3b3387b4a3
Previously it relied on pandoc already being installed. Now it uses dist/package.conf.inplace.
110 lines
4.8 KiB
Haskell
110 lines
4.8 KiB
Haskell
import Distribution.Simple
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import Distribution.Simple.Setup
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(copyDest, copyVerbosity, fromFlag, installVerbosity, BuildFlags(..))
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import Distribution.PackageDescription
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(PackageDescription(..), Executable(..), BuildInfo(..))
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import Distribution.Simple.LocalBuildInfo
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(LocalBuildInfo(..), absoluteInstallDirs)
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import Distribution.Verbosity ( Verbosity, silent )
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import Distribution.Simple.InstallDirs (mandir, bindir, CopyDest (NoCopyDest))
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import Distribution.Simple.Utils (copyFiles)
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import Control.Exception ( bracket_ )
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import Control.Monad ( unless )
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import System.Process ( runCommand, runProcess, waitForProcess )
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import System.FilePath ( (</>), (<.>) )
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import System.Directory
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import System.IO ( stderr )
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import System.Exit
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import System.Time
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import System.IO.Error ( isDoesNotExistError )
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import Data.Maybe ( catMaybes )
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import Data.List ( (\\) )
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main :: IO ()
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main = do
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defaultMainWithHooks $ simpleUserHooks {
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runTests = runTestSuite
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, postBuild = makeManPages
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, postCopy = \ _ flags pkg lbi -> do
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installManpages pkg lbi (fromFlag $ copyVerbosity flags)
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(fromFlag $ copyDest flags)
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installScripts pkg lbi (fromFlag $ copyVerbosity flags)
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(fromFlag $ copyDest flags)
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, postInst = \ _ flags pkg lbi -> do
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installManpages pkg lbi (fromFlag $ installVerbosity flags) NoCopyDest
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installScripts pkg lbi (fromFlag $ installVerbosity flags) NoCopyDest
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}
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exitWith ExitSuccess
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-- | Run test suite.
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runTestSuite :: Args -> Bool -> PackageDescription -> LocalBuildInfo -> IO a
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runTestSuite _ _ pkg _ = do
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let isHighlightingKate (Dependency (PackageName "highlighting-kate") _) = True
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isHighlightingKate _ = False
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let highlightingSupport = any isHighlightingKate $ buildDepends pkg
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let testArgs = ["lhs" | highlightingSupport]
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let testCmd = "runhaskell -i.. RunTests.hs " ++ unwords testArgs
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inDirectory "tests" $ runCommand testCmd >>= waitForProcess >>= exitWith
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-- | Build man pages from markdown sources in man/man1/.
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makeManPages :: Args -> BuildFlags -> PackageDescription -> LocalBuildInfo -> IO ()
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makeManPages _ flags _ buildInfo = do
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let pandocPath = (buildDir buildInfo) </> "pandoc" </> "pandoc"
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makeManPage pandocPath (fromFlag $ buildVerbosity flags) "markdown2pdf.1"
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let testCmd = "runghc -package-conf=dist/package.conf.inplace MakeManPage.hs" -- makes pandoc.1 from README
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runCommand testCmd >>= waitForProcess >>= exitWith
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manpages :: [FilePath]
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manpages = ["pandoc.1", "markdown2pdf.1"]
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manDir :: FilePath
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manDir = "man" </> "man1"
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-- | Build a man page from markdown source in man/man1.
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makeManPage :: FilePath -> Verbosity -> FilePath -> IO ()
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makeManPage pandoc verbosity manpage = do
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let page = manDir </> manpage
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let source = page <.> "md"
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modifiedDeps <- modifiedDependencies page [source]
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unless (null modifiedDeps) $ do
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ec <- runProcess pandoc ["-s", "-S", "-r", "markdown", "-w", "man",
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"--template=templates/man.template", "-o", page, source]
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Nothing Nothing Nothing Nothing (Just stderr) >>= waitForProcess
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case ec of
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ExitSuccess -> unless (verbosity == silent) $
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putStrLn $ "Created " ++ page
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ExitFailure n -> putStrLn ("Error creating " ++ page ++
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". Exit code = " ++ show n) >> exitWith ec
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installScripts :: PackageDescription -> LocalBuildInfo
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-> Verbosity -> CopyDest -> IO ()
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installScripts pkg lbi verbosity copy =
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copyFiles verbosity (bindir (absoluteInstallDirs pkg lbi copy))
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(zip (repeat ".") (wrappers \\ exes))
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where exes = map exeName $ filter isBuildable $ executables pkg
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isBuildable = buildable . buildInfo
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wrappers = ["markdown2pdf"]
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installManpages :: PackageDescription -> LocalBuildInfo
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-> Verbosity -> CopyDest -> IO ()
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installManpages pkg lbi verbosity copy =
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copyFiles verbosity (mandir (absoluteInstallDirs pkg lbi copy) </> "man1")
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(zip (repeat manDir) manpages)
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-- | Returns a list of 'dependencies' that have been modified after 'file'.
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modifiedDependencies :: FilePath -> [FilePath] -> IO [FilePath]
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modifiedDependencies file dependencies = do
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fileModTime <- catch (getModificationTime file) $
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\e -> if isDoesNotExistError e
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then return (TOD 0 0) -- the minimum ClockTime
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else ioError e
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depModTimes <- mapM getModificationTime dependencies
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let modified = zipWith (\dep time -> if time > fileModTime then Just dep else Nothing) dependencies depModTimes
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return $ catMaybes modified
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-- | Perform an IO action in a directory.
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inDirectory :: FilePath -> IO a -> IO a
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inDirectory dir action = do
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oldDir <- getCurrentDirectory
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bracket_ (setCurrentDirectory dir) (setCurrentDirectory oldDir) action
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