{-# LANGUAGE TemplateHaskell #-} -- | Functions in this module check for the presence of various build tools. module Development.Shake.Check ( checkExecutable -- * Helper functions for specific programs , pandoc , autoconf , patsFilter , ghc , compleat , cabal , madlang -- * Types , MBool ) where import Development.Shake.TH $(mkExecChecks ["compleat", "pandoc", "autoconf", "cabal", "ghc", "madlang"]) -- | Check for presence of @pats-filter@. patsFilter :: MBool patsFilter :: m Bool patsFilter = String -> m Bool forall (m :: * -> *). MonadIO m => String -> m Bool checkExecutable String "pats-filter"