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author | Bernhard M. Wiedemann <bwiedemann@suse.de> | 2017-05-03 15:15:15 +0200 |
---|---|---|
committer | Damjan Marion <dmarion.lists@gmail.com> | 2017-05-10 22:08:53 +0000 |
commit | 460ba3d85951a42551864f0240335914a62639be (patch) | |
tree | 7f5df90b98073bfc3203a1c678c2eb168762f6e8 | |
parent | abce509affe1f25bbb4905670371ad202529d5e0 (diff) |
Allow to override the build date
using the SOURCE_DATE_EPOCH env var
to make vpp package builds reproducible.
See https://reproducible-builds.org/ for why this is good
and https://reproducible-builds.org/specs/source-date-epoch/
for the definition of this variable.
Change-Id: Iae0935c9bb4ccdfdb65600be543945a88f2e137f
Signed-off-by: Bernhard M. Wiedemann <bwiedemann@suse.de>
-rw-r--r-- | src/tools/vppapigen/node.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/tools/vppapigen/node.c b/src/tools/vppapigen/node.c index 15868ee5aaa..1f9905baca1 100644 --- a/src/tools/vppapigen/node.c +++ b/src/tools/vppapigen/node.c @@ -1114,7 +1114,12 @@ char *fixup_input_filename(void) void generate_top_boilerplate(FILE *fp) { - char *datestring = ctime(&starttime); + time_t curtime; + char *datestring; + char *source_date_epoch; + if ((source_date_epoch = getenv("SOURCE_DATE_EPOCH")) == NULL || (curtime = (time_t)strtol(source_date_epoch, NULL, 10)) <= 0) + curtime = starttime; + datestring = asctime(gmtime(&curtime)); fixed_name = fixup_input_filename(); datestring[24] = 0; |