From d6087662f5c19b693a000126d02ced43aad5d2f7 Mon Sep 17 00:00:00 2001
From: blacksirius <blacksirius@54d463be-8e91-2dee-dedb-b68131a5f0ec>
Date: Sun, 3 Jun 2012 20:09:39 +0000
Subject: thread api: added support for platforms without TLS (Thread Local
 Storage) support (usually older OSX llvm versions ..)

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@16226 54d463be-8e91-2dee-dedb-b68131a5f0ec
---
 configure.in | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 2d3df1ce2..e602db19f 100644
--- a/configure.in
+++ b/configure.in
@@ -363,6 +363,30 @@ AC_RUN_IFELSE(
 )
 
 
+# 
+# Check if CC supports __thread attribute (Thread Local Storage) 
+# (Usually our OSX friends 're lacking support of it in older llvm versions ..)
+# 
+AC_MSG_CHECKING([whether $CC supports __thread specifier (TLS)])
+AC_RUN_IFELSE(
+	[
+		__thread int g_Test = -1;
+
+		int main(int argc, char **argv){
+			g_Test = 0;
+			return g_Test;		
+		}
+	],
+	[
+		AC_MSG_RESULT([yes])
+		CFLAGS="$CFLAGS -DHAS_TLS"
+	],
+	[
+		AC_MSG_RESULT([no])
+	]
+)
+
+
 AC_MSG_CHECKING([whether $CC supports -Wno-unused-parameter])
 OLD_CFLAGS="$CFLAGS"
 CFLAGS="$CFLAGS -Wno-unused-parameter"
-- 
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