1#ifndef SEQUENCER_H
2#define SEQUENCER_H
3
4#include "cache.h"
5#include "strbuf.h"
6
7struct commit;
8struct repository;
9
10const char *git_path_commit_editmsg(void);
11const char *git_path_seq_dir(void);
12const char *rebase_path_todo(void);
13
14#define APPEND_SIGNOFF_DEDUP (1u << 0)
15
16enum replay_action {
17 REPLAY_REVERT,
18 REPLAY_PICK,
19 REPLAY_INTERACTIVE_REBASE
20};
21
22enum commit_msg_cleanup_mode {
23 COMMIT_MSG_CLEANUP_SPACE,
24 COMMIT_MSG_CLEANUP_NONE,
25 COMMIT_MSG_CLEANUP_SCISSORS,
26 COMMIT_MSG_CLEANUP_ALL
27};
28
29struct replay_opts {
30 enum replay_action action;
31
32 /* Boolean options */
33 int edit;
34 int record_origin;
35 int no_commit;
36 int signoff;
37 int allow_ff;
38 int allow_rerere_auto;
39 int allow_empty;
40 int allow_empty_message;
41 int keep_redundant_commits;
42 int verbose;
43
44 int mainline;
45
46 char *gpg_sign;
47 enum commit_msg_cleanup_mode default_msg_cleanup;
48
49 /* Merge strategy */
50 char *strategy;
51 char **xopts;
52 size_t xopts_nr, xopts_alloc;
53
54 /* Used by fixup/squash */
55 struct strbuf current_fixups;
56 int current_fixup_count;
57
58 /* placeholder commit for -i --root */
59 struct object_id squash_onto;
60 int have_squash_onto;
61
62 /* Only used by REPLAY_NONE */
63 struct rev_info *revs;
64};
65#define REPLAY_OPTS_INIT { .action = -1, .current_fixups = STRBUF_INIT }
66
67enum missing_commit_check_level {
68 MISSING_COMMIT_CHECK_IGNORE = 0,
69 MISSING_COMMIT_CHECK_WARN,
70 MISSING_COMMIT_CHECK_ERROR
71};
72
73int write_message(const void *buf, size_t len, const char *filename,
74 int append_eol);
75
76/* Call this to setup defaults before parsing command line options */
77void sequencer_init_config(struct replay_opts *opts);
78int sequencer_pick_revisions(struct repository *repo,
79 struct replay_opts *opts);
80int sequencer_continue(struct repository *repo, struct replay_opts *opts);
81int sequencer_rollback(struct repository *repo, struct replay_opts *opts);
82int sequencer_remove_state(struct replay_opts *opts);
83
84#define TODO_LIST_KEEP_EMPTY (1U << 0)
85#define TODO_LIST_SHORTEN_IDS (1U << 1)
86#define TODO_LIST_ABBREVIATE_CMDS (1U << 2)
87#define TODO_LIST_REBASE_MERGES (1U << 3)
88/*
89 * When rebasing merges, commits that do have the base commit as ancestor
90 * ("cousins") are *not* rebased onto the new base by default. If those
91 * commits should be rebased onto the new base, this flag needs to be passed.
92 */
93#define TODO_LIST_REBASE_COUSINS (1U << 4)
94int sequencer_make_script(struct repository *repo, FILE *out,
95 int argc, const char **argv,
96 unsigned flags);
97
98int sequencer_add_exec_commands(struct repository *r, const char *command);
99int transform_todos(struct repository *r, unsigned flags);
100enum missing_commit_check_level get_missing_commit_check_level(void);
101int check_todo_list(struct repository *r);
102int complete_action(struct repository *r, struct replay_opts *opts, unsigned flags,
103 const char *shortrevisions, const char *onto_name,
104 const char *onto, const char *orig_head, const char *cmd,
105 unsigned autosquash);
106int rearrange_squash(struct repository *r);
107
108extern const char sign_off_header[];
109
110/*
111 * Append a signoff to the commit message in "msgbuf". The ignore_footer
112 * parameter specifies the number of bytes at the end of msgbuf that should
113 * not be considered at all. I.e., they are not checked for existing trailers,
114 * and the new signoff will be spliced into the buffer before those bytes.
115 */
116void append_signoff(struct strbuf *msgbuf, size_t ignore_footer, unsigned flag);
117
118void append_conflicts_hint(struct index_state *istate, struct strbuf *msgbuf);
119int message_is_empty(const struct strbuf *sb,
120 enum commit_msg_cleanup_mode cleanup_mode);
121int template_untouched(const struct strbuf *sb, const char *template_file,
122 enum commit_msg_cleanup_mode cleanup_mode);
123int update_head_with_reflog(const struct commit *old_head,
124 const struct object_id *new_head,
125 const char *action, const struct strbuf *msg,
126 struct strbuf *err);
127void commit_post_rewrite(const struct commit *current_head,
128 const struct object_id *new_head);
129
130int prepare_branch_to_be_rebased(struct replay_opts *opts, const char *commit);
131
132#define SUMMARY_INITIAL_COMMIT (1 << 0)
133#define SUMMARY_SHOW_AUTHOR_DATE (1 << 1)
134void print_commit_summary(struct repository *repo,
135 const char *prefix,
136 const struct object_id *oid,
137 unsigned int flags);
138
139int read_author_script(const char *path, char **name, char **email, char **date,
140 int allow_missing);
141#endif
142
143void parse_strategy_opts(struct replay_opts *opts, char *raw_opts);
144int write_basic_state(struct replay_opts *opts, const char *head_name,
145 const char *onto, const char *orig_head);