ACIL FM

Nama	Ukuran	Aksi
bison.m4	41.03 MB	View DL Edit
c++-skel.m4	1.14 MB	View DL Edit
c++.m4	20.7 MB	View DL Edit
c-like.m4	2.5 MB	View DL Edit
c-skel.m4	1.14 MB	View DL Edit
c.m4	32.15 MB	View DL Edit
d-skel.m4	1.11 MB	View DL Edit
d.m4	10.48 MB	View DL Edit
glr.c	88.88 MB	View DL Edit
glr.cc	12.35 MB	View DL Edit
java-skel.m4	1.14 MB	View DL Edit
java.m4	14.25 MB	View DL Edit
lalr1.cc	50.08 MB	View DL Edit
lalr1.d	29.84 MB	View DL Edit
lalr1.java	36.19 MB	View DL Edit
location.cc	10.13 MB	View DL Edit
README-D.txt	1.85 MB	View DL Edit
stack.hh	3.88 MB	View DL Edit
traceon.m4	87 B	View DL Edit
variant.hh	14.66 MB	View DL Edit
yacc.c	69.6 MB	View DL Edit

Edit file: /usr/share/bison/skeletons/location.cc

# C++ skeleton for Bison

# 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],
           [2002-2015, 2018-2020])

# b4_position_file
# ----------------
# Name of the file containing the position class, if we want this file.
b4_defines_if([b4_required_version_if([30200], [],
                                      [m4_define([b4_position_file], [position.hh])])])])

# b4_location_file
# ----------------
# Name of the file containing the position/location class,
# if we want this file.
b4_percent_define_check_file([b4_location_file],
                             [[api.location.file]],
                             b4_defines_if([[location.hh]]))

# b4_location_include
# -------------------
# If location.hh is to be generated, the name under which should it be
# included.
#
# b4_location_path
# ----------------
# The path to use for the CPP guard.
m4_ifdef([b4_location_file],
[m4_define([b4_location_include],
           [b4_percent_define_get([[api.location.include]],
                                  ["b4_location_file"])])
 m4_define([b4_location_path],
           b4_percent_define_get([[api.location.include]],
                                 ["b4_mapped_dir_prefix[]b4_location_file"]))
 m4_define([b4_location_path],
           m4_substr(m4_defn([b4_location_path]), 1, m4_eval(m4_len(m4_defn([b4_location_path])) - 2)))
 ])

# b4_location_define
# ------------------
# Define the position and location classes.
m4_define([b4_location_define],
[[  /// A point in a source file.
  class position
  {
  public:
    /// Type for file name.
    typedef ]b4_percent_define_get([[api.filename.type]])[ filename_type;
    /// Type for line and column numbers.
    typedef int counter_type;
]m4_ifdef([b4_location_constructors], [[
    /// Construct a position.
    explicit position (filename_type* f = YY_NULLPTR,
                       counter_type l = ]b4_location_initial_line[,
                       counter_type c = ]b4_location_initial_column[)
      : filename (f)
      , line (l)
      , column (c)
    {}

]])[
    /// Initialization.
    void initialize (filename_type* fn = YY_NULLPTR,
                     counter_type l = ]b4_location_initial_line[,
                     counter_type c = ]b4_location_initial_column[)
    {
      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 = ]b4_location_initial_column[;
          line = add_ (line, count, ]b4_location_initial_line[);
        }
    }

/// (column related) Advance to the COUNT next columns.
    void columns (counter_type count = 1)
    {
      column = add_ (column, count, ]b4_location_initial_column[);
    }
    /** \} */

/// 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;
  }
]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>
  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.
  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;
]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 (filename_type* f,
                       counter_type l = ]b4_location_initial_line[,
                       counter_type c = ]b4_location_initial_column[)
      : begin (f, l, c)
      , end (f, l, c)
    {}

])[
    /// Initialization.
    void initialize (filename_type* f = YY_NULLPTR,
                     counter_type l = ]b4_location_initial_line[,
                     counter_type c = ]b4_location_initial_column[)
    {
      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 (counter_type count = 1)
    {
      end += count;
    }

/// Extend the current location to the COUNT next lines.
    void lines (counter_type 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, location::counter_type width)
  {
    res.columns (width);
    return res;
  }

/// Add \a width columns to the end position.
  inline location
  operator+ (location res, location::counter_type width)
  {
    return res += width;
  }

/// Subtract \a width columns to the end position, in place.
  inline location&
  operator-= (location& res, location::counter_type width)
  {
    return res += -width;
  }

/// Subtract \a width columns to the end position.
  inline location
  operator- (location res, location::counter_type width)
  {
    return res -= 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>
  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;
    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;
  }
]])

m4_ifdef([b4_position_file], [[
]b4_output_begin([b4_dir_prefix], [b4_position_file])[
]b4_generated_by[
// Starting with Bison 3.2, this file is useless: the structure it
// used to define is now defined in "]b4_location_file[".
//
// To get rid of this file:
// 1. add '%require "3.2"' (or newer) to your grammar file
// 2. remove references to this file from your build system
// 3. if you used to include it, include "]b4_location_file[" instead.

#include ]b4_location_include[
]b4_output_end[
]])

m4_ifdef([b4_location_file], [[
]b4_output_begin([b4_dir_prefix], [b4_location_file])[
]b4_copyright([Locations for Bison parsers in C++])[
/**
 ** \file ]b4_location_path[
 ** Define the ]b4_namespace_ref[::location class.
 */

]b4_cpp_guard_open([b4_location_path])[

# include <iostream>
# include <string>

]b4_null_define[

]b4_namespace_open[
]b4_location_define[
]b4_namespace_close[
]b4_cpp_guard_close([b4_location_path])[
]b4_output_end[
]])

m4_popdef([b4_copyright_years])

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