Merge branch 'sb/unpack-trees-would-lose-submodule-message-update'

diff --git a/submodule.h b/submodule.h
index 05ab674f069282b3d5b20ca69d9a1fe8f295879b..8a8bc49dc9626b9ba4112f3b0bf25b212d864d1d 100644 (file)
--- a/submodule.h
+++ b/submodule.h
@@ -41,7 +41,13 @@ extern int submodule_config(const char *var, const char *value, void *cb);
 extern void gitmodules_config(void);
 extern void gitmodules_config_sha1(const unsigned char *commit_sha1);
 extern int is_submodule_initialized(const char *path);
-extern int is_submodule_populated(const char *path);
+/*
+ * Determine if a submodule has been populated at a given 'path' by checking if
+ * the <path>/.git resolves to a valid git repository.
+ * If return_error_code is NULL, die on error.
+ * Otherwise the return error code is the same as of resolve_gitdir_gently.
+ */
+extern int is_submodule_populated_gently(const char *path, int *return_error_code);
 extern int parse_submodule_update_strategy(const char *value,
                struct submodule_update_strategy *dst);
 extern const char *submodule_strategy_to_string(const struct submodule_update_strategy *s);
@@ -58,6 +64,14 @@ extern void show_submodule_inline_diff(FILE *f, const char *path,
                const char *del, const char *add, const char *reset,
                const struct diff_options *opt);
 extern void set_config_fetch_recurse_submodules(int value);
+extern void set_config_update_recurse_submodules(int value);
+/* Check if we want to update any submodule.*/
+extern int should_update_submodules(void);
+/*
+ * Returns the submodule struct if the given ce entry is a submodule
+ * and it should be updated. Returns NULL otherwise.
+ */
+extern const struct submodule *submodule_from_ce(const struct cache_entry *ce);
 extern void check_for_new_submodule_commits(unsigned char new_sha1[20]);
 extern int fetch_populated_submodules(const struct argv_array *options,
                               const char *prefix, int command_line_option,
@@ -82,6 +96,13 @@ extern int push_unpushed_submodules(struct sha1_array *commits,
 extern void connect_work_tree_and_git_dir(const char *work_tree, const char *git_dir);
 extern int parallel_submodules(void);
 
+#define SUBMODULE_MOVE_HEAD_DRY_RUN (1<<0)
+#define SUBMODULE_MOVE_HEAD_FORCE   (1<<1)
+extern int submodule_move_head(const char *path,
+                              const char *old,
+                              const char *new,
+                              unsigned flags);
+
 /*
  * Prepare the "env_array" parameter of a "struct child_process" for executing
  * a submodule by clearing any repo-specific envirionment variables, but
@@ -93,4 +114,12 @@ extern void prepare_submodule_repo_env(struct argv_array *out);
 extern void absorb_git_dir_into_superproject(const char *prefix,
                                             const char *path,
                                             unsigned flags);
+
+/*
+ * Return the absolute path of the working tree of the superproject, which this
+ * project is a submodule of. If this repository is not a submodule of
+ * another repository, return NULL.
+ */
+extern const char *get_superproject_working_tree(void);
+
 #endif