Add support for the Coptic script (bug#58330)

* lisp/language/misc-lang.el ("Coptic"): New language environment.
Add sample text and input method.
* lisp/international/fontset.el (script-representative-chars)
(setup-default-fontset): Support coptic.
* lisp/leim/quail/misc-lang.el ("coptic"): New input method.

* etc/HELLO: Add a Coptic greeting.
* etc/NEWS: Announce the new language environment.

1 files changed, 14 insertions, 0 deletions

diff --git a/lisp/language/misc-lang.el b/lisp/language/misc-lang.el
index 4a2e7838fcd..370be4b4a39 100644
--- a/lisp/language/misc-lang.el
+++ b/lisp/language/misc-lang.el
@@ -319,6 +319,20 @@ in this language environment.")))
 Ancient Gothic language using the Gothic script is supported in this
 language environment.")))
 
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Coptic
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(set-language-info-alist
+ "Coptic" '((charset unicode)
+            (coding-system utf-8)
+            (coding-priority utf-8)
+            (input-method . "coptic")
+            (sample-text . "Coptic (ⲘⲉⲧⲢⲉⲙ̀ⲛⲭⲏⲙⲓ)        Ⲛⲟⲩϥⲣⲓ")
+            (documentation . "\
+Coptic language using the Coptic script is supported in this
+language environment.")))
+
 (provide 'misc-lang)
 
 ;;; misc-lang.el ends here