Index: trunk/src/obj_rat.c
===================================================================
--- trunk/src/obj_rat.c	(revision 20892)
+++ trunk/src/obj_rat.c	(revision 20893)
@@ -93,10 +93,14 @@
 
 /*** utility ***/
 /* creates a new rat-line */
-pcb_rat_t *pcb_rat_new(pcb_data_t *Data, pcb_coord_t X1, pcb_coord_t Y1, pcb_coord_t X2, pcb_coord_t Y2, pcb_cardinal_t group1, pcb_cardinal_t group2, pcb_coord_t Thickness, pcb_flag_t Flags)
+pcb_rat_t *pcb_rat_new(pcb_data_t *Data, long int id, pcb_coord_t X1, pcb_coord_t Y1, pcb_coord_t X2, pcb_coord_t Y2, pcb_cardinal_t group1, pcb_cardinal_t group2, pcb_coord_t Thickness, pcb_flag_t Flags)
 {
-	pcb_rat_t *Line = pcb_rat_alloc(Data);
+	pcb_rat_t *Line;
 
+	if (id <= 0)
+		id = pcb_create_ID_get();
+
+	Line = pcb_rat_alloc_id(Data, id);
 	if (!Line)
 		return Line;
 
@@ -146,7 +150,7 @@
 /* copies a rat-line to paste buffer */
 void *pcb_ratop_add_to_buffer(pcb_opctx_t *ctx, pcb_rat_t *Rat)
 {
-	return (pcb_rat_new(ctx->buffer.dst, Rat->Point1.X, Rat->Point1.Y,
+	return (pcb_rat_new(ctx->buffer.dst, -1, Rat->Point1.X, Rat->Point1.Y,
 		Rat->Point2.X, Rat->Point2.Y, Rat->group1, Rat->group2, Rat->Thickness,
 		pcb_flag_mask(Rat->Flags, PCB_FLAG_FOUND | ctx->buffer.extraflg)));
 }
Index: trunk/src/obj_rat.h
===================================================================
--- trunk/src/obj_rat.h	(revision 20892)
+++ trunk/src/obj_rat.h	(revision 20893)
@@ -47,8 +47,8 @@
 void pcb_rat_reg(pcb_data_t *data, pcb_rat_t *rat);
 void pcb_rat_unreg(pcb_rat_t *rat);
 
-
-pcb_rat_t *pcb_rat_new(pcb_data_t *Data, pcb_coord_t X1, pcb_coord_t Y1, pcb_coord_t X2, pcb_coord_t Y2, pcb_cardinal_t group1, pcb_cardinal_t group2, pcb_coord_t Thickness, pcb_flag_t Flags);
+/* if id is <= 0, allocate a new id */
+pcb_rat_t *pcb_rat_new(pcb_data_t *Data, long int id, pcb_coord_t X1, pcb_coord_t Y1, pcb_coord_t X2, pcb_coord_t Y2, pcb_cardinal_t group1, pcb_cardinal_t group2, pcb_coord_t Thickness, pcb_flag_t Flags);
 pcb_bool pcb_rats_destroy(pcb_bool selected);
 
 #endif
Index: trunk/src/rats.c
===================================================================
--- trunk/src/rats.c	(revision 20892)
+++ trunk/src/rats.c	(revision 20893)
@@ -662,7 +662,7 @@
 			}
 			else {
 				/* found the shortest distance subnet, draw the rat */
-				if ((line = pcb_rat_new(PCB->Data,
+				if ((line = pcb_rat_new(PCB->Data, -1,
 																 firstpoint->X, firstpoint->Y,
 																 secondpoint->X, secondpoint->Y,
 																 firstpoint->group, secondpoint->group, conf_core.appearance.rat_thickness, pcb_no_flags())) != NULL) {
@@ -944,7 +944,7 @@
 
 ratIt:
 	pcb_netlist_changed(0);
-	return (pcb_rat_new(PCB->Data, pcb_crosshair.AttachedLine.Point1.X,
+	return (pcb_rat_new(PCB->Data, -1, pcb_crosshair.AttachedLine.Point1.X,
 											 pcb_crosshair.AttachedLine.Point1.Y,
 											 pcb_crosshair.AttachedLine.Point2.X,
 											 pcb_crosshair.AttachedLine.Point2.Y, group1, group2, conf_core.appearance.rat_thickness, pcb_no_flags()));