From 378b211816b04985a90c52d91e1e4a49738ce702 Mon Sep 17 00:00:00 2001
From: hcg <hcg@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 29 Jan 2013 15:26:42 +0000
Subject: [PATCH] [package] libdirectfb: When volotile keyword is not used,
 compiler generates code that uses old value of implementations and not the
 new one set by dlopen()

git-svn-id: svn://svn.openwrt.org/openwrt/packages@35386 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 ...isable-asm.patch => 001-disable-asm.patch} |  0
 .../patches/002-use-volatile-keyword.patch    | 30 +++++++++++++++++++
 2 files changed, 30 insertions(+)
 rename libs/libdirectfb/patches/{disable-asm.patch => 001-disable-asm.patch} (100%)
 create mode 100644 libs/libdirectfb/patches/002-use-volatile-keyword.patch

diff --git a/libs/libdirectfb/patches/disable-asm.patch b/libs/libdirectfb/patches/001-disable-asm.patch
similarity index 100%
rename from libs/libdirectfb/patches/disable-asm.patch
rename to libs/libdirectfb/patches/001-disable-asm.patch
diff --git a/libs/libdirectfb/patches/002-use-volatile-keyword.patch b/libs/libdirectfb/patches/002-use-volatile-keyword.patch
new file mode 100644
index 000000000..79041106a
--- /dev/null
+++ b/libs/libdirectfb/patches/002-use-volatile-keyword.patch
@@ -0,0 +1,30 @@
+diff -burN DirectFB-1.4.2.orig/lib/direct/interface.c DirectFB-1.4.2/lib/direct/interface.c
+--- DirectFB-1.4.2.orig/lib/direct/interface.c	2013-01-29 13:57:25.000000000 +0100
++++ DirectFB-1.4.2/lib/direct/interface.c	2013-01-29 13:59:37.000000000 +0100
+@@ -74,7 +74,7 @@
+ } DirectInterfaceImplementation;
+ 
+ static pthread_mutex_t  implementations_mutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
+-static DirectLink      *implementations       = NULL;
++static DirectLink      * volatile implementations       = NULL;
+ 
+ /**************************************************************************************************/
+ 
+@@ -96,7 +96,7 @@
+      D_DEBUG_AT( Direct_Interface, "  -> %s | %s\n", impl->type, impl->implementation );
+ 
+      pthread_mutex_lock( &implementations_mutex );
+-     direct_list_prepend( &implementations, &impl->link );
++     direct_list_prepend( (DirectLink**)&implementations, &impl->link );
+      pthread_mutex_unlock( &implementations_mutex );
+ }
+ 
+@@ -111,7 +111,7 @@
+           D_MAGIC_ASSERT( impl, DirectInterfaceImplementation );
+ 
+           if (impl->funcs == funcs) {
+-               direct_list_remove( &implementations, &impl->link );
++               direct_list_remove( (DirectLink**)&implementations, &impl->link );
+ 
+                break;
+           }