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https://github.com/licsber/micropython.git
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d5df6cd44a
Some tools do not support local/static symbols (one example is GNU ld map file). Exposing all functions will allow to do detailed size comparisons, etc. Also, added bunch of statics where they were missing, and replaced few identity functions with global mp_identity().
78 lines
2.4 KiB
C
78 lines
2.4 KiB
C
#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <assert.h>
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#include "nlr.h"
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#include "misc.h"
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#include "mpconfig.h"
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#include "qstr.h"
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#include "obj.h"
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#include "runtime.h"
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#include "map.h"
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typedef struct _mp_obj_module_t {
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mp_obj_base_t base;
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qstr name;
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mp_map_t *globals;
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} mp_obj_module_t;
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STATIC void module_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
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mp_obj_module_t *self = self_in;
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print(env, "<module '%s' from '-unknown-file-'>", qstr_str(self->name));
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}
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STATIC void module_load_attr(mp_obj_t self_in, qstr attr, mp_obj_t *dest) {
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mp_obj_module_t *self = self_in;
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mp_map_elem_t *elem = mp_map_lookup(self->globals, MP_OBJ_NEW_QSTR(attr), MP_MAP_LOOKUP);
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if (elem != NULL) {
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dest[0] = elem->value;
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}
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}
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STATIC bool module_store_attr(mp_obj_t self_in, qstr attr, mp_obj_t value) {
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mp_obj_module_t *self = self_in;
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// TODO CPython allows STORE_ATTR to a module, but is this the correct implementation?
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mp_map_lookup(self->globals, MP_OBJ_NEW_QSTR(attr), MP_MAP_LOOKUP_ADD_IF_NOT_FOUND)->value = value;
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return true;
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}
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const mp_obj_type_t module_type = {
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{ &mp_const_type },
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"module",
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.print = module_print,
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.load_attr = module_load_attr,
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.store_attr = module_store_attr,
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};
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mp_obj_t mp_obj_new_module(qstr module_name) {
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mp_map_elem_t *el = mp_map_lookup(rt_loaded_modules_get(), MP_OBJ_NEW_QSTR(module_name), MP_MAP_LOOKUP_ADD_IF_NOT_FOUND);
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// We could error out if module already exists, but let C extensions
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// add new members to existing modules.
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if (el->value != MP_OBJ_NULL) {
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return el->value;
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}
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mp_obj_module_t *o = m_new_obj(mp_obj_module_t);
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o->base.type = &module_type;
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o->name = module_name;
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o->globals = mp_map_new(1);
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el->value = o;
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mp_map_lookup(o->globals, MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_MAP_LOOKUP_ADD_IF_NOT_FOUND)->value = MP_OBJ_NEW_QSTR(module_name);
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return o;
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}
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mp_obj_t mp_obj_module_get(qstr module_name) {
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mp_map_elem_t *el = mp_map_lookup(rt_loaded_modules_get(), MP_OBJ_NEW_QSTR(module_name), MP_MAP_LOOKUP);
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if (el == NULL) {
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return MP_OBJ_NULL;
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}
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return el->value;
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}
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mp_map_t *mp_obj_module_get_globals(mp_obj_t self_in) {
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assert(MP_OBJ_IS_TYPE(self_in, &module_type));
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mp_obj_module_t *self = self_in;
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return self->globals;
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}
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