
      cout << "                                                           " << endl;
      cout << "Synopsis:                                                  " << endl;
      cout << "  Create a new MOOS .alog file by sorting the alog entries " << endl;
      cout << "  based on their timestamps.                               " << endl;
      cout << "                                                           " << endl;
      cout << "Standard Arguments:                                        " << endl;
      cout << "  in.alog  - The input logfile.                            " << endl;
      cout << "  out.alog - The newly generated output logfile. If no     " << endl;
      cout << "             file provided, output goes to stdout.         " << endl;
      cout << "                                                           " << endl;
      cout << "Options:                                                   " << endl;
      cout << "  -h,--help     Displays this help message                 " << endl;
      cout << "  -v,--version  Displays the current release version       " << endl;
      cout << "  -f,--force    Force overwrite of existing file           " << endl;
      cout << "  -c,--check    Just check the ordering with no sorting    " << endl;
      cout << "  -q,--quiet    Verbose report suppressed at conclusion    " << endl;
      cout << "                                                           " << endl;
      cout << "See also:                                                  " << endl;
      cout << "  aloggrep, alogscan, alogrm, alogclip, alogview           " << endl;
      cout << endl;
      return(0);
    }
  
    string alogfile_in;
    string alogfile_out;
    string cache_size;
  
    for(int i=1; i<argc; i++) {
      string argi = argv[i];
      if(strEnds(argi, ".alog")) {
        if(alogfile_in == "")
  	alogfile_in = argi;
        else 
  	alogfile_out = argi;
      }
      if(strBegins(argi, "--cache="))
        cache_size = argi.substr(8);
    }
   
    if(alogfile_in == "") {
      cout << "No alog file given - exiting" << endl;
      exit(0);
    }
    else if(verbose)
      cout << "Processing on file : " << alogfile_in << endl;
    
    SortHandler handler;
    handler.setFileOverWrite(file_overwrite);
  
    if(cache_size != "") {
      unsigned int csize = (unsigned int)(atof(cache_size.c_str()));
      handler.setCacheSize(csize);
    }
  
    if(check_only) {
      bool in_order = handler.handleCheck(alogfile_in);
      if(in_order)
        cout << "All alog file entries are in order" << endl;
      else
        cout << "Out-of-order state detected." << endl;
    }
    else {
      handler.handleSort(alogfile_in, alogfile_out);
      handler.printReport();
    }
  }
  
  
  
  
  
  
  
  
  
  
  