1 files changed, 9 insertions, 0 deletions

diff --git a/include/util.h b/include/util.h
new file mode 100644
index 00000000..8e65e6d6
--- /dev/null
+++ b/include/util.h
@@ -0,0 +1,9 @@
+#ifndef _SWAY_UTIL_H
+#define _SWAY_UTIL_H
+
+/**
+ * Wrap i into the range [0, max[
+ */
+int wrap(int i, int max);
+
+#endif