Header guard.

diff --git a/src/raw_convert.h b/src/raw_convert.h
index fe847c903d2c3801f03c76ecaa6e715d5759b7dd..90737c0c4d065e81873acba93a6edffaed883fd5 100644 (file)
--- a/src/raw_convert.h
+++ b/src/raw_convert.h
@@ -17,6 +17,9 @@
 
 */
 
+#ifndef LIBDCP_RAW_CONVERT_H
+#define LIBDCP_RAW_CONVERT_H
+
 #include <sstream>
 #include <iomanip>
 
@@ -39,3 +42,5 @@ raw_convert (Q v, int precision = 16)
 }
 
 };
+
+#endif