+-- Ilasm phase
+-- Run ilasm over the IL, getting a DLL
+
+runPhase Ilasm _basename _suff input_fn get_output_fn maybe_loc
+ = do ilasm_opts <- getOpts opt_i
+ SysTools.runIlasm (map SysTools.Option ilasm_opts
+ ++ [ SysTools.Option "/QUIET",
+ SysTools.Option "/DLL",
+ SysTools.FileOption "/OUT=" output_fn,
+ SysTools.FileOption "" input_fn ])
+ return True
+
+#endif /* ILX */
+
+-----------------------------------------------------------------------------
+-- MoveBinary sort-of-phase
+-- After having produced a binary, move it somewhere else and generate a
+-- wrapper script calling the binary. Currently, we need this only in
+-- a parallel way (i.e. in GUM), because PVM expects the binary in a
+-- central directory.
+-- This is called from staticLink below, after linking. I haven't made it
+-- a separate phase to minimise interfering with other modules, and
+-- we don't need the generality of a phase (MoveBinary is always
+-- done after linking and makes only sense in a parallel setup) -- HWL
+
+runPhase_MoveBinary input_fn
+ = do
+ sysMan <- getSysMan
+ pvm_root <- getEnv "PVM_ROOT"
+ pvm_arch <- getEnv "PVM_ARCH"
+ let
+ pvm_executable_base = "=" ++ input_fn
+ pvm_executable = pvm_root ++ "/bin/" ++ pvm_arch ++ "/" ++ pvm_executable_base
+ -- nuke old binary; maybe use configur'ed names for cp and rm?
+ system ("rm -f " ++ pvm_executable)
+ -- move the newly created binary into PVM land
+ system ("cp -p " ++ input_fn ++ " " ++ pvm_executable)
+ -- generate a wrapper script for running a parallel prg under PVM
+ writeFile input_fn (mk_pvm_wrapper_script pvm_executable pvm_executable_base sysMan)
+ return True
+
+-- generates a Perl skript starting a parallel prg under PVM
+mk_pvm_wrapper_script :: String -> String -> String -> String
+mk_pvm_wrapper_script pvm_executable pvm_executable_base sysMan = unlines $
+ [
+ "eval 'exec perl -S $0 ${1+\"$@\"}'",
+ " if $running_under_some_shell;",
+ "# =!=!=!=!=!=!=!=!=!=!=!",
+ "# This script is automatically generated: DO NOT EDIT!!!",
+ "# Generated by Glasgow Haskell Compiler",
+ "# ngoqvam choHbogh vaj' vIHoHnISbej !!!!",
+ "#",
+ "$pvm_executable = '" ++ pvm_executable ++ "';",
+ "$pvm_executable_base = '" ++ pvm_executable_base ++ "';",
+ "$SysMan = '" ++ sysMan ++ "';",
+ "",
+ {- ToDo: add the magical shortcuts again iff we actually use them -- HWL
+ "# first, some magical shortcuts to run "commands" on the binary",
+ "# (which is hidden)",
+ "if ($#ARGV == 1 && $ARGV[0] eq '+RTS' && $ARGV[1] =~ /^--((size|file|strip|rm|nm).*)/ ) {",
+ " local($cmd) = $1;",
+ " system("$cmd $pvm_executable");",
+ " exit(0); # all done",
+ "}", -}
+ "",
+ "# Now, run the real binary; process the args first",
+ "$ENV{'PE'} = $pvm_executable_base;", -- ++ pvm_executable_base,
+ "$debug = '';",
+ "$nprocessors = 0; # the default: as many PEs as machines in PVM config",
+ "@nonPVM_args = ();",
+ "$in_RTS_args = 0;",
+ "",
+ "args: while ($a = shift(@ARGV)) {",
+ " if ( $a eq '+RTS' ) {",
+ " $in_RTS_args = 1;",
+ " } elsif ( $a eq '-RTS' ) {",
+ " $in_RTS_args = 0;",
+ " }",
+ " if ( $a eq '-d' && $in_RTS_args ) {",
+ " $debug = '-';",
+ " } elsif ( $a =~ /^-qN(\\d+)/ && $in_RTS_args ) {",
+ " $nprocessors = $1;",
+ " } elsif ( $a =~ /^-qp(\\d+)/ && $in_RTS_args ) {",
+ " $nprocessors = $1;",
+ " } else {",
+ " push(@nonPVM_args, $a);",
+ " }",
+ "}",
+ "",
+ "local($return_val) = 0;",
+ "# Start the parallel execution by calling SysMan",
+ "system(\"$SysMan $debug $pvm_executable $nprocessors @nonPVM_args\");",
+ "$return_val = $?;",
+ "# ToDo: fix race condition moving files and flushing them!!",
+ "system(\"cp $ENV{'HOME'}/$pvm_executable_base.???.gr .\") if -f \"$ENV{'HOME'}/$pvm_executable_base.002.gr\";",
+ "exit($return_val);"
+ ]
+
+-----------------------------------------------------------------------------
+-- Complain about non-dynamic flags in OPTIONS pragmas
+
+checkProcessArgsResult flags basename suff
+ = do when (notNull flags) (throwDyn (ProgramError (
+ showSDoc (hang (text basename <> text ('.':suff) <> char ':')
+ 4 (text "unknown flags in {-# OPTIONS #-} pragma:" <+>
+ hsep (map text flags)))
+ )))
+
+-----------------------------------------------------------------------------
+-- Look for the /* GHC_PACKAGES ... */ comment at the top of a .hc file
+
+getHCFilePackages :: FilePath -> IO [PackageName]
+getHCFilePackages filename =
+ EXCEPTION.bracket (openFile filename ReadMode) hClose $ \h -> do
+ l <- hGetLine h
+ case l of
+ '/':'*':' ':'G':'H':'C':'_':'P':'A':'C':'K':'A':'G':'E':'S':rest ->
+ return (map mkPackageName (words rest))
+ _other ->
+ return []
+
+-----------------------------------------------------------------------------
+-- Static linking, of .o files
+
+-- The list of packages passed to link is the list of packages on
+-- which this program depends, as discovered by the compilation
+-- manager. It is combined with the list of packages that the user
+-- specifies on the command line with -package flags.
+--
+-- In one-shot linking mode, we can't discover the package
+-- dependencies (because we haven't actually done any compilation or
+-- read any interface files), so the user must explicitly specify all
+-- the packages.
+
+staticLink :: [FilePath] -> [PackageName] -> IO ()
+staticLink o_files dep_packages = do
+ verb <- getVerbFlag
+ static <- readIORef v_Static