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|
----------------------------------------------------------------------
-- |
-- Module : GetGrammar
-- Maintainer : AR
-- Stability : (stable)
-- Portability : (portable)
--
-- > CVS $Date: 2005/11/15 17:56:13 $
-- > CVS $Author: aarne $
-- > CVS $Revision: 1.16 $
--
-- this module builds the internal GF grammar that is sent to the type checker
-----------------------------------------------------------------------------
module GF.Compile.GetGrammar (getSourceModule, addOptionsToModule) where
import GF.Data.Operations
import GF.Infra.UseIO
import GF.Infra.Modules
import GF.Grammar.Grammar
import qualified GF.Source.AbsGF as A
import GF.Source.SourceToGrammar
---- import Macros
---- import Rename
import GF.Infra.Option
--- import Custom
import GF.Source.ParGF
import qualified GF.Source.LexGF as L
import GF.Compile.ReadFiles
import Data.Char (toUpper)
import Data.List (nub)
import qualified Data.ByteString.Char8 as BS
import Control.Monad (foldM)
import System.Cmd (system)
getSourceModule :: Options -> FilePath -> IOE SourceModule
getSourceModule opts file0 = do
file <- foldM runPreprocessor file0 (flag optPreprocessors opts)
string <- readFileIOE file
let tokens = myLexer string
mo1 <- ioeErr $ errIn file0 $ pModDef tokens
mo2 <- ioeErr $ transModDef mo1
return $ addOptionsToModule opts mo2
addOptionsToModule :: Options -> SourceModule -> SourceModule
addOptionsToModule opts = mapSourceModule (\m -> m { flags = flags m `addOptions` opts })
-- FIXME: should use System.IO.openTempFile
runPreprocessor :: FilePath -> String -> IOE FilePath
runPreprocessor file0 p =
do let tmp = "_gf_preproc.tmp"
cmd = p +++ file0 ++ ">" ++ tmp
ioeIO $ system cmd
-- ioeIO $ putStrLn $ "preproc" +++ cmd
return tmp
|
