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Display human readable strings for common OSErrors 

Signed-off-by: Matt Wozniski <mwozniski@bloomberg.net>
This commit is contained in:
Matt Wozniski 2018-05-14 14:54:39 -04:00
parent 0518cc1d94
commit 5833cbe6de
1 changed files with 14 additions and 0 deletions
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14
py/moduerrno.c
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@ -100,6 +100,20 @@ const mp_obj_module_t mp_module_uerrno = {
};
qstr mp_errno_to_str(mp_obj_t errno_val) {
// For commonly encountered errors, return human readable strings
if (MP_OBJ_IS_SMALL_INT(errno_val)) {
switch (MP_OBJ_SMALL_INT_VALUE(errno_val)) {
case EPERM: return MP_QSTR_Permission_space_denied;
case ENOENT: return MP_QSTR_No_space_such_space_file_slash_directory;
case EIO: return MP_QSTR_Input_slash_output_space_error;
case EACCES: return MP_QSTR_Permission_space_denied;
case EEXIST: return MP_QSTR_File_space_exists;
case ENODEV: return MP_QSTR_Unsupported_space_operation;
case EINVAL: return MP_QSTR_Invalid_space_argument;
}
}
// Otherwise, return the Exxxx string for that error code
#if MICROPY_PY_UERRNO_ERRORCODE
// We have the errorcode dict so can do a lookup using the hash map
mp_map_elem_t *elem = mp_map_lookup((mp_map_t*)&errorcode_dict.map, errno_val, MP_MAP_LOOKUP);