onto= rebase onto given branch instead of upstream
p,preserve-merges try to recreate merges instead of ignoring them
s,strategy= use the given merge strategy
+ no-ff cherry-pick all commits, even if unchanged
m,merge always used (no-op)
i,interactive always used (no-op)
Actions:
# command is processed, this file is deleted.
AMEND="$DOTEST"/amend
+# For the post-rewrite hook, we make a list of rewritten commits and
+# their new sha1s. The rewritten-pending list keeps the sha1s of
+# commits that have been processed, but not committed yet,
+# e.g. because they are waiting for a 'squash' command.
+REWRITTEN_LIST="$DOTEST"/rewritten-list
+REWRITTEN_PENDING="$DOTEST"/rewritten-pending
+
PRESERVE_MERGES=
STRATEGY=
ONTO=
OK_TO_SKIP_PRE_REBASE=
REBASE_ROOT=
AUTOSQUASH=
+ NEVER_FF=
GIT_CHERRY_PICK_HELP=" After resolving the conflicts,
mark the corrected paths with 'git add <paths>', and
}
die_with_patch () {
+ echo "$1" > "$DOTEST"/stopped-sha
make_patch "$1"
git rerere
die "$2"
}
pick_one () {
- no_ff=$NEVER_FF
- case "$1" in -n) sha1=$2; no_ff=t ;; *) sha1=$1 ;; esac
+ ff=--ff
+ case "$1" in -n) sha1=$2; ff= ;; *) sha1=$1 ;; esac
++ case "$NEVER_FF" in '') ;; ?*) ff= ;; esac
output git rev-parse --verify $sha1 || die "Invalid commit name: $sha1"
test -d "$REWRITTEN" &&
pick_one_preserving_merges "$@" && return
output git cherry-pick "$@"
return
fi
- parent_sha1=$(git rev-parse --verify $sha1^) ||
- die "Could not get the parent of $sha1"
- current_sha1=$(git rev-parse --verify HEAD)
- if test -z "$no_ff" && test "$current_sha1" = "$parent_sha1"
- then
- output git reset --hard $sha1
- output warn Fast-forward to $(git rev-parse --short $sha1)
- else
- output git cherry-pick "$@"
- fi
+ output git cherry-pick $ff "$@"
}
pick_one_preserving_merges () {
printf "%s\n" "$msg" > "$GIT_DIR"/MERGE_MSG
die_with_patch $sha1 "Error redoing merge $sha1"
fi
+ echo "$sha1 $(git rev-parse HEAD^0)" >> "$REWRITTEN_LIST"
;;
*)
output git cherry-pick "$@" ||
die_with_patch $1 ""
}
+flush_rewritten_pending() {
+ test -s "$REWRITTEN_PENDING" || return
+ newsha1="$(git rev-parse HEAD^0)"
+ sed "s/$/ $newsha1/" < "$REWRITTEN_PENDING" >> "$REWRITTEN_LIST"
+ rm -f "$REWRITTEN_PENDING"
+}
+
+record_in_rewritten() {
+ oldsha1="$(git rev-parse $1)"
+ echo "$oldsha1" >> "$REWRITTEN_PENDING"
+
+ case "$(peek_next_command)" in
+ squash|s|fixup|f)
+ ;;
+ *)
+ flush_rewritten_pending
+ ;;
+ esac
+}
+
do_next () {
rm -f "$MSG" "$AUTHOR_SCRIPT" "$AMEND" || exit
read command sha1 rest < "$TODO"
mark_action_done
pick_one $sha1 ||
die_with_patch $sha1 "Could not apply $sha1... $rest"
+ record_in_rewritten $sha1
;;
reword|r)
comment_for_reflog reword
mark_action_done
pick_one $sha1 ||
die_with_patch $sha1 "Could not apply $sha1... $rest"
- git commit --amend
+ git commit --amend --no-post-rewrite
+ record_in_rewritten $sha1
;;
edit|e)
comment_for_reflog edit
mark_action_done
pick_one $sha1 ||
die_with_patch $sha1 "Could not apply $sha1... $rest"
+ echo "$sha1" > "$DOTEST"/stopped-sha
make_patch $sha1
git rev-parse --verify HEAD > "$AMEND"
warn "Stopped at $sha1... $rest"
rm -f "$SQUASH_MSG" "$FIXUP_MSG"
;;
esac
+ record_in_rewritten $sha1
;;
*)
warn "Unknown command: $command $sha1 $rest"
test ! -f "$DOTEST"/verbose ||
git diff-tree --stat $(cat "$DOTEST"/head)..HEAD
} &&
+ {
+ git notes copy --for-rewrite=rebase < "$REWRITTEN_LIST" ||
+ true # we don't care if this copying failed
+ } &&
+ if test -x "$GIT_DIR"/hooks/post-rewrite &&
+ test -s "$REWRITTEN_LIST"; then
+ "$GIT_DIR"/hooks/post-rewrite rebase < "$REWRITTEN_LIST"
+ true # we don't care if this hook failed
+ fi &&
rm -rf "$DOTEST" &&
git gc --auto &&
warn "Successfully rebased and updated $HEADNAME."
esac
echo "$command${sha1:+ }$sha1${rest:+ }$rest" >&$fd
done <"$TODO" >"$TODO.new" 3>>"$DONE" &&
- mv -f "$TODO".new "$TODO" ||
+ mv -f "$TODO".new "$TODO" &&
+ case "$(peek_next_command)" in
+ squash|s|fixup|f)
+ record_in_rewritten "$ONTO"
+ ;;
+ esac ||
die "Could not skip unnecessary pick commands"
}
}
fi
+ record_in_rewritten "$(cat "$DOTEST"/stopped-sha)"
+
require_clean_work_tree
do_rest
;;
-i)
# yeah, we know
;;
+ --no-ff)
+ NEVER_FF=t
+ ;;
--root)
REBASE_ROOT=t
;;
if test ! -z "$1"
then
- output git show-ref --verify --quiet "refs/heads/$1" ||
- die "Invalid branchname: $1"
output git checkout "$1" ||
die "Could not checkout $1"
fi
has_action "$TODO" ||
die_abort "Nothing to do"
- test -d "$REWRITTEN" || skip_unnecessary_picks
+ test -d "$REWRITTEN" || test -n "$NEVER_FF" || skip_unnecessary_picks
git update-ref ORIG_HEAD $HEAD
output git checkout $ONTO && do_rest
# Copyright (c) 2005 Junio C Hamano.
#
- USAGE='[--interactive | -i] [-v] [--force-rebase | -f] [--onto <newbase>] [<upstream>|--root] [<branch>] [--quiet | -q]'
+ USAGE='[--interactive | -i] [-v] [--force-rebase | -f] [--no-ff] [--onto <newbase>] [<upstream>|--root] [<branch>] [--quiet | -q]'
LONG_USAGE='git-rebase replaces <branch> with a new branch of the
same name. When the --onto option is provided the new branch starts
out with a HEAD equal to <newbase>, otherwise it is equal to <upstream>
then
printf "Committed: %0${prec}d " $msgnum
fi
+ echo "$cmt $(git rev-parse HEAD^0)" >> "$dotest/rewritten"
else
if test -z "$GIT_QUIET"
then
finish_rb_merge () {
move_to_original_branch
+ git notes copy --for-rewrite=rebase < "$dotest"/rewritten
+ if test -x "$GIT_DIR"/hooks/post-rewrite &&
+ test -s "$dotest"/rewritten; then
+ "$GIT_DIR"/hooks/post-rewrite rebase < "$dotest"/rewritten
+ fi
rm -r "$dotest"
say All done.
}
--root)
rebase_root=t
;;
- -f|--f|--fo|--for|--forc|force|--force-r|--force-re|--force-reb|--force-reba|--force-rebas|--force-rebase)
+ -f|--f|--fo|--for|--forc|force|--force-r|--force-re|--force-reb|--force-reba|--force-rebas|--force-rebase|--no-ff)
force_rebase=t
;;
--rerere-autoupdate|--no-rerere-autoupdate)
# | \
# | F - G - H (branch1)
# | \
- # \ I (branch2)
- # \
- # J - K - L - M (no-conflict-branch)
+ # |\ I (branch2)
+ # | \
+ # | J - K - L - M (no-conflict-branch)
+ # \
+ # N - O - P (no-ff-branch)
#
# where A, B, D and G all touch file1, and one, two, three, four all
# touch file "conflict".
+ #
+ # WARNING: Modifications to the initial repository can change the SHA ID used
+ # in the expect2 file for the 'stop on conflicting pick' test.
+
test_expect_success 'setup' '
test_commit A file1 &&
done &&
git checkout -b no-conflict-branch A &&
for n in J K L M
+ do
+ test_commit $n file$n
+ done &&
+ git checkout -b no-ff-branch A &&
+ for n in N O P
do
test_commit $n file$n
done
D
=======
G
- >>>>>>> 51047de... G
+ >>>>>>> 5d18e54... G
EOF
test_expect_success 'stop on conflicting pick' '
git show HEAD~2 | grep "C changed"
'
+test_expect_success 'rebase -i can copy notes' '
+ git config notes.rewrite.rebase true &&
+ git config notes.rewriteRef "refs/notes/*" &&
+ test_commit n1 &&
+ test_commit n2 &&
+ test_commit n3 &&
+ git notes add -m"a note" n3 &&
+ git rebase --onto n1 n2 &&
+ test "a note" = "$(git notes show HEAD)"
+'
+
+cat >expect <<EOF
+an earlier note
+a note
+EOF
+
+test_expect_success 'rebase -i can copy notes over a fixup' '
+ git reset --hard n3 &&
+ git notes add -m"an earlier note" n2 &&
+ GIT_NOTES_REWRITE_MODE=concatenate FAKE_LINES="1 fixup 2" git rebase -i n1 &&
+ git notes show > output &&
+ test_cmp expect output
+'
+
+test_expect_success 'rebase while detaching HEAD' '
+ git symbolic-ref HEAD &&
+ grandparent=$(git rev-parse HEAD~2) &&
+ test_tick &&
+ FAKE_LINES="2 1" git rebase -i HEAD~2 HEAD^0 &&
+ test $grandparent = $(git rev-parse HEAD~2) &&
+ test_must_fail git symbolic-ref HEAD
+'
+
+ test_tick # Ensure that the rebased commits get a different timestamp.
+ test_expect_success 'always cherry-pick with --no-ff' '
+ git checkout no-ff-branch &&
+ git tag original-no-ff-branch &&
+ git rebase -i --no-ff A &&
+ touch empty &&
+ for p in 0 1 2
+ do
+ test ! $(git rev-parse HEAD~$p) = $(git rev-parse original-no-ff-branch~$p) &&
+ git diff HEAD~$p original-no-ff-branch~$p > out &&
+ test_cmp empty out
+ done &&
+ test $(git rev-parse HEAD~3) = $(git rev-parse original-no-ff-branch~3) &&
+ git diff HEAD~3 original-no-ff-branch~3 > out &&
+ test_cmp empty out
+ '
+
test_done