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/*
This file is part of LilyPond, the GNU music typesetter.
Copyright (C) 1997--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
LilyPond 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.
LilyPond 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 LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "input.hh"
#include <cstdio>
using namespace std;
#include "international.hh"
#include "program-option.hh"
#include "source-file.hh"
#include "sources.hh"
#include "warn.hh"
Input::Input (Input const &i)
{
source_file_ = i.source_file_;
start_ = i.start_;
end_ = i.end_;
}
Input::Input ()
{
source_file_ = 0;
start_ = 0;
end_ = 0;
}
Input
Input::spot () const
{
return *this;
}
void
Input::set_spot (Input const &i)
{
*this = i;
}
void
Input::step_forward ()
{
if (end_ == start_)
end_++;
start_++;
}
void
Input::set_location (Input const &i_start, Input const &i_end)
{
source_file_ = i_start.source_file_;
start_ = i_start.start_;
end_ = i_end.end_;
}
/*
Produce GNU-compliant error message. Correcting lilypond source is
such a breeze if you ('re edidor) know (s) the error column too
Format:
[file:line:column:][warning:]message
*/
string
Input::message_string (string msg) const
{
if (source_file_)
return msg + "\n" + source_file_->quote_input (start_);
else
return msg;
}
string
Input::message_location () const
{
return (source_file_) ? location_string () : "";
}
void
Input::error (string s) const
{
::non_fatal_error (message_string (s), message_location ());
// UGH, fix naming or usage (use non_fatal_error in most places, instead)
// exit (1);
}
void
Input::programming_error (string s) const
{
if (get_program_option ("warning-as-error"))
::error (message_string (s), message_location ());
else
::programming_error (message_string (s), message_location ());
}
void
Input::non_fatal_error (string s) const
{
::non_fatal_error (message_string (s), message_location ());
}
void
Input::warning (string s) const
{
if (get_program_option ("warning-as-error"))
::non_fatal_error (message_string (s), message_location ());
else
::warning (message_string (s), message_location ());
}
void
Input::message (string s) const
{
::message (message_string (s), true, message_location ());
}
void
Input::debug_output (string s) const
{
::debug_output (message_string (s), true, message_location ());
}
string
Input::location_string () const
{
if (source_file_)
return source_file_->file_line_column_string (start_);
return " (" + _ ("position unknown") + ")";
}
string
Input::line_number_string () const
{
if (source_file_)
return to_string (source_file_->get_line (start_));
return "?";
}
string
Input::file_string () const
{
if (source_file_)
return source_file_->name_string ();
return "";
}
int
Input::line_number () const
{
if (source_file_)
return source_file_->get_line (start_);
return 0;
}
int
Input::column_number () const
{
int line, chr, col, offset = 0;
source_file_->get_counts (start_, &line, &chr, &col, &offset);
return col;
}
int
Input::end_line_number () const
{
if (source_file_)
return source_file_->get_line (end_);
return 0;
}
int
Input::end_column_number () const
{
int line, chr, col, offset = 0;
source_file_->get_counts (end_, &line, &chr, &col, &offset);
return col;
}
void
Input::get_counts (int *line, int *chr, int *col, int *offset) const
{
source_file_->get_counts (start_, line, chr, col, offset);
}
void
Input::set (Source_file *sf, char const *start, char const *end)
{
source_file_ = sf;
start_ = start;
end_ = end;
}
Source_file *
Input::get_source_file () const
{
return source_file_;
}
char const *
Input::start () const
{
return start_;
}
char const *
Input::end () const
{
return end_;
}
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