[pacman-dev] [PATCH 3/4] makepkg: unify source file times for improved build reproducibility

[Allan McRae]

From: Levente Polyak <anthraxx at archlinux.org>

Signed-off-by: Allan McRae <allan at archlinux.org>
---
 scripts/makepkg.sh.in | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scripts/makepkg.sh.in b/scripts/makepkg.sh.in
index 7692ade5..df4d6a06 100644
--- a/scripts/makepkg.sh.in
+++ b/scripts/makepkg.sh.in
@@ -475,6 +475,9 @@ run_prepare() {
 }
 
 run_build() {
+	# unify source times before building for reproducibility
+	find "$srcdir" -exec touch -h -d "@${SOURCE_DATE_EPOCH}" {} \;
+
 	run_function_safe "build"
 }
 
-- 
2.12.0