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-rw-r--r--include/wlr/types/wlr_pointer_constraints_v1.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/wlr/types/wlr_pointer_constraints_v1.h b/include/wlr/types/wlr_pointer_constraints_v1.h
index 98442241..fef8c2e9 100644
--- a/include/wlr/types/wlr_pointer_constraints_v1.h
+++ b/include/wlr/types/wlr_pointer_constraints_v1.h
@@ -1,3 +1,11 @@
+/*
+ * This an unstable interface of wlroots. No guarantees are made regarding the
+ * future consistency of this API.
+ */
+#ifndef WLR_USE_UNSTABLE
+#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
+#endif
+
#ifndef WLR_TYPES_WLR_POINTER_CONSTRAINTS_V1_H
#define WLR_TYPES_WLR_POINTER_CONSTRAINTS_V1_H