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114 lines
2.5 KiB
114 lines
2.5 KiB
5 years ago
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/* -----------------------------------------------------------------------------
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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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* cmalloc.i
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*
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* SWIG library file containing macros that can be used to create objects using
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* the C malloc function.
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* ----------------------------------------------------------------------------- */
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%{
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#include <stdlib.h>
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%}
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/* %malloc(TYPE [, NAME = TYPE])
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%calloc(TYPE [, NAME = TYPE])
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%realloc(TYPE [, NAME = TYPE])
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%free(TYPE [, NAME = TYPE])
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%allocators(TYPE [,NAME = TYPE])
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Creates functions for allocating/reallocating memory.
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TYPE *malloc_NAME(int nbytes = sizeof(TYPE);
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TYPE *calloc_NAME(int nobj=1, int size=sizeof(TYPE));
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TYPE *realloc_NAME(TYPE *ptr, int nbytes);
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void free_NAME(TYPE *ptr);
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*/
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%define %malloc(TYPE,NAME...)
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#if #NAME != ""
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%rename(malloc_##NAME) ::malloc(int nbytes);
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#else
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%rename(malloc_##TYPE) ::malloc(int nbytes);
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#endif
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#if #TYPE != "void"
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%typemap(default) int nbytes "$1 = (int) sizeof(TYPE);"
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#endif
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TYPE *malloc(int nbytes);
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%typemap(default) int nbytes;
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%enddef
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%define %calloc(TYPE,NAME...)
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#if #NAME != ""
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%rename(calloc_##NAME) ::calloc(int nobj, int sz);
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#else
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%rename(calloc_##TYPE) ::calloc(int nobj, int sz);
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#endif
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#if #TYPE != "void"
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%typemap(default) int sz "$1 = (int) sizeof(TYPE);"
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#else
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%typemap(default) int sz "$1 = 1;"
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#endif
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%typemap(default) int nobj "$1 = 1;"
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TYPE *calloc(int nobj, int sz);
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%typemap(default) int sz;
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%typemap(default) int nobj;
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%enddef
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%define %realloc(TYPE,NAME...)
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%insert("header") {
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#if #NAME != ""
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TYPE *realloc_##NAME(TYPE *ptr, int nitems)
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#else
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TYPE *realloc_##TYPE(TYPE *ptr, int nitems)
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#endif
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{
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#if #TYPE != "void"
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return (TYPE *) realloc(ptr, nitems*sizeof(TYPE));
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#else
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return (TYPE *) realloc(ptr, nitems);
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#endif
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}
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}
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#if #NAME != ""
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TYPE *realloc_##NAME(TYPE *ptr, int nitems);
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#else
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TYPE *realloc_##TYPE(TYPE *ptr, int nitems);
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#endif
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%enddef
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%define %free(TYPE,NAME...)
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#if #NAME != ""
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%rename(free_##NAME) ::free(TYPE *ptr);
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#else
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%rename(free_##TYPE) ::free(TYPE *ptr);
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#endif
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void free(TYPE *ptr);
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%enddef
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%define %sizeof(TYPE,NAME...)
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#if #NAME != ""
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%constant int sizeof_##NAME = sizeof(TYPE);
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#else
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%constant int sizeof_##TYPE = sizeof(TYPE);
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#endif
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%enddef
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%define %allocators(TYPE,NAME...)
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%malloc(TYPE,NAME)
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%calloc(TYPE,NAME)
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%realloc(TYPE,NAME)
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%free(TYPE,NAME)
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#if #TYPE != "void"
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%sizeof(TYPE,NAME)
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#endif
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%enddef
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