workbench/libs/mesa/src/aros/tls.h

   1 /*
   2     Copyright 2010-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #ifndef TLS_H
   7 #define TLS_H
   8
   9 #include <exec/types.h>
  10 #include <aros/symbolsets.h>
  11
  12 struct TaskLocalStorage;
  13
  14 struct TaskLocalStorage * CreateTLS();
  15 VOID InsertIntoTLS(struct TaskLocalStorage * tls, APTR ptr);
  16 APTR GetFromTLS(struct TaskLocalStorage * tls);
  17 VOID ClearFromTLS(struct TaskLocalStorage * tls);
  18 VOID DestroyTLS(struct TaskLocalStorage * tls);
  19
  20 #define DECLARE_STATIC_TLS(tls)                 \
  21 static struct TaskLocalStorage * tls = NULL;    \
  22 static LONG auto_create_##tls()                  \
  23 {                                               \
  24     tls = CreateTLS();                          \
  25     if (tls)                                    \
  26         return 1;                               \
  27     else                                        \
  28         return 0;                               \
  29 }                                               \
  30                                                 \
  31 static VOID auto_destroy_##tls()                \
  32 {                                               \
  33     if (tls)                                    \
  34         DestroyTLS(tls);                        \
  35 }                                               \
  36 ADD2INIT(auto_create_##tls, 5);                  \
  37 ADD2EXIT(auto_destroy_##tls, 5);
  38
  39 #endif /* TLS_H */