emacs-29 2550e8bb0b0: Fix mule-tests under en_US.UTF-8 locale

[Eli Zaretskii]

branch: emacs-29
commit 2550e8bb0b03ee1c2c7a17d56c9f578bbbf1a9da
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    Fix mule-tests under en_US.UTF-8 locale
    
    * test/lisp/international/mule-tests.el (sgml-html-meta-utf-8):
    Accept also utf-8-unix/dos/whatever.  (Bug#61534)
    
    * lisp/international/mule.el
    (sgml-html-meta-auto-coding-function): Fix comparison when
    buffer-file-coding-system is of type 'charset'.
---
 lisp/international/mule.el            | 1 +
 test/lisp/international/mule-tests.el | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/lisp/international/mule.el b/lisp/international/mule.el
index 52019697ad7..25b90b49c8f 100644
--- a/lisp/international/mule.el
+++ b/lisp/international/mule.el
@@ -2544,6 +2544,7 @@ This function is intended to be added to 
`auto-coding-functions'."
                        ;; coding-system-equal, since it isn't a
                        ;; coding-system.  So test that up front.
                        (not (equal sym-type 'charset))
+                       (not (equal bfcs-type 'charset))
                        (coding-system-equal 'utf-8 sym-type)
                        (coding-system-equal 'utf-8 bfcs-type))
                   buffer-file-coding-system
diff --git a/test/lisp/international/mule-tests.el 
b/test/lisp/international/mule-tests.el
index 6e23d8c5421..6b76e35ae22 100644
--- a/test/lisp/international/mule-tests.el
+++ b/test/lisp/international/mule-tests.el
@@ -99,7 +99,7 @@ provide HTML fragments.  Some tests override those variables."
 
 (ert-deftest sgml-html-meta-utf-8 ()
   "Baseline: UTF-8."
-  (should (eq 'utf-8 (sgml-html-meta-run "utf-8"))))
+  (should (eq 'utf-8 (coding-system-base (sgml-html-meta-run "utf-8")))))
 
 (ert-deftest sgml-html-meta-windows-hebrew ()
   "A non-Unicode charset."