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[project @ 1997-09-24 00:58:48 by sof]
[ghc-hetmet.git]
/
ghc
/
lib
/
concurrent
/
Channel.lhs
diff --git
a/ghc/lib/concurrent/Channel.lhs
b/ghc/lib/concurrent/Channel.lhs
index
2d0c935
..
417e139
100644
(file)
--- a/
ghc/lib/concurrent/Channel.lhs
+++ b/
ghc/lib/concurrent/Channel.lhs
@@
-30,6
+30,7
@@
import Prelude
import IOBase ( IO(..) ) -- Suspicious!
import ConcBase
import STBase
+import UnsafeST ( unsafeInterleavePrimIO )
\end{code}
A channel is represented by two @MVar@s keeping track of the two ends