/*
- * Copyright (c) 2008-2010 Niels Provos, Nick Mathewson
+ * Copyright (c) 2008-2012 Niels Provos, Nick Mathewson
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
#define EVTHREAD_COND_WAIT_TIMED(cond, lock, tv) \
( (cond) ? _evthread_cond_fns.wait_condition((cond), (lock), (tv)) : 0 )
+/** True iff locking functions have been configured. */
+#define EVTHREAD_LOCKING_ENABLED() \
+ (_evthread_lock_fns.lock != NULL)
+
#elif ! defined(_EVENT_DISABLE_THREAD_SUPPORT)
unsigned long _evthreadimpl_get_id(void);
void _evthreadimpl_cond_free(void *cond);
int _evthreadimpl_cond_signal(void *cond, int broadcast);
int _evthreadimpl_cond_wait(void *cond, void *lock, const struct timeval *tv);
+int _evthreadimpl_locking_enabled(void);
#define EVTHREAD_GET_ID() _evthreadimpl_get_id()
#define EVBASE_IN_THREAD(base) \
#define EVTHREAD_COND_WAIT_TIMED(cond, lock, tv) \
( (cond) ? _evthreadimpl_cond_wait((cond), (lock), (tv)) : 0 )
+#define EVTHREAD_LOCKING_ENABLED() \
+ (_evthreadimpl_locking_enabled())
+
#else /* _EVENT_DISABLE_THREAD_SUPPORT */
#define EVTHREAD_GET_ID() 1
#define EVTHREAD_COND_WAIT(cond, lock) _EVUTIL_NIL_STMT
#define EVTHREAD_COND_WAIT_TIMED(cond, lock, howlong) _EVUTIL_NIL_STMT
+#define EVTHREAD_LOCKING_ENABLED() 0
+
#endif
/* This code is shared between both lock impls */
int _evthread_is_debug_lock_held(void *lock);
void *_evthread_debug_get_real_lock(void *lock);
+
+void *evthread_setup_global_lock_(void *lock_, unsigned locktype,
+ int enable_locks);
+
+#define EVTHREAD_SETUP_GLOBAL_LOCK(lockvar, locktype) \
+ do { \
+ lockvar = evthread_setup_global_lock_(lockvar, \
+ (locktype), enable_locks); \
+ if (!lockvar) { \
+ event_warn("Couldn't allocate %s", #lockvar); \
+ return -1; \
+ } \
+ } while (0);
+
+int event_global_setup_locks_(const int enable_locks);
+int evsig_global_setup_locks_(const int enable_locks);
+int evutil_secure_rng_global_setup_locks_(const int enable_locks);
+
#endif
#ifdef __cplusplus