mirror of
https://github.com/GrammaticalFramework/gf-core.git
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e6c2c844e9
This should make it easier to use GF with UTF-8 in the Windows Console See https://groups.google.com/forum/#!topic/gf-dev/DCou6FDhCnU
64 lines
2.2 KiB
Haskell
64 lines
2.2 KiB
Haskell
-- | GF main program (grammar compiler, interactive shell, http server)
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{-# LANGUAGE CPP #-}
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module GF.Main where
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import GF.Compiler
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import qualified GF.Interactive as GFI1
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#ifdef C_RUNTIME
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import qualified GF.Interactive2 as GFI2
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#endif
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import GF.Data.ErrM
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import GF.Infra.Option
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import GF.Infra.UseIO
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import GF.Infra.BuildInfo (buildInfo)
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import Paths_gf
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import Data.Version
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import System.Directory
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import System.Environment (getArgs)
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import System.Exit
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import GF.System.Console (setConsoleEncoding)
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-- | Run the GF main program, taking arguments from the command line.
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-- (It calls 'setConsoleEncoding' and 'getOptions', then 'mainOpts'.)
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-- Run @gf --help@ for usage info.
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main :: IO ()
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main = do
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--setConsoleEncoding
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uncurry mainOpts =<< getOptions
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-- | Get and parse GF command line arguments. Fix relative paths.
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-- Calls 'getArgs' and 'parseOptions'.
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getOptions = do
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args <- getArgs
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case parseOptions args of
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Ok (opts,files) -> do curr_dir <- getCurrentDirectory
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lib_dir <- getLibraryDirectory opts
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return (fixRelativeLibPaths curr_dir lib_dir opts, files)
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Bad err -> do ePutStrLn err
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ePutStrLn "You may want to try --help."
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exitFailure
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-- | Run the GF main program with the given options and files. Depending on
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-- the options it invokes 'mainGFC', 'mainGFI', 'mainRunGFI', 'mainServerGFI',
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-- or it just prints version/usage info.
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mainOpts :: Options -> [FilePath] -> IO ()
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mainOpts opts files =
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case flag optMode opts of
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ModeVersion -> putStrLn $ "Grammatical Framework (GF) version " ++ showVersion version ++ "\n" ++ buildInfo
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ModeHelp -> putStrLn helpMessage
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ModeServer port -> GFI1.mainServerGFI opts port files
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ModeCompiler -> mainGFC opts files
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ModeInteractive -> GFI1.mainGFI opts files
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ModeRun -> GFI1.mainRunGFI opts files
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#ifdef C_RUNTIME
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ModeInteractive2 -> GFI2.mainGFI opts files
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ModeRun2 -> GFI2.mainRunGFI opts files
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#else
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ModeInteractive2 -> noCruntime
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ModeRun2 -> noCruntime
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where
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noCruntime = do ePutStrLn "GF configured without C run-time support"
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exitFailure
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#endif
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