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// $Id$

// Driver program for the Gen_Perf hash function generator 

/* Copyright (C) 1989 Free Software Foundation, Inc.  written by
   Douglas C. Schmidt (schmidt@ics.uci.edu)

This file is part of GNU GPERF.

GNU GPERF 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 1, or (at your option) any
later version.

GNU GPERF 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 GNU GPERF; see the file COPYING.  If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111,
USA.  */

// Simple driver program for the Gen_Perf.hash function generator.
// All the hard work is done in class Gen_Perf and its class methods.

#include "Options.h"
#include "Gen_Perf.h"

int
main (int argc, char *argv[])
{
  struct tm *tm;
  time_t clock; 

  time (&clock);
  tm = localtime (&clock);
  ACE_OS::printf ("/* starting time is %d:%02d:%02d */\n",
                  tm->tm_hour,
                  tm->tm_min,
                  tm->tm_sec);

#if defined (RLIMIT_STACK) && defined (LARGE_STACK_ARRAYS)
  // Get rid of any avoidable limit on stack size. 
  {
    struct rlimit rlim;

    // Set the stack limit huge so that alloca does not fail.
    ACE_OS::getrlimit (RLIMIT_STACK, &rlim);
    rlim.rlim_cur = rlim.rlim_max;
    ACE_OS::setrlimit (RLIMIT_STACK, &rlim);
  }
#endif /* RLIMIT_STACK && LARGE_STACK_ARRAYS */

  // Sets the Options.
  option (argc, argv);          

  // Initializes the key word list.
  Gen_Perf table;

  // Generates and prints the Gen_Perf hash table.  Don't use exit
  // here, it skips the destructors.
  int status = table.generate ();     

  time (&clock);
  tm = localtime (&clock);

  ACE_OS::printf ("/* ending time is %d:%02d:%02d */\n",
                  tm->tm_hour,
                  tm->tm_min,
                  tm->tm_sec);

  return status;
}