3 * Copyright 2007,2008,2009 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3, or (at your option)
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
25 #include <mb_runtime_nop.h>
26 #include <mblock/mblock.h>
27 #include <mblock/class_registry.h>
28 #include <mblock/exception.h>
33 return mb_runtime_sptr(new mb_runtime_nop());
37 mb_runtime_nop::mb_runtime_nop()
42 mb_runtime_nop::~mb_runtime_nop()
49 mb_runtime_nop::run(const std::string &instance_name,
50 const std::string &class_name,
51 gruel::pmt_t user_arg, gruel::pmt_t *result)
53 class initial_visitor : public mb_visitor
56 bool operator()(mb_mblock *mblock)
58 mblock->initial_transition();
63 initial_visitor visitor;
66 *result = gruel::PMT_T;
68 d_top = create_component(instance_name, class_name, user_arg);
69 d_top->walk_tree(&visitor);
75 mb_runtime_nop::create_component(const std::string &instance_name,
76 const std::string &class_name,
77 gruel::pmt_t user_arg)
79 mb_mblock_maker_t maker;
80 if (!mb_class_registry::lookup_maker(class_name, &maker))
81 throw mbe_no_such_class(0, class_name + " (in " + instance_name + ")");
83 return maker(this, instance_name, user_arg);