diff options
Diffstat (limited to 'libcommon/options.cxx')
| -rw-r--r-- | libcommon/options.cxx | 796 |
1 files changed, 0 insertions, 796 deletions
diff --git a/libcommon/options.cxx b/libcommon/options.cxx deleted file mode 100644 index 9d15251..0000000 --- a/libcommon/options.cxx +++ /dev/null @@ -1,796 +0,0 @@ -// This code was generated by CLI, a command line interface -// compiler for C++. -// - -#include "options.hxx" - -#include <map> -#include <set> -#include <string> -#include <vector> -#include <ostream> -#include <sstream> -#include <cstring> -#include <fstream> - -namespace cli -{ - // unknown_option - // - unknown_option:: - ~unknown_option () throw () - { - } - - void unknown_option:: - print (std::ostream& os) const - { - os << "unknown option '" << option () << "'"; - } - - 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 () << "'"; - } - - 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 () << "'"; - } - - 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 () << "' for option '" - << option () << "'"; - } - - 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"; - } - - // file_io_failure - // - file_io_failure:: - ~file_io_failure () throw () - { - } - - void file_io_failure:: - print (std::ostream& os) const - { - os << "unable to open file '" << file () << "' or read failure"; - } - - const char* file_io_failure:: - what () const throw () - { - return "unable to open file or read failure"; - } - - // unmatched_quote - // - unmatched_quote:: - ~unmatched_quote () throw () - { - } - - void unmatched_quote:: - print (std::ostream& os) const - { - os << "unmatched quote in argument '" << argument () << "'"; - } - - const char* unmatched_quote:: - what () const throw () - { - return "unmatched quote"; - } - - // 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_; - - return r; - } - else - throw eos_reached (); - } - - void argv_scanner:: - skip () - { - if (i_ < argc_) - ++i_; - else - throw eos_reached (); - } - - // argv_file_scanner - // - bool argv_file_scanner:: - more () - { - if (!args_.empty ()) - return true; - - while (base::more ()) - { - // See if the next argument is the file option. - // - const char* a (base::peek ()); - - if (!skip_ && a == option_) - { - base::next (); - - if (!base::more ()) - throw missing_value (option_); - - load (base::next ()); - - if (!args_.empty ()) - return true; - } - else - { - if (!skip_) - skip_ = (std::strcmp (a, "--") == 0); - - return true; - } - } - - return false; - } - - const char* argv_file_scanner:: - peek () - { - if (!more ()) - throw eos_reached (); - - return args_.empty () ? base::peek () : args_.front ().c_str (); - } - - const char* argv_file_scanner:: - next () - { - if (!more ()) - throw eos_reached (); - - if (args_.empty ()) - return base::next (); - else - { - hold_.swap (args_.front ()); - args_.pop_front (); - return hold_.c_str (); - } - } - - void argv_file_scanner:: - skip () - { - if (!more ()) - throw eos_reached (); - - if (args_.empty ()) - return base::skip (); - else - args_.pop_front (); - } - - void argv_file_scanner:: - load (const char* file) - { - using namespace std; - - ifstream is (file); - - if (!is.is_open ()) - throw file_io_failure (file); - - while (!is.eof ()) - { - string line; - getline (is, line); - - if (is.fail () && !is.eof ()) - throw file_io_failure (file); - - string::size_type n (line.size ()); - - // Trim the line from leading and trailing whitespaces. - // - if (n != 0) - { - const char* f (line.c_str ()); - const char* l (f + n); - - const char* of (f); - while (f < l && (*f == ' ' || *f == '\t' || *f == '\r')) - ++f; - - --l; - - const char* ol (l); - while (l > f && (*l == ' ' || *l == '\t' || *l == '\r')) - --l; - - if (f != of || l != ol) - line = f <= l ? string (f, l - f + 1) : string (); - } - - // Ignore empty lines, those that start with #. - // - if (line.empty () || line[0] == '#') - continue; - - string::size_type p (line.find (' ')); - - if (p == string::npos) - { - if (!skip_) - skip_ = (line == "--"); - - args_.push_back (line); - } - else - { - string s1 (line, 0, p); - - // Skip leading whitespaces in the argument. - // - n = line.size (); - for (++p; p < n; ++p) - { - char c (line[p]); - - if (c != ' ' && c != '\t' && c != '\r') - break; - } - - string s2 (line, p); - - // If the string is wrapped in quotes, remove them. - // - n = s2.size (); - char cf (s2[0]), cl (s2[n - 1]); - - if (cf == '"' || cf == '\'' || cl == '"' || cl == '\'') - { - if (n == 1 || cf != cl) - throw unmatched_quote (s2); - - s2 = string (s2, 1, n - 2); - } - - if (!skip_ && s1 == option_) - load (s2.c_str ()); - else - { - args_.push_back (s1); - args_.push_back (s2); - } - } - } - } - - template <typename X> - struct parser - { - static void - parse (X& x, bool& xs, scanner& s) - { - const char* o (s.next ()); - - if (s.more ()) - { - const char* v (s.next ()); - std::istringstream is (v); - if (!(is >> x && is.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::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> - struct parser<std::set<X> > - { - static void - parse (std::set<X>& 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> - struct parser<std::map<K, V> > - { - static void - parse (std::map<K, V>& m, bool& xs, scanner& s) - { - const char* o (s.next ()); - - if (s.more ()) - { - std::string ov (s.next ()); - std::string::size_type p = ov.find ('='); - - if (p == std::string::npos) - { - K k = K (); - - if (!ov.empty ()) - { - std::istringstream ks (ov); - - if (!(ks >> k && ks.eof ())) - throw invalid_value (o, ov); - } - - m[k] = V (); - } - else - { - K k = K (); - V v = V (); - std::string kstr (ov, 0, p); - std::string vstr (ov, p + 1); - - if (!kstr.empty ()) - { - std::istringstream ks (kstr); - - if (!(ks >> k && ks.eof ())) - throw invalid_value (o, ov); - } - - if (!vstr.empty ()) - { - std::istringstream vs (vstr); - - if (!(vs >> v && vs.eof ())) - throw invalid_value (o, ov); - } - - 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 cli -{ - // mysql_options - // - - mysql_options:: - mysql_options (int& argc, - char** argv, - bool erase, - ::cli::unknown_mode opt, - ::cli::unknown_mode arg) - : help_ (), - user_ (), - user_specified_ (false), - passwd_ (), - passwd_specified_ (false), - db_name_ (), - db_name_specified_ (false), - host_ (), - host_specified_ (false), - port_ (0), - port_specified_ (false), - socket_ (), - socket_specified_ (false), - options_file_ (), - options_file_specified_ (false) - { - ::cli::argv_scanner s (argc, argv, erase); - _parse (s, opt, arg); - } - - mysql_options:: - mysql_options (int start, - int& argc, - char** argv, - bool erase, - ::cli::unknown_mode opt, - ::cli::unknown_mode arg) - : help_ (), - user_ (), - user_specified_ (false), - passwd_ (), - passwd_specified_ (false), - db_name_ (), - db_name_specified_ (false), - host_ (), - host_specified_ (false), - port_ (0), - port_specified_ (false), - socket_ (), - socket_specified_ (false), - options_file_ (), - options_file_specified_ (false) - { - ::cli::argv_scanner s (start, argc, argv, erase); - _parse (s, opt, arg); - } - - mysql_options:: - mysql_options (int& argc, - char** argv, - int& end, - bool erase, - ::cli::unknown_mode opt, - ::cli::unknown_mode arg) - : help_ (), - user_ (), - user_specified_ (false), - passwd_ (), - passwd_specified_ (false), - db_name_ (), - db_name_specified_ (false), - host_ (), - host_specified_ (false), - port_ (0), - port_specified_ (false), - socket_ (), - socket_specified_ (false), - options_file_ (), - options_file_specified_ (false) - { - ::cli::argv_scanner s (argc, argv, erase); - _parse (s, opt, arg); - end = s.end (); - } - - mysql_options:: - mysql_options (int start, - int& argc, - char** argv, - int& end, - bool erase, - ::cli::unknown_mode opt, - ::cli::unknown_mode arg) - : help_ (), - user_ (), - user_specified_ (false), - passwd_ (), - passwd_specified_ (false), - db_name_ (), - db_name_specified_ (false), - host_ (), - host_specified_ (false), - port_ (0), - port_specified_ (false), - socket_ (), - socket_specified_ (false), - options_file_ (), - options_file_specified_ (false) - { - ::cli::argv_scanner s (start, argc, argv, erase); - _parse (s, opt, arg); - end = s.end (); - } - - mysql_options:: - mysql_options (::cli::scanner& s, - ::cli::unknown_mode opt, - ::cli::unknown_mode arg) - : help_ (), - user_ (), - user_specified_ (false), - passwd_ (), - passwd_specified_ (false), - db_name_ (), - db_name_specified_ (false), - host_ (), - host_specified_ (false), - port_ (0), - port_specified_ (false), - socket_ (), - socket_specified_ (false), - options_file_ (), - options_file_specified_ (false) - { - _parse (s, opt, arg); - } - - void mysql_options:: - print_usage (::std::ostream& os) - { - os << "--help Print usage information and exit." << ::std::endl; - - os << "--user <name> MySQL database user." << ::std::endl; - - os << "--passwd <str> MySQL database password" << ::std::endl; - - os << "--db-name <name> MySQL database name." << ::std::endl; - - os << "--host <addr> MySQL database host name or address (localhost by" << ::std::endl - << " default)." << ::std::endl; - - os << "--port <integer> MySQL database port number." << ::std::endl; - - os << "--socket <name> MySQL database socket name." << ::std::endl; - - os << "--options-file <file> Read additional options from <file>." << ::std::endl; - } - - typedef - std::map<std::string, void (*) (mysql_options&, ::cli::scanner&)> - _cli_mysql_options_map; - - static _cli_mysql_options_map _cli_mysql_options_map_; - - struct _cli_mysql_options_map_init - { - _cli_mysql_options_map_init () - { - _cli_mysql_options_map_["--help"] = - &::cli::thunk< mysql_options, bool, &mysql_options::help_ >; - _cli_mysql_options_map_["--user"] = - &::cli::thunk< mysql_options, std::string, &mysql_options::user_, - &mysql_options::user_specified_ >; - _cli_mysql_options_map_["--passwd"] = - &::cli::thunk< mysql_options, std::string, &mysql_options::passwd_, - &mysql_options::passwd_specified_ >; - _cli_mysql_options_map_["--db-name"] = - &::cli::thunk< mysql_options, std::string, &mysql_options::db_name_, - &mysql_options::db_name_specified_ >; - _cli_mysql_options_map_["--host"] = - &::cli::thunk< mysql_options, std::string, &mysql_options::host_, - &mysql_options::host_specified_ >; - _cli_mysql_options_map_["--port"] = - &::cli::thunk< mysql_options, unsigned int, &mysql_options::port_, - &mysql_options::port_specified_ >; - _cli_mysql_options_map_["--socket"] = - &::cli::thunk< mysql_options, std::string, &mysql_options::socket_, - &mysql_options::socket_specified_ >; - _cli_mysql_options_map_["--options-file"] = - &::cli::thunk< mysql_options, std::string, &mysql_options::options_file_, - &mysql_options::options_file_specified_ >; - } - } _cli_mysql_options_map_init_; - - void mysql_options:: - _parse (::cli::scanner& s, - ::cli::unknown_mode opt_mode, - ::cli::unknown_mode arg_mode) - { - bool opt = true; - - while (s.more ()) - { - const char* o = s.peek (); - - if (std::strcmp (o, "--") == 0) - { - s.skip (); - opt = false; - continue; - } - - _cli_mysql_options_map::const_iterator i ( - opt ? _cli_mysql_options_map_.find (o) : _cli_mysql_options_map_.end ()); - - if (i != _cli_mysql_options_map_.end ()) - { - (*(i->second)) (*this, s); - } - else if (opt && std::strncmp (o, "-", 1) == 0 && o[1] != '\0') - { - switch (opt_mode) - { - case ::cli::unknown_mode::skip: - { - s.skip (); - continue; - } - case ::cli::unknown_mode::stop: - { - break; - } - case ::cli::unknown_mode::fail: - { - throw ::cli::unknown_option (o); - } - } - - break; - } - else - { - switch (arg_mode) - { - case ::cli::unknown_mode::skip: - { - s.skip (); - continue; - } - case ::cli::unknown_mode::stop: - { - break; - } - case ::cli::unknown_mode::fail: - { - throw ::cli::unknown_argument (o); - } - } - - break; - } - } - } -} - |