1#ifndef SUBMODULE_H
2#define SUBMODULE_H
3
4struct diff_options;
5struct argv_array;
6struct sha1_array;
7
8enum {
9 RECURSE_SUBMODULES_ONLY = -5,
10 RECURSE_SUBMODULES_CHECK = -4,
11 RECURSE_SUBMODULES_ERROR = -3,
12 RECURSE_SUBMODULES_NONE = -2,
13 RECURSE_SUBMODULES_ON_DEMAND = -1,
14 RECURSE_SUBMODULES_OFF = 0,
15 RECURSE_SUBMODULES_DEFAULT = 1,
16 RECURSE_SUBMODULES_ON = 2
17};
18
19enum submodule_update_type {
20 SM_UPDATE_UNSPECIFIED = 0,
21 SM_UPDATE_CHECKOUT,
22 SM_UPDATE_REBASE,
23 SM_UPDATE_MERGE,
24 SM_UPDATE_NONE,
25 SM_UPDATE_COMMAND
26};
27
28struct submodule_update_strategy {
29 enum submodule_update_type type;
30 const char *command;
31};
32#define SUBMODULE_UPDATE_STRATEGY_INIT {SM_UPDATE_UNSPECIFIED, NULL}
33
34extern int is_staging_gitmodules_ok(void);
35extern int update_path_in_gitmodules(const char *oldpath, const char *newpath);
36extern int remove_path_from_gitmodules(const char *path);
37extern void stage_updated_gitmodules(void);
38extern void set_diffopt_flags_from_submodule_config(struct diff_options *,
39 const char *path);
40extern int submodule_config(const char *var, const char *value, void *cb);
41extern void gitmodules_config(void);
42extern void gitmodules_config_sha1(const unsigned char *commit_sha1);
43extern int is_submodule_initialized(const char *path);
44/*
45 * Determine if a submodule has been populated at a given 'path' by checking if
46 * the <path>/.git resolves to a valid git repository.
47 * If return_error_code is NULL, die on error.
48 * Otherwise the return error code is the same as of resolve_gitdir_gently.
49 */
50extern int is_submodule_populated_gently(const char *path, int *return_error_code);
51extern int parse_submodule_update_strategy(const char *value,
52 struct submodule_update_strategy *dst);
53extern const char *submodule_strategy_to_string(const struct submodule_update_strategy *s);
54extern void handle_ignore_submodules_arg(struct diff_options *, const char *);
55extern void show_submodule_summary(FILE *f, const char *path,
56 const char *line_prefix,
57 struct object_id *one, struct object_id *two,
58 unsigned dirty_submodule, const char *meta,
59 const char *del, const char *add, const char *reset);
60extern void show_submodule_inline_diff(FILE *f, const char *path,
61 const char *line_prefix,
62 struct object_id *one, struct object_id *two,
63 unsigned dirty_submodule, const char *meta,
64 const char *del, const char *add, const char *reset,
65 const struct diff_options *opt);
66extern void set_config_fetch_recurse_submodules(int value);
67extern void set_config_update_recurse_submodules(int value);
68/* Check if we want to update any submodule.*/
69extern int should_update_submodules(void);
70/*
71 * Returns the submodule struct if the given ce entry is a submodule
72 * and it should be updated. Returns NULL otherwise.
73 */
74extern const struct submodule *submodule_from_ce(const struct cache_entry *ce);
75extern void check_for_new_submodule_commits(unsigned char new_sha1[20]);
76extern int fetch_populated_submodules(const struct argv_array *options,
77 const char *prefix, int command_line_option,
78 int quiet, int max_parallel_jobs);
79extern unsigned is_submodule_modified(const char *path, int ignore_untracked);
80extern int submodule_uses_gitfile(const char *path);
81
82#define SUBMODULE_REMOVAL_DIE_ON_ERROR (1<<0)
83#define SUBMODULE_REMOVAL_IGNORE_UNTRACKED (1<<1)
84#define SUBMODULE_REMOVAL_IGNORE_IGNORED_UNTRACKED (1<<2)
85extern int bad_to_remove_submodule(const char *path, unsigned flags);
86extern int merge_submodule(unsigned char result[20], const char *path,
87 const unsigned char base[20],
88 const unsigned char a[20],
89 const unsigned char b[20], int search);
90extern int find_unpushed_submodules(struct sha1_array *commits,
91 const char *remotes_name,
92 struct string_list *needs_pushing);
93extern int push_unpushed_submodules(struct sha1_array *commits,
94 const char *remotes_name,
95 int dry_run);
96extern void connect_work_tree_and_git_dir(const char *work_tree, const char *git_dir);
97extern int parallel_submodules(void);
98
99#define SUBMODULE_MOVE_HEAD_DRY_RUN (1<<0)
100#define SUBMODULE_MOVE_HEAD_FORCE (1<<1)
101extern int submodule_move_head(const char *path,
102 const char *old,
103 const char *new,
104 unsigned flags);
105
106/*
107 * Prepare the "env_array" parameter of a "struct child_process" for executing
108 * a submodule by clearing any repo-specific envirionment variables, but
109 * retaining any config in the environment.
110 */
111extern void prepare_submodule_repo_env(struct argv_array *out);
112
113#define ABSORB_GITDIR_RECURSE_SUBMODULES (1<<0)
114extern void absorb_git_dir_into_superproject(const char *prefix,
115 const char *path,
116 unsigned flags);
117
118/*
119 * Return the absolute path of the working tree of the superproject, which this
120 * project is a submodule of. If this repository is not a submodule of
121 * another repository, return NULL.
122 */
123extern const char *get_superproject_working_tree(void);
124
125#endif