100 lines
3.1 KiB
C
100 lines
3.1 KiB
C
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/*
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* $Id: mem.h,v 1.3 2007/04/30 06:09:46 bacon Exp $
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*
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* {License}
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*/
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#ifndef _ASE_LSP_MEM_H_
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#define _ASE_LSP_MEM_H_
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#ifndef _ASE_LSP_LSP_H_
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#error Never include this file directly. Include <ase/lsp/lsp.h> instead
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#endif
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typedef struct ase_lsp_mem_t ase_lsp_mem_t;
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struct ase_lsp_mem_t
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{
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ase_lsp_t* lsp;
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/* object allocation list */
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ase_size_t ubound; /* upper bounds of the maximum number of objects */
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ase_size_t ubound_inc; /* increment of the upper bounds */
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ase_size_t count; /* the number of objects currently allocated */
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ase_lsp_obj_t* used[ASE_LSP_TYPE_COUNT];
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ase_lsp_obj_t* free[ASE_LSP_TYPE_COUNT];
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ase_lsp_obj_t* read;
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/* commonly accessed objects */
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ase_lsp_obj_t* nil; /* ase_lsp_obj_nil_t */
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ase_lsp_obj_t* t; /* ase_lsp_obj_true_t */
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ase_lsp_obj_t* quote; /* ase_lsp_obj_sym_t */
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ase_lsp_obj_t* lambda; /* ase_lsp_obj_sym_t */
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ase_lsp_obj_t* macro; /* ase_lsp_obj_sym_t */
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/* run-time environment frame */
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ase_lsp_frame_t* frame;
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/* pointer to a global-level frame */
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ase_lsp_frame_t* root_frame;
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/* pointer to an interim frame not yet added to "frame" */
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ase_lsp_frame_t* brooding_frame;
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/* links for temporary objects */
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ase_lsp_tlink_t* tlink;
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ase_size_t tlink_count;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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ase_lsp_mem_t* ase_lsp_openmem (
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ase_lsp_t* lsp, ase_size_t ubound, ase_size_t ubound_inc);
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void ase_lsp_closemem (ase_lsp_mem_t* mem);
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ase_lsp_obj_t* ase_lsp_alloc (ase_lsp_mem_t* mem, int type, ase_size_t size);
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void ase_lsp_dispose (ase_lsp_mem_t* mem, ase_lsp_obj_t* prev, ase_lsp_obj_t* obj);
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void ase_lsp_dispose_all (ase_lsp_mem_t* mem);
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void ase_lsp_gc (ase_lsp_mem_t* mem);
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void ase_lsp_lockobj (ase_lsp_t* lsp, ase_lsp_obj_t* obj);
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void ase_lsp_unlockobj (ase_lsp_t* lsp, ase_lsp_obj_t* obj);
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void ase_lsp_deepunlockobj (ase_lsp_t* lsp, ase_lsp_obj_t* obj);
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/* object creation of standard types */
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ase_lsp_obj_t* ase_lsp_makenil (ase_lsp_mem_t* mem);
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ase_lsp_obj_t* ase_lsp_maketrue (ase_lsp_mem_t* mem);
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ase_lsp_obj_t* ase_lsp_makeintobj (ase_lsp_mem_t* mem, ase_long_t value);
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ase_lsp_obj_t* ase_lsp_makerealobj (ase_lsp_mem_t* mem, ase_real_t value);
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ase_lsp_obj_t* ase_lsp_makesym (
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ase_lsp_mem_t* mem, const ase_char_t* str, ase_size_t len);
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ase_lsp_obj_t* ase_lsp_makestr (
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ase_lsp_mem_t* mem, const ase_char_t* str, ase_size_t len);
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ase_lsp_obj_t* ase_lsp_makecons (
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ase_lsp_mem_t* mem, ase_lsp_obj_t* car, ase_lsp_obj_t* cdr);
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ase_lsp_obj_t* ase_lsp_makefunc (
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ase_lsp_mem_t* mem, ase_lsp_obj_t* formal, ase_lsp_obj_t* body);
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ase_lsp_obj_t* ase_lsp_makemacro (
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ase_lsp_mem_t* mem, ase_lsp_obj_t* formal, ase_lsp_obj_t* body);
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ase_lsp_obj_t* ase_lsp_makeprim (ase_lsp_mem_t* mem,
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ase_lsp_prim_t impl, ase_size_t min_args, ase_size_t max_args);
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/* frame lookup */
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ase_lsp_assoc_t* ase_lsp_lookup (ase_lsp_mem_t* mem, ase_lsp_obj_t* name);
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ase_lsp_assoc_t* ase_lsp_setvalue (
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ase_lsp_mem_t* mem, ase_lsp_obj_t* name, ase_lsp_obj_t* value);
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ase_lsp_assoc_t* ase_lsp_setfunc (
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ase_lsp_mem_t* mem, ase_lsp_obj_t* name, ase_lsp_obj_t* func);
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/* cons operations */
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ase_size_t ase_lsp_conslen (ase_lsp_mem_t* mem, ase_lsp_obj_t* obj);
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#ifdef __cplusplus
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}
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#endif
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#endif
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