--- a/.hgignore	Tue May 03 16:03:37 2011 -0700
+++ b/.hgignore	Wed Jul 05 17:42:37 2017 +0200
@@ -2,3 +2,4 @@
 ^dist/
 /nbproject/private/
 ^webrev
+^.hgtip

--- a/.hgtags-top-repo	Tue May 03 16:03:37 2011 -0700
+++ b/.hgtags-top-repo	Wed Jul 05 17:42:37 2017 +0200
@@ -114,3 +114,4 @@
 7654afc6a29e43cb0a1343ce7f1287bf690d5e5f jdk7-b137
 fc47c97bbbd91b1f774d855c48a7e285eb1a351a jdk7-b138
 7ed6d0b9aaa12320832a7ddadb88d6d8d0dda4c1 jdk7-b139
+dcfe74f1c6553c556e7d361c30b0b614eb5e40f6 jdk7-b140

--- a/Makefile	Tue May 03 16:03:37 2011 -0700
+++ b/Makefile	Wed Jul 05 17:42:37 2017 +0200
@@ -97,7 +97,7 @@
 endef
 
 # Generic build of basic repo series
-generic_build_repo_series::
+generic_build_repo_series:: $(SOURCE_TIPS)
 	$(MKDIR) -p $(OUTPUTDIR)
 	$(MKDIR) -p $(OUTPUTDIR)/j2sdk-image
 	@$(call StartTimer)
@@ -243,6 +243,14 @@
 debug_build:: build_debug_image
 fastdebug_build:: build_fastdebug_image
 
+# The source tips are stored with the relative path to the repo.
+#   This file will be used when constructing the jdk image.
+source_tips: $(SOURCE_TIPS)
+	$(CAT) $<
+$(SOURCE_TIPS): FRC
+	@$(prep-target)
+	@$(call GetSourceTips)
+
 clobber:: REPORT_BUILD_TIMES=
 clobber:: 
 	$(RM) -r $(OUTPUTDIR)/*