Index: trunk/doc-rnd/hacking/renames
===================================================================
--- trunk/doc-rnd/hacking/renames	(revision 5404)
+++ trunk/doc-rnd/hacking/renames	(revision 5405)
@@ -1503,3 +1503,4 @@
 IsLayerGroupEmpty -> pcb_is_layergrp_empty
 ParseGroupString -> pcb_layer_parse_group_string
 GetLayerNumber -> pcb_layer_id
+GetGroupOfLayer -> pcb_layer_get_group
Index: trunk/src/layer.c
===================================================================
--- trunk/src/layer.c	(revision 5404)
+++ trunk/src/layer.c	(revision 5405)
@@ -246,7 +246,7 @@
 		printf("ChangeGroupVisibility(Layer=%d, On=%d, ChangeStackOrder=%d)\n", Layer, On, ChangeStackOrder);
 
 	/* decrement 'i' to keep stack in order of layergroup */
-	if ((group = GetGroupOfLayer(Layer)) < pcb_max_group)
+	if ((group = pcb_layer_get_group(Layer)) < pcb_max_group)
 		for (i = PCB->LayerGroups.Number[group]; i;) {
 			int layer = PCB->LayerGroups.Entries[group][--i];
 
@@ -362,12 +362,7 @@
 	}
 }
 
-/* ----------------------------------------------------------------------
- * lookup the group to which a layer belongs to
- * returns pcb_max_group if no group is found, or is
- * passed Layer is equal to pcb_max_copper_layer
- */
-int GetGroupOfLayer(int Layer)
+int pcb_layer_get_group(int Layer)
 {
 	int group, i;
 
Index: trunk/src/layer.h
===================================================================
--- trunk/src/layer.h	(revision 5404)
+++ trunk/src/layer.h	(revision 5405)
@@ -63,12 +63,16 @@
 /* returns the layer number for the passed copper or silk layer pointer */
 pcb_layer_id_t pcb_layer_id(pcb_data_t *Data, pcb_layer_t *Layer);
 
+/* lookup the group to which a layer belongs to returns -1 if no group is found */
+int pcb_layer_get_group(int);
 
+
 /************ OLD API - new code should not use these **************/
 
 int GetLayerGroupNumberByPointer(pcb_layer_t *);
 int GetLayerGroupNumberByNumber(pcb_cardinal_t);
-int GetGroupOfLayer(int);
+
+
 int ChangeGroupVisibility(int, pcb_bool, pcb_bool);
 void LayerStringToLayerStack(const char *);
 
Index: trunk/src/obj_line_drcenf.c
===================================================================
--- trunk/src/obj_line_drcenf.c	(revision 5404)
+++ trunk/src/obj_line_drcenf.c	(revision 5405)
@@ -278,7 +278,7 @@
 		x_is_long = pcb_false;
 		length = coord_abs(dy);
 	}
-	group = GetGroupOfLayer(INDEXOFCURRENT);
+	group = pcb_layer_get_group(INDEXOFCURRENT);
 	comp = pcb_max_group + 10;				/* this out-of-range group might save a call */
 	if (GetLayerGroupNumberByNumber(pcb_solder_silk_layer) == group)
 		info.solder = pcb_true;
@@ -433,7 +433,7 @@
 	line.Point2 = aline.Point2;
 
 	/* prepare for the intersection search */
-	group = GetGroupOfLayer(INDEXOFCURRENT);
+	group = pcb_layer_get_group(INDEXOFCURRENT);
 	comp = pcb_max_group + 10;  /* this out-of-range group might save a call */
 	if (GetLayerGroupNumberByNumber(pcb_solder_silk_layer) == group)
 		info.solder = pcb_true;
Index: trunk/src_plugins/diag/diag.c
===================================================================
--- trunk/src_plugins/diag/diag.c	(revision 5404)
+++ trunk/src_plugins/diag/diag.c	(revision 5405)
@@ -155,7 +155,7 @@
 	used = pcb_layer_list_any(PCB_LYT_ANYTHING | PCB_LYT_ANYWHERE | PCB_LYT_VIRTUAL, arr, sizeof(arr)/sizeof(arr[0]));
 	for(n = 0; n < used; n++) {
 		pcb_layer_id_t layer_id = arr[n];
-		pcb_layergrp_id_t grp = GetGroupOfLayer(layer_id);
+		pcb_layergrp_id_t grp = pcb_layer_get_group(layer_id);
 		printf(" [%lx] %04x group=%d %s\n", layer_id, pcb_layer_flags(layer_id), grp, pcb_layer_name(layer_id));
 	}
 
Index: trunk/src_plugins/hid_remote/remote.c
===================================================================
--- trunk/src_plugins/hid_remote/remote.c	(revision 5404)
+++ trunk/src_plugins/hid_remote/remote.c	(revision 5405)
@@ -87,7 +87,7 @@
 	used = pcb_layer_list_any(PCB_LYT_ANYTHING | PCB_LYT_ANYWHERE | PCB_LYT_VIRTUAL, arr, sizeof(arr)/sizeof(arr[0]));
 	for(n = 0; n < used; n++) {
 		pcb_layer_id_t layer_id = arr[n];
-		pcb_layergrp_id_t grp = GetGroupOfLayer(layer_id);
+		pcb_layergrp_id_t grp = pcb_layer_get_group(layer_id);
 		pcb_remote_new_layer(pcb_layer_name(layer_id), layer_id, pcb_layer_flags(layer_id), grp);
 	}
 }