Allow customising the length at which lines are wrapped after.

Closes #485.

data/anope.example.conf

@@ -479,6 +479,18 @@ options
 	 */
 	didyoumeandifference = 4
 
+	/*
+	 * If set, the maximum number of bytes after which to wrap services messages. This
+	 * can be set a bit higher than the default but should be well under the maximum
+	 * message length imposed by your IRC server or messages will end up truncated.
+	 *
+	 * NOTE: this currently only applies to tables but will be expanded to all messages
+	 * in a later release.
+	 *
+	 * Defaults to 120 if not set.
+	 */
+	linelength = 120
+
 	/* The regex engine to use, as provided by the regex modules.
 	 * Leave commented to disable regex matching.
 	 *

src/misc.cpp

@@ -159,11 +159,12 @@ void ListFormatter::Process(std::vector<Anope::string> &buffer)
 				lengths[column] = entry[column].length();
 		}
 	}
+	const auto max_length = Config->GetBlock("options").Get<size_t>("linelength", "120");
 	unsigned total_length = 0;
 	for (const auto &[column, length] : lengths)
 	{
-		/* Break lines at 80 chars */
-		if (total_length > 80)
+		// Break lines that are getting too long.
+		if (total_length > max_length)
 		{
 			breaks.insert(column);
 			total_length = 0;