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117 lines
2.8 KiB
117 lines
2.8 KiB
/* ----------------------------------------------------------------------------- |
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* See the LICENSE file for information on copyright, usage and redistribution |
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* of SWIG, and the README file for authors - http://www.swig.org/release.html. |
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* |
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* carrays.swg |
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* |
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* This library file contains macros that can be used to manipulate simple |
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* pointers as arrays. |
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* ----------------------------------------------------------------------------- */ |
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/* ----------------------------------------------------------------------------- |
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* %array_functions(TYPE,NAME) |
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* |
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* Generates functions for creating and accessing elements of a C array |
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* (as pointers). Creates the following functions: |
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* |
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* TYPE *new_NAME(int nelements) |
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* void delete_NAME(TYPE *); |
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* TYPE NAME_getitem(TYPE *, int index); |
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* void NAME_setitem(TYPE *, int index, TYPE value); |
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* |
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* ----------------------------------------------------------------------------- */ |
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%define %array_functions(TYPE,NAME) |
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%{ |
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static TYPE *new_##NAME(size_t nelements) { |
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return %new_array(nelements, TYPE); |
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} |
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static void delete_##NAME(TYPE *ary) { |
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%delete_array(ary); |
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} |
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static TYPE NAME##_getitem(TYPE *ary, size_t index) { |
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return ary[index]; |
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} |
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static void NAME##_setitem(TYPE *ary, size_t index, TYPE value) { |
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ary[index] = value; |
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} |
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%} |
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TYPE *new_##NAME(size_t nelements); |
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void delete_##NAME(TYPE *ary); |
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TYPE NAME##_getitem(TYPE *ary, size_t index); |
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void NAME##_setitem(TYPE *ary, size_t index, TYPE value); |
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%enddef |
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/* ----------------------------------------------------------------------------- |
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* %array_class(TYPE,NAME) |
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* |
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* Generates a class wrapper around a C array. The class has the following |
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* interface: |
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* |
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* struct NAME { |
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* NAME(int nelements); |
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* ~NAME(); |
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* TYPE getitem(int index); |
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* void setitem(int index, TYPE value); |
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* TYPE * cast(); |
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* static NAME *frompointer(TYPE *t); |
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* } |
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* |
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* Use |
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* |
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* %array_class_wrap(TYPE,NAME,GET,SET) |
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* |
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* if you want different names for the get/set methods. |
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* ----------------------------------------------------------------------------- */ |
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%define %array_class_wrap(TYPE,NAME,getitem,setitem) |
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%{ |
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typedef TYPE NAME; |
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%} |
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typedef struct NAME { |
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} NAME; |
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%extend NAME { |
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NAME(size_t nelements) { |
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return %new_array(nelements, TYPE); |
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} |
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~NAME() { |
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%delete_array(self); |
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} |
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TYPE getitem(size_t index) { |
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return self[index]; |
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} |
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void setitem(size_t index, TYPE value) { |
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self[index] = value; |
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} |
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TYPE * cast() { |
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return self; |
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} |
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static NAME *frompointer(TYPE *t) { |
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return %static_cast(t, NAME *); |
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} |
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}; |
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%types(NAME = TYPE); |
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%enddef |
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#ifndef %array_class |
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%define %array_class(TYPE,NAME) |
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%array_class_wrap(TYPE,NAME,getitem,setitem) |
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%enddef |
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#endif
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