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/*
Gri - A language for scientific graphics programming
Copyright (C) 2008 Daniel Kelley
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; 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, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdio.h>
#include <string.h>
#include "extern.hh"
#include "private.hh"
#include "DataFile.hh"
bool
closeCmd()
{
if (((unsigned) superuser()) & FLAG_AUT1)printf("\nDEBUG: %s:%d closing a datafile. Before doing that, datafile stack_len= %d\n",__FILE__,__LINE__,int(_dataFILE.size()));
if ((_dataFILE.back()).get_type() == DataFile::from_cmdfile) {
err("`close' ignored: no data file open");
return false;
}
int file = _dataFILE.size() - 1;
std::string fname;
switch (_nword) {
case 1:
break;
case 2:
fname.assign(_word[1]);
un_double_quote(fname);
file = data_file_index(fname.c_str());
if (file < 0) {
extern char _grTempString[];
sprintf(_grTempString, "`close' cannot close `%s' since it is not open", _word[1]);
err(_grTempString);
return false;
}
break;
default:
demonstrate_command_usage();
NUMBER_WORDS_ERROR;
return false;
}
pop_data_file(file);
clear_eof_flag_on_data_file();
return true;
}
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