Fix encoding of characters when using GB18030 fonts

* lisp/international/fontset.el (font-encoding-alist): Fix the
GB18030 entry to encode characters correctly when passing them to
the xfont back-end.  (Bug#31315)  See also
http://lists.gnu.org/archive/html/emacs-devel/2008-01/msg00754.html.

1 files changed, 4 insertions, 1 deletions

diff --git a/lisp/international/fontset.el b/lisp/international/fontset.el
index 4a7b7547919..0b6dfcabd81 100644
--- a/lisp/international/fontset.el
+++ b/lisp/international/fontset.el
@@ -53,7 +53,10 @@
         ("ascii-0$" . ascii)
         ("gb2312.1980" . chinese-gb2312)
         ("gbk" . chinese-gbk)
-        ("gb18030" . (unicode . nil))
+        ;; GB18030 needs the characters encoded by gb18030, but a
+        ;; gb18030 font doesn't necessarily support all of the GB18030
+        ;; characters.
+        ("gb18030" . (gb18030 . unicode))
         ("jisx0208.1978" . japanese-jisx0208-1978)
         ("jisx0208" . japanese-jisx0208)
         ("jisx0201" . jisx0201)