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authorFrederik Gladhorn <frederik.gladhorn@theqtcompany.com>2015-04-21 16:26:04 +0200
committerFrederik Gladhorn <frederik.gladhorn@theqtcompany.com>2015-04-21 16:26:04 +0200
commit9edcb248898bb6f515b1ca9068205669b2bf6b9e (patch)
tree6d5ca927eaaed271b9a97befd679d88870eb492f /gnuwin32/bin/data/location.cc
parentb34e3669ff5dff4ab791eeb699e5284ed4332dc1 (diff)
parent976ffd988e7ec7b595ed610d86bf58307c5e5434 (diff)
Merge remote-tracking branch 'origin/5.5' into dev
Conflicts: qt3d qtactiveqt qtandroidextras qtbase qtcanvas3d qtconnectivity qtdeclarative qtdoc qtenginio qtimageformats qtlocation qtmacextras qtmultimedia qtqa qtquick1 qtquickcontrols qtrepotools qtscript qtsensors qtserialport qtsvg qttools qttranslations qtwayland qtwebengine qtwebkit qtwebkit-examples qtwebsockets qtwinextras qtxmlpatterns Change-Id: I691dbbe6d3399d601336bb7e309579fb89d6381c
Diffstat (limited to 'gnuwin32/bin/data/location.cc')
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diff --git a/gnuwin32/bin/data/location.cc b/gnuwin32/bin/data/location.cc
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+# C++ skeleton for Bison
+
+# Copyright (C) 2002-2013 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/>.
+
+m4_pushdef([b4_copyright_years],
+ [2002-2013])
+
+# b4_position_define
+# ------------------
+# Define class position.
+m4_define([b4_position_define],
+[[ /// Abstract a position.
+ class position
+ {
+ public:]m4_ifdef([b4_location_constructors], [[
+ /// Construct a position.
+ explicit position (]b4_percent_define_get([[filename_type]])[* f = YY_NULL,
+ unsigned int l = ]b4_location_initial_line[u,
+ unsigned int c = ]b4_location_initial_column[u)
+ : filename (f)
+ , line (l)
+ , column (c)
+ {
+ }
+
+]])[
+ /// Initialization.
+ void initialize (]b4_percent_define_get([[filename_type]])[* fn = YY_NULL,
+ unsigned int l = ]b4_location_initial_line[u,
+ unsigned int c = ]b4_location_initial_column[u)
+ {
+ filename = fn;
+ line = l;
+ column = c;
+ }
+
+ /** \name Line and Column related manipulators
+ ** \{ */
+ /// (line related) Advance to the COUNT next lines.
+ void lines (int count = 1)
+ {
+ if (count)
+ {
+ column = ]b4_location_initial_column[u;
+ line = add_ (line, count, ]b4_location_initial_line[);
+ }
+ }
+
+ /// (column related) Advance to the COUNT next columns.
+ void columns (int count = 1)
+ {
+ column = add_ (column, count, ]b4_location_initial_column[);
+ }
+ /** \} */
+
+ /// File name to which this position refers.
+ ]b4_percent_define_get([[filename_type]])[* filename;
+ /// Current line number.
+ unsigned int line;
+ /// Current column number.
+ unsigned int column;
+
+ private:
+ /// Compute max(min, lhs+rhs) (provided min <= lhs).
+ static unsigned int add_ (unsigned int lhs, int rhs, unsigned int min)
+ {
+ return (0 < rhs || -static_cast<unsigned int>(rhs) < lhs
+ ? rhs + lhs
+ : min);
+ }
+ };
+
+ /// Add and assign a position.
+ inline position&
+ operator+= (position& res, int width)
+ {
+ res.columns (width);
+ return res;
+ }
+
+ /// Add two position objects.
+ inline position
+ operator+ (position res, int width)
+ {
+ return res += width;
+ }
+
+ /// Add and assign a position.
+ inline position&
+ operator-= (position& res, int width)
+ {
+ return res += -width;
+ }
+
+ /// Add two position objects.
+ inline position
+ operator- (position res, int width)
+ {
+ return res -= width;
+ }
+]b4_percent_define_flag_if([[define_location_comparison]], [[
+ /// Compare two position objects.
+ inline bool
+ operator== (const position& pos1, const position& pos2)
+ {
+ return (pos1.line == pos2.line
+ && pos1.column == pos2.column
+ && (pos1.filename == pos2.filename
+ || (pos1.filename && pos2.filename
+ && *pos1.filename == *pos2.filename)));
+ }
+
+ /// Compare two position objects.
+ inline bool
+ operator!= (const position& pos1, const position& pos2)
+ {
+ return !(pos1 == pos2);
+ }
+]])[
+ /** \brief Intercept output stream redirection.
+ ** \param ostr the destination output stream
+ ** \param pos a reference to the position to redirect
+ */
+ template <typename YYChar>
+ inline 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;
+ }
+]])
+
+
+# b4_location_define
+# ------------------
+m4_define([b4_location_define],
+[[ /// Abstract a location.
+ class location
+ {
+ public:
+]m4_ifdef([b4_location_constructors], [
+ /// 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 (]b4_percent_define_get([[filename_type]])[* f,
+ unsigned int l = ]b4_location_initial_line[u,
+ unsigned int c = ]b4_location_initial_column[u)
+ : begin (f, l, c)
+ , end (f, l, c)
+ {
+ }
+
+])[
+ /// Initialization.
+ void initialize (]b4_percent_define_get([[filename_type]])[* f = YY_NULL,
+ unsigned int l = ]b4_location_initial_line[u,
+ unsigned int c = ]b4_location_initial_column[u)
+ {
+ 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 location objects to create a location.
+ inline location operator+ (location res, const location& end)
+ {
+ res.end = end.end;
+ return res;
+ }
+
+ /// Change end position in place.
+ inline location& operator+= (location& res, int width)
+ {
+ res.columns (width);
+ return res;
+ }
+
+ /// Change end position.
+ inline location operator+ (location res, int width)
+ {
+ return res += width;
+ }
+
+ /// Change end position in place.
+ inline location& operator-= (location& res, int width)
+ {
+ return res += -width;
+ }
+
+ /// Change end position.
+ inline location operator- (const location& begin, int width)
+ {
+ return begin + -width;
+ }
+]b4_percent_define_flag_if([[define_location_comparison]], [[
+ /// 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// << "(" << loc.end << ") "
+;
+ 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;
+ }
+]])
+
+
+b4_defines_if([
+b4_output_begin([b4_dir_prefix[]position.hh])
+b4_copyright([Positions for Bison parsers in C++])[
+
+/**
+ ** \file ]b4_dir_prefix[position.hh
+ ** Define the ]b4_namespace_ref[::position class.
+ */
+
+]b4_cpp_guard_open([b4_dir_prefix[]position.hh])[
+
+# include <algorithm> // std::max
+# include <iostream>
+# include <string>
+
+]b4_null_define[
+
+]b4_namespace_open[
+]b4_position_define[
+]b4_namespace_close[
+]b4_cpp_guard_close([b4_dir_prefix[]position.hh])
+b4_output_end()
+
+
+b4_output_begin([b4_dir_prefix[]location.hh])
+b4_copyright([Locations for Bison parsers in C++])[
+
+/**
+ ** \file ]b4_dir_prefix[location.hh
+ ** Define the ]b4_namespace_ref[::location class.
+ */
+
+]b4_cpp_guard_open([b4_dir_prefix[]location.hh])[
+
+# include "position.hh"
+
+]b4_namespace_open[
+]b4_location_define[
+]b4_namespace_close[
+]b4_cpp_guard_close([b4_dir_prefix[]location.hh])
+b4_output_end()
+])
+
+
+m4_popdef([b4_copyright_years])