From 0bd71ff35455d308c838c00a7e16fd093d36e4d7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 21 Jul 2010 21:38:25 +0000
Subject: * configure.in (XCFLAGS): use -fvisibility=hidden if possible.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28709 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 include/ruby/ruby.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'include/ruby/ruby.h')

diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
index 936493c028..c01d617ba3 100644
--- a/include/ruby/ruby.h
+++ b/include/ruby/ruby.h
@@ -73,6 +73,10 @@ extern "C" {
 
 #include "defines.h"
 
+#if defined __GNUC__ && __GNUC__ >= 4
+#pragma GCC visibility push(default)
+#endif
+
 #if defined(HAVE_ALLOCA_H)
 #include <alloca.h>
 #else
@@ -1447,6 +1451,10 @@ int ruby_vsnprintf(char *str, size_t n, char const *fmt, va_list ap);
 #define close ruby_close
 #endif
 
+#if defined __GNUC__ && __GNUC__ >= 4
+#pragma GCC visibility pop
+#endif
+
 #if defined(__cplusplus)
 #if 0
 { /* satisfy cc-mode */
-- 
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