From 60db991ac6b6e3404d076c0c50208462fd024ba6 Mon Sep 17 00:00:00 2001
From: Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
Date: Tue, 20 Jul 2021 07:56:24 +0000
Subject: round-robin-bisect.sh: Move handling of one of the edge case here

... so that we do not need to initialize baseline remote in normal
builds.

Change-Id: Ifd91af394b5e1c2db59cede4c5b03e0328520ea2
---
 round-robin-bisect.sh |  7 +++++++
 round-robin.sh        | 10 +---------
 2 files changed, 8 insertions(+), 9 deletions(-)

diff --git a/round-robin-bisect.sh b/round-robin-bisect.sh
index f08e9a77..6a8dc817 100755
--- a/round-robin-bisect.sh
+++ b/round-robin-bisect.sh
@@ -220,6 +220,13 @@ cat <<EOF | manifest_out
 declare -g bad_rev=$bad_rev
 EOF
 
+if [ x"$baseline_rev" = x"$bad_rev" ]; then
+    echo "WARNING: Detected regression with no change in sources of $current_project"
+    sed -i -e "s/\$/-no_change/" $artifacts/jenkins/build-name
+    trap "" EXIT
+    exit 1
+fi
+
 # Confirm regression in $bad_rev vs $baseline_rev.
 git checkout --detach $bad_rev
 $artifacts/test.sh &
diff --git a/round-robin.sh b/round-robin.sh
index 55664c18..5faa1d03 100644
--- a/round-robin.sh
+++ b/round-robin.sh
@@ -652,17 +652,9 @@ No reason to rebase base-artifacts."
 	    done < <(${rr[breakup_updated_components]})
 	elif ! [ $score -lt 0 ] 2>/dev/null; then
 	    # Bisect failures in all steps after "-1" step.
-	    local baseline_rev cur_rev
-	    baseline_rev=$(git_rev_parse_long $single_component ${rr[baseline_branch]} baseline) &
-	    # Baseline branch may not exist, so don't fail if it's not found.
-	    wait $! || baseline_rev=""
+	    local cur_rev
 	    cur_rev=$(git -C $single_component rev-parse HEAD)
 
-	    if [ x"$baseline_rev" = x"$cur_rev" ]; then
-		echo "WARNING: Detected regression with no change in sources of $single_component"
-		false
-	    fi
-
 	    cat > $trigger_dest/trigger-bisect <<EOF
 current_project=$single_component
 bad_url=${rr[${single_component}_url]}
-- 
cgit v1.2.3