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 /*

  * Copyright 2013 Google Inc.

  *

  * Use of this source code is governed by a BSD-style license that can be

  * found in the LICENSE file.

  */

 #include "SkTLS.h"

 #include <pthread.h>

 static pthread_key_t gSkTLSKey;

 static pthread_once_t gSkTLSKey_Once = PTHREAD_ONCE_INIT;

 static void sk_tls_make_key() {

     (void)pthread_key_create(&gSkTLSKey, SkTLS::Destructor);

 }

 void* SkTLS::PlatformGetSpecific(bool forceCreateTheSlot) {

     // should we use forceCreateTheSlot to potentially skip calling pthread_once

     // and just return NULL if we've never been called with

     // forceCreateTheSlot==true ?

     (void)pthread_once(&gSkTLSKey_Once, sk_tls_make_key);

     return pthread_getspecific(gSkTLSKey);

 }

 void SkTLS::PlatformSetSpecific(void* ptr) {

     (void)pthread_setspecific(gSkTLSKey, ptr);

 }