svn commit: r225379 - user/gabor/tre-integration/tools/test/regex/printheur

[Gabor Kovesdan]

Author: gabor
Date: Sun Sep  4 16:26:43 2011
New Revision: 225379
URL: http://svn.freebsd.org/changeset/base/225379

Log:
  - Add a simple test program to generate and print out regex heuristics

Added:
  user/gabor/tre-integration/tools/test/regex/printheur/
  user/gabor/tre-integration/tools/test/regex/printheur/Makefile   (contents, props changed)
  user/gabor/tre-integration/tools/test/regex/printheur/printheur.c   (contents, props changed)

Added: user/gabor/tre-integration/tools/test/regex/printheur/Makefile
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ user/gabor/tre-integration/tools/test/regex/printheur/Makefile	Sun Sep  4 16:26:43 2011	(r225379)
@@ -0,0 +1,11 @@
+# $FreeBSD$
+.PATH: ${.CURDIR}/../../../../contrib/tre/lib
+
+PROG=	printheur
+NO_MAN= yes
+SRCS=	printheur.c tre-heuristic.c tre-fastmatch.c hashtable.c
+
+CFLAGS+= -I${.CURDIR}/../../../../contrib/tre/lib \
+	 -I${.CURDIR}/../../../../include
+
+.include <bsd.prog.mk>

Added: user/gabor/tre-integration/tools/test/regex/printheur/printheur.c
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ user/gabor/tre-integration/tools/test/regex/printheur/printheur.c	Sun Sep  4 16:26:43 2011	(r225379)
@@ -0,0 +1,76 @@
+/*-
+ * Copyright (C) 2011 Gabor Kovesdan <gabor at FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <wchar.h>
+
+#include "config.h"
+#include "tre-heuristic.h"
+#include "tre-internal.h"
+
+int
+main(int argc, char *argv[])
+{
+  heur_t h;
+  wchar_t *pat;
+  size_t siz;
+  int cflags, ret;
+
+  siz = strlen(argv[1]);
+  pat = malloc(sizeof(wint_t) * (siz + 1));
+  if (pat == NULL)
+	return (EXIT_FAILURE);
+  siz = mbstowcs(pat, argv[1], siz);
+
+  while ((ret = getopt(argc, argv, "E")) != -1)
+	switch(ret) {
+	case 'E':
+		cflags |= REG_EXTENDED;
+		break;
+	default:
+		printf("Usage: %s [-E]\n", getprogname());
+		exit(EXIT_FAILURE);
+	}
+
+  ret = tre_compile_heur(&h, pat, siz, 0);
+  if (ret != 0) {
+	printf("No heuristic available.\n");
+	exit (EXIT_SUCCESS);
+  }
+
+  printf("%s\n", h.prefix ? "Prefix heuristic" : "Normal heuristic");
+  printf("Start heuristic: %s\n", h.start->pattern);
+  if (!h.prefix)
+	printf("End heuristic: %s\n", h.end->pattern);
+
+  return (EXIT_SUCCESS);
+}