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| author | Manuel Mendez | 2021-01-16 03:29:27 +0100 |
|---|---|---|
| committer | Michael Brown | 2021-01-30 18:55:34 +0100 |
| commit | 9d000c9fd7e65a24467098e766e76282c4f4ec6d (patch) | |
| tree | 3c145fdb2b8c2ba078fd3a33323870855d5c868c | |
| parent | [build] Use recursive deletion for "make clean" (diff) | |
| download | ipxe-9d000c9fd7e65a24467098e766e76282c4f4ec6d.tar.gz ipxe-9d000c9fd7e65a24467098e766e76282c4f4ec6d.tar.xz ipxe-9d000c9fd7e65a24467098e766e76282c4f4ec6d.zip | |
[build] Use SOURCE_DATE_EPOCH if it exists
See https://reproducible-builds.org/docs/source-date-epoch/ for
rationale.
Modified-by: Michael Brown <mcb30@ipxe.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
| -rw-r--r-- | src/Makefile.housekeeping | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/Makefile.housekeeping b/src/Makefile.housekeeping index d760f5524..fc0850b1d 100644 --- a/src/Makefile.housekeeping +++ b/src/Makefile.housekeeping @@ -1167,7 +1167,19 @@ BUILD_ID_CMD := perl -e 'printf "0x%08x", int ( rand ( 0xffffffff ) );' # Build timestamp # +# Used as a means to automatically select the newest version of iPXE +# if multiple iPXE drivers are loaded concurrently in a UEFI system. +# +# It gets rounded down to the nearest minute when used for this +# purpose. +# +ifdef SOURCE_DATE_EPOCH +BUILD_TIMESTAMP := $(SOURCE_DATE_EPOCH) +else ifdef GITVERSION +BUILD_TIMESTAMP := $(shell git log -1 --pretty=%ct) +else BUILD_TIMESTAMP := $(shell date +%s) +endif # Build version # |