caveat: introduce header guards

[cavatools.git] / caveat / caveat.h

diff --git a/caveat/caveat.h b/caveat/caveat.h
index 953d40b5108cbbf337b0af4e3117efde48902146..44b94c9811b1b8c9fb302873cb2f0c6b0ff8a642 100644 (file)
--- a/caveat/caveat.h
+++ b/caveat/caveat.h
@@ -2,8 +2,7 @@
   Copyright (c) 2020 Peter Hsu.  All Rights Reserved.  See LICENCE file for details.
 */
 
-#ifndef CAVEAT_H
-#define CAVEAT_H
+#pragma once
 
 /*
   Caveat trace records are a kind of instruction set with a 7-bit 'opcode'.
@@ -175,7 +174,3 @@ extern const char* usage;
 
 void help_exit();
 int parse_options( const char** argv );
-
-
-
-#endif