patch applied (cabal): Add PackageIndex.dependencyCycles

Duncan Coutts duncan.coutts at
Sun May 4 12:37:52 EDT 2008

Sun May  4 06:16:26 PDT 2008  Duncan Coutts <duncan at>
  * Add PackageIndex.dependencyCycles
  Finds any cycles (strongly connected components) in the dependencies
  of set of packages. This is useful for checking the correctness of
  installation plans.

    M ./Distribution/Simple/PackageIndex.hs +18

View patch online:

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