X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Fmk%2Fsuffix.mk;h=7c95850c04452768b3420bee842477db5ab36e13;hb=e63a226a21e24adee89174ea2403be3a3e1dcb89;hp=5cec340b11999aee8fa0402748fc4a930552955e;hpb=1fb1ab5d53a09607e7f6d2450806760688396387;p=ghc-hetmet.git

diff --git a/ghc/mk/suffix.mk b/ghc/mk/suffix.mk
index 5cec340..7c95850 100644
--- a/ghc/mk/suffix.mk
+++ b/ghc/mk/suffix.mk
@@ -1,6 +1,6 @@
 #################################################################################
 #
-#	 $Id: suffix.mk,v 1.1 1997/03/14 08:00:37 simonpj Exp $
+#	 $Id: suffix.mk,v 1.5 1998/12/03 15:24:08 simonm Exp $
 #
 #		GHC-specific suffix rules
 #
@@ -13,9 +13,12 @@
 # resides in a directory parser/
 #
 
-parser/%.h parser/%.c parser/U_%.hs : parser/%.ugn
-	@$(RM) $@ parser/$*.hs parser/U_$*.hs parser/$*.h
-	$(UGEN) $< || $(RM) parser/$*.h parser/$*.hs
+parser/U_%.hs : parser/%.c
+	@:
+
+parser/%.h parser/%.c : parser/%.ugn
+	@$(RM) $@ parser/$*.c parser/$*.hs parser/U_$*.hs parser/$*.h
+	$(UGEN) $< || $(RM) parser/$*.h parser/$*.c parser/$*.hs
 	@$(MV) -f parser/$*.hs parser/U_$*.hs
-	@chmod 444 parser/$*.h parser/U_$*.hs
+	@chmod 444 parser/$*.h parser/$*.c parser/U_$*.hs