From 764a791f439bb843838239909d98b26ac90a9e02 Mon Sep 17 00:00:00 2001
From: Yukihiro Matsumoto <matz@ruby-lang.org>
Date: Thu, 14 Jun 2012 00:59:35 +0900
Subject: make Math module optional

---
 src/math.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/math.c')

diff --git a/src/math.c b/src/math.c
index 1de9c0d8f..3898146b6 100644
--- a/src/math.c
+++ b/src/math.c
@@ -5,6 +5,8 @@
 */
 
 #include "mruby.h"
+
+#ifdef INCLUDE_MATH
 #include <math.h>
 
 #define domain_error(msg) \
@@ -679,3 +681,4 @@ mrb_init_math(mrb_state *mrb)
   mrb_define_module_function(mrb, mrb_math, "erf",  math_erf,  ARGS_REQ(1));
   mrb_define_module_function(mrb, mrb_math, "erfc", math_erfc, ARGS_REQ(1));
 }
+#endif	/* INCLUDE_MATH */
-- 
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