thread_win32.h

   1 #ifndef RUBY_THREAD_WIN32_H
   2 #define RUBY_THREAD_WIN32_H
   3 /**********************************************************************
   4
   5   thread_win32.h -
   6
   7   $Author$
   8
   9   Copyright (C) 2004-2007 Koichi Sasada
  10
  11 **********************************************************************/
  12
  13 /* interface */
  14
  15 # ifdef __CYGWIN__
  16 # undef _WIN32
  17 # endif
  18
  19 #define USE_VM_CLOCK 1
  20
  21 WINBASEAPI BOOL WINAPI
  22 TryEnterCriticalSection(IN OUT LPCRITICAL_SECTION lpCriticalSection);
  23
  24 struct rb_native_thread {
  25     HANDLE thread_id;
  26     HANDLE interrupt_event;
  27 };
  28
  29 struct rb_thread_sched_item {
  30     void *vm_stack;
  31 };
  32
  33 struct rb_thread_sched {
  34     HANDLE lock;
  35 };
  36
  37 typedef DWORD native_tls_key_t; // TLS index
  38
  39 static inline void *
  40 native_tls_get(native_tls_key_t key)
  41 {
  42     // return value should be checked by caller.
  43     return TlsGetValue(key);
  44 }
  45
  46 static inline void
  47 native_tls_set(native_tls_key_t key, void *ptr)
  48 {
  49     if (UNLIKELY(TlsSetValue(key, ptr) == 0)) {
  50         rb_bug("TlsSetValue() error");
  51     }
  52 }
  53
  54 RUBY_SYMBOL_EXPORT_BEGIN
  55 RUBY_EXTERN native_tls_key_t ruby_current_ec_key;
  56 RUBY_SYMBOL_EXPORT_END
  57
  58 #endif /* RUBY_THREAD_WIN32_H */