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module Main (main) where
import System.Directory (getCurrentDirectory)
import Development.Shake
import Hadrian.Expression
import Hadrian.Utilities
import Settings.Parser
import qualified Base
import qualified CommandLine
import qualified Environment
import qualified Rules
import qualified Rules.Clean
import qualified Rules.Documentation
import qualified Rules.Nofib
import qualified Rules.SourceDist
import qualified Rules.Selftest
import qualified Rules.Test
import qualified UserSettings
main :: IO ()
main = do
-- Provide access to command line arguments and some user settings through
-- Shake's type-indexed map 'shakeExtra'.
argsMap <- CommandLine.cmdLineArgsMap
let extra = insertExtra UserSettings.buildProgressColour
$ insertExtra UserSettings.successColour
$ insertExtra (VerboseCommand UserSettings.verboseCommand) argsMap
BuildRoot buildRoot = CommandLine.lookupBuildRoot argsMap
rebuild = [ (RebuildLater, buildRoot -/- "stage0//*")
| CommandLine.lookupFreeze1 argsMap ]
cwd <- getCurrentDirectory
shakeColor <- shouldUseColor
let options :: ShakeOptions
options = shakeOptions
{ shakeChange = ChangeModtimeAndDigest
, shakeFiles = buildRoot -/- Base.shakeFilesDir
, shakeProgress = progressSimple
, shakeRebuild = rebuild
, shakeTimings = True
, shakeColor = shakeColor
, shakeExtra = extra
-- Setting shakeSymlink to False ensures files are copied out of
-- shake's cloud cache instead of hard linked. This is important as
-- the hard link mode makes all such files read only to avoid
-- accidentally modifying cache files via the hard link. It turns
-- out, many Hadrian rules attempt read access to such files and
-- hence would in the hard link mode. These rules could be
-- refactored to avoid write access, but setting shakeSymlink to
-- False is a much simpler solution.
, shakeSymlink = False
-- Enable linting file accesses in the build dir and ghc root dir
-- (cwd) when using the `--lint-fsatrace` option.
, shakeLintInside = [ cwd, buildRoot ]
, shakeLintIgnore =
-- Ignore access to the package database caches.
-- They are managed externally by the ghc-pkg tool.
[ buildRoot -/- "//package.conf.d/package.cache"
-- Ignore access to autom4te.cache directories.
-- They are managed externally by auto tools.
, "//autom4te.cache//*"
]
}
rules :: Rules ()
rules = do
Rules.buildRules
Rules.Documentation.documentationRules
Rules.Clean.cleanRules
Rules.Nofib.nofibRules
Rules.oracleRules
Rules.Selftest.selftestRules
Rules.SourceDist.sourceDistRules
Rules.Test.testRules
Rules.topLevelTargets
Rules.toolArgsTarget
shakeArgsWith options CommandLine.optDescrs $ \_ targets -> do
let targets' = removeKVs targets
Environment.setupEnvironment
return . Just $ if null targets'
then rules
else want targets' >> withoutActions rules
|
