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Description: Make builds reproducible by using SOURCE_DATE_EPOCH for build date.
Don't embed the current date which make the builds unreproducible.
See: https://reproducible-builds.org/docs/source-date-epoch/
Bug-Debian: https://bugs.debian.org/1104546
Author: Dylan Aïssi <daissi@debian.org>
Forwarded: https://github.com/raspberrypi/libpisp/pull/50
--- a/utils/version.py
+++ b/utils/version.py
@@ -5,8 +5,10 @@
#
# Generate version information for libcamera-apps
+import os
import subprocess
import sys
+import time
from datetime import datetime
from string import hexdigits
@@ -53,7 +55,11 @@
commit = '0' * digits + '-invalid'
finally:
- print(f'{commit} {datetime.now().strftime("%d-%m-%Y (%H:%M:%S)")}', end="")
+ date_str = time.strftime(
+ "%d-%m-%Y (%H:%M:%S)",
+ time.gmtime(int(os.environ.get('SOURCE_DATE_EPOCH', time.time())))
+ )
+ print(f'{commit} {date_str}', end="")
if __name__ == "__main__":
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