Method appendTokens

externals/simplecpp/simplecpp.cpp:1885–1922

        }

        const Token *appendTokens(TokenList &tokens,
                                  const Location &rawloc,
                                  const Token * const lpar,
                                  const MacroMap &macros,
                                  const std::set<TokenString> &expandedmacros,
                                  const std::vector<const Token*> &parametertokens) const {
            if (!lpar || lpar->op != '(')
                return nullptr;
            unsigned int par = 0;
            const Token *tok = lpar;
            while (sameline(lpar, tok)) {
                if (tok->op == '#' && sameline(tok,tok->next) && tok->next->op == '#' && sameline(tok,tok->next->next)) {
                    // A##B => AB
                    tok = expandHashHash(tokens, rawloc, tok, macros, expandedmacros, parametertokens, false);
                } else if (tok->op == '#' && sameline(tok, tok->next) && tok->next->op != '#') {
                    tok = expandHash(tokens, rawloc, tok, expandedmacros, parametertokens);
                } else {
                    if (!expandArg(tokens, tok, rawloc, macros, expandedmacros, parametertokens)) {
                        tokens.push_back(new Token(*tok));
                        if (tok->macro.empty() && (par > 0 || tok->str() != "("))
                            tokens.back()->macro = name();
                    }

                    if (tok->op == '(') {
                        ++par;
                    }
                    else if (tok->op == ')') {
                        --par;
                        if (par == 0U)
                            break;
                    }
                    tok = tok->next;
                }
            }
            for (Token *tok2 = tokens.front(); tok2; tok2 = tok2->next)
                tok2->location = lpar->location;
            return sameline(lpar,tok) ? tok : nullptr;
        }

        const Token * expand(TokenList & output, const Location &loc, const Token * const nameTokInst, const MacroMap &macros, std::set<TokenString> expandedmacros) const {
            expandedmacros.insert(nameTokInst->str());