| 1 | %include <pyptrtypes.swg> |
| 2 | |
| 3 | %fragment("PyObject_var","header") |
| 4 | %{ |
| 5 | namespace swig { |
| 6 | struct PyObject_var { |
| 7 | PyObject* ptr; |
| 8 | PyObject_var(PyObject* obj = 0) : ptr(obj) { } |
| 9 | ~PyObject_var() { if (ptr) Py_DECREF(ptr); } |
| 10 | operator PyObject*() { return ptr; } |
| 11 | PyObject* operator->() const { return ptr; } |
| 12 | }; |
| 13 | } |
| 14 | %} |
| 15 | |
| 16 | %fragment("StdTraits","header",fragment="StdTraitsCommon") |
| 17 | %{ |
| 18 | namespace swig { |
| 19 | /* |
| 20 | Traits that provides the from method |
| 21 | */ |
| 22 | template <class Type> struct traits_from_ptr { |
| 23 | static PyObject *from(Type *val, int owner = 0) { |
| 24 | return SWIG_NewPointerObj(val, type_info<Type>(), owner); |
| 25 | } |
| 26 | }; |
| 27 | |
| 28 | template <class Type> struct traits_from { |
| 29 | static PyObject *from(const Type& val) { |
| 30 | return traits_from_ptr<Type>::from(new Type(val), 1); |
| 31 | } |
| 32 | }; |
| 33 | |
| 34 | template <class Type> struct traits_from<Type *> { |
| 35 | static PyObject *from(Type* val) { |
| 36 | return traits_from_ptr<Type>::from(val, 0); |
| 37 | } |
| 38 | }; |
| 39 | |
| 40 | template <class Type> |
| 41 | inline PyObject *from(const Type& val) { |
| 42 | return traits_from<Type>::from(val); |
| 43 | } |
| 44 | |
| 45 | template <class Type> |
| 46 | inline PyObject *from_ptr(Type* val, int owner) { |
| 47 | return traits_from_ptr<Type>::from(val, owner); |
| 48 | } |
| 49 | |
| 50 | /* |
| 51 | Traits that provides the asval/as/check method |
| 52 | */ |
| 53 | template <class Type> |
| 54 | struct traits_asptr { |
| 55 | static int asptr(PyObject *obj, Type **val) { |
| 56 | Type *p; |
| 57 | int res = (SWIG_ConvertPtr(obj, (void**)&p, type_info<Type>(), 0) != -1) |
| 58 | ? SWIG_OLDOBJ : 0; |
| 59 | if (res) { |
| 60 | if (val) { |
| 61 | *val = p; |
| 62 | } |
| 63 | } else { |
| 64 | SWIG_type_error(type_name<Type>(), obj); |
| 65 | } |
| 66 | return res; |
| 67 | } |
| 68 | }; |
| 69 | |
| 70 | template <class Type> |
| 71 | inline int asptr(PyObject *obj, Type **vptr) { |
| 72 | return traits_asptr<Type>::asptr(obj, vptr); |
| 73 | } |
| 74 | |
| 75 | template <class Type> |
| 76 | struct traits_asval { |
| 77 | static bool asval(PyObject *obj, Type *val) { |
| 78 | if (val) { |
| 79 | Type *p = 0; |
| 80 | int res = traits_asptr<Type>::asptr(obj, &p); |
| 81 | if ((res != 0) && p) { |
| 82 | typedef typename noconst_traits<Type>::noconst_type noconst_type; |
| 83 | *(const_cast<noconst_type*>(val)) = *p; |
| 84 | if (res == SWIG_NEWOBJ) delete p; |
| 85 | return true; |
| 86 | } else { |
| 87 | return false; |
| 88 | } |
| 89 | } else { |
| 90 | return traits_asptr<Type>::asptr(obj, (Type **)(0)) ? true : false; |
| 91 | } |
| 92 | } |
| 93 | }; |
| 94 | |
| 95 | template <class Type> struct traits_asval<Type*> { |
| 96 | static bool asval(PyObject *obj, Type **val) { |
| 97 | if (val) { |
| 98 | typedef typename noconst_traits<Type>::noconst_type noconst_type; |
| 99 | noconst_type *p = 0; |
| 100 | int res = traits_asptr<noconst_type>::asptr(obj, &p); |
| 101 | if (res) { |
| 102 | *(const_cast<noconst_type**>(val)) = p; |
| 103 | return true; |
| 104 | } else { |
| 105 | return false; |
| 106 | } |
| 107 | } else { |
| 108 | return traits_asptr<Type>::asptr(obj, (Type **)(0)) ? true : false; |
| 109 | } |
| 110 | } |
| 111 | }; |
| 112 | |
| 113 | template <class Type> |
| 114 | inline bool asval(PyObject *obj, Type *val) { |
| 115 | return traits_asval<Type>::asval(obj, val) ? true : false; |
| 116 | } |
| 117 | |
| 118 | template <class Type> |
| 119 | struct traits_as<Type, value_category> { |
| 120 | static Type as(PyObject *obj, bool throw_error) { |
| 121 | Type v; |
| 122 | if (!obj || !asval(obj, &v)) { |
| 123 | if (!PyErr_Occurred()) { |
| 124 | SWIG_type_error(swig::type_name<Type>(), obj); |
| 125 | } |
| 126 | if (throw_error) throw std::invalid_argument("bad type"); |
| 127 | } |
| 128 | return v; |
| 129 | } |
| 130 | }; |
| 131 | |
| 132 | template <class Type> |
| 133 | struct traits_as<Type, pointer_category> { |
| 134 | static Type as(PyObject *obj, bool throw_error) { |
| 135 | Type *v = 0; |
| 136 | int res = (obj ? traits_asptr<Type>::asptr(obj, &v) : 0); |
| 137 | if (res && v) { |
| 138 | if (res == SWIG_NEWOBJ) { |
| 139 | Type r(*v); |
| 140 | delete v; |
| 141 | return r; |
| 142 | } else { |
| 143 | return *v; |
| 144 | } |
| 145 | } else { |
| 146 | // Uninitialized return value, no Type() constructor required. |
| 147 | static Type *v_def = (Type*) malloc(sizeof(Type)); |
| 148 | if (!PyErr_Occurred()) { |
| 149 | SWIG_type_error(swig::type_name<Type>(), obj); |
| 150 | } |
| 151 | if (throw_error) throw std::invalid_argument("bad type"); |
| 152 | memset(v_def,0,sizeof(Type)); |
| 153 | return *v_def; |
| 154 | } |
| 155 | } |
| 156 | }; |
| 157 | |
| 158 | template <class Type> |
| 159 | struct traits_as<Type*, pointer_category> { |
| 160 | static Type* as(PyObject *obj, bool throw_error) { |
| 161 | Type *v = 0; |
| 162 | int res = (obj ? traits_asptr<Type>::asptr(obj, &v) : 0); |
| 163 | if (res) { |
| 164 | return v; |
| 165 | } else { |
| 166 | if (!PyErr_Occurred()) { |
| 167 | SWIG_type_error(swig::type_name<Type>(), obj); |
| 168 | } |
| 169 | if (throw_error) throw std::invalid_argument("bad type"); |
| 170 | return 0; |
| 171 | } |
| 172 | } |
| 173 | }; |
| 174 | |
| 175 | template <class Type> |
| 176 | inline Type as(PyObject *obj, bool te = false) { |
| 177 | return traits_as<Type, typename traits<Type>::category>::as(obj, te); |
| 178 | } |
| 179 | |
| 180 | template <class Type> |
| 181 | struct traits_check<Type, value_category> { |
| 182 | static bool check(PyObject *obj) { |
| 183 | return obj && asval(obj, (Type *)(0)); |
| 184 | } |
| 185 | }; |
| 186 | |
| 187 | template <class Type> |
| 188 | struct traits_check<Type, pointer_category> { |
| 189 | static bool check(PyObject *obj) { |
| 190 | return obj && asptr(obj, (Type **)(0)); |
| 191 | } |
| 192 | }; |
| 193 | |
| 194 | template <class Type> |
| 195 | inline bool check(PyObject *obj) { |
| 196 | return traits_check<Type, typename traits<Type>::category>::check(obj); |
| 197 | } |
| 198 | } |
| 199 | %} |
| 200 | |
| 201 | // |
| 202 | // Backward compatibility |
| 203 | // |
| 204 | |
| 205 | #ifdef SWIG_PYTHON_BACKWARD_COMP |
| 206 | %{ |
| 207 | #include <string> |
| 208 | |
| 209 | PyObject* SwigInt_FromBool(bool b) { |
| 210 | return PyInt_FromLong(b ? 1L : 0L); |
| 211 | } |
| 212 | double SwigNumber_Check(PyObject* o) { |
| 213 | return PyFloat_Check(o) || PyInt_Check(o) || PyLong_Check(o); |
| 214 | } |
| 215 | double SwigNumber_AsDouble(PyObject* o) { |
| 216 | return PyFloat_Check(o) ? PyFloat_AsDouble(o) |
| 217 | : (PyInt_Check(o) ? double(PyInt_AsLong(o)) |
| 218 | : double(PyLong_AsLong(o))); |
| 219 | } |
| 220 | PyObject* SwigString_FromString(const std::string& s) { |
| 221 | return PyString_FromStringAndSize(s.data(),s.size()); |
| 222 | } |
| 223 | std::string SwigString_AsString(PyObject* o) { |
| 224 | return std::string(PyString_AsString(o)); |
| 225 | } |
| 226 | %} |
| 227 | |
| 228 | #endif |
| 229 | |
| 230 | |
| 231 | %define %specialize_std_container(Type,Check,As,From) |
| 232 | %{ |
| 233 | namespace swig { |
| 234 | template <> struct traits_asval<Type > { |
| 235 | typedef Type value_type; |
| 236 | static int asval(PyObject *obj, value_type *val) { |
| 237 | if (Check(obj)) { |
| 238 | *val = As(obj); |
| 239 | return 1; |
| 240 | } |
| 241 | return 0; |
| 242 | } |
| 243 | }; |
| 244 | template <> struct traits_from<Type > { |
| 245 | typedef Type value_type; |
| 246 | static PyObject *from(const value_type& val) { |
| 247 | return From(val); |
| 248 | } |
| 249 | }; |
| 250 | |
| 251 | template <> |
| 252 | struct traits_check<Type, value_category> { |
| 253 | static bool check(PyObject *obj) { |
| 254 | return obj && Check(obj); |
| 255 | } |
| 256 | }; |
| 257 | } |
| 258 | %} |
| 259 | %enddef |
| 260 | |
| 261 | |
| 262 | #define specialize_std_vector(Type,Check,As,From) %specialize_std_container(SWIG_arg(Type),Check,As,From) |
| 263 | #define specialize_std_list(Type,Check,As,From) %specialize_std_container(SWIG_arg(Type),Check,As,From) |
| 264 | #define specialize_std_deque(Type,Check,As,From) %specialize_std_container(SWIG_arg(Type),Check,As,From) |
| 265 | #define specialize_std_set(Type,Check,As,From) %specialize_std_container(SWIG_arg(Type),Check,As,From) |
| 266 | #define specialize_std_multiset(Type,Check,As,From) %specialize_std_container(SWIG_arg(Type),Check,As,From) |