2 This file is part of GNUnet.
3 (C) 2012 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @file src/regex/prof-regex.c
23 * @brief Test how long it takes to create a automaton from a string regex.
24 * @author Bartlomiej Polot
29 #include "gnunet_regex_lib.h"
30 #include "regex_test_lib.h"
32 static const char *exe;
37 fprintf (stderr, "Usage: %s REGEX_FILE COMPRESSION\n", exe);
41 * The main function of the regex performace test.
43 * Read a set of regex from a file, combine them and create a DFA from the
44 * resulting combined regex.
46 * @param argc number of arguments from the command line
47 * @param argv command line arguments
48 * @return 0 ok, 1 on error
51 main (int argc, char *const *argv)
53 struct GNUNET_REGEX_Automaton* dfa;
60 GNUNET_log_setup ("perf-regex", "DEBUG", NULL);
67 regexes = GNUNET_REGEX_read_from_file (argv[1]);
74 buffer = GNUNET_REGEX_combine (regexes);
76 GNUNET_asprintf (®ex, "GNVPN-0001-PAD(%s)(0|1)*", buffer);
77 size = strlen (regex);
79 fprintf (stderr, "Combined regex (%ld bytes):\n%s\n", size, regex);
82 compression = atoi (argv[2]);
83 dfa = GNUNET_REGEX_construct_dfa (regex, size, compression);
84 GNUNET_REGEX_automaton_destroy (dfa);
86 GNUNET_REGEX_free_from_file (regexes);
90 /* end of prof-regex.c */