+ static regex const reg1("(.*)(basicstyle=\\{)([^\\}]*)(\\\\ttfamily)([^\\}]*)(\\})(.*)");
+ static regex const reg2("(.*)(basicstyle=\\{)([^\\}]*)(\\\\rmfamily)([^\\}]*)(\\})(.*)");
+ static regex const reg3("(.*)(basicstyle=\\{)([^\\}]*)(\\\\sffamily)([^\\}]*)(\\})(.*)");
+ if (runparams.use_polyglossia && runparams.local_font->isRightToLeft()) {
+ // We need to use the *latin switches (#11554)
+ smatch sub;
+ if (regex_match(param_string, sub, reg1))
+ param_string = sub.str(1) + sub.str(2) + sub.str(3) + sub.str(4)
+ + "latin" + sub.str(5) + sub.str(6) + sub.str(7);
+ if (regex_match(param_string, sub, reg2))
+ param_string = sub.str(1) + sub.str(2) + sub.str(3) + sub.str(4)
+ + "latin" + sub.str(5) + sub.str(6) + sub.str(7);
+ if (regex_match(param_string, sub, reg3))
+ param_string = sub.str(1) + sub.str(2) + sub.str(3) + sub.str(4)
+ + "latin" + sub.str(5) + sub.str(6) + sub.str(7);
+ }