From f46968cb6e28ff89182bfa6fc291b4f851ab07d1 Mon Sep 17 00:00:00 2001
From: "Kevin H. Luu" <khluu000@gmail.com>
Date: Thu, 17 Sep 2026 05:42:59 -0700
Subject: [PATCH] [CI] Make ci-clean-log.sh portable to macOS/BSD sed (#57367)

Signed-off-by: khluu <khluu000@gmail.com>
---
 .buildkite/scripts/ci-clean-log.sh | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/.buildkite/scripts/ci-clean-log.sh b/.buildkite/scripts/ci-clean-log.sh
index e2e21483d5..2fe45f3b77 100644
--- a/.buildkite/scripts/ci-clean-log.sh
+++ b/.buildkite/scripts/ci-clean-log.sh
@@ -10,11 +10,20 @@ fi
 
 INPUT_FILE="$1"
 
+# GNU sed uses "-i [-r]" while BSD/macOS sed needs "-i '' [-E]"; detect once.
+if sed --version >/dev/null 2>&1; then
+    sedi() { sed -i "$@"; }
+    SED_ERE=-r
+else
+    sedi() { sed -i '' "$@"; }
+    SED_ERE=-E
+fi
+
 # Strip timestamps
-sed -i 's/^\[[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}T[0-9]\{2\}:[0-9]\{2\}:[0-9]\{2\}Z\] //' "$INPUT_FILE"
+sedi 's/^\[[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}T[0-9]\{2\}:[0-9]\{2\}:[0-9]\{2\}Z\] //' "$INPUT_FILE"
 
 # Strip Buildkite inline timestamp markers (ESC _bk;t=<ms> BEL)
-sed -i 's/\x1B_bk;t=[0-9]*\x07//g' "$INPUT_FILE"
+sedi 's/\x1B_bk;t=[0-9]*\x07//g' "$INPUT_FILE"
 
 # Strip colorization
-sed -i -r 's/\x1B\[[0-9;]*[mK]//g' "$INPUT_FILE"
+sedi "$SED_ERE" 's/\x1B\[[0-9;]*[mK]//g' "$INPUT_FILE"