mchar_map_charset -

       Copyright (C) 2001 Information-technology Promotion Agency (IPA)
       Copyright (C) 2001-2011 National Institute of Advanced Industrial Science and Technology (AIST)
       Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free
       Documentation License <http://www.gnu.org/licenses/fdl.html>.

Version 1.8.4                                    Mon Sep 25 2023                        mchar_map_charset(3m17n)

       Call a function for all the characters in a specified charset. The mcharset_map_chars() function calls
       func for all the characters in the charset named charset_name. A call is done for a chunk of consecutive
       characters rather than character by character.

       func receives three arguments: from, to, and arg.  from and to specify the range of character codes in
       charset.  arg is the same as func_arg.

           MERROR_CHARSET

       mchar_map_charset -

           If the operation was successful, mcharset_map_chars() returns 0. Otherwise, it returns -1 and assigns
           an error code to the external variable merror_code.

       int mchar_map_charset (MSymbol charset_name, void(*)(int from, int to, void *arg) func, void * func_arg)