Add `mem.Allocator_Mode.Query_Features, `mem.Allocator_Mode_Set`, `mem.query_features`

1 files changed, 7 insertions, 0 deletions

diff --git a/core/os/os.odin b/core/os/os.odin
index c78b80417..9342355cf 100644
--- a/core/os/os.odin
+++ b/core/os/os.odin
@@ -194,6 +194,13 @@ heap_allocator_proc :: proc(allocator_data: rawptr, mode: mem.Allocator_Mode,
 			return aligned_alloc(size, alignment);
 		}
 		return aligned_resize(old_memory, old_size, size, alignment);
+
+	case .Query_Features:
+		set := (^mem.Allocator_Mode_Set)(old_memory);
+		if set != nil {
+			set^ = {.Alloc, .Free, .Resize, .Query_Features};
+		}
+		return set;
 	}
 
 	return nil;