aboutsummaryrefslogtreecommitdiffstats
path: root/include/ruby/3/arithmetic.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/ruby/3/arithmetic.h')
-rw-r--r--include/ruby/3/arithmetic.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/ruby/3/arithmetic.h b/include/ruby/3/arithmetic.h
index 366014ac77..5dcdfcd9e4 100644
--- a/include/ruby/3/arithmetic.h
+++ b/include/ruby/3/arithmetic.h
@@ -1,4 +1,6 @@
-/** \noop-*-C++-*-vi:ft=cpp
+#ifndef RUBY3_ARITHMETIC_H /*-*-C++-*-vi:se ft=cpp:*/
+#define RUBY3_ARITHMETIC_H
+/**
* @file
* @author Ruby developers <ruby-core@ruby-lang.org>
* @copyright This file is a part of the programming language Ruby.
@@ -33,3 +35,4 @@
#include "ruby/3/arithmetic/size_t.h"
#include "ruby/3/arithmetic/st_data_t.h"
#include "ruby/3/arithmetic/uid_t.h"
+#endif /* RUBY3_ARITHMETIC_H */