Define coding-system `gb2312-dos', `gb2312-mac' and `gb2312-unix' if

it is not found.

diff --git a/poem-xm.el b/poem-xm.el
index e1e7bfb..db7bd5b 100644 (file)
--- a/poem-xm.el
+++ b/poem-xm.el
@@ -64,6 +64,13 @@
        mnemonic "ISO7/SS2"
        eol-type nil)))
 
+(or (find-coding-system 'gb2312-dos)
+    (copy-coding-system 'cn-gb-2312-dos 'gb2312-dos))
+(or (find-coding-system 'gb2312-mac)
+    (copy-coding-system 'cn-gb-2312-mac 'gb2312-mac))
+(or (find-coding-system 'gb2312-unix)
+    (copy-coding-system 'cn-gb-2312-unix 'gb2312-unix))
+
 (or (find-coding-system 'euc-kr-dos)
     (make-coding-system
      'euc-kr 'iso2022