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Disambiguate sentence on custodian shutdown.

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See:
http://lists.racket-lang.org/dev/archive/2012-December/011373.html

Motivated by Sgeo's question in:
http://racket-lang.org/irc-logs/20121229.txt at 22:10.
This commit is contained in:
Danny Yoo 2013-01-01 00:48:50 -08:00
parent 0a0fe1a011
commit c70f7d2ed2
1 changed files with 3 additions and 3 deletions
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collects/scribblings/reference/eval-model.scrbl
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@ -804,9 +804,9 @@ When a @tech{custodian} is shut down via
@racket[custodian-shutdown-all], it forcibly and immediately closes
the ports, TCP connections, @|etc|, that it manages, as well as
terminating (or suspending) its threads. A custodian that has been
shut down cannot manage new objects. If the current custodian is shut
down before a procedure is called to create a managed resource (e.g.,
@racket[open-input-port], @racket[thread]), the
shut down cannot manage new objects. After the current custodian is shut
down, if a procedure is called that attempts to create a managed resource (e.g.,
@racket[open-input-port], @racket[thread]), then the
@exnraise[exn:fail:contract].
A thread can have multiple managing custodians, and a suspended thread