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/*
This file is part of LilyPond, the GNU music typesetter.
Copyright (C) 2000--2015 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 "source-file.hh"
#include "std-string.hh"
/* Dummy input location for use if real one is missing. */
Input dummy_input_global;
const char Input::type_p_name_[] = "ly:input-location?";
SCM
Input::mark_smob ()
{
if (Source_file *sf = get_source_file ())
return sf->self_scm ();
return SCM_EOL;
}
int
Input::print_smob (SCM port, scm_print_state *)
{
string str = "#<location " + location_string () + ">";
scm_puts (str.c_str (), port);
return 1;
}
SCM
Input::equal_p (SCM sa, SCM sb)
{
Input *a = unsmob (sa);
Input *b = unsmob (sb);
if (a->get_source_file () == b->get_source_file ()
&& a->start () == b->start ()
&& a->end () == b->end ())
return SCM_BOOL_T;
else
return SCM_BOOL_F;
}
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