reorganize the directories under src, and rescue the JavaScript interpreter from deprecated

src/compiler/GF/Compile/GetGrammar.hs

@@ -0,0 +1,52 @@
+----------------------------------------------------------------------
+-- |
+-- 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.Infra.Option
+import GF.Grammar.Lexer
+import GF.Grammar.Parser
+import GF.Grammar.Grammar
+
+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 = ioe $
+  catch (do file <- foldM runPreprocessor file0 (flag optPreprocessors opts)
+            content <- BS.readFile file
+            case runP pModDef content of
+              Left (Pn l c,msg) -> return (Bad (file++":"++show l++":"++show c++": "++msg))
+              Right mo          -> return (Ok (addOptionsToModule opts mo)))
+        (\e -> return (Bad (show e)))
+
+addOptionsToModule :: Options -> SourceModule -> SourceModule
+addOptionsToModule opts = mapSourceModule (\m -> m { flags = flags m `addOptions` opts })
+
+-- FIXME: should use System.IO.openTempFile
+runPreprocessor :: FilePath -> String -> IO FilePath
+runPreprocessor file0 p = do
+  let tmp = "_gf_preproc.tmp"
+      cmd = p +++ file0 ++ ">" ++ tmp
+  system cmd
+  return tmp