don't postlink if updating the project fails

Pm/PmDriver.icl

@@ -160,7 +160,9 @@ where
 			= ps
 		= ps
 
-	PostlinkFase project ps
+	PostlinkFase ok project ps
+		| not ok
+			= ps
 		# (postlink,project)	= PR_GetPostlink project
 		| isJust postlink
 			# (Just post_link)	= postlink
@@ -180,7 +182,7 @@ where
 			# ps			= ClearCompilerCache` ps
 			= MakeTheProject False fileinfo libsinfo abccache project cleanup` ps
 
-		# ps				= PostlinkFase project ps
+		# ps				= PostlinkFase ok project ps
 		
 		# ps				= showInfo (Level1 "Finished making.") ps
 		# ps				= setProject project ps