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extmod/vfs_fat: Add .remove() method.

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Based on stmhal implementation - rather small, so just duplicating.
This commit is contained in:
Paul Sokolovsky 2016-02-28 20:30:07 +02:00
parent 9c081b740b
commit 19749db7bf
1 changed files with 15 additions and 0 deletions
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15
extmod/vfs_fat.c
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@ -74,10 +74,25 @@ STATIC mp_obj_t fat_vfs_listdir_func(size_t n_args, const mp_obj_t *args) {
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(fat_vfs_listdir_obj, 1, 2, fat_vfs_listdir_func);
STATIC mp_obj_t fat_vfs_remove(mp_obj_t vfs_in, mp_obj_t path_in) {
const char *path = mp_obj_str_get_str(path_in);
// TODO check that path is actually a file before trying to unlink it
FRESULT res = f_unlink(path);
switch (res) {
case FR_OK:
return mp_const_none;
default:
// TODO: standard errno's
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_OSError, "Error removing file '%s'", path));
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(fat_vfs_remove_obj, fat_vfs_remove);
STATIC const mp_rom_map_elem_t fat_vfs_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_mkfs), MP_ROM_PTR(&fat_vfs_mkfs_obj) },
{ MP_ROM_QSTR(MP_QSTR_open), MP_ROM_PTR(&fat_vfs_open_obj) },
{ MP_ROM_QSTR(MP_QSTR_listdir), MP_ROM_PTR(&fat_vfs_listdir_obj) },
{ MP_ROM_QSTR(MP_QSTR_remove), MP_ROM_PTR(&fat_vfs_remove_obj) },
};
STATIC MP_DEFINE_CONST_DICT(fat_vfs_locals_dict, fat_vfs_locals_dict_table);