rebase: remove unused code paths from git_rebase__interactive

Since git_rebase__interactive is now never called with $preserve_merges = t we can remove those code paths. Signed-off-by: Wink Saville <wink@saville.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Wink Saville committed Mar 23, 2018 at 14:25 UTC c04549b263fae8c729ff73cafb79d8959a28d7fd
1 file changed +4 -91
git-rebase--interactive.sh
+4 -91
@@ -961,100 +961,13 @@ git_rebase__interactive () {
961 setup_reflog_action
962 init_basic_state
963
964 - if test t = "$preserve_merges"
965 - then
966 - if test -z "$rebase_root"
967 - then
968 - mkdir "$rewritten" &&
969 - for c in $(git merge-base --all $orig_head $upstream)
970 - do
971 - echo $onto > "$rewritten"/$c ||
972 - die "$(gettext "Could not init rewritten commits")"
973 - done
974 - else
975 - mkdir "$rewritten" &&
976 - echo $onto > "$rewritten"/root ||
977 - die "$(gettext "Could not init rewritten commits")"
978 - fi
979 - # No cherry-pick because our first pass is to determine
980 - # parents to rewrite and skipping dropped commits would
981 - # prematurely end our probe
982 - merges_option=
983 - else
984 - merges_option="--no-merges --cherry-pick"
985 - fi
964 + merges_option="--no-merges --cherry-pick"
965
966 init_revisions_and_shortrevisions
967
989 - if test t != "$preserve_merges"
990 - then
991 - git rebase--helper --make-script ${keep_empty:+--keep-empty} \
992 - $revisions ${restrict_revision+^$restrict_revision} >"$todo" ||
993 - die "$(gettext "Could not generate todo list")"
994 - else
995 - format=$(git config --get rebase.instructionFormat)
996 - # the 'rev-list .. | sed' requires %m to parse; the instruction requires %H to parse
997 - git rev-list $merges_option --format="%m%H ${format:-%s}" \
998 - --reverse --left-right --topo-order \
999 - $revisions ${restrict_revision+^$restrict_revision} | \
1000 - sed -n "s/^>//p" |
1001 - while read -r sha1 rest
1002 - do
1003 -
1004 - if test -z "$keep_empty" && is_empty_commit $sha1 && ! is_merge_commit $sha1
1005 - then
1006 - comment_out="$comment_char "
1007 - else
1008 - comment_out=
1009 - fi
1010 -
1011 - if test -z "$rebase_root"
1012 - then
1013 - preserve=t
1014 - for p in $(git rev-list --parents -1 $sha1 | cut -d' ' -s -f2-)
1015 - do
1016 - if test -f "$rewritten"/$p
1017 - then
1018 - preserve=f
1019 - fi
1020 - done
1021 - else
1022 - preserve=f
1023 - fi
1024 - if test f = "$preserve"
1025 - then
1026 - touch "$rewritten"/$sha1
1027 - printf '%s\n' "${comment_out}pick $sha1 $rest" >>"$todo"
1028 - fi
1029 - done
1030 - fi
1031 -
1032 - # Watch for commits that been dropped by --cherry-pick
1033 - if test t = "$preserve_merges"
1034 - then
1035 - mkdir "$dropped"
1036 - # Save all non-cherry-picked changes
1037 - git rev-list $revisions --left-right --cherry-pick | \
1038 - sed -n "s/^>//p" > "$state_dir"/not-cherry-picks
1039 - # Now all commits and note which ones are missing in
1040 - # not-cherry-picks and hence being dropped
1041 - git rev-list $revisions |
1042 - while read rev
1043 - do
1044 - if test -f "$rewritten"/$rev &&
1045 - ! sane_grep "$rev" "$state_dir"/not-cherry-picks >/dev/null
1046 - then
1047 - # Use -f2 because if rev-list is telling us this commit is
1048 - # not worthwhile, we don't want to track its multiple heads,
1049 - # just the history of its first-parent for others that will
1050 - # be rebasing on top of it
1051 - git rev-list --parents -1 $rev | cut -d' ' -s -f2 > "$dropped"/$rev
1052 - sha1=$(git rev-list -1 $rev)
1053 - sane_grep -v "^[a-z][a-z]* $sha1" <"$todo" > "${todo}2" ; mv "${todo}2" "$todo"
1054 - rm "$rewritten"/$rev
1055 - fi
1056 - done
1057 - fi
968 + git rebase--helper --make-script ${keep_empty:+--keep-empty} \
969 + $revisions ${restrict_revision+^$restrict_revision} >"$todo" ||
970 + die "$(gettext "Could not generate todo list")"
971
972 complete_action
973 }