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/st.h | 8 ++++++++
 1 file changed, 8 insertions(+)

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

diff --git a/include/ruby/st.h b/include/ruby/st.h
index 27e47b816c..53e82618f1 100644
--- a/include/ruby/st.h
+++ b/include/ruby/st.h
@@ -33,6 +33,10 @@ extern "C" {
 # include <inttypes.h>
 #endif
 
+#if defined __GNUC__ && __GNUC__ >= 4
+#pragma GCC visibility push(default)
+#endif
+
 #if SIZEOF_LONG == SIZEOF_VOIDP
 typedef unsigned long st_data_t;
 #elif SIZEOF_LONG_LONG == SIZEOF_VOIDP
@@ -125,6 +129,10 @@ st_index_t st_hash_end(st_index_t h);
 st_index_t st_hash_start(st_index_t h);
 #define st_hash_start(h) ((st_index_t)(h))
 
+#if defined __GNUC__ && __GNUC__ >= 4
+#pragma GCC visibility pop
+#endif
+
 #if defined(__cplusplus)
 #if 0
 { /* satisfy cc-mode */
-- 
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