From leo@strike.wu-wien.ac.at Fri Oct  2 09:37:36 1998
Date: Fri, 2 Oct 1998 14:09:58 +0200 (MES)
From: Alexander Bergolth <leo@strike.wu-wien.ac.at>
To: htdig@sdsu.edu
Subject: htdig: StringList: empty List elements

Hello!

In StringList::Create empty elements are added to the list if there are
more than one subsequent delimiter characters between the patterns.

Is this a bug or a feature? (This leads to empty entries in the initial
URL list if you split the start_urls variable into several lines.)

The following patch eliminates the empty elements:

---------- snipp! ----------

--- htdig-3.1.0b1/htlib/StringList.cc	Tue Sep  8 05:29:55 1998
+++ htdig-3.1.0b1-new/htlib/StringList.cc	Fri Oct  2 13:47:07 1998
@@ -102,8 +102,11 @@
     {
 	if (strchr(sep, *str))
 	{
+	  if (word.length())
+	  {
 	    List::Add(new String(word));
 	    word = 0;
+	  }
 	}
 	else
 	    word << *str;
@@ -130,8 +133,11 @@
     {
 	if (*str == sep)
 	{
+	  if (word.length())
+	  {
 	    List::Add(new String(word));
 	    word = 0;
+	  }
 	}
 	else
 	    word << *str;

---------- snipp! ----------

-----------------------------------------------------------------------
Alexander (Leo) Bergolth                          leo@leo.wu-wien.ac.at
WU-Wien - Zentrum fuer Informatikdienste       http://leo.wu-wien.ac.at
Info Center
In a world without walls and fences, who needs windows and gates?

----------------------------------------------------------------------
To unsubscribe from the htdig mailing list, send a message to
htdig-request@sdsu.edu containing the single word "unsubscribe" in
the body of the message.