From 873fae9f4505a5f2b5146f969917e8b083269f36 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Sun, 2 Mar 2014 00:59:49 +0900
Subject: wrap function prototype by extern "C"

---
 tools/mrbc/mrbc.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tools/mrbc/mrbc.c b/tools/mrbc/mrbc.c
index bc6886f1e..e5858e54a 100644
--- a/tools/mrbc/mrbc.c
+++ b/tools/mrbc/mrbc.c
@@ -9,8 +9,15 @@
 #define RITEBIN_EXT ".mrb"
 #define C_EXT       ".c"
 
+#if defined(__cplusplus)
+extern "C" {
 void mrb_show_version(mrb_state *);
 void mrb_show_copyright(mrb_state *);
+}
+#else
+void mrb_show_version(mrb_state *);
+void mrb_show_copyright(mrb_state *);
+#endif
 
 struct mrbc_args {
   int argc;
-- 
cgit v1.2.3