diff options
Diffstat (limited to 'implement.h')
| -rw-r--r-- | implement.h | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/implement.h b/implement.h index 2e320bb..f71f506 100644 --- a/implement.h +++ b/implement.h @@ -182,15 +182,17 @@ struct sem_t_ struct pthread_mutex_t_ { LONG lock_idx; /* Provides exclusive access to mutex state - via the Interlocked* mechanism, as well - as a count of the number of threads - waiting on the mutex. */ + via the Interlocked* mechanism. + 0: unlocked/free. + 1: locked - no other waiters. + -1: locked - with possible other waiters. + */ int recursive_count; /* Number of unlocks a thread needs to perform before the lock is released (recursive mutexes only). */ int kind; /* Mutex type. */ pthread_t ownerThread; - sem_t wait_sema; /* Mutex release notification to waiting + HANDLE event; /* Mutex release notification to waiting threads. */ }; @@ -451,6 +453,8 @@ extern int ptw32_concurrency; extern int ptw32_features; +extern BOOL ptw32_smp_system; /* True: SMP system, False: Uni-processor system */ + extern CRITICAL_SECTION ptw32_thread_reuse_lock; extern CRITICAL_SECTION ptw32_mutex_test_init_lock; extern CRITICAL_SECTION ptw32_cond_list_lock; @@ -486,7 +490,11 @@ extern "C" PTW32_INTERLOCKED_LONG value, PTW32_INTERLOCKED_LONG comparand); - DWORD + LONG WINAPI + ptw32_InterlockedExchange (LPLONG location, + LONG value); + + DWORD ptw32_RegisterCancelation (PAPCFUNC callback, HANDLE threadH, DWORD callback_arg); @@ -560,8 +568,7 @@ extern "C" unsigned, void *); _CRTIMP void __cdecl _endthread (void); _CRTIMP unsigned long __cdecl _beginthreadex (void *, unsigned, - unsigned (__stdcall *) (void - *), + unsigned (__stdcall *) (void *), void *, unsigned, unsigned *); _CRTIMP void __cdecl _endthreadex (unsigned); # ifdef __cplusplus @@ -574,12 +581,17 @@ extern "C" /* - * When not building the inlined version of the dll. + * Defaults. Could be overridden when building the inlined version of the dll. + * See ptw32_InterlockedCompareExchange.c */ #ifndef PTW32_INTERLOCKED_COMPARE_EXCHANGE #define PTW32_INTERLOCKED_COMPARE_EXCHANGE ptw32_interlocked_compare_exchange #endif +#ifndef PTW32_INTERLOCKED_EXCHANGE +#define PTW32_INTERLOCKED_EXCHANGE InterlockedExchange +#endif + /* * Check for old and new versions of cygwin. See the FAQ file: |