Method: Mutex#try_lock

Defined in:
thread_sync.c

#try_lock ⇒ Boolean

Attempts to obtain the lock and returns immediately. Returns true if the lock was granted.

Returns:

  • (Boolean) 


202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
 
# File 'thread_sync.c', line 202

VALUE
rb_mutex_trylock(VALUE self)
{
    rb_mutex_t *mutex = mutex_ptr(self);
    VALUE locked = Qfalse;

    if (mutex->th == 0) {
  rb_thread_t *th = GET_THREAD();
  mutex->th = th;
  locked = Qtrue;

  mutex_locked(th, self);
    }

    return locked;
}