U:RDoc::AnyMethod[iI"	lock:ETI"Mutex#lock;TF:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[I"@Attempts to grab the lock and waits if it isn't available. ;TI"FRaises +ThreadError+ if +mutex+ was locked by the current thread.;T:
@fileI"thread_sync.c;T:0@omit_headings_from_table_of_contents_below0I"mutex.lock  -> self
;T0[I"();T@FI"
Mutex;TcRDoc::NormalClass00