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extmod/vfs: Allow "buffering" and "encoding" args to VFS's open().

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These args are currently ignored but are parsed to make it easier to
write portable scripts between CPython and MicroPython.
This commit is contained in:
Damien George 2017-06-07 15:29:53 +10:00
parent f6ef8e3f17
commit 7ecfbb8267
1 changed files with 3 additions and 0 deletions
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extmod/vfs.c
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@ -228,11 +228,14 @@ mp_obj_t mp_vfs_umount(mp_obj_t mnt_in) {
} }
MP_DEFINE_CONST_FUN_OBJ_1(mp_vfs_umount_obj, mp_vfs_umount); MP_DEFINE_CONST_FUN_OBJ_1(mp_vfs_umount_obj, mp_vfs_umount);
// Note: buffering and encoding args are currently ignored
mp_obj_t mp_vfs_open(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { mp_obj_t mp_vfs_open(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_file, ARG_mode, ARG_encoding }; enum { ARG_file, ARG_mode, ARG_encoding };
static const mp_arg_t allowed_args[] = { static const mp_arg_t allowed_args[] = {
{ MP_QSTR_file, MP_ARG_OBJ | MP_ARG_REQUIRED, {.u_rom_obj = MP_ROM_PTR(&mp_const_none_obj)} }, { MP_QSTR_file, MP_ARG_OBJ | MP_ARG_REQUIRED, {.u_rom_obj = MP_ROM_PTR(&mp_const_none_obj)} },
{ MP_QSTR_mode, MP_ARG_OBJ, {.u_rom_obj = MP_ROM_QSTR(MP_QSTR_r)} }, { MP_QSTR_mode, MP_ARG_OBJ, {.u_rom_obj = MP_ROM_QSTR(MP_QSTR_r)} },
{ MP_QSTR_buffering, MP_ARG_INT, {.u_int = -1} },
{ MP_QSTR_encoding, MP_ARG_OBJ, {.u_rom_obj = MP_ROM_PTR(&mp_const_none_obj)} },
}; };
// parse args // parse args