submodule.h

   1 #ifndef SUBMODULE_H
   2 #define SUBMODULE_H
   3
   4 struct diff_options;
   5 struct argv_array;
   6 struct sha1_array;
   7
   8 enum {
   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
  19 enum 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
  28 struct 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
  34 extern int is_staging_gitmodules_ok(void);
  35 extern int update_path_in_gitmodules(const char *oldpath, const char *newpath);
  36 extern int remove_path_from_gitmodules(const char *path);
  37 extern void stage_updated_gitmodules(void);
  38 extern void set_diffopt_flags_from_submodule_config(struct diff_options *,
  39                 const char *path);
  40 extern int submodule_config(const char *var, const char *value, void *cb);
  41 extern void gitmodules_config(void);
  42 extern void gitmodules_config_sha1(const unsigned char *commit_sha1);
  43 extern 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  */
  50 extern int is_submodule_populated_gently(const char *path, int *return_error_code);
  51 extern int parse_submodule_update_strategy(const char *value,
  52                 struct submodule_update_strategy *dst);
  53 extern const char *submodule_strategy_to_string(const struct submodule_update_strategy *s);
  54 extern void handle_ignore_submodules_arg(struct diff_options *, const char *);
  55 extern 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);
  60 extern 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);
  66 extern void set_config_fetch_recurse_submodules(int value);
  67 extern void set_config_update_recurse_submodules(int value);
  68 /* Check if we want to update any submodule.*/
  69 extern 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  */
  74 extern const struct submodule *submodule_from_ce(const struct cache_entry *ce);
  75 extern void check_for_new_submodule_commits(unsigned char new_sha1[20]);
  76 extern int fetch_populated_submodules(const struct argv_array *options,
  77                                const char *prefix, int command_line_option,
  78                                int quiet, int max_parallel_jobs);
  79 extern unsigned is_submodule_modified(const char *path, int ignore_untracked);
  80 extern 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)
  85 extern int bad_to_remove_submodule(const char *path, unsigned flags);
  86 extern 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);
  90 extern int find_unpushed_submodules(struct sha1_array *commits,
  91                                     const char *remotes_name,
  92                                     struct string_list *needs_pushing);
  93 extern int push_unpushed_submodules(struct sha1_array *commits,
  94                                     const char *remotes_name,
  95                                     int dry_run);
  96 extern void connect_work_tree_and_git_dir(const char *work_tree, const char *git_dir);
  97 extern int parallel_submodules(void);
  98
  99 #define SUBMODULE_MOVE_HEAD_DRY_RUN (1<<0)
 100 #define SUBMODULE_MOVE_HEAD_FORCE   (1<<1)
 101 extern 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  */
 111 extern void prepare_submodule_repo_env(struct argv_array *out);
 112
 113 #define ABSORB_GITDIR_RECURSE_SUBMODULES (1<<0)
 114 extern void absorb_git_dir_into_superproject(const char *prefix,
 115                                              const char *path,
 116                                              unsigned flags);
 117 #endif