submodule.hon commit t4030: abstract away SHA-1-specific constants (a6c5799)
   1#ifndef SUBMODULE_H
   2#define SUBMODULE_H
   3
   4struct repository;
   5struct diff_options;
   6struct argv_array;
   7struct oid_array;
   8struct remote;
   9
  10enum {
  11        RECURSE_SUBMODULES_ONLY = -5,
  12        RECURSE_SUBMODULES_CHECK = -4,
  13        RECURSE_SUBMODULES_ERROR = -3,
  14        RECURSE_SUBMODULES_NONE = -2,
  15        RECURSE_SUBMODULES_ON_DEMAND = -1,
  16        RECURSE_SUBMODULES_OFF = 0,
  17        RECURSE_SUBMODULES_DEFAULT = 1,
  18        RECURSE_SUBMODULES_ON = 2
  19};
  20
  21enum submodule_update_type {
  22        SM_UPDATE_UNSPECIFIED = 0,
  23        SM_UPDATE_CHECKOUT,
  24        SM_UPDATE_REBASE,
  25        SM_UPDATE_MERGE,
  26        SM_UPDATE_NONE,
  27        SM_UPDATE_COMMAND
  28};
  29
  30struct submodule_update_strategy {
  31        enum submodule_update_type type;
  32        const char *command;
  33};
  34#define SUBMODULE_UPDATE_STRATEGY_INIT {SM_UPDATE_UNSPECIFIED, NULL}
  35
  36extern int is_gitmodules_unmerged(const struct index_state *istate);
  37extern int is_staging_gitmodules_ok(struct index_state *istate);
  38extern int update_path_in_gitmodules(const char *oldpath, const char *newpath);
  39extern int remove_path_from_gitmodules(const char *path);
  40extern void stage_updated_gitmodules(struct index_state *istate);
  41extern void set_diffopt_flags_from_submodule_config(struct diff_options *,
  42                const char *path);
  43extern int git_default_submodule_config(const char *var, const char *value, void *cb);
  44
  45struct option;
  46int option_parse_recurse_submodules_worktree_updater(const struct option *opt,
  47                                                     const char *arg, int unset);
  48extern int is_submodule_active(struct repository *repo, const char *path);
  49/*
  50 * Determine if a submodule has been populated at a given 'path' by checking if
  51 * the <path>/.git resolves to a valid git repository.
  52 * If return_error_code is NULL, die on error.
  53 * Otherwise the return error code is the same as of resolve_gitdir_gently.
  54 */
  55extern int is_submodule_populated_gently(const char *path, int *return_error_code);
  56extern void die_in_unpopulated_submodule(const struct index_state *istate,
  57                                         const char *prefix);
  58extern void die_path_inside_submodule(const struct index_state *istate,
  59                                      const struct pathspec *ps);
  60extern enum submodule_update_type parse_submodule_update_type(const char *value);
  61extern int parse_submodule_update_strategy(const char *value,
  62                struct submodule_update_strategy *dst);
  63extern const char *submodule_strategy_to_string(const struct submodule_update_strategy *s);
  64extern void handle_ignore_submodules_arg(struct diff_options *, const char *);
  65extern void show_submodule_summary(struct diff_options *o, const char *path,
  66                struct object_id *one, struct object_id *two,
  67                unsigned dirty_submodule);
  68extern void show_submodule_inline_diff(struct diff_options *o, const char *path,
  69                struct object_id *one, struct object_id *two,
  70                unsigned dirty_submodule);
  71/* Check if we want to update any submodule.*/
  72extern int should_update_submodules(void);
  73/*
  74 * Returns the submodule struct if the given ce entry is a submodule
  75 * and it should be updated. Returns NULL otherwise.
  76 */
  77extern const struct submodule *submodule_from_ce(const struct cache_entry *ce);
  78extern void check_for_new_submodule_commits(struct object_id *oid);
  79extern int fetch_populated_submodules(struct repository *r,
  80                                      const struct argv_array *options,
  81                                      const char *prefix,
  82                                      int command_line_option,
  83                                      int default_option,
  84                                      int quiet, int max_parallel_jobs);
  85extern unsigned is_submodule_modified(const char *path, int ignore_untracked);
  86extern int submodule_uses_gitfile(const char *path);
  87
  88#define SUBMODULE_REMOVAL_DIE_ON_ERROR (1<<0)
  89#define SUBMODULE_REMOVAL_IGNORE_UNTRACKED (1<<1)
  90#define SUBMODULE_REMOVAL_IGNORE_IGNORED_UNTRACKED (1<<2)
  91extern int bad_to_remove_submodule(const char *path, unsigned flags);
  92extern int merge_submodule(struct object_id *result, const char *path,
  93                           const struct object_id *base,
  94                           const struct object_id *a,
  95                           const struct object_id *b, int search);
  96
  97/* Checks if there are submodule changes in a..b. */
  98extern int submodule_touches_in_range(struct object_id *a,
  99                                      struct object_id *b);
 100extern int find_unpushed_submodules(struct oid_array *commits,
 101                                    const char *remotes_name,
 102                                    struct string_list *needs_pushing);
 103extern int push_unpushed_submodules(struct oid_array *commits,
 104                                    const struct remote *remote,
 105                                    const char **refspec, int refspec_nr,
 106                                    const struct string_list *push_options,
 107                                    int dry_run);
 108/*
 109 * Given a submodule path (as in the index), return the repository
 110 * path of that submodule in 'buf'. Return -1 on error or when the
 111 * submodule is not initialized.
 112 */
 113int submodule_to_gitdir(struct strbuf *buf, const char *submodule);
 114
 115#define SUBMODULE_MOVE_HEAD_DRY_RUN (1<<0)
 116#define SUBMODULE_MOVE_HEAD_FORCE   (1<<1)
 117extern int submodule_move_head(const char *path,
 118                               const char *old,
 119                               const char *new_head,
 120                               unsigned flags);
 121
 122/*
 123 * Prepare the "env_array" parameter of a "struct child_process" for executing
 124 * a submodule by clearing any repo-specific environment variables, but
 125 * retaining any config in the environment.
 126 */
 127extern void prepare_submodule_repo_env(struct argv_array *out);
 128
 129#define ABSORB_GITDIR_RECURSE_SUBMODULES (1<<0)
 130extern void absorb_git_dir_into_superproject(const char *prefix,
 131                                             const char *path,
 132                                             unsigned flags);
 133
 134/*
 135 * Return the absolute path of the working tree of the superproject, which this
 136 * project is a submodule of. If this repository is not a submodule of
 137 * another repository, return NULL.
 138 */
 139extern const char *get_superproject_working_tree(void);
 140
 141#endif