diff options
Diffstat (limited to 'bdep/bdep-options.cxx')
| -rw-r--r-- | bdep/bdep-options.cxx | 1711 |
1 files changed, 1711 insertions, 0 deletions
diff --git a/bdep/bdep-options.cxx b/bdep/bdep-options.cxx new file mode 100644 index 0000000..e6e0a73 --- /dev/null +++ b/bdep/bdep-options.cxx @@ -0,0 +1,1711 @@ +// -*- C++ -*- +// +// This file was generated by CLI, a command line interface +// compiler for C++. +// + +// Begin prologue. +// +#include <bdep/types-parsers.hxx> +// +// End prologue. + +#include <bdep/bdep-options.hxx> + +#include <map> +#include <set> +#include <string> +#include <vector> +#include <utility> +#include <ostream> +#include <sstream> +#include <cstring> + +namespace bdep +{ + namespace cli + { + 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; + } + + static void + merge (X& b, const X& a) + { + b = a; + } + }; + + template <> + struct parser<bool> + { + static void + parse (bool& x, bool& xs, scanner& s) + { + const char* o (s.next ()); + + if (s.more ()) + { + const char* v (s.next ()); + + if (std::strcmp (v, "1") == 0 || + std::strcmp (v, "true") == 0 || + std::strcmp (v, "TRUE") == 0 || + std::strcmp (v, "True") == 0) + x = true; + else if (std::strcmp (v, "0") == 0 || + std::strcmp (v, "false") == 0 || + std::strcmp (v, "FALSE") == 0 || + std::strcmp (v, "False") == 0) + x = false; + else + throw invalid_value (o, v); + } + else + throw missing_value (o); + + xs = true; + } + + static void + merge (bool& b, const bool&) + { + b = 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; + } + + static void + merge (std::string& b, const std::string& a) + { + b = a; + } + }; + + 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); + } + + static void + merge (std::pair<X, std::size_t>& b, const std::pair<X, std::size_t>& a) + { + b = a; + } + }; + + 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; + } + + static void + merge (std::vector<X>& b, const std::vector<X>& a) + { + b.insert (b.end (), a.begin (), a.end ()); + } + }; + + 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; + } + + static void + merge (std::set<X, C>& b, const std::set<X, C>& a) + { + b.insert (a.begin (), a.end ()); + } + }; + + 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; + } + + static void + merge (std::map<K, V, C>& b, const std::map<K, V, C>& a) + { + for (typename std::map<K, V, C>::const_iterator i (a.begin ()); + i != a.end (); + ++i) + b[i->first] = i->second; + } + }; + + template <typename K, typename V, typename C> + struct parser<std::multimap<K, V, C> > + { + static void + parse (std::multimap<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.insert (typename std::multimap<K, V, C>::value_type (k, v)); + } + else + throw missing_value (o); + + xs = true; + } + + static void + merge (std::multimap<K, V, C>& b, const std::multimap<K, V, C>& a) + { + for (typename std::multimap<K, V, C>::const_iterator i (a.begin ()); + i != a.end (); + ++i) + b.insert (typename std::multimap<K, V, C>::value_type (i->first, + i->second)); + } + }; + + template <typename X, typename T, T X::*M> + void + thunk (X& x, scanner& s) + { + parser<T>::parse (x.*M, s); + } + + template <typename X, bool X::*M> + void + thunk (X& x, scanner& s) + { + s.next (); + x.*M = true; + } + + 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> + +namespace bdep +{ + // commands + // + + commands:: + commands () + : help_ (), + new__ (), + init_ (), + sync_ (), + fetch_ (), + status_ (), + ci_ (), + release_ (), + publish_ (), + deinit_ (), + config_ (), + test_ (), + update_ (), + clean_ () + { + } + + bool commands:: + parse (int& argc, + char** argv, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (argc, argv, erase); + bool r = _parse (s, opt, arg); + return r; + } + + bool commands:: + parse (int start, + int& argc, + char** argv, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (start, argc, argv, erase); + bool r = _parse (s, opt, arg); + return r; + } + + bool commands:: + parse (int& argc, + char** argv, + int& end, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (argc, argv, erase); + bool r = _parse (s, opt, arg); + end = s.end (); + return r; + } + + bool commands:: + parse (int start, + int& argc, + char** argv, + int& end, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (start, argc, argv, erase); + bool r = _parse (s, opt, arg); + end = s.end (); + return r; + } + + bool commands:: + parse (::bdep::cli::scanner& s, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + bool r = _parse (s, opt, arg); + return r; + } + + void commands:: + merge (const commands& a) + { + CLI_POTENTIALLY_UNUSED (a); + + if (a.help_) + { + ::bdep::cli::parser< bool>::merge ( + this->help_, a.help_); + } + + if (a.new__) + { + ::bdep::cli::parser< bool>::merge ( + this->new__, a.new__); + } + + if (a.init_) + { + ::bdep::cli::parser< bool>::merge ( + this->init_, a.init_); + } + + if (a.sync_) + { + ::bdep::cli::parser< bool>::merge ( + this->sync_, a.sync_); + } + + if (a.fetch_) + { + ::bdep::cli::parser< bool>::merge ( + this->fetch_, a.fetch_); + } + + if (a.status_) + { + ::bdep::cli::parser< bool>::merge ( + this->status_, a.status_); + } + + if (a.ci_) + { + ::bdep::cli::parser< bool>::merge ( + this->ci_, a.ci_); + } + + if (a.release_) + { + ::bdep::cli::parser< bool>::merge ( + this->release_, a.release_); + } + + if (a.publish_) + { + ::bdep::cli::parser< bool>::merge ( + this->publish_, a.publish_); + } + + if (a.deinit_) + { + ::bdep::cli::parser< bool>::merge ( + this->deinit_, a.deinit_); + } + + if (a.config_) + { + ::bdep::cli::parser< bool>::merge ( + this->config_, a.config_); + } + + if (a.test_) + { + ::bdep::cli::parser< bool>::merge ( + this->test_, a.test_); + } + + if (a.update_) + { + ::bdep::cli::parser< bool>::merge ( + this->update_, a.update_); + } + + if (a.clean_) + { + ::bdep::cli::parser< bool>::merge ( + this->clean_, a.clean_); + } + } + + ::bdep::cli::usage_para commands:: + print_usage (::std::ostream& os, ::bdep::cli::usage_para p) + { + CLI_POTENTIALLY_UNUSED (os); + + if (p != ::bdep::cli::usage_para::none) + os << ::std::endl; + + os << "\033[1mCOMMANDS\033[0m" << ::std::endl; + + os << std::endl + << "\033[1mhelp\033[0m [\033[4mtopic\033[0m] \033[1mbdep-help(1)\033[0m -- show help for a command or help topic" << ::std::endl; + + os << "\033[1mnew\033[0m \033[1mbdep-new(1)\033[0m -- create and initialize new project" << ::std::endl; + + os << "\033[1minit\033[0m \033[1mbdep-init(1)\033[0m -- initialize project in build" << ::std::endl + << " configurations" << ::std::endl; + + os << "\033[1msync\033[0m \033[1mbdep-sync(1)\033[0m -- synchronize project and build" << ::std::endl + << " configurations" << ::std::endl; + + os << "\033[1mfetch\033[0m \033[1mbdep-fetch(1)\033[0m -- fetch list of available project" << ::std::endl + << " dependencies" << ::std::endl; + + os << "\033[1mstatus\033[0m \033[1mbdep-status(1)\033[0m -- print status of project and/or its" << ::std::endl + << " dependencies" << ::std::endl; + + os << "\033[1mci\033[0m \033[1mbdep-ci(1)\033[0m -- submit project test request to CI" << ::std::endl + << " server" << ::std::endl; + + os << "\033[1mrelease\033[0m \033[1mbdep-release(1)\033[0m -- manage project's version during" << ::std::endl + << " release" << ::std::endl; + + os << "\033[1mpublish\033[0m \033[1mbdep-publish(1)\033[0m -- publish project to archive" << ::std::endl + << " repository" << ::std::endl; + + os << "\033[1mdeinit\033[0m \033[1mbdep-deinit(1)\033[0m -- deinitialize project in build" << ::std::endl + << " configurations" << ::std::endl; + + os << "\033[1mconfig\033[0m \033[1mbdep-config(1)\033[0m -- manage project's build" << ::std::endl + << " configurations" << ::std::endl; + + os << "\033[1mtest\033[0m \033[1mbdep-test(1)\033[0m -- test project in build configurations" << ::std::endl; + + os << "\033[1mupdate\033[0m \033[1mbdep-update(1)\033[0m -- update project in build" << ::std::endl + << " configurations" << ::std::endl; + + os << "\033[1mclean\033[0m \033[1mbdep-clean(1)\033[0m -- clean project in build" << ::std::endl + << " configurations" << ::std::endl; + + p = ::bdep::cli::usage_para::option; + + return p; + } + + struct _cli_commands_desc_type: ::bdep::cli::options + { + _cli_commands_desc_type () + { + ::bdep::commands::fill (*this); + } + }; + + void commands:: + fill (::bdep::cli::options& os) + { + // help + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("help", a, true, dv); + os.push_back (o); + } + + // new + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("new", a, true, dv); + os.push_back (o); + } + + // init + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("init", a, true, dv); + os.push_back (o); + } + + // sync + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("sync", a, true, dv); + os.push_back (o); + } + + // fetch + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("fetch", a, true, dv); + os.push_back (o); + } + + // status + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("status", a, true, dv); + os.push_back (o); + } + + // ci + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("ci", a, true, dv); + os.push_back (o); + } + + // release + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("release", a, true, dv); + os.push_back (o); + } + + // publish + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("publish", a, true, dv); + os.push_back (o); + } + + // deinit + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("deinit", a, true, dv); + os.push_back (o); + } + + // config + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("config", a, true, dv); + os.push_back (o); + } + + // test + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("test", a, true, dv); + os.push_back (o); + } + + // update + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("update", a, true, dv); + os.push_back (o); + } + + // clean + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("clean", a, true, dv); + os.push_back (o); + } + } + + const ::bdep::cli::options& commands:: + description () + { + static _cli_commands_desc_type _cli_commands_desc_; + return _cli_commands_desc_; + } + + typedef + std::map<std::string, void (*) (commands&, ::bdep::cli::scanner&)> + _cli_commands_map; + + static _cli_commands_map _cli_commands_map_; + + struct _cli_commands_map_init + { + _cli_commands_map_init () + { + _cli_commands_map_["help"] = + &::bdep::cli::thunk< commands, &commands::help_ >; + _cli_commands_map_["new"] = + &::bdep::cli::thunk< commands, &commands::new__ >; + _cli_commands_map_["init"] = + &::bdep::cli::thunk< commands, &commands::init_ >; + _cli_commands_map_["sync"] = + &::bdep::cli::thunk< commands, &commands::sync_ >; + _cli_commands_map_["fetch"] = + &::bdep::cli::thunk< commands, &commands::fetch_ >; + _cli_commands_map_["status"] = + &::bdep::cli::thunk< commands, &commands::status_ >; + _cli_commands_map_["ci"] = + &::bdep::cli::thunk< commands, &commands::ci_ >; + _cli_commands_map_["release"] = + &::bdep::cli::thunk< commands, &commands::release_ >; + _cli_commands_map_["publish"] = + &::bdep::cli::thunk< commands, &commands::publish_ >; + _cli_commands_map_["deinit"] = + &::bdep::cli::thunk< commands, &commands::deinit_ >; + _cli_commands_map_["config"] = + &::bdep::cli::thunk< commands, &commands::config_ >; + _cli_commands_map_["test"] = + &::bdep::cli::thunk< commands, &commands::test_ >; + _cli_commands_map_["update"] = + &::bdep::cli::thunk< commands, &commands::update_ >; + _cli_commands_map_["clean"] = + &::bdep::cli::thunk< commands, &commands::clean_ >; + } + }; + + static _cli_commands_map_init _cli_commands_map_init_; + + bool commands:: + _parse (const char* o, ::bdep::cli::scanner& s) + { + _cli_commands_map::const_iterator i (_cli_commands_map_.find (o)); + + if (i != _cli_commands_map_.end ()) + { + (*(i->second)) (*this, s); + return true; + } + + return false; + } + + bool commands:: + _parse (::bdep::cli::scanner& s, + ::bdep::cli::unknown_mode opt_mode, + ::bdep::cli::unknown_mode arg_mode) + { + // Can't skip combined flags (--no-combined-flags). + // + assert (opt_mode != ::bdep::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; + } + + 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) + }; + + ::bdep::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 ::bdep::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 + }; + + ::bdep::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 ::bdep::cli::unknown_mode::skip: + { + s.skip (); + r = true; + continue; + } + case ::bdep::cli::unknown_mode::stop: + { + break; + } + case ::bdep::cli::unknown_mode::fail: + { + throw ::bdep::cli::unknown_option (o); + } + } + + break; + } + } + + switch (arg_mode) + { + case ::bdep::cli::unknown_mode::skip: + { + s.skip (); + r = true; + continue; + } + case ::bdep::cli::unknown_mode::stop: + { + break; + } + case ::bdep::cli::unknown_mode::fail: + { + throw ::bdep::cli::unknown_argument (o); + } + } + + break; + } + + return r; + } + + // topics + // + + topics:: + topics () + : common_options_ (), + projects_configs_ (), + default_options_files_ (), + argument_grouping_ () + { + } + + bool topics:: + parse (int& argc, + char** argv, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (argc, argv, erase); + bool r = _parse (s, opt, arg); + return r; + } + + bool topics:: + parse (int start, + int& argc, + char** argv, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (start, argc, argv, erase); + bool r = _parse (s, opt, arg); + return r; + } + + bool topics:: + parse (int& argc, + char** argv, + int& end, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (argc, argv, erase); + bool r = _parse (s, opt, arg); + end = s.end (); + return r; + } + + bool topics:: + parse (int start, + int& argc, + char** argv, + int& end, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (start, argc, argv, erase); + bool r = _parse (s, opt, arg); + end = s.end (); + return r; + } + + bool topics:: + parse (::bdep::cli::scanner& s, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + bool r = _parse (s, opt, arg); + return r; + } + + void topics:: + merge (const topics& a) + { + CLI_POTENTIALLY_UNUSED (a); + + if (a.common_options_) + { + ::bdep::cli::parser< bool>::merge ( + this->common_options_, a.common_options_); + } + + if (a.projects_configs_) + { + ::bdep::cli::parser< bool>::merge ( + this->projects_configs_, a.projects_configs_); + } + + if (a.default_options_files_) + { + ::bdep::cli::parser< bool>::merge ( + this->default_options_files_, a.default_options_files_); + } + + if (a.argument_grouping_) + { + ::bdep::cli::parser< bool>::merge ( + this->argument_grouping_, a.argument_grouping_); + } + } + + ::bdep::cli::usage_para topics:: + print_usage (::std::ostream& os, ::bdep::cli::usage_para p) + { + CLI_POTENTIALLY_UNUSED (os); + + if (p != ::bdep::cli::usage_para::none) + os << ::std::endl; + + os << "\033[1mHELP TOPICS\033[0m" << ::std::endl; + + os << std::endl + << "\033[1mcommon-options\033[0m \033[1mbdep-common-options(1)\033[0m -- details on common options" << ::std::endl; + + os << "\033[1mprojects-configs\033[0m \033[1mbdep-projects-configs(1)\033[0m -- specifying projects and" << ::std::endl + << " configurations" << ::std::endl; + + os << "\033[1mdefault-options-files\033[0m \033[1mbdep-default-options-files(1)\033[0m -- specifying default" << ::std::endl + << " options" << ::std::endl; + + os << "\033[1margument-grouping\033[0m \033[1mbdep-argument-grouping(1)\033[0m -- argument grouping" << ::std::endl + << " facility" << ::std::endl; + + p = ::bdep::cli::usage_para::option; + + return p; + } + + struct _cli_topics_desc_type: ::bdep::cli::options + { + _cli_topics_desc_type () + { + ::bdep::topics::fill (*this); + } + }; + + void topics:: + fill (::bdep::cli::options& os) + { + // common-options + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("common-options", a, true, dv); + os.push_back (o); + } + + // projects-configs + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("projects-configs", a, true, dv); + os.push_back (o); + } + + // default-options-files + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("default-options-files", a, true, dv); + os.push_back (o); + } + + // argument-grouping + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("argument-grouping", a, true, dv); + os.push_back (o); + } + } + + const ::bdep::cli::options& topics:: + description () + { + static _cli_topics_desc_type _cli_topics_desc_; + return _cli_topics_desc_; + } + + typedef + std::map<std::string, void (*) (topics&, ::bdep::cli::scanner&)> + _cli_topics_map; + + static _cli_topics_map _cli_topics_map_; + + struct _cli_topics_map_init + { + _cli_topics_map_init () + { + _cli_topics_map_["common-options"] = + &::bdep::cli::thunk< topics, &topics::common_options_ >; + _cli_topics_map_["projects-configs"] = + &::bdep::cli::thunk< topics, &topics::projects_configs_ >; + _cli_topics_map_["default-options-files"] = + &::bdep::cli::thunk< topics, &topics::default_options_files_ >; + _cli_topics_map_["argument-grouping"] = + &::bdep::cli::thunk< topics, &topics::argument_grouping_ >; + } + }; + + static _cli_topics_map_init _cli_topics_map_init_; + + bool topics:: + _parse (const char* o, ::bdep::cli::scanner& s) + { + _cli_topics_map::const_iterator i (_cli_topics_map_.find (o)); + + if (i != _cli_topics_map_.end ()) + { + (*(i->second)) (*this, s); + return true; + } + + return false; + } + + bool topics:: + _parse (::bdep::cli::scanner& s, + ::bdep::cli::unknown_mode opt_mode, + ::bdep::cli::unknown_mode arg_mode) + { + // Can't skip combined flags (--no-combined-flags). + // + assert (opt_mode != ::bdep::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; + } + + 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) + }; + + ::bdep::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 ::bdep::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 + }; + + ::bdep::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 ::bdep::cli::unknown_mode::skip: + { + s.skip (); + r = true; + continue; + } + case ::bdep::cli::unknown_mode::stop: + { + break; + } + case ::bdep::cli::unknown_mode::fail: + { + throw ::bdep::cli::unknown_option (o); + } + } + + break; + } + } + + switch (arg_mode) + { + case ::bdep::cli::unknown_mode::skip: + { + s.skip (); + r = true; + continue; + } + case ::bdep::cli::unknown_mode::stop: + { + break; + } + case ::bdep::cli::unknown_mode::fail: + { + throw ::bdep::cli::unknown_argument (o); + } + } + + break; + } + + return r; + } + + // options + // + + options:: + options () + : help_ (), + version_ () + { + } + + bool options:: + parse (int& argc, + char** argv, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (argc, argv, erase); + bool r = _parse (s, opt, arg); + return r; + } + + bool options:: + parse (int start, + int& argc, + char** argv, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (start, argc, argv, erase); + bool r = _parse (s, opt, arg); + return r; + } + + bool options:: + parse (int& argc, + char** argv, + int& end, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (argc, argv, erase); + bool r = _parse (s, opt, arg); + end = s.end (); + return r; + } + + bool options:: + parse (int start, + int& argc, + char** argv, + int& end, + bool erase, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + ::bdep::cli::argv_scanner s (start, argc, argv, erase); + bool r = _parse (s, opt, arg); + end = s.end (); + return r; + } + + bool options:: + parse (::bdep::cli::scanner& s, + ::bdep::cli::unknown_mode opt, + ::bdep::cli::unknown_mode arg) + { + bool r = _parse (s, opt, arg); + return r; + } + + void options:: + merge (const options& a) + { + CLI_POTENTIALLY_UNUSED (a); + + // common_options base + // + ::bdep::common_options::merge (a); + + if (a.help_) + { + ::bdep::cli::parser< bool>::merge ( + this->help_, a.help_); + } + + if (a.version_) + { + ::bdep::cli::parser< bool>::merge ( + this->version_, a.version_); + } + } + + ::bdep::cli::usage_para options:: + print_usage (::std::ostream& os, ::bdep::cli::usage_para p) + { + CLI_POTENTIALLY_UNUSED (os); + + // common_options base + // + p = ::bdep::common_options::print_usage (os, p); + + return p; + } + + struct _cli_options_desc_type: ::bdep::cli::options + { + _cli_options_desc_type () + { + ::bdep::options::fill (*this); + } + }; + + void options:: + fill (::bdep::cli::options& os) + { + // common_options base + // + ::bdep::common_options::fill (os); + + // --help + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("--help", a, true, dv); + os.push_back (o); + } + + // --version + // + { + ::bdep::cli::option_names a; + std::string dv; + ::bdep::cli::option o ("--version", a, true, dv); + os.push_back (o); + } + } + + const ::bdep::cli::options& options:: + description () + { + static _cli_options_desc_type _cli_options_desc_; + return _cli_options_desc_; + } + + typedef + std::map<std::string, void (*) (options&, ::bdep::cli::scanner&)> + _cli_options_map; + + static _cli_options_map _cli_options_map_; + + struct _cli_options_map_init + { + _cli_options_map_init () + { + _cli_options_map_["--help"] = + &::bdep::cli::thunk< options, &options::help_ >; + _cli_options_map_["--version"] = + &::bdep::cli::thunk< options, &options::version_ >; + } + }; + + static _cli_options_map_init _cli_options_map_init_; + + bool options:: + _parse (const char* o, ::bdep::cli::scanner& s) + { + _cli_options_map::const_iterator i (_cli_options_map_.find (o)); + + if (i != _cli_options_map_.end ()) + { + (*(i->second)) (*this, s); + return true; + } + + // common_options base + // + if (::bdep::common_options::_parse (o, s)) + return true; + + return false; + } + + bool options:: + _parse (::bdep::cli::scanner& s, + ::bdep::cli::unknown_mode opt_mode, + ::bdep::cli::unknown_mode arg_mode) + { + // Can't skip combined flags (--no-combined-flags). + // + assert (opt_mode != ::bdep::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; + } + + 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) + }; + + ::bdep::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 ::bdep::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 + }; + + ::bdep::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 ::bdep::cli::unknown_mode::skip: + { + s.skip (); + r = true; + continue; + } + case ::bdep::cli::unknown_mode::stop: + { + break; + } + case ::bdep::cli::unknown_mode::fail: + { + throw ::bdep::cli::unknown_option (o); + } + } + + break; + } + } + + switch (arg_mode) + { + case ::bdep::cli::unknown_mode::skip: + { + s.skip (); + r = true; + continue; + } + case ::bdep::cli::unknown_mode::stop: + { + break; + } + case ::bdep::cli::unknown_mode::fail: + { + throw ::bdep::cli::unknown_argument (o); + } + } + + break; + } + + return r; + } +} + +namespace bdep +{ + ::bdep::cli::usage_para + print_bdep_usage (::std::ostream& os, ::bdep::cli::usage_para p) + { + CLI_POTENTIALLY_UNUSED (os); + + if (p != ::bdep::cli::usage_para::none) + os << ::std::endl; + + os << "\033[1mSYNOPSIS\033[0m" << ::std::endl + << ::std::endl + << "\033[1mbdep --help\033[0m" << ::std::endl + << "\033[1mbdep --version\033[0m" << ::std::endl + << "\033[1mbdep help\033[0m [\033[4mcommand\033[0m | \033[4mtopic\033[0m]" << ::std::endl + << "\033[1mbdep\033[0m [\033[4mcommon-options\033[0m] \033[4mcommand\033[0m [\033[4mcommand-options\033[0m] \033[4mcommand-args\033[0m\033[0m" << ::std::endl + << ::std::endl + << "\033[1mDESCRIPTION\033[0m" << ::std::endl + << ::std::endl + << "The \033[1mbuild2\033[0m project dependency manager is used to manage the dependencies of a" << ::std::endl + << "project during development." << ::std::endl + << ::std::endl + << "For a detailed description of any command or help topic, use the \033[1mhelp\033[0m command" << ::std::endl + << "or see the corresponding man page (the man pages have the \033[1mbdep-\033[0m prefix, for" << ::std::endl + << "example \033[1mbdep-help(1)\033[0m). Note also that \033[4mcommand-options\033[0m and \033[4mcommand-args\033[0m can be" << ::std::endl + << "specified in any order and \033[4mcommon-options\033[0m can be specified as part of" << ::std::endl + << "\033[4mcommand-options\033[0m." << ::std::endl; + + p = ::bdep::commands::print_usage (os, ::bdep::cli::usage_para::text); + + p = ::bdep::topics::print_usage (os, p); + + p = ::bdep::options::print_usage (os, p); + + if (p != ::bdep::cli::usage_para::none) + os << ::std::endl; + + os << "\033[1mEXIT STATUS\033[0m" << ::std::endl + << ::std::endl + << "Non-zero exit status is returned in case of an error." << ::std::endl + << ::std::endl + << "\033[1mENVIRONMENT\033[0m" << ::std::endl + << ::std::endl + << "The \033[1mBDEP_DEF_OPT\033[0m environment variable is used to suppress loading of default" << ::std::endl + << "options files in nested \033[1mbdep\033[0m invocations. Its values are \033[1mfalse\033[0m or \033[1m0\033[0m to suppress" << ::std::endl + << "and \033[1mtrue\033[0m or \033[1m1\033[0m to load." << ::std::endl; + + p = ::bdep::cli::usage_para::text; + + return p; + } +} + +// Begin epilogue. +// +// +// End epilogue. + |