worktree: disallow adding same path multiple times

diff --git a/wt-status.c b/wt-status.c
index d1c05145a4bded06a7fccc60543193d2f5181953..5ffab61015da908ed36b7ca6455f53fd42f1e292 100644 (file)
--- a/wt-status.c
+++ b/wt-status.c
@@ -647,7 +647,7 @@ static void wt_status_collect_changes_initial(struct wt_status *s)
                struct wt_status_change_data *d;
                const struct cache_entry *ce = active_cache[i];
 
-               if (!ce_path_match(ce, &s->pathspec, NULL))
+               if (!ce_path_match(&the_index, ce, &s->pathspec, NULL))
                        continue;
                if (ce_intent_to_add(ce))
                        continue;
@@ -703,7 +703,7 @@ static void wt_status_collect_untracked(struct wt_status *s)
        for (i = 0; i < dir.nr; i++) {
                struct dir_entry *ent = dir.entries[i];
                if (cache_name_is_other(ent->name, ent->len) &&
-                   dir_path_match(ent, &s->pathspec, 0, NULL))
+                   dir_path_match(&the_index, ent, &s->pathspec, 0, NULL))
                        string_list_insert(&s->untracked, ent->name);
                free(ent);
        }
@@ -711,7 +711,7 @@ static void wt_status_collect_untracked(struct wt_status *s)
        for (i = 0; i < dir.ignored_nr; i++) {
                struct dir_entry *ent = dir.ignored[i];
                if (cache_name_is_other(ent->name, ent->len) &&
-                   dir_path_match(ent, &s->pathspec, 0, NULL))
+                   dir_path_match(&the_index, ent, &s->pathspec, 0, NULL))
                        string_list_insert(&s->ignored, ent->name);
                free(ent);
        }
@@ -1317,7 +1317,7 @@ static void show_rebase_in_progress(struct wt_status *s,
                        status_printf_ln(s, color,
                                _("  (use \"git rebase --abort\" to check out the original branch)"));
                }
-       } else if (state->rebase_in_progress || !stat(git_path_merge_msg(), &st)) {
+       } else if (state->rebase_in_progress || !stat(git_path_merge_msg(the_repository), &st)) {
                print_rebase_state(s, state, color);
                if (s->hints)
                        status_printf_ln(s, color,
@@ -1489,7 +1489,7 @@ static void wt_status_get_detached_from(struct wt_status_state *state)
            /* sha1 is a commit? match without further lookup */
            (!oidcmp(&cb.noid, &oid) ||
             /* perhaps sha1 is a tag, try to dereference to a commit */
-            ((commit = lookup_commit_reference_gently(&oid, 1)) != NULL &&
+            ((commit = lookup_commit_reference_gently(the_repository, &oid, 1)) != NULL &&
              !oidcmp(&cb.noid, &commit->object.oid)))) {
                const char *from = ref;
                if (!skip_prefix(from, "refs/tags/", &from))
@@ -1552,17 +1552,17 @@ void wt_status_get_state(struct wt_status_state *state,
        struct stat st;
        struct object_id oid;
 
-       if (!stat(git_path_merge_head(), &st)) {
+       if (!stat(git_path_merge_head(the_repository), &st)) {
                state->merge_in_progress = 1;
        } else if (wt_status_check_rebase(NULL, state)) {
                ;               /* all set */
-       } else if (!stat(git_path_cherry_pick_head(), &st) &&
+       } else if (!stat(git_path_cherry_pick_head(the_repository), &st) &&
                        !get_oid("CHERRY_PICK_HEAD", &oid)) {
                state->cherry_pick_in_progress = 1;
                oidcpy(&state->cherry_pick_head_oid, &oid);
        }
        wt_status_check_bisect(NULL, state);
-       if (!stat(git_path_revert_head(), &st) &&
+       if (!stat(git_path_revert_head(the_repository), &st) &&
            !get_oid("REVERT_HEAD", &oid)) {
                state->revert_in_progress = 1;
                oidcpy(&state->revert_head_oid, &oid);
@@ -2340,7 +2340,17 @@ int has_uncommitted_changes(int ignore_submodules)
        if (ignore_submodules)
                rev_info.diffopt.flags.ignore_submodules = 1;
        rev_info.diffopt.flags.quick = 1;
+
        add_head_to_pending(&rev_info);
+       if (!rev_info.pending.nr) {
+               /*
+                * We have no head (or it's corrupt); use the empty tree,
+                * which will complain if the index is non-empty.
+                */
+               struct tree *tree = lookup_tree(the_repository, the_hash_algo->empty_tree);
+               add_pending_object(&rev_info, &tree->object, "");
+       }
+
        diff_setup_done(&rev_info.diffopt);
        result = run_diff_index(&rev_info, 1);
        return diff_result_code(&rev_info.diffopt, result);