(Fmake_coding_system): Add document about `disable-composition'

property.

diff --git a/src/text-coding.c b/src/text-coding.c
index c9b258a..3e1cb81 100644 (file)
--- a/src/text-coding.c
+++ b/src/text-coding.c
@@ -789,6 +789,10 @@ character set.  Recognized properties are:
                converted to nil when stored internally, and
                `coding-system-property' will return nil.)
 
+'disable-composition
+     If non-nil, composition/decomposition for combining characters
+     are disabled.
+
 'post-read-conversion
      Function called after a file has been read in, to perform the
      decoding.  Called with two arguments, BEG and END, denoting