diff options
| -rw-r--r-- | py/modbuiltins.c | 32 | ||||
| -rw-r--r-- | py/mpconfig.h | 6 |
2 files changed, 38 insertions, 0 deletions
diff --git a/py/modbuiltins.c b/py/modbuiltins.c index 17bd30c521..fe8159953a 100644 --- a/py/modbuiltins.c +++ b/py/modbuiltins.c @@ -259,6 +259,35 @@ STATIC mp_obj_t mp_builtin_hex(mp_obj_t o_in) { } MP_DEFINE_CONST_FUN_OBJ_1(mp_builtin_hex_obj, mp_builtin_hex); +#if MICROPY_PY_BUILTINS_INPUT + +#include "py/mphal.h" +#include "lib/mp-readline/readline.h" + +// A port can define mp_hal_readline if they want to use a custom function here +#ifndef mp_hal_readline +#define mp_hal_readline readline +#endif + +STATIC mp_obj_t mp_builtin_input(size_t n_args, const mp_obj_t *args) { + if (n_args == 1) { + mp_obj_print(args[0], PRINT_STR); + } + vstr_t line; + vstr_init(&line, 16); + int ret = mp_hal_readline(&line, ""); + if (ret == CHAR_CTRL_C) { + nlr_raise(mp_obj_new_exception(&mp_type_KeyboardInterrupt)); + } + if (line.len == 0 && ret == CHAR_CTRL_D) { + nlr_raise(mp_obj_new_exception(&mp_type_EOFError)); + } + return mp_obj_new_str_from_vstr(&mp_type_str, &line); +} +MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_builtin_input_obj, 0, 1, mp_builtin_input); + +#endif + STATIC mp_obj_t mp_builtin_iter(mp_obj_t o_in) { return mp_getiter(o_in, NULL); } @@ -676,6 +705,9 @@ STATIC const mp_rom_map_elem_t mp_module_builtins_globals_table[] = { #endif { MP_ROM_QSTR(MP_QSTR_hex), MP_ROM_PTR(&mp_builtin_hex_obj) }, { MP_ROM_QSTR(MP_QSTR_id), MP_ROM_PTR(&mp_builtin_id_obj) }, + #if MICROPY_PY_BUILTINS_INPUT + { MP_ROM_QSTR(MP_QSTR_input), MP_ROM_PTR(&mp_builtin_input_obj) }, + #endif { MP_ROM_QSTR(MP_QSTR_isinstance), MP_ROM_PTR(&mp_builtin_isinstance_obj) }, { MP_ROM_QSTR(MP_QSTR_issubclass), MP_ROM_PTR(&mp_builtin_issubclass_obj) }, { MP_ROM_QSTR(MP_QSTR_iter), MP_ROM_PTR(&mp_builtin_iter_obj) }, diff --git a/py/mpconfig.h b/py/mpconfig.h index 78e346d734..1ec8ae21c8 100644 --- a/py/mpconfig.h +++ b/py/mpconfig.h @@ -791,6 +791,12 @@ typedef double mp_float_t; #define MICROPY_PY_BUILTINS_NOTIMPLEMENTED (0) #endif +// Whether to provide the built-in input() function. The implementation of this +// uses mp-readline, so can only be enabled if the port uses this readline. +#ifndef MICROPY_PY_BUILTINS_INPUT +#define MICROPY_PY_BUILTINS_INPUT (0) +#endif + // Whether to support min/max functions #ifndef MICROPY_PY_BUILTINS_MIN_MAX #define MICROPY_PY_BUILTINS_MIN_MAX (1) |