package octez-libs
A package that contains multiple base libraries used by the Octez suite
Install
Dune Dependency
Authors
Maintainers
Sources
tezos-18.0.tar.gz
sha256=dbc3b675aee59c2c574e5d0a771193a2ecfca31e7a5bc5aed66598080596ce1c
sha512=b97ed762b9d24744305c358af0d20f394376b64bfdd758dd4a81775326caf445caa57c4f6445da3dd6468ff492de18e4c14af6f374dfcbb7e4d64b7b720e5e2a
doc/octez-libs.stdlib-unix/Tezos_stdlib_unix/Lwt_lock_file/index.html
Module Tezos_stdlib_unix.Lwt_lock_fileSource
Simple abstraction over Unix lockfiles
Source
val try_with_lock :
when_locked:(unit -> 'a Tezos_error_monad.Error_monad.tzresult Lwt.t) ->
filename:string ->
(unit -> 'a Tezos_error_monad.Error_monad.tzresult Lwt.t) ->
'a Tezos_error_monad.Error_monad.tzresult Lwt.ttry_with_lock ?close_on_exec ?unlink_on_exit ~when_locked ~filename f tries to take a lock on file filename and calls f if the lock was successfully taken. If the lock was previously taken, when_locked is called instead and f is ignored.
This function may fail with an I/O exception wrapped in the error monad if something unexpected happened.