rebase -r: do not (re-)generate root commits with `--root` *and* `--onto`

diff --git a/sequencer.h b/sequencer.h
index 75e292c03bdd002da58ec5089b1fbf321971b4bf..d506081d3c8656d0b290f0b39492271dbb0917f0 100644 (file)
--- a/sequencer.h
+++ b/sequencer.h
@@ -142,6 +142,12 @@ int sequencer_remove_state(struct replay_opts *opts);
  */
 #define TODO_LIST_REBASE_COUSINS (1U << 4)
 #define TODO_LIST_APPEND_TODO_HELP (1U << 5)
+/*
+ * When generating a script that rebases merges with `--root` *and* with
+ * `--onto`, we do not want to re-generate the root commits.
+ */
+#define TODO_LIST_ROOT_WITH_ONTO (1U << 6)
+
 
 int sequencer_make_script(struct repository *r, struct strbuf *out, int argc,
                          const char **argv, unsigned flags);
@@ -151,7 +157,7 @@ void todo_list_add_exec_commands(struct todo_list *todo_list,
 int check_todo_list_from_file(struct repository *r);
 int complete_action(struct repository *r, struct replay_opts *opts, unsigned flags,
                    const char *shortrevisions, const char *onto_name,
-                   const char *onto, const char *orig_head, struct string_list *commands,
+                   struct commit *onto, const char *orig_head, struct string_list *commands,
                    unsigned autosquash, struct todo_list *todo_list);
 int todo_list_rearrange_squash(struct todo_list *todo_list);
 
@@ -183,7 +189,8 @@ void commit_post_rewrite(struct repository *r,
                         const struct commit *current_head,
                         const struct object_id *new_head);
 
-int prepare_branch_to_be_rebased(struct replay_opts *opts, const char *commit);
+int prepare_branch_to_be_rebased(struct repository *r, struct replay_opts *opts,
+                                const char *commit);
 
 #define SUMMARY_INITIAL_COMMIT   (1 << 0)
 #define SUMMARY_SHOW_AUTHOR_DATE (1 << 1)
@@ -198,4 +205,7 @@ int read_author_script(const char *path, char **name, char **email, char **date,
 
 void parse_strategy_opts(struct replay_opts *opts, char *raw_opts);
 int write_basic_state(struct replay_opts *opts, const char *head_name,
-                     const char *onto, const char *orig_head);
+                     struct commit *onto, const char *orig_head);
+void sequencer_post_commit_cleanup(struct repository *r);
+int sequencer_get_last_command(struct repository* r,
+                              enum replay_action *action);