py: Add uerrno module, with errno constants and dict.

This commit is contained in:
Damien George 2016-05-10 10:54:25 +01:00
parent 3f56fd64b8
commit 596a3feb8f
5 changed files with 87 additions and 0 deletions

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@ -98,6 +98,7 @@ extern const mp_obj_module_t mp_module_gc;
extern const mp_obj_dict_t mp_module_builtins_globals;
// extmod modules
extern const mp_obj_module_t mp_module_uerrno;
extern const mp_obj_module_t mp_module_uctypes;
extern const mp_obj_module_t mp_module_uzlib;
extern const mp_obj_module_t mp_module_ujson;

77
py/moduerrno.c Normal file
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@ -0,0 +1,77 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2016 Damien P. George
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <assert.h>
#include <string.h>
#include "py/obj.h"
#include "py/mperrno.h"
#if MICROPY_PY_UERRNO
#define ERRNO_LIST \
X(EPERM) \
X(ENOENT) \
X(EIO) \
X(EAGAIN) \
X(ETIMEDOUT) \
STATIC const mp_rom_map_elem_t errorcode_table[] = {
#define X(e) { MP_ROM_INT(MP_ ## e), MP_ROM_QSTR(MP_QSTR_## e) },
ERRNO_LIST
#undef X
};
STATIC const mp_obj_dict_t errorcode_dict = {
.base = {&mp_type_dict},
.map = {
.all_keys_are_qstrs = 0, // keys are integers
.is_fixed = 1,
.is_ordered = 1,
.used = MP_ARRAY_SIZE(errorcode_table),
.alloc = MP_ARRAY_SIZE(errorcode_table),
.table = (mp_map_elem_t*)(mp_rom_map_elem_t*)errorcode_table,
},
};
STATIC const mp_rom_map_elem_t mp_module_uerrno_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_uerrno) },
{ MP_ROM_QSTR(MP_QSTR_errorcode), MP_ROM_PTR(&errorcode_dict) },
#define X(e) { MP_ROM_QSTR(MP_QSTR_## e), MP_ROM_INT(MP_ ## e) },
ERRNO_LIST
#undef X
};
STATIC MP_DEFINE_CONST_DICT(mp_module_uerrno_globals, mp_module_uerrno_globals_table);
const mp_obj_module_t mp_module_uerrno = {
.base = { &mp_type_module },
.name = MP_QSTR_uerrno,
.globals = (mp_obj_dict_t*)&mp_module_uerrno_globals,
};
#endif //MICROPY_PY_UERRNO

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@ -814,6 +814,11 @@ typedef double mp_float_t;
#define MICROPY_PY_SYS_STDIO_BUFFER (0)
#endif
// Whether to provide "uerrno" module
#ifndef MICROPY_PY_UERRNO
#define MICROPY_PY_UERRNO (0)
#endif
// Extended modules
#ifndef MICROPY_PY_UCTYPES

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@ -163,6 +163,9 @@ STATIC const mp_rom_map_elem_t mp_builtin_module_table[] = {
// extmod modules
#if MICROPY_PY_UERRNO
{ MP_ROM_QSTR(MP_QSTR_uerrno), MP_ROM_PTR(&mp_module_uerrno) },
#endif
#if MICROPY_PY_UCTYPES
{ MP_ROM_QSTR(MP_QSTR_uctypes), MP_ROM_PTR(&mp_module_uctypes) },
#endif

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@ -160,6 +160,7 @@ PY_O_BASENAME = \
modmicropython.o \
modstruct.o \
modsys.o \
moduerrno.o \
vm.o \
bc.o \
showbc.o \