From e0ee4b1a31aae52637e8926cfe7de45c0cd9afc5 Mon Sep 17 00:00:00 2001 From: Eric Dobson Date: Tue, 17 Mar 2015 23:52:37 -0700 Subject: [PATCH] Add docs for fsemaphores in the Synchronization section. Closes PR 13380. --- pkgs/racket-doc/scribblings/reference/sync.scrbl | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/pkgs/racket-doc/scribblings/reference/sync.scrbl b/pkgs/racket-doc/scribblings/reference/sync.scrbl index c7ef81a0c0..cc385956e1 100644 --- a/pkgs/racket-doc/scribblings/reference/sync.scrbl +++ b/pkgs/racket-doc/scribblings/reference/sync.scrbl @@ -3,7 +3,7 @@ @title[#:tag "all-sync" #:style 'toc]{Synchronization} -Racket's synchronization toolbox spans three layers: +Racket's synchronization toolbox spans four layers: @itemize[ @@ -17,6 +17,9 @@ that compose events); and} @item{@tech{semaphores} --- a simple and especially cheap primitive for synchronization.} +@item{@tech{future semaphores} --- a simple synchronization primitive +for use with @tech{futures}.} + ]