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authorFelix Fietkau <nbd@openwrt.org>2016-01-31 23:29:07 +0000
committerFelix Fietkau <nbd@openwrt.org>2016-01-31 23:29:07 +0000
commit82522dbaee8cd5f94267ebf465e36d594e4d2d7a (patch)
tree55e38cbaf9c180aa794549777d4f640315bbdf87 /include
parent2f14514a12f708fecbe786e028fb9e3c542907da (diff)
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build: introduce SOURCE_DATE_EPOCH variable
SOURCE_DATE_EPOCH is the date of the last modified file using git/svn as date source. See https://reproducible-builds.org/specs/source-date-epoch/ Signed-off-by: Alexander Couzens <lynxis@fe80.eu> Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 48584
Diffstat (limited to 'include')
-rw-r--r--include/toplevel.mk1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/toplevel.mk b/include/toplevel.mk
index 0cba07c6e6..97093021ba 100644
--- a/include/toplevel.mk
+++ b/include/toplevel.mk
@@ -24,6 +24,7 @@ export RELEASE
export REVISION
export GIT_CONFIG_PARAMETERS='core.autocrlf=false'
export MAKE_JOBSERVER=$(filter --jobserver%,$(MAKEFLAGS))
+export SOURCE_DATE_EPOCH:=$(shell $(TOPDIR)/scripts/get_source_date_epoch.sh)
# prevent perforce from messing with the patch utility
unexport P4PORT P4USER P4CONFIG P4CLIENT