bsw@2: function format.wiki_text(wiki_text)
bsw@2:   local html, errmsg, exitcode = assert(
bsw@2:     os.pfilter(wiki_text, config.wiki_parser_executeable)
bsw@2:   )
bsw@2:   if exitcode > 0 then
bsw@2:     error("Wiki parser process returned with error code " .. tostring(exitcode))
bsw@2:   elseif exitcode < 0 then
bsw@2:     error("Wiki parser process was terminated by signal " .. tostring(-exitcode))
bsw@2:   end
bsw@2:   return html
bsw@2: end