{-# OPTIONS -fno-warn-incomplete-patterns #-}
-----------------------------------------------------------------------------
--- $Id: Main.hs,v 1.60 2001/03/23 12:11:26 simonmar Exp $
+-- $Id: Main.hs,v 1.69 2001/06/13 10:25:37 simonmar Exp $
--
-- GHC Driver program
--
import DriverMkDepend
import DriverUtil
import Panic
-import DriverPhases ( Phase(..), haskellish_file, objish_file )
+import DriverPhases ( Phase(..), haskellish_src_file, objish_file )
import CmdLineOpts
import TmpFiles
import Finder ( initFinder )
-----------------------------------------------------------------------------
-- ToDo:
--- -nohi doesn't work
-- new mkdependHS doesn't support all the options that the old one did (-X et al.)
-- time commands when run with -v
-- split marker
else do am_inplace <- doesFileExist inplace_pkgconfig
if am_inplace
then writeIORef v_Path_package_config inplace_pkgconfig
- else throwDyn (OtherError ("Can't find package.conf in " ++ inplace_pkgconfig))
+ else throwDyn (InstallationError
+ ("Can't find package.conf in " ++
+ inplace_pkgconfig))
-- set the location of our various files
if am_installed
writeIORef v_Pgm_L (installed "unlit")
writeIORef v_Pgm_m (installed "ghc-asm")
writeIORef v_Pgm_s (installed "ghc-split")
+#if defined(mingw32_TARGET_OS) && defined(MINIMAL_UNIX_DEPS)
+ writeIORef v_Pgm_T (installed cTOUCH)
+#endif
else do writeIORef v_Path_usage (inplace (cGHC_DRIVER_DIR ++ "/ghc-usage.txt"))
writeIORef v_Pgm_L (inplace cGHC_UNLIT)
writeIORef v_Pgm_m (inplace cGHC_MANGLER)
writeIORef v_Pgm_s (inplace cGHC_SPLIT)
+#if defined(mingw32_TARGET_OS) && defined(MINIMAL_UNIX_DEPS)
+ writeIORef v_Pgm_T (inplace cTOUCH)
+#endif
-- read the package configuration
conf_file <- readIORef v_Path_package_config
r <- parsePkgConf conf_file
case r of {
- Left err -> throwDyn (OtherError (showSDoc err));
+ Left err -> throwDyn (InstallationError (showSDoc err));
Right pkg_details -> do
- writeIORef v_Package_details pkg_details
+ writeIORef v_Package_details (mungePackagePaths top_dir pkg_details)
-- find the phase to stop after (i.e. -E, -C, -c, -S flags)
(flags2, mode, stop_flag) <- getGhcMode argv'
writeIORef v_OptLevel 0
orig_ways <- readIORef v_Ways
when (not (null orig_ways) && mode == DoInteractive) $
- do throwDyn (OtherError
+ do throwDyn (UsageError
"--interactive can't be used with -prof, -ticky, -unreg or -smp.")
-- Find the build tag, and re-process the build-specific options.
-- mkdependHS is special
when (mode == DoMkDependHS) beginMkDependHS
+ -- -ohi sanity checking
+ ohi <- readIORef v_Output_hi
+ if (isJust ohi &&
+ (mode == DoMake || mode == DoInteractive || length srcs > 1))
+ then throwDyn (UsageError "-ohi can only be used when compiling a single source file")
+ else do
+
-- make/interactive require invoking the compilation manager
if (mode == DoMake) then beginMake srcs else do
if (mode == DoInteractive) then beginInteractive srcs else do
- -- sanity checking
+ -- -o sanity checking
o_file <- readIORef v_Output_file
- ohi <- readIORef v_Output_hi
- if length srcs > 1 && (isJust ohi || (isJust o_file && mode /= DoLink && mode /= DoMkDLL))
- then throwDyn (UsageError "can't apply -o or -ohi options to multiple source files")
+ if (length srcs > 1 && isJust o_file && mode /= DoLink && mode /= DoMkDLL)
+ then throwDyn (UsageError "can't apply -o to multiple source files")
else do
if null srcs then throwDyn (UsageError "no input files") else do
let compileFile src = do
writeIORef v_DynFlags init_dyn_flags
+ exists <- doesFileExist src
+ when (not exists) $
+ throwDyn (CmdLineError ("file `" ++ src ++ "' does not exist"))
+
-- We compile in two stages, because the file may have an
-- OPTIONS pragma that affects the compilation pipeline (eg. -fvia-C)
-
let (basename, suffix) = splitFilename src
- -- just preprocess
- pp <- if not (haskellish_file src) || mode == StopBefore Hsc
+ -- just preprocess (Haskell source only)
+ pp <- if not (haskellish_src_file src) || mode == StopBefore Hsc
then return src else do
phases <- genPipeline (StopBefore Hsc) stop_flag
False{-not persistent-} defaultHscLang src
when (mode == DoLink) (doLink o_files)
when (mode == DoMkDLL) (doMkDLL o_files)
}
- -- grab the last -B option on the command line, and
- -- set topDir to its value.
+
+
+-- grab the last -B option on the command line, and
+-- set topDir to its value.
setTopDir :: [String] -> IO [String]
setTopDir args = do
let (minusbs, others) = partition (prefixMatch "-B") args
(case minusbs of
- [] -> writeIORef v_TopDir clibdir
+ [] -> throwDyn (InstallationError ("missing -B<dir> option"))
some -> writeIORef v_TopDir (drop 2 (last some)))
return others
+
+-- replace the string "$libdir" at the beginning of a path with the
+-- current libdir (obtained from the -B option).
+mungePackagePaths top_dir ps = map munge_pkg ps
+ where
+ munge_pkg p = p{ import_dirs = munge_paths (import_dirs p),
+ include_dirs = munge_paths (include_dirs p),
+ library_dirs = munge_paths (library_dirs p) }
+
+ munge_paths = map munge_path
+
+ munge_path p
+ | Just p' <- my_prefix_match "$libdir" p = top_dir ++ p'
+ | otherwise = trace ("not: " ++ p) p
+
+
beginMake :: [String] -> IO ()
beginMake fileish_args
= do let (objs, mods) = partition objish_file fileish_args
beginInteractive :: [String] -> IO ()
#ifndef GHCI
-beginInteractive = throwDyn (OtherError "not built for interactive use")
+beginInteractive = throwDyn (CmdLineError "not built for interactive use")
#else
beginInteractive fileish_args
= do minus_ls <- readIORef v_Cmdline_libraries