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Don't reconfigure if unnecessary

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This commit is contained in:
Chris Done 2015-01-13 20:35:41 +01:00
parent 9d3bab31d0
commit ff996e9410
1 changed files with 4 additions and 2 deletions
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6
Stackage/ShakeBuild.hs
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@ -10,7 +10,7 @@ import Stackage.PerformBuild (PerformBuild(..),copyBuiltInHaddocks)
import Control.Monad hiding (forM_)
import qualified Data.Map.Strict as M
import qualified Data.Text as T
import Development.Shake hiding (doesDirectoryExist)
import Development.Shake hiding (doesFileExist,doesDirectoryExist)
import Distribution.Package (PackageName)
import Distribution.Text (display)
import qualified Filesystem.Path.CurrentOS as FP
@ -96,7 +96,9 @@ packageTarget pb shakeDir name plan = do
unpacked <- liftIO (doesDirectoryExist pkgDir)
unless unpacked $
cmd (Cwd shakeDir) "cabal" "unpack" nameVer
() <- cmd cwd env "cabal" "configure" (opts shakeDir pb plan pwd)
configured <- liftIO (doesFileExist (pkgDir <//> "dist" <//> "setup-config"))
unless configured $
cmd cwd env "cabal" "configure" (opts shakeDir pb plan pwd)
() <- cmd cwd env "cabal" "build"
() <- cmd cwd env "cabal" "copy"
() <- cmd cwd env "cabal" "register"