diff options
Diffstat (limited to 'src/Main.hs')
| -rw-r--r-- | src/Main.hs | 58 |
1 files changed, 28 insertions, 30 deletions
diff --git a/src/Main.hs b/src/Main.hs index ff85a038..3e4afca2 100644 --- a/src/Main.hs +++ b/src/Main.hs @@ -56,17 +56,17 @@ main = do cmdline <- getArgs case getOpt Permute options cmdline of (flags, args, [] ) -> run flags args - (_, _, errors) -> do prog <- getProgName + (_, _, errors) -> do prog <- getProgramName die (concat errors ++ usageInfo (usageHeader prog) options) usageHeader :: String -> String -usageHeader prog = prog ++ " [OPTION...] file...\n" +usageHeader prog = "Usage: " ++ prog ++ " [OPTION...] file...\n" data Flag = Flag_CSS String | Flag_Debug - | Flag_DocBook +-- | Flag_DocBook | Flag_DumpInterface FilePath | Flag_Heading String | Flag_Html @@ -84,32 +84,32 @@ data Flag options :: [OptDescr Flag] options = [ - Option ['d'] ["docbook"] (NoArg Flag_DocBook) - "output in docbook (SGML)", - Option ['D'] ["debug"] (NoArg Flag_Debug) - "extra debugging output", - Option ['h'] ["html"] (NoArg Flag_Html) - "output in HTML", Option ['o'] ["odir"] (ReqArg Flag_OutputDir "DIR") "directory in which to put the output files", - Option ['p'] ["prologue"] (ReqArg Flag_Prologue "FILE") - "file containing prologue text", + Option ['i'] ["read-interface"] (ReqArg Flag_ReadInterface "FILE") + "read an interface from FILE", + Option ['D'] ["dump-interface"] (ReqArg Flag_DumpInterface "FILE") + "dump an interface for these modules in FILE", + Option ['l'] ["lib"] (ReqArg Flag_Lib "DIR") + "location of Haddock's auxiliary files", +-- Option ['S'] ["docbook"] (NoArg Flag_DocBook) +-- "output in docbook (SGML)", + Option ['h'] ["html"] (NoArg Flag_Html) + "output in HTML", + Option ['m'] ["ms-help"] (NoArg Flag_MSHtmlHelp) + "produce Microsoft HTML Help files (with -h)", Option ['s'] ["source"] (ReqArg Flag_SourceURL "URL") "base URL for links to source code", + Option ['c'] ["css"] (ReqArg Flag_CSS "FILE") + "the CSS file to use for HTML output", + Option ['p'] ["prologue"] (ReqArg Flag_Prologue "FILE") + "file containing prologue text", Option ['t'] ["title"] (ReqArg Flag_Heading "TITLE") "page heading", - Option ['i'] ["read-interface"] (ReqArg Flag_ReadInterface "FILE") - "read an interface from FILE", - Option [] ["css"] (ReqArg Flag_CSS "FILE") - "The CSS file to use for HTML output", - Option [] ["dump-interface"] (ReqArg Flag_DumpInterface "FILE") - "dump an interface for these modules in FILE", - Option [] ["lib"] (ReqArg Flag_Lib "DIR") - "Location of Haddock's auxiliary files", - Option [] ["ms-help"] (NoArg Flag_MSHtmlHelp) - "Produce Microsoft HTML Help files (with -h)", - Option [] ["no-implicit-prelude"] (NoArg Flag_NoImplicitPrelude) - "Do not assume Prelude is imported", + Option ['n'] ["no-implicit-prelude"] (NoArg Flag_NoImplicitPrelude) + "do not assume Prelude is imported", + Option ['d'] ["debug"] (NoArg Flag_Debug) + "extra debugging output", Option ['?'] ["help"] (NoArg Flag_Help) "display this help and exit", Option ['V'] ["version"] (NoArg Flag_Version) @@ -122,13 +122,11 @@ saved_flags = unsafePerformIO (newIORef (error "no flags yet")) run :: [Flag] -> [FilePath] -> IO () run flags files = do when (Flag_Help `elem` flags) $ do - prog <- getProgName - putStrLn (usageInfo (usageHeader prog) options) - exitWith ExitSuccess + prog <- getProgramName + bye (usageInfo (usageHeader prog) options) - when (Flag_Version `elem` flags) $ do - putStrLn ("Haddock version " ++ projectVersion ++ ", (c) Simon Marlow 2002") - exitWith ExitSuccess + when (Flag_Version `elem` flags) $ + bye ("Haddock version " ++ projectVersion ++ ", (c) Simon Marlow 2002\n") let title = case [str | Flag_Heading str <- flags] of [] -> "" @@ -265,7 +263,7 @@ parse_file file = do (\h -> do stuff <- hGetContents h case parse stuff (SrcLoc 1 1) 1 0 [] of Ok _ e -> return e - Failed err -> die (file ++ ':':err) + Failed err -> die (file ++ ':':err ++ "\n") ) getPrologue :: [Flag] -> IO (Maybe Doc) |