{- BNF Converter: Main file Copyright (C) 2002-2013 Authors: Jonas Almström Duregård, Krasimir Angelov, Jean-Philippe Bernardy, Björn Bringert, Johan Broberg, Paul Callaghan, Grégoire Détrez, Markus Forsberg, Ola Frid, Peter Gammie, Thomas Hallgren, Patrik Jansson, Kristofer Johannisson, Antti-Juhani Kaijanaho, Ulf Norell, Michael Pellauer and Aarne Ranta 2002 - 2013. Björn Bringert, Johan Broberg, Markus Forberg, Peter Gammie, Patrik Jansson, Antti-Juhani Kaijanaho, Ulf Norell, Michael Pellauer, Aarne Ranta This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -} module Main where -- import Utils import CF (cfp2cf) import HaskellTop import HaskellTopGADT import ProfileTop import JavaTop import JavaTop15 import CPPTop import CSharpTop import STLTop import CTop import OCamlTop import FSharpTop import CFtoXML import Utils import Options import GetCF import MultiView (preprocessMCF, mkTestMulti, mkMakefileMulti) import System.Environment (getEnv,getArgs ) import System.Exit (exitFailure,exitSuccess) import System.Cmd (system) import Data.Char import Data.List (elemIndex, foldl') import Control.Monad (when,unless) import Paths_BNFC ( version ) import Data.Version ( showVersion ) title = unlines [ "The BNF Converter, "++showVersion version, "(c) Jonas Almström Duregård, Krasimir Angelov, Jean-Philippe Bernardy, Björn Bringert, Johan Broberg, Paul Callaghan, ", " Grégoire Détrez, Markus Forsberg, Ola Frid, Peter Gammie, Thomas Hallgren, Patrik Jansson, ", " Kristofer Johannisson, Antti-Juhani Kaijanaho, Ulf Norell, ", " Michael Pellauer and Aarne Ranta 2002 - 2013.", "Free software under GNU General Public License (GPL).", "Bug reports to bnfc-dev@googlegroups.com." ] main :: IO () main = do xx <- getArgs case xx of ["--numeric-version"] -> do putStrLn (showVersion version) exitSuccess [] -> printUsage _ | elem "-multi" xx -> do putStrLn "preprocessing multilingual BNF" let file = last xx (files,entryp) <- preprocessMCF file mapM_ mkOne [init xx ++ [f] | f <- files] mkTestMulti entryp xx file files mkMakefileMulti xx file files _ -> mkOne xx mkOne :: [String] -> IO () mkOne xx = do let args = (map (filter (not . isSpace)) xx) let file = last args if (head file == '-') then printUsage else do let name = takeWhile (/= '.') $ basename file let make = elem "-m" args let multi = elem "-multi" args let c = elem "-c" args let cpp_no_stl = elem "-cpp_no_stl" args let cpp_stl = elem "-cpp_stl" args || elem "-cpp" args let csharp = elem "-csharp" args let java14 = elem "-java1.4" args let java15 = elem "-java1.5" args || elem "-java" args let ocaml = elem "-ocaml" args let fsharp = elem "-fsharp" args let haskell = elem "-haskell" args let haskellGADT = elem "-gadt" args let profile = elem "-prof" args let alexMode = foldl' (\m arg -> case arg of "-alex1" -> Alex1 "-alex2" -> Alex2 "-alex3" -> Alex3 _ -> m ) Alex3 args alex1 = alexMode == Alex1 alex2StringSharing = elem "-sharestrings" args alex2ByteString = elem "-bytestrings" args glr = "-glr" `elem` args let xml = if elem "-xml" args then 1 else if elem "-xmlt" args then 2 else 0 let inDir = elem "-d" args let vsfiles = elem "-vs" args let wcfSupport = elem "-wcf" args let linenumbers = elem "-l" args -- for C++ STL target inPackage <- case elemIndex "-p" args of Nothing -> return Nothing Just i | i < length args - 1 -> return (Just (args!!(i+1))) _ -> do putStrLn "-p option requires an argument" printUsage let options = Options {make = make, alexMode = alexMode, inDir = inDir, shareStrings = alex2StringSharing, byteStrings = alex2ByteString, glr = if glr then GLR else Standard, xml = xml, inPackage = inPackage, lang = name, multi = multi, cnf = elem "-cnf" args, targets = targets } targets0 = [ TargetC |c] ++ [ TargetCPP | cpp_no_stl ] ++ [TargetCPP_STL | cpp_stl ] ++ [ TargetCSharp | csharp] ++ [ TargetFSharp |fsharp] ++ [TargetHaskellGADT|haskellGADT ] ++ [ TargetJava15 |java15] ++ [TargetJava |java14] ++ [TargetOCAML |ocaml] ++ [TargetProfile|profile] targets = if null targets0 then [TargetHaskell] else targets0 putStrLn title unless (length targets == 1) $ fail "Error: only one language mode may be chosen" unless (isCF (reverse file)) $ fail "Error: the input file must end with .cf" (cfp, isOk) <- tryReadCFP options file let cf = cfp2cf cfp unless isOk $ fail "Error: Failed" case () of _ | c -> makeC make name cf _ | cpp_no_stl -> makeCPP make name cf _ | cpp_stl-> makeSTL make linenumbers inPackage name cf _ | csharp -> makeCSharp make vsfiles wcfSupport inPackage cf file _ | java14 -> makeJava make name cf _ | java15 -> makeJava15 make inPackage name cf _ | ocaml -> makeOCaml options cf _ | fsharp -> makeFSharp options cf _ | profile-> makeAllProfile make alex1 False xml name cfp _ | haskellGADT -> makeAllGADT options cf _ -> makeAll options cf when (make && multi) $ do system ("cp Makefile Makefile_" ++ name) return () putStrLn "Done!" where isCF ('f':'c':'.':_) = True isCF ('f':'n':'b':'.':_) = True isCF ('f':'n':'b':'l':'.':_) = True isCF ('c':'f':'n':'b':'.':_) = True isCF _ = False printUsage = do putStrLn title putStrLn "Usage: bnfc * ? * file.cf" putStrLn "" putStrLn "Version options:" putStrLn " --numeric-version Print just the version number" putStrLn "" putStrLn "Make option:" putStrLn " -m generate Makefile" putStrLn "" putStrLn "Languages (Only one language mode may be selected.)" putStrLn " -java Output Java 1.5 code for use with JLex and CUP" putStrLn " -java1.5 Output Java 1.5 code for use with JLex and CUP (same as -java)" putStrLn " -java1.4 Output Java 1.4 code for use with JLex and CUP (before 2.5 was: -java)" putStrLn " -c Output C code for use with FLex and Bison" putStrLn " -cpp Output C++ code for use with FLex and Bison (same as -cpp_stl)" putStrLn " -cpp_stl Output C++ code for use with FLex and Bison (same as -cpp)" putStrLn " -cpp_no_stl Output C++ code (without STL) for use with FLex and Bison (before 2.5 was: -cpp)" putStrLn " and the Standard Template Library" putStrLn " -csharp Output C# code for use with GPLEX and GPPG" putStrLn " -ocaml Output OCaml code for use with ocamllex and ocamlyacc" putStrLn " -fsharp Output F# code for use with fslex and fsyacc" putStrLn " -haskell Output Haskell code for use with Alex and Happy (default)" putStrLn " -prof Output Haskell code for rules with permutation profiles" putStrLn " -gadt Output Haskell code which uses GADTs" putStrLn "" putStrLn "Special options for the Haskell back-end:" putStrLn " -d Put Haskell code in modules Lang.* instead of Lang*" putStrLn " -p Prepend to the Haskell module names." putStrLn " Dots in the module name create hierarchical modules." putStrLn " -alex1 Use Alex 1.1 as Haskell lexer tool" putStrLn " -alex2 Use Alex 2 as Haskell lexer tool" putStrLn " -alex3 Use Alex 3 as Haskell lexer tool (default)" putStrLn " -sharestrings Use string sharing in Alex 2 lexer" putStrLn " -bytestrings Use byte string in Alex 2 lexer" putStrLn " -glr Output Happy GLR parser" putStrLn " -xml Also generate a DTD and an XML printer" putStrLn " -xmlt DTD and an XML printer, another encoding" putStrLn "" putStrLn "Special options for the C++ (with STL) back-end:" putStrLn " -l Add and set line_number field for all syntax classes" putStrLn " -p Use as the C++ namespace" putStrLn "" putStrLn "Special options for the Java (v 1.5) back-end:" putStrLn " -p Prepend to the Java package name" putStrLn "" putStrLn "Special options for the C# backend:" putStrLn " -p Use as the C# namespace" putStrLn " -vs Generate Visual Studio solution/project files" putStrLn " -wcf Add support for Windows Communication Foundation, by" putStrLn " marking abstract syntax classes as DataContracts" exitFailure