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doc clarification

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This commit is contained in:
Matthew Flatt 2010-08-14 08:08:13 -06:00
parent b3525b4a2f
commit 9dda6f5d6b
1 changed files with 5 additions and 4 deletions
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collects/scribblings/foreign/atomic.scrbl
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@ -27,10 +27,11 @@ are faster.}
)]{
Like @racket[start-atomic] and @racket[end-atomic], but the delivery
of break exceptions is not suspended. Use these only in
@racket[dynamic-wind] pre- and post thunks or in other contexts where
breaks are disabled. These variants are not faster than plan
@racket[start-atomic] and @racket[end-atomic].}
of break exceptions is not suspended. To ensure that a call to
@racket[start-atomic] is reliably paired with a call to
@racket[end-atomic], use @racket[dynamic-wind] pre- and post thunks or
some other context where breaks are disabled. These variants are not
faster than plan @racket[start-atomic] and @racket[end-atomic].}
@defproc[(call-as-atomic [thunk (-> any)]) any]{