mv: update the path entry in .gitmodules for moved submodules

diff --git a/builtin/mv.c b/builtin/mv.c
index 68b7060a47a9b5815d9ce6796336e2bc8f9a22a2..7dd6bb491cbde95f41ba6311bbd9344a80e19b31 100644 (file)
--- a/builtin/mv.c
+++ b/builtin/mv.c
@@ -58,7 +58,7 @@ static struct lock_file lock_file;
 
 int cmd_mv(int argc, const char **argv, const char *prefix)
 {
-       int i, newfd;
+       int i, newfd, gitmodules_modified = 0;
        int verbose = 0, show_only = 0, force = 0, ignore_errors = 0;
        struct option builtin_mv_options[] = {
                OPT__VERBOSE(&verbose, N_("be verbose")),
@@ -72,6 +72,7 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
        struct stat st;
        struct string_list src_for_dst = STRING_LIST_INIT_NODUP;
 
+       gitmodules_config();
        git_config(git_default_config, NULL);
 
        argc = parse_options(argc, argv, prefix, builtin_mv_options,
@@ -125,6 +126,8 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                                struct strbuf submodule_dotgit = STRBUF_INIT;
                                if (!S_ISGITLINK(active_cache[first]->ce_mode))
                                        die (_("Huh? Directory %s is in index and no submodule?"), src);
+                               if (!is_staging_gitmodules_ok())
+                                       die (_("Please, stage your changes to .gitmodules or stash them to proceed"));
                                strbuf_addf(&submodule_dotgit, "%s/.git", src);
                                submodule_gitfile[i] = read_gitfile(submodule_dotgit.buf);
                                if (submodule_gitfile[i])
@@ -229,6 +232,8 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                                die_errno (_("renaming '%s' failed"), src);
                        if (submodule_gitfile[i])
                                connect_work_tree_and_git_dir(dst, submodule_gitfile[i]);
+                       if (!update_path_in_gitmodules(src, dst))
+                               gitmodules_modified = 1;
                }
 
                if (mode == WORKING_DIRECTORY)
@@ -240,6 +245,9 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                        rename_cache_entry_at(pos, dst);
        }
 
+       if (gitmodules_modified)
+               stage_updated_gitmodules();
+
        if (active_cache_changed) {
                if (write_cache(newfd, active_cache, active_nr) ||
                    commit_locked_index(&lock_file))