From a7e871c63f781792434aa1f41c8ada4764a70b4b Mon Sep 17 00:00:00 2001 From: Boris Kolpackov Date: Tue, 8 May 2018 13:08:28 +0200 Subject: Add generated options parsing code to allow building from git --- odb/options.hxx | 2252 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 2252 insertions(+) create mode 100644 odb/options.hxx (limited to 'odb/options.hxx') diff --git a/odb/options.hxx b/odb/options.hxx new file mode 100644 index 0000000..8569733 --- /dev/null +++ b/odb/options.hxx @@ -0,0 +1,2252 @@ +// -*- C++ -*- +// +// This file was generated by CLI, a command line interface +// compiler for C++. +// + +#ifndef ODB_OPTIONS_HXX +#define ODB_OPTIONS_HXX + +// Begin prologue. +// +// +// End prologue. + +#include +#include +#include +#include +#include +#include +#include + +#ifndef CLI_POTENTIALLY_UNUSED +# if defined(_MSC_VER) || defined(__xlC__) +# define CLI_POTENTIALLY_UNUSED(x) (void*)&x +# else +# define CLI_POTENTIALLY_UNUSED(x) (void)x +# endif +#endif + +namespace cli +{ + class usage_para + { + public: + enum value + { + none, + text, + option + }; + + usage_para (value); + + operator value () const + { + return v_; + } + + private: + value v_; + }; + + class unknown_mode + { + public: + enum value + { + skip, + stop, + fail + }; + + unknown_mode (value); + + operator value () const + { + return v_; + } + + private: + value v_; + }; + + // Exceptions. + // + + class exception: public std::exception + { + public: + virtual void + print (::std::ostream&) const = 0; + }; + + ::std::ostream& + operator<< (::std::ostream&, const exception&); + + class unknown_option: public exception + { + public: + virtual + ~unknown_option () throw (); + + unknown_option (const std::string& option); + + const std::string& + option () const; + + virtual void + print (::std::ostream&) const; + + virtual const char* + what () const throw (); + + private: + std::string option_; + }; + + class unknown_argument: public exception + { + public: + virtual + ~unknown_argument () throw (); + + unknown_argument (const std::string& argument); + + const std::string& + argument () const; + + virtual void + print (::std::ostream&) const; + + virtual const char* + what () const throw (); + + private: + std::string argument_; + }; + + class missing_value: public exception + { + public: + virtual + ~missing_value () throw (); + + missing_value (const std::string& option); + + const std::string& + option () const; + + virtual void + print (::std::ostream&) const; + + virtual const char* + what () const throw (); + + private: + std::string option_; + }; + + class invalid_value: public exception + { + public: + virtual + ~invalid_value () throw (); + + invalid_value (const std::string& option, + const std::string& value); + + const std::string& + option () const; + + const std::string& + value () const; + + virtual void + print (::std::ostream&) const; + + virtual const char* + what () const throw (); + + private: + std::string option_; + std::string value_; + }; + + class eos_reached: public exception + { + public: + virtual void + print (::std::ostream&) const; + + virtual const char* + what () const throw (); + }; + + class file_io_failure: public exception + { + public: + virtual + ~file_io_failure () throw (); + + file_io_failure (const std::string& file); + + const std::string& + file () const; + + virtual void + print (::std::ostream&) const; + + virtual const char* + what () const throw (); + + private: + std::string file_; + }; + + class unmatched_quote: public exception + { + public: + virtual + ~unmatched_quote () throw (); + + unmatched_quote (const std::string& argument); + + const std::string& + argument () const; + + virtual void + print (::std::ostream&) const; + + virtual const char* + what () const throw (); + + private: + std::string argument_; + }; + + // Command line argument scanner interface. + // + // The values returned by next() are guaranteed to be valid + // for the two previous arguments up until a call to a third + // peek() or next(). + // + class scanner + { + public: + virtual + ~scanner (); + + virtual bool + more () = 0; + + virtual const char* + peek () = 0; + + virtual const char* + next () = 0; + + virtual void + skip () = 0; + }; + + class argv_scanner: public scanner + { + public: + argv_scanner (int& argc, char** argv, bool erase = false); + argv_scanner (int start, int& argc, char** argv, bool erase = false); + + int + end () const; + + virtual bool + more (); + + virtual const char* + peek (); + + virtual const char* + next (); + + virtual void + skip (); + + private: + int i_; + int& argc_; + char** argv_; + bool erase_; + }; + + class argv_file_scanner: public argv_scanner + { + public: + argv_file_scanner (int& argc, + char** argv, + const std::string& option, + bool erase = false); + + argv_file_scanner (int start, + int& argc, + char** argv, + const std::string& option, + bool erase = false); + + struct option_info + { + // If search_func is not NULL, it is called, with the arg + // value as the second argument, to locate the options file. + // If it returns an empty string, then the file is ignored. + // + const char* option; + std::string (*search_func) (const char*, void* arg); + void* arg; + }; + + argv_file_scanner (int& argc, + char** argv, + const option_info* options, + std::size_t options_count, + bool erase = false); + + argv_file_scanner (int start, + int& argc, + char** argv, + const option_info* options, + std::size_t options_count, + bool erase = false); + + virtual bool + more (); + + virtual const char* + peek (); + + virtual const char* + next (); + + virtual void + skip (); + + private: + const option_info* + find (const char*) const; + + void + load (const std::string& file); + + typedef argv_scanner base; + + const std::string option_; + option_info option_info_; + const option_info* options_; + std::size_t options_count_; + + std::deque args_; + + // Circular buffer of two arguments. + // + std::string hold_[2]; + std::size_t i_; + + bool skip_; + }; + + typedef std::vector option_names; + + class option + { + public: + + const std::string& + name () const; + + const option_names& + aliases () const; + + bool + flag () const; + + const std::string& + default_value () const; + + public:option (); + option (const std::string& name, + const option_names& aliases, + bool flag, + const std::string& default_value); + + private: + std::string name_; + option_names aliases_; + bool flag_; + std::string default_value_; + }; + + class options: public std::vector