7 # to stabilise the sorts
12 [ -d $sd ] || mkdir $sd || {
13 echo "No stats dir" 1>&2
17 git rev-list --no-merges $base..$next | sort >$sd/$next.sha1s
18 git rev-list --no-merges $base..$rc | sort >$sd/$rc.sha1s
20 # filter out the common commits
21 comm -12 $sd/$next.sha1s $sd/$rc.sha1s >$sd/common_sha1s
22 comm -23 $sd/$next.sha1s $sd/$rc.sha1s >$sd/$next.sha1s.1
23 comm -13 $sd/$next.sha1s $sd/$rc.sha1s >$sd/$rc.sha1s.1
25 # now find commits with the same patch-id
26 git diff-tree -p --stdin <$sd/$next.sha1s.1 |
28 sort >$sd/$next.patch_ids
29 git diff-tree -p --stdin <$sd/$rc.sha1s.1 |
31 sort >$sd/$rc.patch_ids
32 join -j 1 $sd/$next.patch_ids $sd/$rc.patch_ids >$sd/common_id
33 join -v 1 -j 1 $sd/$next.patch_ids $sd/$rc.patch_ids |
34 sed 's/^.* //' >$sd/$next.sha1s.2
35 join -v 2 -j 1 $sd/$next.patch_ids $sd/$rc.patch_ids |
36 sed 's/^.* //' >$sd/$rc.sha1s.2
38 # now find commits with the same subject line
39 git log --stdin --no-walk --format='%s|%H' <$sd/$next.sha1s.2 |
40 sed 's/|\(.*\)|/_\1|/g' |
41 sort -f -k 1,1 -t '|' >$sd/$next.subj
42 git log --stdin --no-walk --format='%s|%H' <$sd/$rc.sha1s.2 |
43 sed 's/|\(.*\)|/_\1|/g' |
44 sort -f -k 1,1 -t '|' >$sd/$rc.subj
45 join -i -j 1 -t '|' $sd/$next.subj $sd/$rc.subj >$sd/common_subj
46 join -v 1 -i -j 1 -t '|' $sd/$next.subj $sd/$rc.subj |
47 sed 's/^.*|//' >$sd/$next.sha1s.3
48 join -v 2 -i -j 1 -t '|' $sd/$next.subj $sd/$rc.subj |
49 sed 's/^.*|//' >$sd/$rc.sha1s.3