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
---
 encoding.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'encoding.c')

diff --git a/encoding.c b/encoding.c
index 79b90be10c..76dfac790b 100644
--- a/encoding.c
+++ b/encoding.c
@@ -23,6 +23,17 @@
 #endif
 #include "ruby/util.h"
 
+#if defined __GNUC__ && __GNUC__ >= 4
+#pragma GCC visibility push(default)
+int rb_enc_register(const char *name, rb_encoding *encoding);
+void rb_enc_set_base(const char *name, const char *orig);
+void rb_encdb_declare(const char *name);
+int rb_encdb_replicate(const char *name, const char *orig);
+int rb_encdb_dummy(const char *name);
+int rb_encdb_alias(const char *alias, const char *orig);
+#pragma GCC visibility pop
+#endif
+
 static ID id_encoding;
 VALUE rb_cEncoding;
 static VALUE rb_encoding_list;
-- 
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