Some const correctness changes; cleanup

svn-id: r44850

3 files changed, 6 insertions, 6 deletions

diff --git a/engines/sci/engine/kfile.cpp b/engines/sci/engine/kfile.cpp
index a1b17d58a2..40d98a9ce6 100644
--- a/engines/sci/engine/kfile.cpp
+++ b/engines/sci/engine/kfile.cpp
@@ -440,8 +440,8 @@ struct SavegameDesc {
 };
 
 static int _savegame_index_struct_compare(const void *a, const void *b) {
-	SavegameDesc *A = (SavegameDesc *)a;
-	SavegameDesc *B = (SavegameDesc *)b;
+	const SavegameDesc *A = (const SavegameDesc *)a;
+	const SavegameDesc *B = (const SavegameDesc *)b;
 
 	if (B->date != A->date)
 		return B->date - A->date;
diff --git a/engines/sci/engine/klists.cpp b/engines/sci/engine/klists.cpp
index 4a171eab65..17caae0e43 100644
--- a/engines/sci/engine/klists.cpp
+++ b/engines/sci/engine/klists.cpp
@@ -371,8 +371,8 @@ struct sort_temp_t {
 };
 
 int sort_temp_cmp(const void *p1, const void *p2) {
-	sort_temp_t *st1 = (sort_temp_t *)p1;
-	sort_temp_t *st2 = (sort_temp_t *)p2;
+	const sort_temp_t *st1 = (const sort_temp_t *)p1;
+	const sort_temp_t *st2 = (const sort_temp_t *)p2;
 
 	if (st1->order.segment < st1->order.segment || (st1->order.segment == st1->order.segment && st1->order.offset < st2->order.offset))
 		return -1;
diff --git a/engines/sci/engine/kpathing.cpp b/engines/sci/engine/kpathing.cpp
index 2671aad6b6..1df6b086ff 100644
--- a/engines/sci/engine/kpathing.cpp
+++ b/engines/sci/engine/kpathing.cpp
@@ -611,8 +611,8 @@ static int vertex_compare(const void *a, const void *b) {
 	// Returns   : (int) -1 if a is smaller than b, 1 if a is larger than b, and
 	//                   0 if a and b are equal
 	const Common::Point &p0 = s_vertex_cur->v;
-	const Common::Point &p1 = (*(Vertex **) a)->v;
-	const Common::Point &p2 = (*(Vertex **) b)->v;
+	const Common::Point &p1 = (*(const Vertex **) a)->v;
+	const Common::Point &p2 = (*(const Vertex **) b)->v;
 
 	if (p1 == p2)
 		return 0;