From 22c810e44296ab0d41a75a634e2bd8168e72e7b9 Mon Sep 17 00:00:00 2001
From: wb2osz <wb2osz@comcast.net>
Date: Sat, 16 Dec 2017 10:03:30 -0500
Subject: [PATCH] Comment for future possibility.

---
 digipeater.c | 10 ++++++++++
 digipeater.h |  2 --
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/digipeater.c b/digipeater.c
index 1900d78..36970d7 100644
--- a/digipeater.c
+++ b/digipeater.c
@@ -484,6 +484,16 @@ static packet_t digipeat_match (int from_chan, packet_t pp, char *mycall_rec, ch
 	          break;
 	      }
 
+// Idea: Here is an interesting idea for a new option.  REORDER?
+// The preemptive digipeater could move its call after the (formerly) last used digi field
+// and preserve all the unused fields after that.  The list of used addresses would
+// accurately record the journey taken by the packet.
+
+// https://groups.yahoo.com/neo/groups/aprsisce/conversations/topics/31935
+
+// >  I was wishing for a non-marking preemptive digipeat so that the original packet would be left intact
+// >  or maybe something like WIDE1-1,WIDE2-1,KJ4OVQ-9 becoming KJ4OVQ-9*,WIDE1-1,WIDE2-1.
+
 	      return (result);
 	    }
  	  }
diff --git a/digipeater.h b/digipeater.h
index d1ad3b6..9885859 100644
--- a/digipeater.h
+++ b/digipeater.h
@@ -38,8 +38,6 @@ struct digi_config_s {
 
 	enum preempt_e { PREEMPT_OFF, PREEMPT_DROP, PREEMPT_MARK, PREEMPT_TRACE } preempt[MAX_CHANS][MAX_CHANS];
 
-	//char type_filter[MAX_CHANS][MAX_CHANS][20]; // TODO1.2: remove this
-
 	char *filter_str[MAX_CHANS+1][MAX_CHANS+1];
 						// NULL or optional Packet Filter strings such as "t/m".
 						// Notice the size of arrays is one larger than normal.