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