degesch: safer defaults for backlog helper

degesch.c

@@ -1654,17 +1654,19 @@ static struct config_schema g_config_behaviour[] =
 	  .default_  = "off",
 	  .on_change = on_config_debug_mode_change },
 
-	// We use -r here rather than -R because of GNU screen,
-	// which has an ^O in its string to reset formatting attributes
+	// GNU screen has an ^O in its formatting attributes reset string,
+	// therefore we can't just pipe raw formatting to `less -R`.
+	// You can use the -r switch, however that makes `less` very confused
+	// about line wrapping, and the result is suboptimal.
 
 	{ .name      = "backlog_helper",
 	  .comment   = "Shell command to display a buffer's history",
 	  .type      = CONFIG_ITEM_STRING,
-	  .default_  = "\"LESSSECURE=1 less -M -r +G\"" },
+	  .default_  = "\"LESSSECURE=1 less -M -R +G\"" },
 	{ .name      = "backlog_helper_strip_formatting",
 	  .comment   = "Strip formatting from backlog helper input",
 	  .type      = CONFIG_ITEM_BOOLEAN,
-	  .default_  = "off" },
+	  .default_  = "on" },
 
 	{ .name      = "reconnect_delay_growing",
 	  .comment   = "Growing factor for reconnect delay",