diff options
Diffstat (limited to 'submodule.c')
| -rw-r--r-- | submodule.c | 77 |
1 files changed, 55 insertions, 22 deletions
diff --git a/submodule.c b/submodule.c index 85ea1c36dd..78aed03d92 100644 --- a/submodule.c +++ b/submodule.c @@ -1859,14 +1859,16 @@ out: void submodule_unset_core_worktree(const struct submodule *sub) { - char *config_path = xstrfmt("%s/modules/%s/config", - get_git_dir(), sub->name); + struct strbuf config_path = STRBUF_INIT; - if (git_config_set_in_file_gently(config_path, "core.worktree", NULL)) + submodule_name_to_gitdir(&config_path, the_repository, sub->name); + strbuf_addstr(&config_path, "/config"); + + if (git_config_set_in_file_gently(config_path.buf, "core.worktree", NULL)) warning(_("Could not unset core.worktree setting in submodule '%s'"), sub->path); - free(config_path); + strbuf_release(&config_path); } static const char *get_super_prefix_or_empty(void) @@ -1962,20 +1964,22 @@ int submodule_move_head(const char *path, absorb_git_dir_into_superproject(path, ABSORB_GITDIR_RECURSE_SUBMODULES); } else { - char *gitdir = xstrfmt("%s/modules/%s", - get_git_dir(), sub->name); - connect_work_tree_and_git_dir(path, gitdir, 0); - free(gitdir); + struct strbuf gitdir = STRBUF_INIT; + submodule_name_to_gitdir(&gitdir, the_repository, + sub->name); + connect_work_tree_and_git_dir(path, gitdir.buf, 0); + strbuf_release(&gitdir); /* make sure the index is clean as well */ submodule_reset_index(path); } if (old_head && (flags & SUBMODULE_MOVE_HEAD_FORCE)) { - char *gitdir = xstrfmt("%s/modules/%s", - get_git_dir(), sub->name); - connect_work_tree_and_git_dir(path, gitdir, 1); - free(gitdir); + struct strbuf gitdir = STRBUF_INIT; + submodule_name_to_gitdir(&gitdir, the_repository, + sub->name); + connect_work_tree_and_git_dir(path, gitdir.buf, 1); + strbuf_release(&gitdir); } } @@ -2090,7 +2094,7 @@ int validate_submodule_git_dir(char *git_dir, const char *submodule_name) static void relocate_single_git_dir_into_superproject(const char *path) { char *old_git_dir = NULL, *real_old_git_dir = NULL, *real_new_git_dir = NULL; - char *new_git_dir; + struct strbuf new_gitdir = STRBUF_INIT; const struct submodule *sub; if (submodule_uses_worktrees(path)) @@ -2108,14 +2112,13 @@ static void relocate_single_git_dir_into_superproject(const char *path) if (!sub) die(_("could not lookup name for submodule '%s'"), path); - new_git_dir = git_pathdup("modules/%s", sub->name); - if (validate_submodule_git_dir(new_git_dir, sub->name) < 0) + submodule_name_to_gitdir(&new_gitdir, the_repository, sub->name); + if (validate_submodule_git_dir(new_gitdir.buf, sub->name) < 0) die(_("refusing to move '%s' into an existing git dir"), real_old_git_dir); - if (safe_create_leading_directories_const(new_git_dir) < 0) - die(_("could not create directory '%s'"), new_git_dir); - real_new_git_dir = real_pathdup(new_git_dir, 1); - free(new_git_dir); + if (safe_create_leading_directories_const(new_gitdir.buf) < 0) + die(_("could not create directory '%s'"), new_gitdir.buf); + real_new_git_dir = real_pathdup(new_gitdir.buf, 1); fprintf(stderr, _("Migrating git directory of '%s%s' from\n'%s' to\n'%s'\n"), get_super_prefix_or_empty(), path, @@ -2126,6 +2129,7 @@ static void relocate_single_git_dir_into_superproject(const char *path) free(old_git_dir); free(real_old_git_dir); free(real_new_git_dir); + strbuf_release(&new_gitdir); } /* @@ -2145,6 +2149,7 @@ void absorb_git_dir_into_superproject(const char *path, /* Not populated? */ if (!sub_git_dir) { const struct submodule *sub; + struct strbuf sub_gitdir = STRBUF_INIT; if (err_code == READ_GITFILE_ERR_STAT_FAILED) { /* unpopulated as expected */ @@ -2166,8 +2171,9 @@ void absorb_git_dir_into_superproject(const char *path, sub = submodule_from_path(the_repository, null_oid(), path); if (!sub) die(_("could not lookup name for submodule '%s'"), path); - connect_work_tree_and_git_dir(path, - git_path("modules/%s", sub->name), 0); + submodule_name_to_gitdir(&sub_gitdir, the_repository, sub->name); + connect_work_tree_and_git_dir(path, sub_gitdir.buf, 0); + strbuf_release(&sub_gitdir); } else { /* Is it already absorbed into the superprojects git dir? */ char *real_sub_git_dir = real_pathdup(sub_git_dir, 1); @@ -2318,9 +2324,36 @@ int submodule_to_gitdir(struct strbuf *buf, const char *submodule) goto cleanup; } strbuf_reset(buf); - strbuf_git_path(buf, "%s/%s", "modules", sub->name); + submodule_name_to_gitdir(buf, the_repository, sub->name); } cleanup: return ret; } + +void submodule_name_to_gitdir(struct strbuf *buf, struct repository *r, + const char *submodule_name) +{ + /* + * NEEDSWORK: The current way of mapping a submodule's name to + * its location in .git/modules/ has problems with some naming + * schemes. For example, if a submodule is named "foo" and + * another is named "foo/bar" (whether present in the same + * superproject commit or not - the problem will arise if both + * superproject commits have been checked out at any point in + * time), or if two submodule names only have different cases in + * a case-insensitive filesystem. + * + * There are several solutions, including encoding the path in + * some way, introducing a submodule.<name>.gitdir config in + * .git/config (not .gitmodules) that allows overriding what the + * gitdir of a submodule would be (and teach Git, upon noticing + * a clash, to automatically determine a non-clashing name and + * to write such a config), or introducing a + * submodule.<name>.gitdir config in .gitmodules that repo + * administrators can explicitly set. Nothing has been decided, + * so for now, just append the name at the end of the path. + */ + strbuf_repo_git_path(buf, r, "modules/"); + strbuf_addstr(buf, submodule_name); +} |