[project @ 2005-01-06 14:54:15 by malcolm]

When built as a ghc utility, Compat.RawSystem is always available.
When built as an nhc98 utility, -DBUILD_NHC symbol allows for getting
the best otherwise-available version of rawSystem.

ghc/utils/hsc2hs/Main.hs

 {-# OPTIONS -fffi -cpp #-}
 
 ------------------------------------------------------------------------
--- $Id: Main.hs,v 1.64 2005/01/06 10:44:14 malcolm Exp $
+-- $Id: Main.hs,v 1.65 2005/01/06 14:54:15 malcolm Exp $
 --
 -- Program for converting .hsc files to .hs files, by converting the
 -- file into a C program which is run to generate the Haskell source.
@@ -34,10 +34,12 @@ import CString
 #endif
 
 
-#if __GLASGOW_HASKELL__ >= 603
+#if defined(__GLASGOW_HASKELL__) && !defined(BUILD_NHC)
 import Compat.RawSystem 	( rawSystem )
 #elif __HUGS__ || __NHC__ >= 117 || __GLASGOW_HASKELL__ >= 600
 import System.Cmd	 	( rawSystem )
+#elif BUILD_NHC && __GLASGOW_HASKELL__ >= 603
+import Compat.RawSystem 	( rawSystem )
 #else
 rawSystem prog args = system (prog++" "++unwords args)
 #endif

ghc/utils/hsc2hs/Makefile.nhc98

@@ -33,7 +33,7 @@ realclean: clean cleanC
 	-rm -f $(OBJDIR)/Main$(EXE)
 
 $(TARGET): $(OBJDIR) $(SRCS)
-	$(HMAKE) -hc=$(HC) Main -d$(OBJDIR) \
+	$(HMAKE) -hc=$(HC) Main -d$(OBJDIR) -DBUILD_NHC \
 		$(shell echo "${BUILDOPTS}") $(HFLAGS)
 	mv $(OBJDIR)/Main$(EXE) $(TARGET)
 	$(STRIP) $(TARGET)