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84 lines
2.1 KiB
C
84 lines
2.1 KiB
C
/*
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# This file is Copyright 2003, 2006, 2007, 2009, 2010 Dean Hall.
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#
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# This file is part of the PyMite VM.
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# The PyMite VM is free software: you can redistribute it and/or modify
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# it under the terms of the GNU GENERAL PUBLIC LICENSE Version 2.
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#
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# The PyMite VM is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# A copy of the GNU GENERAL PUBLIC LICENSE Version 2
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# is seen in the file COPYING in this directory.
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*/
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#undef __FILE_ID__
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#define __FILE_ID__ 0x04
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/**
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* \file
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* \brief Function Object Type
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*
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* Function object type operations.
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*/
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#include "pm.h"
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PmReturn_t
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func_new(pPmObj_t pco, pPmObj_t pglobals, pPmObj_t *r_pfunc)
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{
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PmReturn_t retval = PM_RET_OK;
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pPmFunc_t pfunc = C_NULL;
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uint8_t *pchunk;
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pPmObj_t pobj;
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uint8_t objid;
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C_ASSERT(OBJ_GET_TYPE(pco) != OBJ_TYPE_COB
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|| OBJ_GET_TYPE(pco) != OBJ_TYPE_NOB);
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C_ASSERT(OBJ_GET_TYPE(pglobals) == OBJ_TYPE_DIC);
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/* Allocate a func obj */
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retval = heap_getChunk(sizeof(PmFunc_t), &pchunk);
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PM_RETURN_IF_ERROR(retval);
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pfunc = (pPmFunc_t)pchunk;
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/* Init func */
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OBJ_SET_TYPE(pfunc, OBJ_TYPE_FXN);
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pfunc->f_co = (pPmCo_t)pco;
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pfunc->f_globals = C_NULL;
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#ifdef HAVE_DEFAULTARGS
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/* Clear default args (will be set later, if at all) */
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pfunc->f_defaultargs = C_NULL;
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#endif /* HAVE_DEFAULTARGS */
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#ifdef HAVE_CLOSURES
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/* Clear field for closure tuple */
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pfunc->f_closure = C_NULL;
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#endif /* HAVE_CLOSURES */
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/* Create attrs dict for regular func (not native) */
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if (OBJ_GET_TYPE(pco) == OBJ_TYPE_COB)
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{
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heap_gcPushTempRoot((pPmObj_t)pfunc, &objid);
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retval = dict_new(&pobj);
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heap_gcPopTempRoot(objid);
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PM_RETURN_IF_ERROR(retval);
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pfunc->f_attrs = (pPmDict_t)pobj;
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/* Store the given globals dict */
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pfunc->f_globals = (pPmDict_t)pglobals;
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}
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else
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{
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pfunc->f_attrs = C_NULL;
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}
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*r_pfunc = (pPmObj_t)pfunc;
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return PM_RET_OK;
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}
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