Implemented lots of command-line options in GF.Devel.GFC.Options.

This commit is contained in:
bringert
2007-09-28 13:10:09 +00:00
parent 99d9def10e
commit e0233440c7

View File

@@ -1,6 +1,11 @@
module GF.Devel.Options where
import Control.Monad
import Data.Maybe
import System.Console.GetOpt
import System.FilePath
{-
@@ -122,24 +127,142 @@ Set the speech language flag to LANG in the generated grammar.
-}
type ErrorMsg = String
data Err a = Ok a | Errors [ErrorMsg]
deriving (Read, Show, Eq)
instance Monad Err where
return = Ok
fail e = Errors [e]
Ok a >>= f = f a
Errors s >>= f = Errors s
errors :: [ErrorMsg] -> Err a
errors = Errors
data Mode = Version | Help | Compiler
deriving (Show)
data Phase = Preproc | Convert | Compile | Link
deriving (Show)
data OutputFormat = FmtGFCC | FmtJS
deriving (Show)
data Optimization = None
deriving (Show)
data Options = Options {
optMode :: Mode,
optStopAfterPhase :: Phase,
optVerbosity :: Int,
optShowCPUTime :: Bool
optShowCPUTime :: Bool,
optEmitGFC :: Bool,
optGFCDir :: FilePath,
optOutputFormat :: OutputFormat,
optOutputFile :: Maybe FilePath,
optLibraryPath :: [FilePath],
optForceRecomp :: Bool,
optPreprocessors :: [String],
optOptimization :: Optimization,
optProb :: Bool,
optStartCategory :: Maybe String,
optSpeechLanguage :: Maybe String
}
deriving (Show)
defaultOptions :: Options
defaultOptions = Options {
optMode = Compiler,
optStopAfterPhase = Link,
optVerbosity = 1,
optShowCPUTime = False
optShowCPUTime = False,
optEmitGFC = True,
optGFCDir = ".",
optOutputFormat = FmtGFCC,
optOutputFile = Nothing,
optLibraryPath = [],
optForceRecomp = False,
optPreprocessors = [],
optOptimization = None,
optProb = False,
optStartCategory = Nothing,
optSpeechLanguage = Nothing
}
optDescr :: [OptDescr (Options -> Options)]
parseOptions :: [String] -> Err (Options, [FilePath])
parseOptions args = do case errs of
[] -> do o <- foldM (\o f -> f o) defaultOptions opts
return (o, files)
_ -> errors errs
where (opts, files, errs) = getOpt RequireOrder optDescr args
optDescr :: [OptDescr (Options -> Err Options)]
optDescr =
[
Option ['E'] [] (phase Preproc) "Stop after preprocessing (with --preproc)"
Option ['E'] [] (NoArg (phase Preproc)) "Stop after preprocessing (with --preproc).",
Option ['C'] [] (NoArg (phase Convert)) "Stop after conversion to .gf.",
Option ['c'] [] (NoArg (phase Compile)) "Stop after compiling to .gfc.",
Option ['V'] ["version"] (NoArg (mode Version)) "Display GF version number.",
Option ['?','h'] ["help"] (NoArg (mode Help)) "Show help message.",
Option ['v'] ["verbose"] (OptArg verbosity "N") "Set verbosity (default 1). -v alone is the same as -v 3.",
Option ['q'] ["quiet"] (NoArg (verbosity (Just "0"))) "Quiet, same as -v 0.",
Option [] ["cpu"] (NoArg (cpu True)) "Show compilation CPU time statistics.",
Option [] ["no-cpu"] (NoArg (cpu False)) "Don't show compilation CPU time statistics (default).",
Option [] ["emit-gfc"] (NoArg (emitGFC True)) "Create .gfc files (default).",
Option [] ["no-emit-gfc"] (NoArg (emitGFC False)) "Do not create .gfc files.",
Option [] ["gfc-dir"] (ReqArg gfcDir "DIR") "Directory to put .gfc files in (default = '.').",
Option ['f'] ["output-format"] (ReqArg outFmt "FMT")
(unlines ["Output format. FMT can be one of:",
"Multiple concrete: gfcc (default), gar, js, ...",
"Single concrete only: cf, bnf, lbnf, gsl, srgs_xml, srgs_abnf, ...",
"Abstract only: haskell, ..."]),
Option ['o'] ["output-file"] (ReqArg outFile "FILE")
"Save output in FILE (default is out.X, where X depends on output format.",
Option ['i'] [] (ReqArg addLibDir "DIR") "Add DIR to the library search path.",
Option [] ["path"] (ReqArg setLibPath "DIR:DIR:...") "Set the library search path.",
Option [] ["src","force-recomp"] (NoArg (forceRecomp True))
"Always recompile from source, i.e. disable recompilation checking.",
Option [] ["preproc"] (ReqArg preproc "CMD")
(unlines ["Use CMD to preprocess input files.",
"Multiple preprocessors can be used by giving this option multiple times."]),
Option ['O'] [] (OptArg optimize "OPT")
"Perform the named optimization. Just -O means FIXME.",
Option [] ["prob"] (NoArg (prob True)) "Read probabilities from '--# prob' pragmas.",
Option [] ["startcat"] (ReqArg startcat "CAT") "Use CAT as the start category in the generated grammar.",
Option [] ["language"] (ReqArg language "LANG") "Set the speech language flag to LANG in the generated grammar."
]
where phase p = NoArg (\o -> o { optStopAfterPhase = p })
where phase x o = return $ o { optStopAfterPhase = x }
mode x o = return $ o { optMode = x }
verbosity mv o = case mv of
Nothing -> return $ o { optVerbosity = 3 }
Just v -> case reads v of
[(i,"")] | i >= 0 -> return $ o { optVerbosity = i }
_ -> fail $ "Bad verbosity: " ++ show v
cpu x o = return $ o { optShowCPUTime = x }
emitGFC x o = return $ o { optEmitGFC = x }
gfcDir x o = return $ o { optGFCDir = x }
outFmt x o = readOutputFormat x >>= \f -> return $ o { optOutputFormat = f }
outFile x o = return $ o { optOutputFile = Just x }
addLibDir x o = return $ o { optLibraryPath = x:optLibraryPath o }
setLibPath x o = return $ o { optLibraryPath = splitSearchPath x }
forceRecomp x o = return $ o { optForceRecomp = x }
preproc x o = return $ o { optPreprocessors = optPreprocessors o ++ [x] }
optimize x o = return $ o { optOptimization = None }
prob x o = return $ o { optProb = x }
startcat x o = return $ o { optStartCategory = Just x }
language x o = return $ o { optSpeechLanguage = Just x }
outputFormats :: [(String,OutputFormat)]
outputFormats =
[("gfcc", FmtGFCC),
("js", FmtJS)]
readOutputFormat :: Monad m => String -> m OutputFormat
readOutputFormat s =
maybe (fail $ "Unknown output format: " ++ show s) return $ lookup s outputFormats