77 lines
2.2 KiB
C++
77 lines
2.2 KiB
C++
/* Driver program for the Gen_Perf hash function generator
|
|
Copyright (C) 1989-1998, 2000 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.
|
|
Most of the hard work is done in class Gen_Perf and its class methods. */
|
|
|
|
#include "config.h"
|
|
#include <sys/types.h>
|
|
#if LARGE_STACK_ARRAYS && defined(HAVE_GETRLIMIT) && defined(HAVE_SETRLIMIT)
|
|
#ifdef HAVE_SYS_TIME_H
|
|
#include <sys/time.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_RESOURCE_H
|
|
#include <sys/resource.h>
|
|
#endif
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
#include "options.h"
|
|
#include "gen-perf.h"
|
|
#include "trace.h"
|
|
|
|
int
|
|
main (int argc, char *argv[])
|
|
{
|
|
T (Trace t ("main");)
|
|
|
|
#if LARGE_STACK_ARRAYS && defined(HAVE_GETRLIMIT) && defined(HAVE_SETRLIMIT) && defined(RLIMIT_STACK)
|
|
/* Get rid of any avoidable limit on stack size. */
|
|
{
|
|
struct rlimit rlim;
|
|
if (getrlimit (RLIMIT_STACK, &rlim) == 0)
|
|
if (rlim.rlim_cur < rlim.rlim_max)
|
|
{
|
|
rlim.rlim_cur = rlim.rlim_max;
|
|
setrlimit (RLIMIT_STACK, &rlim);
|
|
}
|
|
}
|
|
#endif /* RLIMIT_STACK */
|
|
|
|
/* Sets the Options. */
|
|
option (argc, argv);
|
|
|
|
/* Initializes the key word list. */
|
|
Gen_Perf generate_table;
|
|
|
|
/* Generates and prints the Gen_Perf hash table. */
|
|
int status = generate_table ();
|
|
|
|
/* Check for write error on stdout. */
|
|
if (fflush (stdout) || ferror (stdout))
|
|
status = 1;
|
|
|
|
/* Don't use exit() here, it skips the destructors. */
|
|
return status;
|
|
}
|