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Make the manpage build reproducible #3

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Make the manpage build reproducible #3

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2 changes: 1 addition & 1 deletion Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -154,7 +154,7 @@ $(OPTIONS_1_INC): $(GEN_MANPAGE_OPTS)
$(MANPAGE_not_gzipped): nvidia-modprobe.1.m4 $(OPTIONS_1_INC) $(VERSION_MK)
$(call quiet_cmd,M4) -D__HEADER__=$(AUTO_TEXT) -I $(OUTPUTDIR) \
-D__VERSION__=$(NVIDIA_VERSION) \
-D__DATE__="`$(DATE) +%F`" \
-D__DATE__=$(BUILD_DATE) \
-D__BUILD_OS__=$(TARGET_OS) \
$< > $@

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8 changes: 8 additions & 0 deletions utils.mk
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Expand Up @@ -202,6 +202,14 @@ NV_QUIET_COMMAND_REMOVED_TARGET_PREFIX ?=

NV_GENERATED_HEADERS ?=

# Ensure the build is reproducible, for details see:
# https://reproducible-builds.org/docs/source-date-epoch/
ifdef SOURCE_DATE_EPOCH
BUILD_DATE := $(shell $(DATE) +%F --utc --date="@$(SOURCE_DATE_EPOCH)")
else
BUILD_DATE := $(shell $(DATE) +%F)
endif

##############################################################################
# This makefile uses the $(eval) builtin function, which was added in
# GNU make 3.80. Check that the current make version recognizes it.
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