2005-05-08 07:39:51 +00:00
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/*
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2005-07-24 16:50:53 +00:00
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* $Id: stx.c,v 1.35 2005-07-24 16:50:53 bacon Exp $
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2005-05-08 07:39:51 +00:00
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*/
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#include <xp/stx/stx.h>
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#include <xp/stx/memory.h>
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2005-05-19 16:41:10 +00:00
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#include <xp/stx/misc.h>
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2005-05-08 07:39:51 +00:00
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2005-06-08 16:05:41 +00:00
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xp_stx_t* xp_stx_open (xp_stx_t* stx, xp_word_t capacity)
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2005-05-08 07:39:51 +00:00
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{
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2005-07-24 16:50:53 +00:00
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xp_word_t i;
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2005-05-08 07:39:51 +00:00
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if (stx == XP_NULL) {
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2005-06-08 16:05:41 +00:00
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stx = (xp_stx_t*)xp_malloc (xp_sizeof(stx));
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2005-05-08 07:39:51 +00:00
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if (stx == XP_NULL) return XP_NULL;
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stx->__malloced = xp_true;
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}
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else stx->__malloced = xp_false;
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if (xp_stx_memory_open (&stx->memory, capacity) == XP_NULL) {
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2005-06-08 16:05:41 +00:00
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if (stx->__malloced) xp_free (stx);
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2005-05-08 07:39:51 +00:00
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return XP_NULL;
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}
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2005-07-24 16:50:53 +00:00
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stx->symtab.size = 0;
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stx->symtab.capacity = 256;
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stx->symtab.data = (xp_word_t*)xp_malloc (
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xp_sizeof(xp_word_t) * stx->symtab.capacity);
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if (stx->symtab.data == XP_NULL) {
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xp_stx_memory_close (&stx->memory);
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if (stx->__malloced) xp_free (stx);
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return XP_NULL;
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}
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2005-05-08 10:31:25 +00:00
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stx->nil = XP_STX_NIL;
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stx->true = XP_STX_TRUE;
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stx->false = XP_STX_FALSE;
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2005-05-10 06:08:57 +00:00
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stx->symbol_table = XP_STX_NIL;
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2005-05-17 16:18:56 +00:00
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stx->smalltalk = XP_STX_NIL;
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2005-05-18 04:01:51 +00:00
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stx->class_symlink = XP_STX_NIL;
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2005-05-10 15:15:58 +00:00
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stx->class_symbol = XP_STX_NIL;
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2005-05-10 12:00:43 +00:00
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stx->class_metaclass = XP_STX_NIL;
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2005-07-19 12:08:04 +00:00
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stx->class_association = XP_STX_NIL;
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2005-05-17 16:18:56 +00:00
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2005-05-25 16:44:05 +00:00
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stx->class_object = XP_STX_NIL;
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stx->class_class = XP_STX_NIL;
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2005-07-05 04:29:31 +00:00
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stx->class_bytearray = XP_STX_NIL;
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2005-05-23 14:43:03 +00:00
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stx->class_array = XP_STX_NIL;
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2005-07-05 04:29:31 +00:00
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stx->class_string = XP_STX_NIL;
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2005-07-19 12:08:04 +00:00
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stx->class_system_dictionary = XP_STX_NIL;
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2005-07-05 09:02:13 +00:00
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stx->class_method = XP_STX_NIL;
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2005-07-12 16:16:42 +00:00
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stx->class_smallinteger = XP_STX_NIL;
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2005-05-10 06:08:57 +00:00
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2005-07-24 16:50:53 +00:00
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for (i = 0; i < stx->symtab.capacity; i++) {
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stx->symtab.data[i] = stx->nil;
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}
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2005-05-15 18:37:00 +00:00
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stx->__wantabort = xp_false;
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2005-05-08 07:39:51 +00:00
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return stx;
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}
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void xp_stx_close (xp_stx_t* stx)
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{
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2005-07-24 16:50:53 +00:00
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xp_free (stx->symtab.data);
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2005-05-08 07:39:51 +00:00
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xp_stx_memory_close (&stx->memory);
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2005-06-08 16:05:41 +00:00
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if (stx->__malloced) xp_free (stx);
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2005-05-08 07:39:51 +00:00
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}
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