CppADCodeGen  2.4.3
A C++ Algorithmic Differentiation Package with Source Code Generation
linux_dynamiclib_model.hpp
1 #ifndef CPPAD_CG_LINUX_DYNAMICLIB_MODEL_INCLUDED
2 #define CPPAD_CG_LINUX_DYNAMICLIB_MODEL_INCLUDED
3 /* --------------------------------------------------------------------------
4  * CppADCodeGen: C++ Algorithmic Differentiation with Source Code Generation:
5  * Copyright (C) 2012 Ciengis
6  * Copyright (C) 2018 Joao Leal
7  *
8  * CppADCodeGen is distributed under multiple licenses:
9  *
10  * - Eclipse Public License Version 1.0 (EPL1), and
11  * - GNU General Public License Version 3 (GPL3).
12  *
13  * EPL1 terms and conditions can be found in the file "epl-v10.txt", while
14  * terms and conditions for the GPL3 can be found in the file "gpl3.txt".
15  * ----------------------------------------------------------------------------
16  * Author: Joao Leal
17  */
18 #if CPPAD_CG_SYSTEM_LINUX
19 
20 #include <typeinfo>
21 #include <dlfcn.h>
22 
23 namespace CppAD {
24 namespace cg {
25 
32 template<class Base>
33 class LinuxDynamicLibModel : public FunctorGenericModel<Base> {
34 protected:
36  LinuxDynamicLib<Base>* _dynLib;
37 
38 public:
39 
40  virtual ~LinuxDynamicLibModel() {
41  if (_dynLib != nullptr) {
42  _dynLib->destroyed(this);
43  }
44  }
45 
46 protected:
47 
53  LinuxDynamicLibModel(LinuxDynamicLib<Base>* dynLib, const std::string& name) :
54  FunctorGenericModel<Base>(name),
55  _dynLib(dynLib) {
56 
57  CPPADCG_ASSERT_UNKNOWN(_dynLib != nullptr);
58 
59  this->init();
60  }
61 
62  LinuxDynamicLibModel(const LinuxDynamicLibModel&) = delete;
63  LinuxDynamicLibModel& operator=(const LinuxDynamicLibModel&) = delete;
64 
65  void* loadFunction(const std::string& functionName, bool required = true) override {
66  return _dynLib->loadFunction(functionName, required);
67  }
68 
69  void modelLibraryClosed() override {
70  _dynLib = nullptr;
71  FunctorGenericModel<Base>::modelLibraryClosed();
72  }
73 
74  friend class LinuxDynamicLib<Base>;
75 };
76 
77 } // END cg namespace
78 } // END CppAD namespace
79 
80 #endif
81 #endif
CppAD
Definition: abstract_atomic_fun.hpp:19