Merge win32 and unix makefiles (MSYS is now required to build on Windows)

Makefile

@@ -8,7 +8,18 @@ STRIP = strip
 UNIX_OBJS = native/unix/file.o native/unix/signal.o \
 	native/unix/ffi.o native/unix/run.o
 
-OBJS = $(UNIX_OBJS) native/arithmetic.o native/array.o native/bignum.o \
+WIN32_OBJS = native/win32/ffi.o native/win32/file.o \
+	native/win32/misc.o \
+	native/win32/run.o
+
+ifdef WIN32
+	PLAF_OBJS = $(WIN32_OBJS)
+	PLAF_SUFFIX = .exe
+else
+	PLAF_OBJS = $(UNIX_OBJS)
+endif
+
+OBJS = $(PLAF_OBJS) native/arithmetic.o native/array.o native/bignum.o \
 	native/s48_bignum.o \
 	native/complex.o native/cons.o native/error.o \
 	native/factor.o native/fixnum.o \
@@ -71,8 +82,13 @@ linux-ppc:
 		LIBS="$(DEFAULT_LIBS) -ldl"
 	$(STRIP) f
 
+windows:
+	$(MAKE) f \
+		CFLAGS="$(DEFAULT_CFLAGS) -DFFI -DWIN32" \
+		LIBS="$(DEFAULT_LIBS)" WIN32=y
+
 f: $(OBJS)
-	$(CC) $(LIBS) $(CFLAGS) -o $@ $(OBJS)
+	$(CC) $(LIBS) $(CFLAGS) -o $@$(PLAF_SUFFIX) $(OBJS)
 
 clean:
 	rm -f $(OBJS)

Makefile.win32

@@ -1,63 +0,0 @@
-# :mode=makefile:
-
-CC = gcc
-DEFAULT_CFLAGS = -Wall -O3 -fomit-frame-pointer $(SITE_CFLAGS)
-DEFAULT_LIBS = -lm
-
-STRIP = strip
-
-WIN32_OBJS = native\win32\ffi.o native\win32\file.o \
-	native\win32\misc.o \
-	native\win32\run.o
-
-OBJS = $(WIN32_OBJS) native\arithmetic.o native\array.o native\bignum.o \
-	native\s48_bignum.o \
-	native\complex.o native\cons.o native\error.o \
-	native\factor.o native\fixnum.o \
-	native\float.o native\gc.o \
-	native\image.o native\memory.o \
-	native\misc.o native\primitives.o \
-	native\ratio.o native\relocate.o \
-	native\run.o \
-	native\sbuf.o native\stack.o \
-	native\string.o native\types.o native\vector.o \
-	native\word.o native\compiler.o \
-	native\alien.o native\dll.o \
-	native\boolean.o \
-	native\debug.o \
-	native\hashtable.o \
-	native\icache.o \
-	native\io.o
-
-default:
-	@echo "Run 'make' with one of the following parameters:"
-	@echo ""
-	@echo "windows"
-	@echo ""
-	@echo "Also, you might want to set the SITE_CFLAGS environment"
-	@echo "variable to enable some CPU-specific optimizations; this"
-	@echo "can make a huge difference. Eg:"
-	@echo ""
-	@echo "export SITE_CFLAGS=\"-march=pentium4 -ffast-math\""
-
-windows:
-	$(MAKE) -f Makefile.win32 f \
-		CFLAGS="$(DEFAULT_CFLAGS) -DFFI -DWIN32" \
-		LIBS="$(DEFAULT_LIBS)" 
-
-f: $(OBJS)
-	$(CC) $(LIBS) $(CFLAGS) -o $@ $(OBJS)
-	$(STRIP) $@
-
-clean:
-	del $(OBJS)
-
-.c.o:
-	$(CC) -c $(CFLAGS) -o $@ $<
-
-.S.o:
-	$(CC) -c $(CFLAGS) -o $@ $<
-
-native\icache.o: native\icache.s
-	$(CC) -c $(CFLAGS) -o $@ native\icache.S
-

native/win32/file.c

@@ -57,7 +57,7 @@ void primitive_cwd(void)
 
 	maybe_garbage_collection();
 	if(!GetCurrentDirectory(MAX_PATH, buf))
-		io_error(__FUNCTION__);
+		io_error();
 
 	box_c_string(buf);
 }