-----------------------------------------------------------------------------
--- $Id: Main.hs,v 1.14 2001/01/24 22:37:15 qrczak Exp $
+-- $Id: Main.hs,v 1.15 2001/02/05 18:01:39 rrt Exp $
--
-- (originally "GlueHsc.hs" by Marcin 'Qrczak' Kowalczyk)
--
--
-- See the documentation in the Users' Guide for more details.
+#include "../../includes/config.h"
+
import GetOpt
import System (getProgName, getArgs, ExitCode(..), system, exitWith, exitFailure)
import Directory (removeFile)
+import IO (openFile, hClose, hPutStrLn, IOMode(..))
import Parsec
import ParsecError
import Monad (liftM, liftM2, when)
import Char (ord, intToDigit, isSpace, isAlpha, isAlphaNum, toUpper)
import List (intersperse)
+import Exception (catchAllIO)
+#ifndef mingw32_TARGET_OS
+import Posix
+#endif
version :: String
version = "hsc2hs-0.64"
concatMap outTokenHs toks++
" return 0;\n}\n"
- compilerStatus <- system $
+ compilerStatus <- kludgedSystem $
compiler++
" -c"++
concat [" "++f | CompFlag f <- flags]++
_ -> return ()
removeFile cProgName
- linkerStatus <- system $
+ linkerStatus <- kludgedSystem $
linker++
concat [" "++f | LinkFlag f <- flags]++
" "++oProgName++
_ -> return ()
removeFile oProgName
- system (execProgName++" >"++outHsName)
+ kludgedSystem (execProgName++" >"++outHsName)
removeFile progName
when needsH $ writeFile outHName $
- "#ifndef "++includeGuard++"\n\
- \#define "++includeGuard++"\n\
- \#if __GLASGOW_HASKELL__ && __GLASGOW_HASKELL__ < 409\n\
- \#include <Rts.h>\n\
- \#endif\n\
+ "#ifndef "++includeGuard++"\n\
+ \#define "++includeGuard++"\n\
+ \#if __GLASGOW_HASKELL__ && __GLASGOW_HASKELL__ < 409\n\
+ \#include <Rts.h>\n\
+ \#endif\n\
\#include <HsFFI.h>\n"++
concat ["#include "++n++"\n" | Include n <- flags]++
concatMap outTokenH specials++
(header, _:body) -> case break isSpace header of
(name, args) ->
outCLine pos++
- "#define hsc_"++name++"("++dropWhile isSpace args++") \
+ "#define hsc_"++name++"("++dropWhile isSpace args++") \
\printf ("++joinLines body++");\n"
_ -> ""
where
outHeaderHs :: [Flag] -> Maybe String -> [(SourcePos, String, String)] -> String
outHeaderHs flags inH toks =
- "#if __GLASGOW_HASKELL__ && __GLASGOW_HASKELL__ < 409\n\
- \ printf (\"{-# OPTIONS -optc-D__GLASGOW_HASKELL__=%d #-}\\n\", \
- \__GLASGOW_HASKELL__);\n\
+ "#if __GLASGOW_HASKELL__ && __GLASGOW_HASKELL__ < 409\n\
+ \ printf (\"{-# OPTIONS -optc-D__GLASGOW_HASKELL__=%d #-}\\n\", \
+ \__GLASGOW_HASKELL__);\n\
\#endif\n"++
includeH++
concatMap outSpecial toks
(enum, rest) -> let
this = case break (== '=') $ dropWhile isSpace enum of
(name, []) ->
- " hsc_enum ("++t++", "++f++", \
+ " hsc_enum ("++t++", "++f++", \
\hsc_haskellize (\""++name++"\"), "++
name++");\n"
(hsName, _:cName) ->
- " hsc_enum ("++t++", "++f++", \
+ " hsc_enum ("++t++", "++f++", \
\printf (\"%s\", \""++hsName++"\"), "++
cName++");\n"
in this++enums rest
's':'t':'r':'u':'c':'t':' ':_ -> arg++"\n"
't':'y':'p':'e':'d':'e':'f':' ':_ -> arg++"\n"
'i':'n':'l':'i':'n':'e':' ':_ ->
- "#ifdef __GNUC__\n\
- \extern\n\
+ "#ifdef __GNUC__\n\
+ \extern\n\
\#endif\n"++
arg++"\n"
_ -> "extern "++header++";\n"
't':'y':'p':'e':'d':'e':'f':' ':_ -> ""
'i':'n':'l':'i':'n':'e':' ':_ ->
outCLine pos++
- "#ifndef __GNUC__\n\
- \extern\n\
+ "#ifndef __GNUC__\n\
+ \extern\n\
\#endif\n"++
header++
- "\n#ifndef __GNUC__\n\
- \;\n\
+ "\n#ifndef __GNUC__\n\
+ \;\n\
\#else\n"++
body++
"\n#endif\n"
intToDigit (ord c `quot` 64),
intToDigit (ord c `quot` 8 `mod` 8),
intToDigit (ord c `mod` 8)]
+
+-- system that works feasibly under Windows (i.e. passes the command line to sh,
+-- because system() under Windows doesn't look at SHELL, and always uses CMD.EXE)
+kludgedSystem cmd
+ = do
+#ifndef mingw32_TARGET_OS
+ exit_code <- system cmd `catchAllIO`
+ (\_ -> exitFailure)
+#else
+ pid <- myGetProcessID
+ let tmp = "/tmp/sh" ++ show pid
+ h <- openFile tmp WriteMode
+ hPutStrLn h cmd
+ hClose h
+ exit_code <- system ("sh - " ++ tmp) `catchAllIO`
+ (\_ -> removeFile tmp >>
+ exitFailure)
+ removeFile tmp
+#endif
+ return exit_code
+
+#ifdef mingw32_TARGET_OS
+foreign import "_getpid" myGetProcessID :: IO Int
+#else
+myGetProcessID :: IO Int
+myGetProcessID = Posix.getProcessID
+#endif