fix: use timespec64 on kernels that have it

[lttng-modules.git] / wrapper / time.h

diff --git a/wrapper/time.h b/wrapper/time.h
new file mode 100644 (file)
index 0000000..362f314
--- /dev/null
+++ b/wrapper/time.h
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
+ *
+ * wrapper/time.h
+ *
+ * Copyright (C) 2020 Michael Jeanson <mjeanson@efficios.com>
+ * Copyright (C) 2020 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ */
+
+#ifndef _LTTNG_WRAPPER_TIME_H
+#define _LTTNG_WRAPPER_TIME_H
+
+#include <linux/version.h>
+
+/*
+ * Use 64bit timespec on kernels that have it, this makes 32bit arch
+ * y2038 compliant.
+ */
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,17,0))
+# define LTTNG_KERNEL_HAS_TIMESPEC64
+#endif
+
+#endif /* _LTTNG_WRAPPER_TIME_H */