// -*- C++ -*- // // This file was generated by CLI, a command line interface // compiler for C++. // // Begin prologue. // #include <libbuild2/build/script/types-parsers.hxx> // // End prologue. #include <libbuild2/build/script/builtin-options.hxx> #include <map> #include <set> #include <string> #include <vector> #include <utility> #include <ostream> #include <sstream> namespace build2 { namespace build { namespace script { namespace cli { // unknown_option // unknown_option:: ~unknown_option () throw () { } void unknown_option:: print (::std::ostream& os) const { os << "unknown option '" << option ().c_str () << "'"; } const char* unknown_option:: what () const throw () { return "unknown option"; } // unknown_argument // unknown_argument:: ~unknown_argument () throw () { } void unknown_argument:: print (::std::ostream& os) const { os << "unknown argument '" << argument ().c_str () << "'"; } const char* unknown_argument:: what () const throw () { return "unknown argument"; } // missing_value // missing_value:: ~missing_value () throw () { } void missing_value:: print (::std::ostream& os) const { os << "missing value for option '" << option ().c_str () << "'"; } const char* missing_value:: what () const throw () { return "missing option value"; } // invalid_value // invalid_value:: ~invalid_value () throw () { } void invalid_value:: print (::std::ostream& os) const { os << "invalid value '" << value ().c_str () << "' for option '" << option ().c_str () << "'"; if (!message ().empty ()) os << ": " << message ().c_str (); } const char* invalid_value:: what () const throw () { return "invalid option value"; } // eos_reached // void eos_reached:: print (::std::ostream& os) const { os << what (); } const char* eos_reached:: what () const throw () { return "end of argument stream reached"; } // scanner // scanner:: ~scanner () { } // argv_scanner // bool argv_scanner:: more () { return i_ < argc_; } const char* argv_scanner:: peek () { if (i_ < argc_) return argv_[i_]; else throw eos_reached (); } const char* argv_scanner:: next () { if (i_ < argc_) { const char* r (argv_[i_]); if (erase_) { for (int i (i_ + 1); i < argc_; ++i) argv_[i - 1] = argv_[i]; --argc_; argv_[argc_] = 0; } else ++i_; ++start_position_; return r; } else throw eos_reached (); } void argv_scanner:: skip () { if (i_ < argc_) { ++i_; ++start_position_; } else throw eos_reached (); } std::size_t argv_scanner:: position () { return start_position_; } // vector_scanner // bool vector_scanner:: more () { return i_ < v_.size (); } const char* vector_scanner:: peek () { if (i_ < v_.size ()) return v_[i_].c_str (); else throw eos_reached (); } const char* vector_scanner:: next () { if (i_ < v_.size ()) return v_[i_++].c_str (); else throw eos_reached (); } void vector_scanner:: skip () { if (i_ < v_.size ()) ++i_; else throw eos_reached (); } std::size_t vector_scanner:: position () { return start_position_ + i_; } template <typename X> struct parser { static void parse (X& x, bool& xs, scanner& s) { using namespace std; const char* o (s.next ()); if (s.more ()) { string v (s.next ()); istringstream is (v); if (!(is >> x && is.peek () == istringstream::traits_type::eof ())) throw invalid_value (o, v); } else throw missing_value (o); xs = true; } }; template <> struct parser<bool> { static void parse (bool& x, scanner& s) { s.next (); x = true; } }; template <> struct parser<std::string> { static void parse (std::string& x, bool& xs, scanner& s) { const char* o (s.next ()); if (s.more ()) x = s.next (); else throw missing_value (o); xs = true; } }; template <typename X> struct parser<std::pair<X, std::size_t> > { static void parse (std::pair<X, std::size_t>& x, bool& xs, scanner& s) { x.second = s.position (); parser<X>::parse (x.first, xs, s); } }; template <typename X> struct parser<std::vector<X> > { static void parse (std::vector<X>& c, bool& xs, scanner& s) { X x; bool dummy; parser<X>::parse (x, dummy, s); c.push_back (x); xs = true; } }; template <typename X, typename C> struct parser<std::set<X, C> > { static void parse (std::set<X, C>& c, bool& xs, scanner& s) { X x; bool dummy; parser<X>::parse (x, dummy, s); c.insert (x); xs = true; } }; template <typename K, typename V, typename C> struct parser<std::map<K, V, C> > { static void parse (std::map<K, V, C>& m, bool& xs, scanner& s) { const char* o (s.next ()); if (s.more ()) { std::size_t pos (s.position ()); std::string ov (s.next ()); std::string::size_type p = ov.find ('='); K k = K (); V v = V (); std::string kstr (ov, 0, p); std::string vstr (ov, (p != std::string::npos ? p + 1 : ov.size ())); int ac (2); char* av[] = { const_cast<char*> (o), 0 }; bool dummy; if (!kstr.empty ()) { av[1] = const_cast<char*> (kstr.c_str ()); argv_scanner s (0, ac, av, false, pos); parser<K>::parse (k, dummy, s); } if (!vstr.empty ()) { av[1] = const_cast<char*> (vstr.c_str ()); argv_scanner s (0, ac, av, false, pos); parser<V>::parse (v, dummy, s); } m[k] = v; } else throw missing_value (o); xs = true; } }; template <typename X, typename T, T X::*M> void thunk (X& x, scanner& s) { parser<T>::parse (x.*M, s); } template <typename X, typename T, T X::*M, bool X::*S> void thunk (X& x, scanner& s) { parser<T>::parse (x.*M, x.*S, s); } } } } } #include <map> #include <cstring> namespace build2 { namespace build { namespace script { // depdb_dyndep_options // depdb_dyndep_options:: depdb_dyndep_options () : file_ (), file_specified_ (false), format_ (), format_specified_ (false), what_ (), what_specified_ (false), include_path_ (), include_path_specified_ (false), default_type_ (), default_type_specified_ (false), adhoc_ (), cwd_ (), cwd_specified_ (false), drop_cycles_ () { } bool depdb_dyndep_options:: parse (int& argc, char** argv, bool erase, ::build2::build::script::cli::unknown_mode opt, ::build2::build::script::cli::unknown_mode arg) { ::build2::build::script::cli::argv_scanner s (argc, argv, erase); bool r = _parse (s, opt, arg); return r; } bool depdb_dyndep_options:: parse (int start, int& argc, char** argv, bool erase, ::build2::build::script::cli::unknown_mode opt, ::build2::build::script::cli::unknown_mode arg) { ::build2::build::script::cli::argv_scanner s (start, argc, argv, erase); bool r = _parse (s, opt, arg); return r; } bool depdb_dyndep_options:: parse (int& argc, char** argv, int& end, bool erase, ::build2::build::script::cli::unknown_mode opt, ::build2::build::script::cli::unknown_mode arg) { ::build2::build::script::cli::argv_scanner s (argc, argv, erase); bool r = _parse (s, opt, arg); end = s.end (); return r; } bool depdb_dyndep_options:: parse (int start, int& argc, char** argv, int& end, bool erase, ::build2::build::script::cli::unknown_mode opt, ::build2::build::script::cli::unknown_mode arg) { ::build2::build::script::cli::argv_scanner s (start, argc, argv, erase); bool r = _parse (s, opt, arg); end = s.end (); return r; } bool depdb_dyndep_options:: parse (::build2::build::script::cli::scanner& s, ::build2::build::script::cli::unknown_mode opt, ::build2::build::script::cli::unknown_mode arg) { bool r = _parse (s, opt, arg); return r; } typedef std::map<std::string, void (*) (depdb_dyndep_options&, ::build2::build::script::cli::scanner&)> _cli_depdb_dyndep_options_map; static _cli_depdb_dyndep_options_map _cli_depdb_dyndep_options_map_; struct _cli_depdb_dyndep_options_map_init { _cli_depdb_dyndep_options_map_init () { _cli_depdb_dyndep_options_map_["--file"] = &::build2::build::script::cli::thunk< depdb_dyndep_options, path, &depdb_dyndep_options::file_, &depdb_dyndep_options::file_specified_ >; _cli_depdb_dyndep_options_map_["--format"] = &::build2::build::script::cli::thunk< depdb_dyndep_options, string, &depdb_dyndep_options::format_, &depdb_dyndep_options::format_specified_ >; _cli_depdb_dyndep_options_map_["--what"] = &::build2::build::script::cli::thunk< depdb_dyndep_options, string, &depdb_dyndep_options::what_, &depdb_dyndep_options::what_specified_ >; _cli_depdb_dyndep_options_map_["--include-path"] = &::build2::build::script::cli::thunk< depdb_dyndep_options, dir_paths, &depdb_dyndep_options::include_path_, &depdb_dyndep_options::include_path_specified_ >; _cli_depdb_dyndep_options_map_["-I"] = &::build2::build::script::cli::thunk< depdb_dyndep_options, dir_paths, &depdb_dyndep_options::include_path_, &depdb_dyndep_options::include_path_specified_ >; _cli_depdb_dyndep_options_map_["--default-type"] = &::build2::build::script::cli::thunk< depdb_dyndep_options, string, &depdb_dyndep_options::default_type_, &depdb_dyndep_options::default_type_specified_ >; _cli_depdb_dyndep_options_map_["--adhoc"] = &::build2::build::script::cli::thunk< depdb_dyndep_options, bool, &depdb_dyndep_options::adhoc_ >; _cli_depdb_dyndep_options_map_["--cwd"] = &::build2::build::script::cli::thunk< depdb_dyndep_options, dir_path, &depdb_dyndep_options::cwd_, &depdb_dyndep_options::cwd_specified_ >; _cli_depdb_dyndep_options_map_["--drop-cycles"] = &::build2::build::script::cli::thunk< depdb_dyndep_options, bool, &depdb_dyndep_options::drop_cycles_ >; } }; static _cli_depdb_dyndep_options_map_init _cli_depdb_dyndep_options_map_init_; bool depdb_dyndep_options:: _parse (const char* o, ::build2::build::script::cli::scanner& s) { _cli_depdb_dyndep_options_map::const_iterator i (_cli_depdb_dyndep_options_map_.find (o)); if (i != _cli_depdb_dyndep_options_map_.end ()) { (*(i->second)) (*this, s); return true; } return false; } bool depdb_dyndep_options:: _parse (::build2::build::script::cli::scanner& s, ::build2::build::script::cli::unknown_mode opt_mode, ::build2::build::script::cli::unknown_mode arg_mode) { // Can't skip combined flags (--no-combined-flags). // assert (opt_mode != ::build2::build::script::cli::unknown_mode::skip); bool r = false; bool opt = true; while (s.more ()) { const char* o = s.peek (); if (std::strcmp (o, "--") == 0) { opt = false; s.skip (); r = true; continue; } if (opt) { if (_parse (o, s)) { r = true; continue; } if (std::strncmp (o, "-", 1) == 0 && o[1] != '\0') { // Handle combined option values. // std::string co; if (const char* v = std::strchr (o, '=')) { co.assign (o, 0, v - o); ++v; int ac (2); char* av[] = { const_cast<char*> (co.c_str ()), const_cast<char*> (v) }; ::build2::build::script::cli::argv_scanner ns (0, ac, av); if (_parse (co.c_str (), ns)) { // Parsed the option but not its value? // if (ns.end () != 2) throw ::build2::build::script::cli::invalid_value (co, v); s.next (); r = true; continue; } else { // Set the unknown option and fall through. // o = co.c_str (); } } // Handle combined flags. // char cf[3]; { const char* p = o + 1; for (; *p != '\0'; ++p) { if (!((*p >= 'a' && *p <= 'z') || (*p >= 'A' && *p <= 'Z') || (*p >= '0' && *p <= '9'))) break; } if (*p == '\0') { for (p = o + 1; *p != '\0'; ++p) { std::strcpy (cf, "-"); cf[1] = *p; cf[2] = '\0'; int ac (1); char* av[] = { cf }; ::build2::build::script::cli::argv_scanner ns (0, ac, av); if (!_parse (cf, ns)) break; } if (*p == '\0') { // All handled. // s.next (); r = true; continue; } else { // Set the unknown option and fall through. // o = cf; } } } switch (opt_mode) { case ::build2::build::script::cli::unknown_mode::skip: { s.skip (); r = true; continue; } case ::build2::build::script::cli::unknown_mode::stop: { break; } case ::build2::build::script::cli::unknown_mode::fail: { throw ::build2::build::script::cli::unknown_option (o); } } break; } } switch (arg_mode) { case ::build2::build::script::cli::unknown_mode::skip: { s.skip (); r = true; continue; } case ::build2::build::script::cli::unknown_mode::stop: { break; } case ::build2::build::script::cli::unknown_mode::fail: { throw ::build2::build::script::cli::unknown_argument (o); } } break; } return r; } } } } // Begin epilogue. // // // End epilogue.