rebase -i -p: fix parent rewriting

The existing parent rewriting did not handle the case where a previous
commit was amended (via edit or squash).  Fix by always putting the
new sha1 of the last commit into the $REWRITTEN map.

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
This commit is contained in:
Thomas Rast 2008-08-13 23:41:24 +02:00 committed by Junio C Hamano
parent 71d9451e06
commit a96dc01e21
2 changed files with 14 additions and 4 deletions

View File

@ -165,14 +165,14 @@ pick_one_preserving_merges () {
die "Cannot write current commit's replacement sha1"
fi
echo $sha1 > "$DOTEST"/current-commit
# rewrite parents; if none were rewritten, we can fast-forward.
preserve=t
new_parents=
for p in $(git rev-list --parents -1 $sha1 | cut -d' ' -f2-)
do
if test -f "$REWRITTEN"/$p
then
preserve=f
new_p=$(cat "$REWRITTEN"/$p)
test $p != $new_p && fast_forward=f
case "$new_parents" in
@ -189,7 +189,6 @@ pick_one_preserving_merges () {
case $fast_forward in
t)
output warn "Fast forward to $sha1"
test $preserve = f || echo $sha1 > "$REWRITTEN"/$sha1
output git reset --hard $sha1 ||
die "Cannot fast forward to $sha1"
;;
@ -201,7 +200,6 @@ pick_one_preserving_merges () {
output git checkout $first_parent 2> /dev/null ||
die "Cannot move HEAD to $first_parent"
echo $sha1 > "$DOTEST"/current-commit
case "$new_parents" in
' '*' '*)
# redo merge

View File

@ -250,6 +250,18 @@ test_expect_success 'preserve merges with -p' '
test $(git show HEAD:unrelated-file) = 1
'
test_expect_success 'edit ancestor with -p' '
FAKE_LINES="1 edit 2 3 4" git rebase -i -p HEAD~3 &&
echo 2 > unrelated-file &&
test_tick &&
git commit -m L2-modified --amend unrelated-file &&
git rebase --continue &&
git update-index --refresh &&
git diff-files --quiet &&
git diff-index --quiet --cached HEAD -- &&
test $(git show HEAD:unrelated-file) = 2
'
test_expect_success '--continue tries to commit' '
test_tick &&
test_must_fail git rebase -i --onto new-branch1 HEAD^ &&