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lisp_gc.hpp
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C/C++ Source or Header
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1997-05-20
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551b
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21 lines
#include "stack.hpp"
#ifndef __LISP_GC_HPP_
#define __LISP_GC_HPP_
extern grow_stack<void> l_user_stack; // stack user progs can push data and have it GCed
extern grow_stack<void *>l_ptr_stack; // stack of user pointers, user pointers get remapped on GC
void collect_space(int which_space); // should be tmp or permenant
void register_pointer(void *&addr);
void unregister_pointer(void *&addr);
class p_ref {
public :
p_ref(void *&ref) { l_ptr_stack.push(&ref); }
~p_ref() { l_ptr_stack.pop(1); }
} ;
#endif