submodule.h

   1 #ifndef SUBMODULE_H
   2 #define SUBMODULE_H
   3
   4 struct diff_options;
   5 struct argv_array;
   6 struct oid_array;
   7 struct remote;
   8
   9 enum {
  10         RECURSE_SUBMODULES_ONLY = -5,
  11         RECURSE_SUBMODULES_CHECK = -4,
  12         RECURSE_SUBMODULES_ERROR = -3,
  13         RECURSE_SUBMODULES_NONE = -2,
  14         RECURSE_SUBMODULES_ON_DEMAND = -1,
  15         RECURSE_SUBMODULES_OFF = 0,
  16         RECURSE_SUBMODULES_DEFAULT = 1,
  17         RECURSE_SUBMODULES_ON = 2
  18 };
  19
  20 enum submodule_update_type {
  21         SM_UPDATE_UNSPECIFIED = 0,
  22         SM_UPDATE_CHECKOUT,
  23         SM_UPDATE_REBASE,
  24         SM_UPDATE_MERGE,
  25         SM_UPDATE_NONE,
  26         SM_UPDATE_COMMAND
  27 };
  28
  29 struct submodule_update_strategy {
  30         enum submodule_update_type type;
  31         const char *command;
  32 };
  33 #define SUBMODULE_UPDATE_STRATEGY_INIT {SM_UPDATE_UNSPECIFIED, NULL}
  34
  35 extern int is_staging_gitmodules_ok(void);
  36 extern int update_path_in_gitmodules(const char *oldpath, const char *newpath);
  37 extern int remove_path_from_gitmodules(const char *path);
  38 extern void stage_updated_gitmodules(void);
  39 extern void set_diffopt_flags_from_submodule_config(struct diff_options *,
  40                 const char *path);
  41 extern int submodule_config(const char *var, const char *value, void *cb);
  42 extern void gitmodules_config(void);
  43 extern void gitmodules_config_sha1(const unsigned char *commit_sha1);
  44 extern int is_submodule_initialized(const char *path);
  45 /*
  46  * Determine if a submodule has been populated at a given 'path' by checking if
  47  * the <path>/.git resolves to a valid git repository.
  48  * If return_error_code is NULL, die on error.
  49  * Otherwise the return error code is the same as of resolve_gitdir_gently.
  50  */
  51 extern int is_submodule_populated_gently(const char *path, int *return_error_code);
  52 extern int parse_submodule_update_strategy(const char *value,
  53                 struct submodule_update_strategy *dst);
  54 extern const char *submodule_strategy_to_string(const struct submodule_update_strategy *s);
  55 extern void handle_ignore_submodules_arg(struct diff_options *, const char *);
  56 extern void show_submodule_summary(FILE *f, const char *path,
  57                 const char *line_prefix,
  58                 struct object_id *one, struct object_id *two,
  59                 unsigned dirty_submodule, const char *meta,
  60                 const char *del, const char *add, const char *reset);
  61 extern void show_submodule_inline_diff(FILE *f, const char *path,
  62                 const char *line_prefix,
  63                 struct object_id *one, struct object_id *two,
  64                 unsigned dirty_submodule, const char *meta,
  65                 const char *del, const char *add, const char *reset,
  66                 const struct diff_options *opt);
  67 extern void set_config_fetch_recurse_submodules(int value);
  68 extern void set_config_update_recurse_submodules(int value);
  69 /* Check if we want to update any submodule.*/
  70 extern int should_update_submodules(void);
  71 /*
  72  * Returns the submodule struct if the given ce entry is a submodule
  73  * and it should be updated. Returns NULL otherwise.
  74  */
  75 extern const struct submodule *submodule_from_ce(const struct cache_entry *ce);
  76 extern void check_for_new_submodule_commits(struct object_id *oid);
  77 extern int fetch_populated_submodules(const struct argv_array *options,
  78                                const char *prefix, int command_line_option,
  79                                int quiet, int max_parallel_jobs);
  80 extern unsigned is_submodule_modified(const char *path, int ignore_untracked);
  81 extern int submodule_uses_gitfile(const char *path);
  82
  83 #define SUBMODULE_REMOVAL_DIE_ON_ERROR (1<<0)
  84 #define SUBMODULE_REMOVAL_IGNORE_UNTRACKED (1<<1)
  85 #define SUBMODULE_REMOVAL_IGNORE_IGNORED_UNTRACKED (1<<2)
  86 extern int bad_to_remove_submodule(const char *path, unsigned flags);
  87 extern int merge_submodule(unsigned char result[20], const char *path,
  88                            const unsigned char base[20],
  89                            const unsigned char a[20],
  90                            const unsigned char b[20], int search);
  91 extern int find_unpushed_submodules(struct oid_array *commits,
  92                                     const char *remotes_name,
  93                                     struct string_list *needs_pushing);
  94 extern int push_unpushed_submodules(struct oid_array *commits,
  95                                     const struct remote *remote,
  96                                     const char **refspec, int refspec_nr,
  97                                     const struct string_list *push_options,
  98                                     int dry_run);
  99 extern void connect_work_tree_and_git_dir(const char *work_tree, const char *git_dir);
 100 extern int parallel_submodules(void);
 101 /*
 102  * Given a submodule path (as in the index), return the repository
 103  * path of that submodule in 'buf'. Return -1 on error or when the
 104  * submodule is not initialized.
 105  */
 106 int submodule_to_gitdir(struct strbuf *buf, const char *submodule);
 107
 108 #define SUBMODULE_MOVE_HEAD_DRY_RUN (1<<0)
 109 #define SUBMODULE_MOVE_HEAD_FORCE   (1<<1)
 110 extern int submodule_move_head(const char *path,
 111                                const char *old,
 112                                const char *new,
 113                                unsigned flags);
 114
 115 /*
 116  * Prepare the "env_array" parameter of a "struct child_process" for executing
 117  * a submodule by clearing any repo-specific envirionment variables, but
 118  * retaining any config in the environment.
 119  */
 120 extern void prepare_submodule_repo_env(struct argv_array *out);
 121
 122 #define ABSORB_GITDIR_RECURSE_SUBMODULES (1<<0)
 123 extern void absorb_git_dir_into_superproject(const char *prefix,
 124                                              const char *path,
 125                                              unsigned flags);
 126
 127 /*
 128  * Return the absolute path of the working tree of the superproject, which this
 129  * project is a submodule of. If this repository is not a submodule of
 130  * another repository, return NULL.
 131  */
 132 extern const char *get_superproject_working_tree(void);
 133
 134 #endif