From 98b15ef4975d0247d8ce5f35e4a89870e59f3661 Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Thu, 8 Jul 2010 02:29:29 +0000
Subject: [PATCH] Switch from __thread to pthread_[gs]etspecific().

---
 Local.hpp   | 40 +++++++++++++++++++++++++++++-----------
 Pooling.hpp |  4 ++--
 2 files changed, 31 insertions(+), 13 deletions(-)

diff --git a/Local.hpp b/Local.hpp
index c223792..1b97267 100644
--- a/Local.hpp
+++ b/Local.hpp
@@ -40,24 +40,42 @@
 #ifndef CYLOCAL_HPP
 #define CYLOCAL_HPP
 
+#include <pthread.h>
+
 template <typename Type_>
-struct CYLocal {
-    Type_ last_;
+class CYLocal {
+  private:
+    static ::pthread_key_t key_;
+
+    Type_ *last_;
+
+  protected:
+    static _finline void Set(Type_ *value) {
+        _assert(::pthread_setspecific(key_, value) == 0);
+    }
 
-    CYLocal(Type_ next) {
-        Type_ &top(Top());
-        last_ = top;
-        top = next;
+    static ::pthread_key_t Key_() {
+        ::pthread_key_t key;
+        ::pthread_key_create(&key, NULL);
+        return key;
     }
 
-    ~CYLocal() {
-        Top() = last_;
+  public:
+    CYLocal(Type_ *next) {
+        last_ = Get();
+        Set(next);
     }
 
-    static Type_ &Top() {
-        static __thread Type_ top;
-        return top;
+    _finline ~CYLocal() {
+        Set(last_);
+    }
+
+    static _finline Type_ *Get() {
+        return reinterpret_cast<Type_ *>(::pthread_getspecific(key_));
     }
 };
 
+template <typename Type_>
+::pthread_key_t CYLocal<Type_>::key_ = Key_();
+
 #endif/*CYLOCAL_HPP*/
diff --git a/Pooling.hpp b/Pooling.hpp
index 96b4932..c416b90 100644
--- a/Pooling.hpp
+++ b/Pooling.hpp
@@ -174,7 +174,7 @@ class CYLocalPool :
     public CYPool
 {
   private:
-    CYLocal<apr_pool_t *> local_;
+    CYLocal<apr_pool_t> local_;
 
   public:
     CYLocalPool() :
@@ -185,6 +185,6 @@ class CYLocalPool :
 };
 
 #define $pool \
-    CYLocal<apr_pool_t *>::Top()
+    CYLocal<apr_pool_t>::Get()
 
 #endif/*CYPOOLING_HPP*/
-- 
2.47.2