GiNaC/ginac/registrar.cpp

/** @file registrar.cpp
 *
 *  GiNaC's class registrar (for class basic and all classes derived from it). */

/*
 *  GiNaC Copyright (C) 1999-2002 Johannes Gutenberg University Mainz, Germany
 *
 *  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 2 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <string>
#include <stdexcept>

#include "registrar.h"

namespace GiNaC {

registered_class_info *first_registered_class = NULL;

/** Find registered_class_info strucure by class name. */
static inline registered_class_info *find_registered_class_info(const std::string &class_name)
{
        registered_class_info *p = first_registered_class;
        while (p) {
                if (class_name == p->name)
                        return p;
                p = p->next;
        }
        throw (std::runtime_error("class '" + class_name + "' not registered"));
}

unsigned int find_tinfo_key(const std::string &class_name)
{
        registered_class_info *p = find_registered_class_info(class_name);
        return p->tinfo_key;
}

unarch_func find_unarch_func(const std::string &class_name)
{
        registered_class_info *p = find_registered_class_info(class_name);
        return p->unarchive;
}


} // namespace GiNaC
1	cbauer	1.1	/** @file registrar.cpp
2			*
3			* GiNaC's class registrar (for class basic and all classes derived from it). */
4
5			/*
6	kreckel	1.6	* GiNaC Copyright (C) 1999-2002 Johannes Gutenberg University Mainz, Germany
7	cbauer	1.1	*
8			* This program is free software; you can redistribute it and/or modify
9			* it under the terms of the GNU General Public License as published by
10			* the Free Software Foundation; either version 2 of the License, or
11			* (at your option) any later version.
12			*
13			* This program is distributed in the hope that it will be useful,
14			* but WITHOUT ANY WARRANTY; without even the implied warranty of
15			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16			* GNU General Public License for more details.
17			*
18			* You should have received a copy of the GNU General Public License
19			* along with this program; if not, write to the Free Software
20			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21			*/
22
23			#include <string>
24			#include <stdexcept>
25
26			#include "registrar.h"
27
28			namespace GiNaC {
29
30			registered_class_info *first_registered_class = NULL;
31
32			/** Find registered_class_info strucure by class name. */
33	kreckel	1.3	static inline registered_class_info *find_registered_class_info(const std::string &class_name)
34	cbauer	1.1	{
35			registered_class_info *p = first_registered_class;
36			while (p) {
37			if (class_name == p->name)
38			return p;
39			p = p->next;
40			}
41			throw (std::runtime_error("class '" + class_name + "' not registered"));
42			}
43
44	kreckel	1.3	unsigned int find_tinfo_key(const std::string &class_name)
45	cbauer	1.1	{
46			registered_class_info *p = find_registered_class_info(class_name);
47			return p->tinfo_key;
48			}
49
50	kreckel	1.3	unarch_func find_unarch_func(const std::string &class_name)
51	cbauer	1.1	{
52			registered_class_info *p = find_registered_class_info(class_name);
53			return p->unarchive;
54			}
55
56
57			} // namespace GiNaC
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