vc-hg-dir-status-files: Fix when DIR is not repository root

* lisp/vc/vc-hg.el (vc-hg-dir-status-files):
Make sure it works correctly in a subdirectory of the repo root.
Bind default-directory to DIR and add 're: -I .' to the arguments
(bug#39380).

diff --git a/lisp/vc/vc-hg.el b/lisp/vc/vc-hg.el
index c9a2cb412e906917a6b8e6406a5ccfcb743dc7f8..a91e1f5ad6c327c0bbe0364ea95daeefce0c2360 100644 (file)
--- a/lisp/vc/vc-hg.el
+++ b/lisp/vc/vc-hg.el
@@ -1352,14 +1352,14 @@ REV is the revision to check out into WORKFILE."
 ;; Follows vc-exec-after.
 (declare-function vc-set-async-update "vc-dispatcher" (process-buffer))
 
-(defun vc-hg-dir-status-files (_dir files update-function)
+(defun vc-hg-dir-status-files (dir files update-function)
   ;; XXX: We can't pass DIR directly to 'hg status' because that
   ;; returns all ignored files if FILES is non-nil (bug#22481).
-  ;; If honoring DIR ever becomes important, try using '-I DIR/'.
-  (vc-hg-command (current-buffer) 'async files
-                 "status"
-                 (concat "-mardu" (if files "i"))
-                 "-C")
+  (let ((default-directory dir))
+    (vc-hg-command (current-buffer) 'async files
+                   "status" "re:" "-I" "."
+                   (concat "-mardu" (if files "i"))
+                   "-C"))
   (vc-run-delayed
     (vc-hg-after-dir-status update-function)))