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authorAlexander Vershilov <qnikst@gentoo.org>2013-06-20 05:14:47 +0000
committerAlexander Vershilov <qnikst@gentoo.org>2013-06-20 05:14:47 +0000
commitc98837c3a15e5be8f1f811a1dd68cd5e88cca2d8 (patch)
tree7e8be096b79b7f6a3dda6714d33ff04395f90d18 /dev-haskell/concurrent-extra/metadata.xml
parentadd 0.1.0.5-r1 due to #473858 (diff)
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add 0.7.0.6 due to #473858
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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+ <herd>haskell</herd>
+ <maintainer>
+ <email>haskell@gentoo.org</email>
+ </maintainer>
+ <longdescription>
+ The @concurrent-extra@ package offers among other things the
+ following selection of synchronisation primitives:
+
+ * @Broadcast@: Wake multiple threads by broadcasting a value.
+
+ * @Event@: Wake multiple threads by signalling an event.
+
+ * @Lock@: Enforce exclusive access to a resource. Also known as a
+ binary semaphore or mutex. The package additionally provides an
+ alternative that works in the @STM@ monad.
+
+ * @RLock@: A lock which can be acquired multiple times by the same
+ thread. Also known as a reentrant mutex.
+
+ * @ReadWriteLock@: Multiple-reader, single-writer locks. Used to
+ protect shared resources which may be concurrently read, but only
+ sequentially written.
+
+ * @ReadWriteVar@: Concurrent read, sequential write variables.
+
+ Please consult the API documentation of the individual modules for
+ more detailed information.
+
+ This package was inspired by the concurrency libraries of Java and
+ Python.
+ </longdescription>
+</pkgmetadata>