diff options
Diffstat (limited to 'src/bin/dhcp4/location.hh')
| -rw-r--r-- | src/bin/dhcp4/location.hh | 203 |
1 files changed, 44 insertions, 159 deletions
diff --git a/src/bin/dhcp4/location.hh b/src/bin/dhcp4/location.hh index 3d7f21452a..7e23a2ccac 100644 --- a/src/bin/dhcp4/location.hh +++ b/src/bin/dhcp4/location.hh @@ -1,9 +1,8 @@ -// Generated 202010091455 -// A Bison parser, made by GNU Bison 3.7.2. +// A Bison parser, made by GNU Bison 3.0.4. // Locations for Bison parsers in C++ -// Copyright (C) 2002-2015, 2018-2020 Free Software Foundation, Inc. +// Copyright (C) 2002-2015 Free Software Foundation, Inc. // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by @@ -39,164 +38,44 @@ #ifndef YY_PARSER4_LOCATION_HH_INCLUDED # define YY_PARSER4_LOCATION_HH_INCLUDED -# include <iostream> -# include <string> +# include "position.hh" -# ifndef YY_NULLPTR -# if defined __cplusplus -# if 201103L <= __cplusplus -# define YY_NULLPTR nullptr -# else -# define YY_NULLPTR 0 -# endif -# else -# define YY_NULLPTR ((void*)0) -# endif -# endif - -#line 14 "dhcp4_parser.yy" +#line 14 "dhcp4_parser.yy" // location.cc:296 namespace isc { namespace dhcp { -#line 59 "location.hh" - - /// A point in a source file. - class position - { - public: - /// Type for file name. - typedef const std::string filename_type; - /// Type for line and column numbers. - typedef int counter_type; - - /// Construct a position. - explicit position (filename_type* f = YY_NULLPTR, - counter_type l = 1, - counter_type c = 1) - : filename (f) - , line (l) - , column (c) - {} - - - /// Initialization. - void initialize (filename_type* fn = YY_NULLPTR, - counter_type l = 1, - counter_type c = 1) - { - filename = fn; - line = l; - column = c; - } - - /** \name Line and Column related manipulators - ** \{ */ - /// (line related) Advance to the COUNT next lines. - void lines (counter_type count = 1) - { - if (count) - { - column = 1; - line = add_ (line, count, 1); - } - } - - /// (column related) Advance to the COUNT next columns. - void columns (counter_type count = 1) - { - column = add_ (column, count, 1); - } - /** \} */ - - /// File name to which this position refers. - filename_type* filename; - /// Current line number. - counter_type line; - /// Current column number. - counter_type column; - - private: - /// Compute max (min, lhs+rhs). - static counter_type add_ (counter_type lhs, counter_type rhs, counter_type min) - { - return lhs + rhs < min ? min : lhs + rhs; - } - }; - - /// Add \a width columns, in place. - inline position& - operator+= (position& res, position::counter_type width) - { - res.columns (width); - return res; - } - - /// Add \a width columns. - inline position - operator+ (position res, position::counter_type width) - { - return res += width; - } - - /// Subtract \a width columns, in place. - inline position& - operator-= (position& res, position::counter_type width) - { - return res += -width; - } - - /// Subtract \a width columns. - inline position - operator- (position res, position::counter_type width) - { - return res -= width; - } - - /** \brief Intercept output stream redirection. - ** \param ostr the destination output stream - ** \param pos a reference to the position to redirect - */ - template <typename YYChar> - std::basic_ostream<YYChar>& - operator<< (std::basic_ostream<YYChar>& ostr, const position& pos) - { - if (pos.filename) - ostr << *pos.filename << ':'; - return ostr << pos.line << '.' << pos.column; - } - - /// Two points in a source file. +#line 46 "location.hh" // location.cc:296 + /// Abstract a location. class location { public: - /// Type for file name. - typedef position::filename_type filename_type; - /// Type for line and column numbers. - typedef position::counter_type counter_type; /// Construct a location from \a b to \a e. location (const position& b, const position& e) : begin (b) , end (e) - {} + { + } /// Construct a 0-width location in \a p. explicit location (const position& p = position ()) : begin (p) , end (p) - {} + { + } /// Construct a 0-width location in \a f, \a l, \a c. - explicit location (filename_type* f, - counter_type l = 1, - counter_type c = 1) + explicit location (std::string* f, + unsigned int l = 1u, + unsigned int c = 1u) : begin (f, l, c) , end (f, l, c) - {} + { + } /// Initialization. - void initialize (filename_type* f = YY_NULLPTR, - counter_type l = 1, - counter_type c = 1) + void initialize (std::string* f = YY_NULLPTR, + unsigned int l = 1u, + unsigned int c = 1u) { begin.initialize (f, l, c); end = begin; @@ -212,13 +91,13 @@ namespace isc { namespace dhcp { } /// Extend the current location to the COUNT next columns. - void columns (counter_type count = 1) + void columns (int count = 1) { end += count; } /// Extend the current location to the COUNT next lines. - void lines (counter_type count = 1) + void lines (int count = 1) { end.lines (count); } @@ -233,49 +112,57 @@ namespace isc { namespace dhcp { }; /// Join two locations, in place. - inline location& - operator+= (location& res, const location& end) + inline location& operator+= (location& res, const location& end) { res.end = end.end; return res; } /// Join two locations. - inline location - operator+ (location res, const location& end) + inline location operator+ (location res, const location& end) { return res += end; } /// Add \a width columns to the end position, in place. - inline location& - operator+= (location& res, location::counter_type width) + inline location& operator+= (location& res, int width) { res.columns (width); return res; } /// Add \a width columns to the end position. - inline location - operator+ (location res, location::counter_type width) + inline location operator+ (location res, int width) { return res += width; } /// Subtract \a width columns to the end position, in place. - inline location& - operator-= (location& res, location::counter_type width) + inline location& operator-= (location& res, int width) { return res += -width; } /// Subtract \a width columns to the end position. - inline location - operator- (location res, location::counter_type width) + inline location operator- (location res, int width) { return res -= width; } + /// Compare two location objects. + inline bool + operator== (const location& loc1, const location& loc2) + { + return loc1.begin == loc2.begin && loc1.end == loc2.end; + } + + /// Compare two location objects. + inline bool + operator!= (const location& loc1, const location& loc2) + { + return !(loc1 == loc2); + } + /** \brief Intercept output stream redirection. ** \param ostr the destination output stream ** \param loc a reference to the location to redirect @@ -283,11 +170,10 @@ namespace isc { namespace dhcp { ** Avoid duplicate information. */ template <typename YYChar> - std::basic_ostream<YYChar>& + inline std::basic_ostream<YYChar>& operator<< (std::basic_ostream<YYChar>& ostr, const location& loc) { - location::counter_type end_col - = 0 < loc.end.column ? loc.end.column - 1 : 0; + unsigned int end_col = 0 < loc.end.column ? loc.end.column - 1 : 0; ostr << loc.begin; if (loc.end.filename && (!loc.begin.filename @@ -300,8 +186,7 @@ namespace isc { namespace dhcp { return ostr; } -#line 14 "dhcp4_parser.yy" +#line 14 "dhcp4_parser.yy" // location.cc:296 } } // isc::dhcp -#line 305 "location.hh" - +#line 192 "location.hh" // location.cc:296 #endif // !YY_PARSER4_LOCATION_HH_INCLUDED |