kbuild: clean up drivers/scsi firmware generation, part 1

Teach the perl script to accept output filenames on the command
lines, so we don't have to move the generated files afterwards 
(which isn't parallel make safe)

drivers/scsi/Makefile

@@ -133,9 +133,7 @@ include $(TOPDIR)/Rules.make
 
 53c8xx_d.h: 53c7,8xx.scr script_asm.pl
 	ln -sf 53c7,8xx.scr fake8.c
-	$(CPP) $(CPPFLAGS) -traditional -DCHIP=810 fake8.c | grep -v '^#' | $(PERL) script_asm.pl 
-	mv script.h 53c8xx_d.h
-	mv scriptu.h 53c8xx_u.h
+	$(CPP) $(CPPFLAGS) -traditional -DCHIP=810 fake8.c | grep -v '^#' | $(PERL) script_asm.pl $@ $(@:_d.h=_u.h)
 	rm fake8.c
 
 53c8xx_u.h: 53c8xx_d.h
@@ -143,10 +141,8 @@ include $(TOPDIR)/Rules.make
 53c7,8xx.o: 53c8xx_u.h
 
 53c7xx_d.h: 53c7xx.scr script_asm.pl
-	ln -sf 53c7xx.scr fake7.c
-	$(CPP) $(CPPFLAGS) -traditional -DCHIP=710 fake7.c | grep -v '^#' | $(PERL) -s script_asm.pl -ncr7x0_family
-	mv script.h 53c7xx_d.h
-	mv scriptu.h 53c7xx_u.h
+	ln -sf $< fake7.c
+	$(CPP) $(CPPFLAGS) -traditional -DCHIP=710 fake7.c | grep -v '^#' | $(PERL) -s script_asm.pl -ncr7x0_family $@ $(@:_d.h=_u.h)
 	rm fake7.c
 
 53c7xx_u.h: 53c7xx_d.h
@@ -154,10 +150,8 @@ include $(TOPDIR)/Rules.make
 53c7xx.o : 53c7xx_d.h
 
 sim710_d.h: sim710.scr script_asm.pl
-	ln -sf sim710.scr fake7.c
-	$(CPP) $(CPPFLAGS) -traditional -DCHIP=710 fake7.c | grep -v '^#' | $(PERL) -s script_asm.pl -ncr7x0_family
-	mv script.h sim710_d.h
-	mv scriptu.h sim710_u.h
+	ln -sf $< fake7.c
+	$(CPP) $(CPPFLAGS) -traditional -DCHIP=710 fake7.c | grep -v '^#' | $(PERL) -s script_asm.pl -ncr7x0_family $@ $(@:_d.h=_u.h)
 	rm fake7.c
 
 sim710_u.h: sim710_d.h
@@ -165,8 +159,6 @@ sim710_u.h: sim710_d.h
 sim710.o : sim710_d.h
 
 53c700_d.h: 53c700.scr script_asm.pl
-	$(PERL) -s script_asm.pl -ncr7x0_family < 53c700.scr
-	rm -f scriptu.h
-	mv script.h 53c700_d.h
+	$(PERL) -s script_asm.pl -ncr7x0_family $@ $(@:_d.h=_u.h) < $<
 
 53c700.o: 53c700_d.h

drivers/scsi/script_asm.pl

@@ -53,7 +53,8 @@ $debug = 0;		# Print general debugging messages
 $debug_external = 0;	# Print external/forward reference messages
 $list_in_array = 1;	# Emit original SCRIPTS assembler in comments in
 			# script.h
-$prefix = '';		# define all arrays having this prefix so we 
+#$prefix;		# (set by perl -s)
+                        # define all arrays having this prefix so we 
 			# don't have name space collisions after 
 			# assembling this file in different ways for
 			# different host adapters
@@ -383,11 +384,9 @@ print STDERR "looking for data in $conditional\n" if ($debug);
 }
 
 # Parse command line
-foreach $arg (@argv) {
-    if ($arg =~ /^-prefix\s*=\s*([_a-zA-Z][_a-zA-Z0-9]*)$/i) {
-	$prefix = $1
-    }
-}
+$output = shift;
+$outputu = shift;
+
     
 # Main loop
 while (<STDIN>) {