}
pick_one_preserving_merges () {
- case "$1" in -n) sha1=$2 ;; *) sha1=$1 ;; esac
+ fast_forward=t
+ case "$1" in
+ -n)
+ fast_forward=f
+ sha1=$2
+ ;;
+ *)
+ sha1=$1
+ ;;
+ esac
sha1=$(git rev-parse $sha1)
if test -f "$DOTEST"/current-commit
die "Cannot write current commit's replacement sha1"
fi
+ echo $sha1 > "$DOTEST"/current-commit
+
# rewrite parents; if none were rewritten, we can fast-forward.
- fast_forward=t
- 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
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"
;;
f)
test "a$1" = a-n && die "Refusing to squash a merge: $sha1"
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
pick_one $sha1 ||
die_with_patch $sha1 "Could not apply $sha1... $rest"
make_patch $sha1
- : > "$DOTEST"/amend
+ git rev-parse --verify HEAD > "$DOTEST"/amend
warn "Stopped at $sha1... $rest"
warn "You can amend the commit now, with"
warn
else
. "$DOTEST"/author-script ||
die "Cannot find the author identity"
+ amend=
if test -f "$DOTEST"/amend
then
+ amend=$(git rev-parse --verify HEAD)
+ test "$amend" = $(cat "$DOTEST"/amend) ||
+ die "\
+You have uncommitted changes in your working tree. Please, commit them
+first and then run 'git rebase --continue' again."
git reset --soft HEAD^ ||
die "Cannot rewind the HEAD"
fi
export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL GIT_AUTHOR_DATE &&
- git commit --no-verify -F "$DOTEST"/message -e ||
- die "Could not commit staged changes."
+ git commit --no-verify -F "$DOTEST"/message -e || {
+ test -n "$amend" && git reset --soft $amend
+ die "Could not commit staged changes."
+ }
fi
require_clean_work_tree