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-rwxr-xr-xbin/get-extra-pick-list.sh35
1 files changed, 35 insertions, 0 deletions
diff --git a/bin/get-extra-pick-list.sh b/bin/get-extra-pick-list.sh
new file mode 100755
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+++ b/bin/get-extra-pick-list.sh
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+#!/bin/sh
+
+# Script for generating a list of candidates which fix commits that have been
+# previously cherry-picked to a stable branch.
+#
+# Usage examples:
+#
+# $ bin/get-extra-pick-list.sh
+# $ bin/get-extra-pick-list.sh > picklist
+# $ bin/get-extra-pick-list.sh | tee picklist
+
+# Use the last branchpoint as our limit for the search
+# XXX: there should be a better way for this
+latest_branchpoint=`git branch | grep \* | cut -c 3-`-branchpoint
+
+# Grep for commits with "cherry picked from commit" in the commit message.
+git log --reverse --grep="cherry picked from commit" $latest_branchpoint..HEAD |\
+ grep "cherry picked from commit" |\
+ sed -e 's/^[[:space:]]*(cherry picked from commit[[:space:]]*//' -e 's/)//' |\
+ cut -c -8 |\
+while read sha
+do
+ # Check if the original commit is referenced in master
+ git log -n1 --pretty=oneline --grep=$sha $latest_branchpoint..origin/master |\
+ cut -c -8 |\
+ while read candidate
+ do
+ # Check if the potential fix, hasn't landed in branch yet.
+ found=`git log -n1 --pretty=oneline --reverse --grep=$candidate $latest_branchpoint..HEAD |wc -l`
+ if test $found = 0
+ then
+ echo Commit $candidate might need to be picked, as it references $sha
+ fi
+ done
+done