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circuitpython/ports/unix/mpconfigport.h
Damien George 2a72e90ab8 extmod/vfs: Add option to use 1970 as Epoch. 
By setting MICROPY_EPOCH_IS_1970 a port can opt to use 1970/1/1 as the
Epoch for timestamps returned by stat().  And this setting is enabled on
the unix and windows ports because that's what they use.

Signed-off-by: Damien George <damien@micropython.org>
2020-09-01 12:36:28 +10:00

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 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.
*/
// Options to control how MicroPython is built for this port,
// overriding defaults in py/mpconfig.h.
// Variant-specific definitions.
#include "mpconfigvariant.h"
// The minimal variant's config covers everything.
// If we're building the minimal variant, ignore the rest of this file.
#ifndef MICROPY_UNIX_MINIMAL
#define MICROPY_ALLOC_PATH_MAX (PATH_MAX)
#define MICROPY_PERSISTENT_CODE_LOAD (1)
#if !defined(MICROPY_EMIT_X64) && defined(__x86_64__)
#define MICROPY_EMIT_X64 (1)
#endif
#if !defined(MICROPY_EMIT_X86) && defined(__i386__)
#define MICROPY_EMIT_X86 (1)
#endif
#if !defined(MICROPY_EMIT_THUMB) && defined(__thumb2__)
#define MICROPY_EMIT_THUMB (1)
#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)((mp_uint_t)(p) | 1))
#endif
// Some compilers define __thumb2__ and __arm__ at the same time, let
// autodetected thumb2 emitter have priority.
#if !defined(MICROPY_EMIT_ARM) && defined(__arm__) && !defined(__thumb2__)
#define MICROPY_EMIT_ARM (1)
#endif
#define MICROPY_COMP_MODULE_CONST (1)
#define MICROPY_COMP_TRIPLE_TUPLE_ASSIGN (1)
#define MICROPY_COMP_RETURN_IF_EXPR (1)
#define MICROPY_ENABLE_GC (1)
#define MICROPY_ENABLE_FINALISER (1)
#define MICROPY_STACK_CHECK (1)
#define MICROPY_MALLOC_USES_ALLOCATED_SIZE (1)
#define MICROPY_MEM_STATS (1)
#define MICROPY_DEBUG_PRINTERS (1)
// Printing debug to stderr may give tests which
// check stdout a chance to pass, etc.
#define MICROPY_DEBUG_PRINTER (&mp_stderr_print)
#define MICROPY_READER_POSIX (1)
#define MICROPY_USE_READLINE_HISTORY (1)
#define MICROPY_HELPER_REPL (1)
#define MICROPY_REPL_EMACS_KEYS (1)
#define MICROPY_REPL_AUTO_INDENT (1)
#define MICROPY_HELPER_LEXER_UNIX (1)
#define MICROPY_ENABLE_SOURCE_LINE (1)
#ifndef MICROPY_FLOAT_IMPL
#define MICROPY_FLOAT_IMPL (MICROPY_FLOAT_IMPL_DOUBLE)
#endif
#define MICROPY_LONGINT_IMPL (MICROPY_LONGINT_IMPL_MPZ)
#ifndef MICROPY_STREAMS_NON_BLOCK
#define MICROPY_STREAMS_NON_BLOCK (1)
#endif
#define MICROPY_STREAMS_POSIX_API (1)
#define MICROPY_OPT_COMPUTED_GOTO (1)
#ifndef MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE
#define MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE (1)
#endif
#define MICROPY_MODULE_WEAK_LINKS (1)
#define MICROPY_CAN_OVERRIDE_BUILTINS (1)
#define MICROPY_VFS_POSIX_FILE (1)
#define MICROPY_PY_FUNCTION_ATTRS (1)
#define MICROPY_PY_DESCRIPTORS (1)
#define MICROPY_PY_BUILTINS_STR_UNICODE (1)
#define MICROPY_PY_BUILTINS_STR_CENTER (1)
#define MICROPY_PY_BUILTINS_STR_PARTITION (1)
#define MICROPY_PY_BUILTINS_STR_SPLITLINES (1)
#define MICROPY_PY_BUILTINS_MEMORYVIEW (1)
#define MICROPY_PY_BUILTINS_FROZENSET (1)
#define MICROPY_PY_BUILTINS_COMPILE (1)
#define MICROPY_PY_BUILTINS_NOTIMPLEMENTED (1)
#define MICROPY_PY_BUILTINS_INPUT (1)
#define MICROPY_PY_BUILTINS_POW3 (1)
#define MICROPY_PY_BUILTINS_ROUND_INT (1)
#define MICROPY_PY_MICROPYTHON_MEM_INFO (1)
#define MICROPY_PY_ALL_SPECIAL_METHODS (1)
#define MICROPY_PY_REVERSE_SPECIAL_METHODS (1)
#define MICROPY_PY_ARRAY_SLICE_ASSIGN (1)
#define MICROPY_PY_BUILTINS_SLICE_ATTRS (1)
#define MICROPY_PY_BUILTINS_SLICE_INDICES (1)
#define MICROPY_PY_SYS_EXIT (1)
#define MICROPY_PY_SYS_ATEXIT (1)
#if MICROPY_PY_SYS_SETTRACE
#define MICROPY_PERSISTENT_CODE_SAVE (1)
#define MICROPY_COMP_CONST (0)
#endif
#ifndef MICROPY_PY_SYS_PLATFORM
#if defined(__APPLE__) && defined(__MACH__)
#define MICROPY_PY_SYS_PLATFORM "darwin"
#else
#define MICROPY_PY_SYS_PLATFORM "linux"
#endif
#endif
#define MICROPY_PY_SYS_MAXSIZE (1)
#define MICROPY_PY_SYS_STDFILES (1)
#define MICROPY_PY_SYS_EXC_INFO (1)
#define MICROPY_PY_COLLECTIONS_DEQUE (1)
#define MICROPY_PY_COLLECTIONS_ORDEREDDICT (1)
#ifndef MICROPY_PY_MATH_SPECIAL_FUNCTIONS
#define MICROPY_PY_MATH_SPECIAL_FUNCTIONS (1)
#endif
#define MICROPY_PY_MATH_ISCLOSE (MICROPY_PY_MATH_SPECIAL_FUNCTIONS)
#define MICROPY_PY_CMATH (1)
#define MICROPY_PY_IO_IOBASE (1)
#define MICROPY_PY_IO_FILEIO (1)
#define MICROPY_PY_GC_COLLECT_RETVAL (1)
#ifndef MICROPY_STACKLESS
#define MICROPY_STACKLESS (0)
#define MICROPY_STACKLESS_STRICT (0)
#endif
#define MICROPY_PY_OS_STATVFS (1)
#define MICROPY_PY_UTIME (1)
#define MICROPY_PY_UTIME_MP_HAL (1)
#define MICROPY_PY_UERRNO (1)
#define MICROPY_PY_UCTYPES (1)
#define MICROPY_PY_UZLIB (1)
#define MICROPY_PY_UJSON (1)
#define MICROPY_PY_URE (1)
#define MICROPY_PY_UHEAPQ (1)
#define MICROPY_PY_UTIMEQ (1)
#define MICROPY_PY_UHASHLIB (1)
#if MICROPY_PY_USSL
#define MICROPY_PY_UHASHLIB_MD5 (1)
#define MICROPY_PY_UHASHLIB_SHA1 (1)
#define MICROPY_PY_UCRYPTOLIB (1)
#endif
#define MICROPY_PY_UBINASCII (1)
#define MICROPY_PY_UBINASCII_CRC32 (1)
#define MICROPY_PY_URANDOM (1)
#ifndef MICROPY_PY_USELECT_POSIX
#define MICROPY_PY_USELECT_POSIX (1)
#endif
#define MICROPY_PY_UWEBSOCKET (1)
#define MICROPY_PY_MACHINE (1)
#define MICROPY_PY_MACHINE_PULSE (1)
#define MICROPY_MACHINE_MEM_GET_READ_ADDR mod_machine_mem_get_addr
#define MICROPY_MACHINE_MEM_GET_WRITE_ADDR mod_machine_mem_get_addr
#define MICROPY_FATFS_ENABLE_LFN (1)
#define MICROPY_FATFS_RPATH (2)
#define MICROPY_FATFS_MAX_SS (4096)
#define MICROPY_FATFS_LFN_CODE_PAGE 437 /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
// Define to MICROPY_ERROR_REPORTING_DETAILED to get function, etc.
// names in exception messages (may require more RAM).
#define MICROPY_ERROR_REPORTING (MICROPY_ERROR_REPORTING_DETAILED)
#define MICROPY_WARNINGS (1)
#define MICROPY_ERROR_PRINTER (&mp_stderr_print)
#define MICROPY_PY_STR_BYTES_CMP_WARN (1)
// VFS stat functions should return time values relative to 1970/1/1
#define MICROPY_EPOCH_IS_1970 (1)
extern const struct _mp_print_t mp_stderr_print;
#if !(defined(MICROPY_GCREGS_SETJMP) || defined(__x86_64__) || defined(__i386__) || defined(__thumb2__) || defined(__thumb__) || defined(__arm__))
// Fall back to setjmp() implementation for discovery of GC pointers in registers.
#define MICROPY_GCREGS_SETJMP (1)
#endif
#define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF (1)
#define MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE (256)
#define MICROPY_KBD_EXCEPTION (1)
#define MICROPY_ASYNC_KBD_INTR (1)
#define mp_type_fileio mp_type_vfs_posix_fileio
#define mp_type_textio mp_type_vfs_posix_textio
extern const struct _mp_obj_module_t mp_module_machine;
extern const struct _mp_obj_module_t mp_module_os;
extern const struct _mp_obj_module_t mp_module_uos_vfs;
extern const struct _mp_obj_module_t mp_module_uselect;
extern const struct _mp_obj_module_t mp_module_time;
extern const struct _mp_obj_module_t mp_module_termios;
extern const struct _mp_obj_module_t mp_module_socket;
extern const struct _mp_obj_module_t mp_module_ffi;
extern const struct _mp_obj_module_t mp_module_jni;
#if MICROPY_PY_UOS_VFS
#define MICROPY_PY_UOS_DEF { MP_ROM_QSTR(MP_QSTR_uos), MP_ROM_PTR(&mp_module_uos_vfs) },
#else
#define MICROPY_PY_UOS_DEF { MP_ROM_QSTR(MP_QSTR_uos), MP_ROM_PTR(&mp_module_os) },
#endif
#if MICROPY_PY_FFI
#define MICROPY_PY_FFI_DEF { MP_ROM_QSTR(MP_QSTR_ffi), MP_ROM_PTR(&mp_module_ffi) },
#else
#define MICROPY_PY_FFI_DEF
#endif
#if MICROPY_PY_JNI
#define MICROPY_PY_JNI_DEF { MP_ROM_QSTR(MP_QSTR_jni), MP_ROM_PTR(&mp_module_jni) },
#else
#define MICROPY_PY_JNI_DEF
#endif
#if MICROPY_PY_UTIME
#define MICROPY_PY_UTIME_DEF { MP_ROM_QSTR(MP_QSTR_utime), MP_ROM_PTR(&mp_module_time) },
#else
#define MICROPY_PY_UTIME_DEF
#endif
#if MICROPY_PY_TERMIOS
#define MICROPY_PY_TERMIOS_DEF { MP_ROM_QSTR(MP_QSTR_termios), MP_ROM_PTR(&mp_module_termios) },
#else
#define MICROPY_PY_TERMIOS_DEF
#endif
#if MICROPY_PY_SOCKET
#define MICROPY_PY_SOCKET_DEF { MP_ROM_QSTR(MP_QSTR_usocket), MP_ROM_PTR(&mp_module_socket) },
#else
#define MICROPY_PY_SOCKET_DEF
#endif
#if MICROPY_PY_USELECT_POSIX
#define MICROPY_PY_USELECT_DEF { MP_ROM_QSTR(MP_QSTR_uselect), MP_ROM_PTR(&mp_module_uselect) },
#else
#define MICROPY_PY_USELECT_DEF
#endif
#define MICROPY_PORT_BUILTIN_MODULES \
MICROPY_PY_FFI_DEF \
MICROPY_PY_JNI_DEF \
MICROPY_PY_UTIME_DEF \
MICROPY_PY_SOCKET_DEF \
{ MP_ROM_QSTR(MP_QSTR_umachine), MP_ROM_PTR(&mp_module_machine) }, \
MICROPY_PY_UOS_DEF \
MICROPY_PY_USELECT_DEF \
MICROPY_PY_TERMIOS_DEF \
// type definitions for the specific machine
// For size_t and ssize_t
#include <unistd.h>
// assume that if we already defined the obj repr then we also defined types
#ifndef MICROPY_OBJ_REPR
#ifdef __LP64__
typedef long mp_int_t; // must be pointer size
typedef unsigned long mp_uint_t; // must be pointer size
#else
// These are definitions for machines where sizeof(int) == sizeof(void*),
// regardless of actual size.
typedef int mp_int_t; // must be pointer size
typedef unsigned int mp_uint_t; // must be pointer size
#endif
#endif
// Cannot include <sys/types.h>, as it may lead to symbol name clashes
#if _FILE_OFFSET_BITS == 64 && !defined(__LP64__)
typedef long long mp_off_t;
#else
typedef long mp_off_t;
#endif
void mp_unix_alloc_exec(size_t min_size, void **ptr, size_t *size);
void mp_unix_free_exec(void *ptr, size_t size);
void mp_unix_mark_exec(void);
#define MP_PLAT_ALLOC_EXEC(min_size, ptr, size) mp_unix_alloc_exec(min_size, ptr, size)
#define MP_PLAT_FREE_EXEC(ptr, size) mp_unix_free_exec(ptr, size)
#ifndef MICROPY_FORCE_PLAT_ALLOC_EXEC
// Use MP_PLAT_ALLOC_EXEC for any executable memory allocation, including for FFI
// (overriding libffi own implementation)
#define MICROPY_FORCE_PLAT_ALLOC_EXEC (1)
#endif
#ifdef __linux__
// Can access physical memory using /dev/mem
#define MICROPY_PLAT_DEV_MEM (1)
#endif
// Assume that select() call, interrupted with a signal, and erroring
// with EINTR, updates remaining timeout value.
#define MICROPY_SELECT_REMAINING_TIME (1)
#ifdef __ANDROID__
#include <android/api-level.h>
#if __ANDROID_API__ < 4
// Bionic libc in Android 1.5 misses these 2 functions
#define MP_NEED_LOG2 (1)
#define nan(x) NAN
#endif
#endif
#define MICROPY_PORT_BUILTINS \
{ MP_ROM_QSTR(MP_QSTR_open), MP_ROM_PTR(&mp_builtin_open_obj) },
#define MP_STATE_PORT MP_STATE_VM
#if MICROPY_PY_BLUETOOTH && MICROPY_BLUETOOTH_BTSTACK
struct _mp_bluetooth_btstack_root_pointers_t;
#define MICROPY_BLUETOOTH_ROOT_POINTERS struct _mp_bluetooth_btstack_root_pointers_t *bluetooth_btstack_root_pointers;
#else
#define MICROPY_BLUETOOTH_ROOT_POINTERS
#endif
#define MICROPY_PORT_ROOT_POINTERS \
const char *readline_hist[50]; \
void *mmap_region_head; \
MICROPY_BLUETOOTH_ROOT_POINTERS \
// We need to provide a declaration/definition of alloca()
// unless support for it is disabled.
#if !defined(MICROPY_NO_ALLOCA) || MICROPY_NO_ALLOCA == 0
#ifdef __FreeBSD__
#include <stdlib.h>
#else
#include <alloca.h>
#endif
#endif
// From "man readdir": "Under glibc, programs can check for the availability
// of the fields [in struct dirent] not defined in POSIX.1 by testing whether
// the macros [...], _DIRENT_HAVE_D_TYPE are defined."
// Other libc's don't define it, but proactively assume that dirent->d_type
// is available on a modern *nix system.
#ifndef _DIRENT_HAVE_D_TYPE
#define _DIRENT_HAVE_D_TYPE (1)
#endif
// This macro is not provided by glibc but we need it so ports that don't have
// dirent->d_ino can disable the use of this field.
#ifndef _DIRENT_HAVE_D_INO
#define _DIRENT_HAVE_D_INO (1)
#endif
#ifndef __APPLE__
// For debugging purposes, make printf() available to any source file.
#include <stdio.h>
#endif
#if MICROPY_PY_THREAD
#define MICROPY_BEGIN_ATOMIC_SECTION() (mp_thread_unix_begin_atomic_section(), 0)
#define MICROPY_END_ATOMIC_SECTION(x) (void)x; mp_thread_unix_end_atomic_section()
#endif
#define MICROPY_EVENT_POLL_HOOK mp_hal_delay_us(500);
#include <sched.h>
#define MICROPY_UNIX_MACHINE_IDLE sched_yield();
#endif // MICROPY_UNIX_MINIMAL
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