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Diffstat (limited to 'src/bin/dhcp4/location.hh')
| -rw-r--r-- | src/bin/dhcp4/location.hh | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/src/bin/dhcp4/location.hh b/src/bin/dhcp4/location.hh new file mode 100644 index 0000000000..8d6f1d76b1 --- /dev/null +++ b/src/bin/dhcp4/location.hh @@ -0,0 +1,193 @@ +// Generated 201708070754 +// A Bison parser, made by GNU Bison 3.0.4. + +// Locations for Bison parsers in C++ + +// 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 +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. + +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. + +// As a special exception, you may create a larger work that contains +// part or all of the Bison parser skeleton and distribute that work +// under terms of your choice, so long as that work isn't itself a +// parser generator using the skeleton or a modified version thereof +// as a parser skeleton. Alternatively, if you modify or redistribute +// the parser skeleton itself, you may (at your option) remove this +// special exception, which will cause the skeleton and the resulting +// Bison output files to be licensed under the GNU General Public +// License without this special exception. + +// This special exception was added by the Free Software Foundation in +// version 2.2 of Bison. + +/** + ** \file location.hh + ** Define the isc::dhcp::location class. + */ + +#ifndef YY_PARSER4_LOCATION_HH_INCLUDED +# define YY_PARSER4_LOCATION_HH_INCLUDED + +# include "position.hh" + +#line 14 "dhcp4_parser.yy" // location.cc:296 +namespace isc { namespace dhcp { +#line 46 "location.hh" // location.cc:296 + /// Abstract a location. + class location + { + public: + + /// 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 (std::string* f, + unsigned int l = 1u, + unsigned int c = 1u) + : begin (f, l, c) + , end (f, l, c) + { + } + + + /// Initialization. + void initialize (std::string* f = YY_NULLPTR, + unsigned int l = 1u, + unsigned int c = 1u) + { + begin.initialize (f, l, c); + end = begin; + } + + /** \name Line and Column related manipulators + ** \{ */ + public: + /// Reset initial location to final location. + void step () + { + begin = end; + } + + /// Extend the current location to the COUNT next columns. + void columns (int count = 1) + { + end += count; + } + + /// Extend the current location to the COUNT next lines. + void lines (int count = 1) + { + end.lines (count); + } + /** \} */ + + + public: + /// Beginning of the located region. + position begin; + /// End of the located region. + position end; + }; + + /// Join two locations, in place. + 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) + { + return res += end; + } + + /// Add \a width columns to the end position, in place. + 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, int width) + { + return res += width; + } + + /// Subtract \a width columns to the end position, in place. + inline location& operator-= (location& res, int width) + { + return res += -width; + } + + /// Subtract \a width columns to the end position. + 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 + ** + ** Avoid duplicate information. + */ + template <typename YYChar> + inline std::basic_ostream<YYChar>& + operator<< (std::basic_ostream<YYChar>& ostr, const location& loc) + { + unsigned int end_col = 0 < loc.end.column ? loc.end.column - 1 : 0; + ostr << loc.begin; + if (loc.end.filename + && (!loc.begin.filename + || *loc.begin.filename != *loc.end.filename)) + ostr << '-' << loc.end.filename << ':' << loc.end.line << '.' << end_col; + else if (loc.begin.line < loc.end.line) + ostr << '-' << loc.end.line << '.' << end_col; + else if (loc.begin.column < end_col) + ostr << '-' << end_col; + return ostr; + } + +#line 14 "dhcp4_parser.yy" // location.cc:296 +} } // isc::dhcp +#line 192 "location.hh" // location.cc:296 +#endif // !YY_PARSER4_LOCATION_HH_INCLUDED |