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d44e3c4f | 1 | /****************************************************************************** |
2 | * Copyright (c) 2000-2016 Ericsson Telecom AB | |
3 | * All rights reserved. This program and the accompanying materials | |
4 | * are made available under the terms of the Eclipse Public License v1.0 | |
5 | * which accompanies this distribution, and is available at | |
6 | * http://www.eclipse.org/legal/epl-v10.html | |
7 | * | |
8 | * Contributors: | |
9 | * Balasko, Jeno | |
10 | * Raduly, Csaba | |
11 | * | |
12 | ******************************************************************************/ | |
970ed795 EL |
13 | #include "LoggerPlugin.hh" |
14 | #include "ILoggerPlugin.hh" | |
15 | ||
16 | #include <assert.h> | |
17 | #include <dlfcn.h> | |
18 | ||
19 | void LoggerPlugin::load() | |
20 | { | |
21 | if (this->filename_) { | |
22 | // Dynamic plug-in requires dynamic runtime. Panic. | |
23 | TTCN_Logger::fatal_error("Static runtime cannot load plugins"); | |
24 | } else { | |
25 | // Static plug-in. We simply instantiate the class without any `dl*()'. | |
26 | assert(this->create_); | |
27 | this->ref_ = this->create_(); | |
28 | } | |
29 | ||
30 | this->ref_->init(); | |
31 | this->is_log2str_capable_ = this->ref_->is_log2str_capable(); | |
32 | } | |
33 | ||
34 | // Completely destroy the logger plug-in and make it useless. However, | |
35 | // reloading is possible. This should be called before the logger is | |
36 | // deleted. | |
37 | void LoggerPlugin::unload() | |
38 | { | |
39 | if (!this->ref_) return; | |
40 | this->ref_->fini(); | |
41 | if (this->filename_) { | |
42 | // This cannot happen. | |
43 | TTCN_Logger::fatal_error("Static runtime cannot have plugins"); | |
44 | } else { | |
45 | // For static plug-ins, it's simple. | |
46 | delete this->ref_; | |
47 | this->create_ = NULL; | |
48 | } | |
49 | this->ref_ = NULL; | |
50 | } |