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[build] Make version.o depend on the git index

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The version number string is currently updated only if version.o
happens to be rebuilt due to changes in its dependencies.  Add a
dependency upon the git index, so that the version number is updated
after any checkout.

Signed-off-by: Thomas Miletich <thomas.miletich@gmail.com>
Modified-by: Michael Brown <mcb30@ipxe.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Thomas Miletich 2012-11-02 15:00:09 +00:00 committed by Michael Brown
parent 4867085c0c
commit f68b4069b1
1 changed files with 4 additions and 0 deletions
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4
src/Makefile.housekeeping
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@ -659,6 +659,10 @@ CFLAGS_version += -DVERSION_MAJOR=$(VERSION_MAJOR) \
-DVERSION_MINOR=$(VERSION_MINOR) \
-DVERSION_PATCH=$(VERSION_PATCH) \
-DVERSION="\"$(VERSION)\""
# Make sure the version number gets updated on every git checkout
ifneq ($(GITVERSION),)
$(BIN)/version.o : ../.git/index
endif
# We automatically generate rules for any file mentioned in AUTO_SRCS
# using the following set of templates. It would be cleaner to use