I wrote:
> gb18030_to_utf8.map utf8_to_gb18030.map
> Could not find the reference file gb-18030-2000.xml, whose origin is
> unstated anyway.
Ah, scratch that complaint; digging in our git history turned up the
origin of that file, so I double-checked it and then updated the script
with a comment. We're good on that conversion ... but the other ones
still have problems.
regards, tom lane