X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=mk%2Fboilerplate.mk;h=e7f6beaf621ba8d46e20d4ed76b3c8551be14902;hb=841b94eedb13a957c77248427a8b829a550c6829;hp=2e9f96358d8a9d84301b7019ea34815b82465f61;hpb=81cb7610337b33508066dd400cd371ff6033c987;p=ghc-hetmet.git

diff --git a/mk/boilerplate.mk b/mk/boilerplate.mk
index 2e9f963..e7f6bea 100644
--- a/mk/boilerplate.mk
+++ b/mk/boilerplate.mk
@@ -34,12 +34,16 @@ $(TOP)/mk/config.mk : $(TOP)/mk/config.mk.in $(TOP)/mk/config.h.in $(TOP)/config
 		echo "You haven't run $(FPTOOLS_TOP)/configure yet."; \
 		exit 1; \
 	fi
-	@echo "Running $(FPTOOLS_TOP)/config.status to update configuration info..."
+	@if test $(FPTOOLS_TOP)/configure -nt $(FPTOOLS_TOP)/mk/config.mk; then \
+		echo "configure changed, reconfiguring with same settings..."; \
+		( cd $(FPTOOLS_TOP) && ./config.status --recheck ); \
+	fi
+	@echo "Running $(FPTOOLS_TOP)/config.status to update configuration info...";
 	@( cd $(FPTOOLS_TOP) && ./config.status )
 
 $(TOP)/configure : $(TOP)/configure.ac $(TOP)/aclocal.m4
-	@echo "Regenerating $(FPTOOLS_TOP)/configure..."
-	@( cd $(FPTOOLS_TOP) && $(MAKE) -f Makefile.config ./configure )
+	@echo "Running autoreconf in $(FPTOOLS_TOP)  ..."
+	@( cd $(FPTOOLS_TOP) && autoreconf )
 
 # -----------------------------------------------------------------------------
 # Misc bits