--- pdisk/pdisk.c.bak	2003-07-28 23:22:25.000000000 +0200
+++ pdisk/pdisk.c	2003-07-28 23:22:34.000000000 +0200
@@ -122,6 +122,7 @@
 void do_examine_patch_partition(partition_map_header *map);
 int do_expert(partition_map_header *map, char *name);
 void do_rename_partition(partition_map_header *map);
+void do_retype_partition(partition_map_header *map);
 void do_reorder(partition_map_header *map);
 void do_write_partition_map(partition_map_header *map);
 void edit(char *name, int ask_logical_size);
@@ -542,6 +543,7 @@
 	    printf("  c    create new partition (standard linux type)\n");
 	    printf("  C    (create with type also specified)\n");
 	    printf("  n    (re)name a partition\n");
+	    printf("  t    (re)type a partition\n");
 	    printf("  d    delete a partition\n");
 	    printf("  r    reorder partition entry in map\n");
 	    if (!rflag) {
@@ -582,6 +584,10 @@
 	case 'n':
 	    do_rename_partition(map);
 	    break;
+	case 'T':
+	case 't':
+	    do_retype_partition(map);
+	    break;
 	case 'D':
 	case 'd':
 	    do_delete_partition(map);
@@ -776,6 +782,43 @@
 
 
 void
+do_retype_partition(partition_map_header *map)
+{
+    partition_map * entry;
+    long index;
+    char *type;
+
+    if (map == NULL) {
+	bad_input("No partition map exists");
+	return;
+    }
+    if (!rflag && map->writeable == 0) {
+	printf("The map is not writeable.\n");
+    }
+    if (get_number_argument("Partition number: ", &index, kDefault) == 0) {
+	bad_input("Bad partition number");
+	return;
+    }
+    if (get_string_argument("New type of partition: ", &type, 1) == 0) {
+	bad_input("Bad type");
+	return;
+    }
+
+	// find partition and change it
+    entry = find_entry_by_disk_address(index, map);
+    if (entry == NULL) {
+	printf("No such partition\n");
+    } else {
+	// stuff name into partition map entry data
+	strncpy(entry->data->dpme_type, type, DPISTRLEN);
+	map->changed = 1;
+    }
+    free(type);
+    return;
+}
+
+
+void
 do_delete_partition(partition_map_header *map)
 {
     partition_map * cur;