Ocsigen

Reference manual

Version 1.2.0

Index

Lwt
Eliom
Main modules
Pages with Ocamlduce
XHTML pages typed with variants
Other pages
Creating new kinds of pages
Ocsigen

This is a preliminary version of the documentation. Help us to improve it by filling tickets. We are looking for native english speakers to proof read the documentation. Contact us!

Previous Up Next

Module Lwt_mutex


module Lwt_mutex: sig .. end
with_lock lock f is used to lock a mutex within a block scope. The function f () is called with the mutex locked, and its result is returned from the call to . If an exception is raised from f, the mutex is also unlocked before the scope of is exited.
type t 
val create : unit -> t
val lock : t -> unit Lwt.t
val unlock : t -> unit
val with_lock : t -> (unit -> 'a Lwt.t) -> 'a Lwt.t
with_lock lock f is used to lock a mutex within a block scope. The function f () is called with the mutex locked, and its result is returned from the call to . If an exception is raised from f, the mutex is also unlocked before the scope of is exited.