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-rwxr-xr-xgit-rebase--interactive.sh89
1 files changed, 66 insertions, 23 deletions
diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index 436b7f5977..eb2dff55f8 100755
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -111,15 +111,16 @@ VERBOSE=
OK_TO_SKIP_PRE_REBASE=
REBASE_ROOT=
AUTOSQUASH=
+test "$(git config --bool rebase.autosquash)" = "true" && AUTOSQUASH=t
NEVER_FF=
-GIT_CHERRY_PICK_HELP=" After resolving the conflicts,
-mark the corrected paths with 'git add <paths>', and
-run 'git rebase --continue'"
+GIT_CHERRY_PICK_HELP="\
+hint: after resolving the conflicts, mark the corrected paths
+hint: with 'git add <paths>' and run 'git rebase --continue'"
export GIT_CHERRY_PICK_HELP
warn () {
- echo "$*" >&2
+ printf '%s\n' "$*" >&2
}
output () {
@@ -263,10 +264,10 @@ pick_one_preserving_merges () {
then
if test "$fast_forward" = t
then
- cat "$DOTEST"/current-commit | while read current_commit
+ while read current_commit
do
git rev-parse HEAD > "$REWRITTEN"/$current_commit
- done
+ done <"$DOTEST"/current-commit
rm "$DOTEST"/current-commit ||
die "Cannot write current commit's replacement sha1"
fi
@@ -440,9 +441,9 @@ record_in_rewritten() {
echo "$oldsha1" >> "$REWRITTEN_PENDING"
case "$(peek_next_command)" in
- squash|s|fixup|f)
+ squash|s|fixup|f)
;;
- *)
+ *)
flush_rewritten_pending
;;
esac
@@ -450,7 +451,7 @@ record_in_rewritten() {
do_next () {
rm -f "$MSG" "$AUTHOR_SCRIPT" "$AMEND" || exit
- read command sha1 rest < "$TODO"
+ read -r command sha1 rest < "$TODO"
case "$command" in
'#'*|''|noop)
mark_action_done
@@ -537,6 +538,34 @@ do_next () {
esac
record_in_rewritten $sha1
;;
+ x|"exec")
+ read -r command rest < "$TODO"
+ mark_action_done
+ printf 'Executing: %s\n' "$rest"
+ # "exec" command doesn't take a sha1 in the todo-list.
+ # => can't just use $sha1 here.
+ git rev-parse --verify HEAD > "$DOTEST"/stopped-sha
+ ${SHELL:-@SHELL_PATH@} -c "$rest" # Actual execution
+ status=$?
+ if test "$status" -ne 0
+ then
+ warn "Execution failed: $rest"
+ warn "You can fix the problem, and then run"
+ warn
+ warn " git rebase --continue"
+ warn
+ exit "$status"
+ fi
+ # Run in subshell because require_clean_work_tree can die.
+ if ! (require_clean_work_tree)
+ then
+ warn "Commit or stash your changes, and then run"
+ warn
+ warn " git rebase --continue"
+ warn
+ exit 1
+ fi
+ ;;
*)
warn "Unknown command: $command $sha1 $rest"
if git rev-parse --verify -q "$sha1" >/dev/null
@@ -591,22 +620,30 @@ do_rest () {
# skip picking commits whose parents are unchanged
skip_unnecessary_picks () {
fd=3
- while read command sha1 rest
+ while read -r command rest
do
# fd=3 means we skip the command
- case "$fd,$command,$(git rev-parse --verify --quiet $sha1^)" in
- 3,pick,"$ONTO"*|3,p,"$ONTO"*)
+ case "$fd,$command" in
+ 3,pick|3,p)
# pick a commit whose parent is current $ONTO -> skip
- ONTO=$sha1
+ sha1=$(printf '%s' "$rest" | cut -d ' ' -f 1)
+ case "$(git rev-parse --verify --quiet "$sha1"^)" in
+ "$ONTO"*)
+ ONTO=$sha1
+ ;;
+ *)
+ fd=1
+ ;;
+ esac
;;
- 3,#*|3,,*)
+ 3,#*|3,)
# copy comments
;;
*)
fd=1
;;
esac
- echo "$command${sha1:+ }$sha1${rest:+ }$rest" >&$fd
+ printf '%s\n' "$command${rest:+ }$rest" >&$fd
done <"$TODO" >"$TODO.new" 3>>"$DONE" &&
mv -f "$TODO".new "$TODO" &&
case "$(peek_next_command)" in
@@ -644,17 +681,17 @@ rearrange_squash () {
test -s "$1.sq" || return
used=
- while read pick sha1 message
+ while read -r pick sha1 message
do
case " $used" in
*" $sha1 "*) continue ;;
esac
- echo "$pick $sha1 $message"
- while read squash action msg
+ printf '%s\n' "$pick $sha1 $message"
+ while read -r squash action msg
do
case "$message" in
"$msg"*)
- echo "$action $squash $action! $msg"
+ printf '%s\n' "$action $squash $action! $msg"
used="$used$squash "
;;
esac
@@ -795,6 +832,9 @@ first and then run 'git rebase --continue' again."
--autosquash)
AUTOSQUASH=t
;;
+ --no-autosquash)
+ AUTOSQUASH=
+ ;;
--onto)
shift
ONTO=$(parse_onto "$1") ||
@@ -890,11 +930,12 @@ first and then run 'git rebase --continue' again."
git rev-list $MERGES_OPTION --pretty=oneline --abbrev-commit \
--abbrev=7 --reverse --left-right --topo-order \
$REVISIONS | \
- sed -n "s/^>//p" | while read shortsha1 rest
+ sed -n "s/^>//p" |
+ while read -r shortsha1 rest
do
if test t != "$PRESERVE_MERGES"
then
- echo "pick $shortsha1 $rest" >> "$TODO"
+ printf '%s\n' "pick $shortsha1 $rest" >> "$TODO"
else
sha1=$(git rev-parse $shortsha1)
if test -z "$REBASE_ROOT"
@@ -913,7 +954,7 @@ first and then run 'git rebase --continue' again."
if test f = "$preserve"
then
touch "$REWRITTEN"/$sha1
- echo "pick $shortsha1 $rest" >> "$TODO"
+ printf '%s\n' "pick $shortsha1 $rest" >> "$TODO"
fi
fi
done
@@ -956,6 +997,7 @@ first and then run 'git rebase --continue' again."
# e, edit = use commit, but stop for amending
# s, squash = use commit, but meld into previous commit
# f, fixup = like "squash", but discard this commit's log message
+# x <cmd>, exec <cmd> = Run a shell command <cmd>, and stop if it fails
#
# If you remove a line here THAT COMMIT WILL BE LOST.
# However, if you remove everything, the rebase will be aborted.
@@ -974,8 +1016,9 @@ EOF
test -d "$REWRITTEN" || test -n "$NEVER_FF" || skip_unnecessary_picks
+ output git checkout $ONTO || die_abort "could not detach HEAD"
git update-ref ORIG_HEAD $HEAD
- output git checkout $ONTO && do_rest
+ do_rest
;;
esac
shift