From d702cb9b4920d6b1149d40e2804ef1b408746aca Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Wed, 15 Jun 2011 23:22:34 -0700
Subject: Avoid an unnecessary lock when retrieving the current context

---
 Alc/ALc.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

(limited to 'Alc/ALc.c')

diff --git a/Alc/ALc.c b/Alc/ALc.c
index 309ad9d6..e7bb59ba 100644
--- a/Alc/ALc.c
+++ b/Alc/ALc.c
@@ -2283,12 +2283,20 @@ ALC_API ALCvoid ALC_APIENTRY alcDestroyContext(ALCcontext *context)
 */
 ALC_API ALCcontext* ALC_APIENTRY alcGetCurrentContext(ALCvoid)
 {
-    ALCcontext *pContext;
+    ALCcontext *Context;
 
-    if((pContext=GetContextSuspended()) != NULL)
-        ProcessContext(pContext);
+    LockLists();
+    Context = tls_get(LocalContext);
+    if(Context && !IsContext(Context))
+    {
+        tls_set(LocalContext, NULL);
+        Context = NULL;
+    }
+    if(!Context)
+        Context = GlobalContext;
+    UnlockLists();
 
-    return pContext;
+    return Context;
 }
 
 /*
-- 
cgit v1.2.3