quinn-os/my-basic
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*polished code.

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This commit is contained in:
paladin-t 2016-03-15 13:20:16 +08:00
parent 815f52f4ce
commit 3227bb521c
1 changed files with 28 additions and 22 deletions
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50
core/my_basic.c
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@ -120,7 +120,7 @@ extern "C" {
#endif /* islower */
#ifndef toupper
# define toupper(__c) ((islower(__c)) ? ((__c) - 'a' + 'A') : (__c))
# define toupper(__c) (islower(__c) ? ((__c) - 'a' + 'A') : (__c))
#endif /* toupper */
#define _copy_bytes(__l, __r) do { memcpy((__l), (__r), sizeof(mb_val_bytes_t)); } while(0)
@ -1147,15 +1147,16 @@ static int _ht_remove_exist(void* data, void* extra, _ht_node_t* ht);
if((H)->array) { \
for(__ul = 0; __ul < (H)->array_size; ++__ul) { \
__bucket = (H)->array[__ul]; \
if(__bucket) \
if(__bucket) { \
_LS_FOREACH(__bucket, O, P, E); \
} \
} \
} \
} while(0)
/** Memory manipulations */
#define _MB_CHECK_MEM_TAG_SIZE(y, s) ((mb_mem_tag_t)(s) == (s))
#define _MB_WRITE_MEM_TAG_SIZE(t, s) (*((mb_mem_tag_t*)((char*)(t) - _MB_MEM_TAG_SIZE)) = (mb_mem_tag_t)s)
#define _MB_WRITE_MEM_TAG_SIZE(t, s) (*((mb_mem_tag_t*)((char*)(t) - _MB_MEM_TAG_SIZE)) = (mb_mem_tag_t)(s))
#define _MB_READ_MEM_TAG_SIZE(t) (*((mb_mem_tag_t*)((char*)(t) - _MB_MEM_TAG_SIZE)))
#ifdef MB_ENABLE_ALLOC_STAT
@ -1195,6 +1196,7 @@ static int _get_priority_index(mb_func_t op);
static _object_t* _operate_operand(mb_interpreter_t* s, _object_t* optr, _object_t* opnd1, _object_t* opnd2, int* status);
static bool_t _is_expression_terminal(mb_interpreter_t* s, _object_t* obj);
static bool_t _is_unexpected_calc_type(mb_interpreter_t* s, _object_t* obj);
static bool_t _is_referenced_calc_type(mb_interpreter_t* s, _object_t* obj);
static int _calc_expression(mb_interpreter_t* s, _ls_node_t** l, _object_t** val);
static _ls_node_t* _push_var_args(mb_interpreter_t* s);
static void _pop_var_args(mb_interpreter_t* s, _ls_node_t* last_var_args);
@ -1735,7 +1737,7 @@ static int _close_coll_lib(mb_interpreter_t* s);
_ls_node_t* ast = 0; static int i = 0; ++i; \
printf("Unaccessable function called %d times.\n", i); \
ast = (_ls_node_t*)(*(__l)); \
_handle_error_on_obj((__s), SE_RN_WRONG_FUNCTION_REACHED, (__s)->source_file, DON(ast), MB_FUNC_ERR, __exit, __result); \
_handle_error_on_obj((__s), SE_RN_WRONG_FUNCTION_REACHED, (__s)->source_file, DON(ast), MB_FUNC_ERR, __exit, (__result)); \
} while(0)
# endif /* MB_CP_VC < 1300 */
#endif /* MB_CP_VC */
@ -1743,7 +1745,7 @@ static int _close_coll_lib(mb_interpreter_t* s);
# define _do_nothing(__s, __l, __exit, __result) \
do { \
_ls_node_t* ast = (_ls_node_t*)(*(__l)); \
_handle_error_on_obj((__s), SE_RN_WRONG_FUNCTION_REACHED, (char*)MB_FUNC, DON(ast), MB_FUNC_ERR, __exit, __result); \
_handle_error_on_obj((__s), SE_RN_WRONG_FUNCTION_REACHED, (char*)MB_FUNC, DON(ast), MB_FUNC_ERR, __exit, (__result)); \
} while(0);
#endif /* _do_nothing */
@ -3213,6 +3215,24 @@ static bool_t _is_unexpected_calc_type(mb_interpreter_t* s, _object_t* obj) {
);
}
static bool_t _is_referenced_calc_type(mb_interpreter_t* s, _object_t* obj) {
/* Determine whether an object is a referenced calculation result */
mb_assert(s && obj);
return
#ifdef MB_ENABLE_USERTYPE_REF
(obj->type == _DT_USERTYPE_REF) ||
#endif /* MB_ENABLE_USERTYPE_REF */
#ifdef MB_ENABLE_COLLECTION_LIB
(obj->type == _DT_LIST) || (obj->type == _DT_DICT) || (obj->type == _DT_LIST_IT) || (obj->type == _DT_DICT_IT) ||
#endif /* MB_ENABLE_COLLECTION_LIB */
#ifdef MB_ENABLE_CLASS
(obj->type == _DT_CLASS) ||
#endif /* MB_ENABLE_CLASS */
(obj->type == _DT_ARRAY) ||
(obj->type == _DT_ROUTINE);
}
static int _calc_expression(mb_interpreter_t* s, _ls_node_t** l, _object_t** val) {
/* Calculate an expression */
int result = 0;
@ -3624,24 +3644,11 @@ _var:
if(guard_val != c && _ls_try_remove(garbage, c, _ls_cmp_data, 0)) {
_try_clear_intermediate_value(c, 0, s);
if(
#ifdef MB_ENABLE_USERTYPE_REF
c->type == _DT_USERTYPE_REF ||
#endif /* MB_ENABLE_USERTYPE_REF */
#ifdef MB_ENABLE_COLLECTION_LIB
c->type == _DT_LIST || c->type == _DT_DICT || c->type == _DT_LIST_IT || c->type == _DT_DICT_IT ||
#endif /* MB_ENABLE_COLLECTION_LIB */
#ifdef MB_ENABLE_CLASS
c->type == _DT_CLASS ||
#endif /* MB_ENABLE_CLASS */
c->type == _DT_ARRAY ||
c->type == _DT_ROUTINE
) {
if(_is_referenced_calc_type(s, c))
_destroy_object_capsule_only(c, 0);
} else {
else
_destroy_object(c, 0);
}
}
while(0) {
_error:
@ -4973,9 +4980,8 @@ _end_import:
if(context->current_char == ':') {
if(!context->last_symbol || _IS_EOS(context->last_symbol)) {
glbsyminscope = _search_identifier_in_scope_chain(s, 0, sym, 0, 0, 0);
if(glbsyminscope) {
if(glbsyminscope)
memcpy(*value, &glbsyminscope->data, sizeof(glbsyminscope->data));
}
result = _DT_LABEL;