git.iko.soy/typeable/pandoc
on dfbb4d3 help sign in
typeable/pandoc/Setup.hs
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1import Distribution.Simple
2import Distribution.Simple.Setup
3 (copyDest, copyVerbosity, fromFlag, installVerbosity, BuildFlags(..))
4import Distribution.PackageDescription
5 (PackageDescription(..), Executable(..), BuildInfo(..))
6import Distribution.Simple.LocalBuildInfo
7 (LocalBuildInfo(..), absoluteInstallDirs)
8import Distribution.Verbosity ( Verbosity, silent )
9import Distribution.Simple.InstallDirs (mandir, bindir, CopyDest (NoCopyDest))
10import Distribution.Simple.Utils (copyFiles)
11import Control.Exception ( bracket_ )
12import Control.Monad ( unless )
13import System.Process ( runCommand, runProcess, waitForProcess )
14import System.FilePath ( (</>), (<.>) )
15import System.Directory
16import System.IO ( stderr )
17import System.Exit
18import System.Time
19import System.IO.Error ( isDoesNotExistError )
20import Data.Maybe ( catMaybes )
21import Data.List ( (\\) )
23main :: IO ()
24main = do
25 defaultMainWithHooks $ simpleUserHooks {
26 runTests = runTestSuite
27 , postBuild = makeManPages
28 , postCopy = \ _ flags pkg lbi -> do
29 installManpages pkg lbi (fromFlag $ copyVerbosity flags)
30 (fromFlag $ copyDest flags)
31 installScripts pkg lbi (fromFlag $ copyVerbosity flags)
32 (fromFlag $ copyDest flags)
33 , postInst = \ _ flags pkg lbi -> do
34 installManpages pkg lbi (fromFlag $ installVerbosity flags) NoCopyDest
35 installScripts pkg lbi (fromFlag $ installVerbosity flags) NoCopyDest
36 }
37 exitWith ExitSuccess
39-- | Run test suite.
40runTestSuite :: Args -> Bool -> PackageDescription -> LocalBuildInfo -> IO a
41runTestSuite _ _ pkg _ = do
42 let isHighlightingKate (Dependency (PackageName "highlighting-kate") _) = True
43 isHighlightingKate _ = False
44 let highlightingSupport = any isHighlightingKate $ buildDepends pkg
45 let testArgs = ["lhs" | highlightingSupport]
46 let testCmd = "runhaskell -i.. RunTests.hs " ++ unwords testArgs
47 inDirectory "tests" $ runCommand testCmd >>= waitForProcess >>= exitWith
49-- | Build man pages from markdown sources in man/man1/.
50makeManPages :: Args -> BuildFlags -> PackageDescription -> LocalBuildInfo -> IO ()
51makeManPages _ flags _ buildInfo = do
52 let pandocPath = (buildDir buildInfo) </> "pandoc" </> "pandoc"
53 makeManPage pandocPath (fromFlag $ buildVerbosity flags) "markdown2pdf.1"
54 let testCmd = "runghc -package-conf=dist/package.conf.inplace MakeManPage.hs" -- makes pandoc.1 from README
55 runCommand testCmd >>= waitForProcess >>= exitWith
57manpages :: [FilePath]
58manpages = ["pandoc.1", "markdown2pdf.1"]
60manDir :: FilePath
61manDir = "man" </> "man1"
63-- | Build a man page from markdown source in man/man1.
64makeManPage :: FilePath -> Verbosity -> FilePath -> IO ()
65makeManPage pandoc verbosity manpage = do
66 let page = manDir </> manpage
67 let source = page <.> "md"
68 modifiedDeps <- modifiedDependencies page [source]
69 unless (null modifiedDeps) $ do
70 ec <- runProcess pandoc ["-s", "-S", "-r", "markdown", "-w", "man",
71 "--template=templates/man.template", "-o", page, source]
72 Nothing Nothing Nothing Nothing (Just stderr) >>= waitForProcess
73 case ec of
74 ExitSuccess -> unless (verbosity == silent) $
75 putStrLn $ "Created " ++ page
76 ExitFailure n -> putStrLn ("Error creating " ++ page ++
77 ". Exit code = " ++ show n) >> exitWith ec
79installScripts :: PackageDescription -> LocalBuildInfo
80 -> Verbosity -> CopyDest -> IO ()
81installScripts pkg lbi verbosity copy =
82 copyFiles verbosity (bindir (absoluteInstallDirs pkg lbi copy))
83 (zip (repeat ".") (wrappers \\ exes))
84 where exes = map exeName $ filter isBuildable $ executables pkg
85 isBuildable = buildable . buildInfo
86 wrappers = ["markdown2pdf"]
88installManpages :: PackageDescription -> LocalBuildInfo
89 -> Verbosity -> CopyDest -> IO ()
90installManpages pkg lbi verbosity copy =
91 copyFiles verbosity (mandir (absoluteInstallDirs pkg lbi copy) </> "man1")
92 (zip (repeat manDir) manpages)
94-- | Returns a list of 'dependencies' that have been modified after 'file'.
95modifiedDependencies :: FilePath -> [FilePath] -> IO [FilePath]
96modifiedDependencies file dependencies = do
97 fileModTime <- catch (getModificationTime file) $
98 \e -> if isDoesNotExistError e
99 then return (TOD 0 0) -- the minimum ClockTime
100 else ioError e
101 depModTimes <- mapM getModificationTime dependencies
102 let modified = zipWith (\dep time -> if time > fileModTime then Just dep else Nothing) dependencies depModTimes
103 return $ catMaybes modified
105-- | Perform an IO action in a directory.
106inDirectory :: FilePath -> IO a -> IO a
107inDirectory dir action = do
108 oldDir <- getCurrentDirectory
109 bracket_ (setCurrentDirectory dir) (setCurrentDirectory oldDir) action