Re-add usercmodule sources & endorse new extra_coverage output

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Jeff Epler 2023-08-16 09:05:21 -05:00
parent d9ed21ea07
commit 9c91448bc2
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10 changed files with 167 additions and 20 deletions

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@ -0,0 +1,34 @@
// Include MicroPython API.
#include "py/runtime.h"
// This is the function which will be called from Python as cexample.add_ints(a, b).
STATIC mp_obj_t example_add_ints(mp_obj_t a_obj, mp_obj_t b_obj) {
// Extract the ints from the micropython input objects.
int a = mp_obj_get_int(a_obj);
int b = mp_obj_get_int(b_obj);
// Calculate the addition and convert to MicroPython object.
return mp_obj_new_int(a + b);
}
// Define a Python reference to the function above.
STATIC MP_DEFINE_CONST_FUN_OBJ_2(example_add_ints_obj, example_add_ints);
// Define all properties of the module.
// Table entries are key/value pairs of the attribute name (a string)
// and the MicroPython object reference.
// All identifiers and strings are written as MP_QSTR_xxx and will be
// optimized to word-sized integers by the build system (interned strings).
STATIC const mp_rom_map_elem_t example_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_cexample) },
{ MP_ROM_QSTR(MP_QSTR_add_ints), MP_ROM_PTR(&example_add_ints_obj) },
};
STATIC MP_DEFINE_CONST_DICT(example_module_globals, example_module_globals_table);
// Define module object.
const mp_obj_module_t example_user_cmodule = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t *)&example_module_globals,
};
// Register the module to make it available in Python.
MP_REGISTER_MODULE(MP_QSTR_cexample, example_user_cmodule);

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# Create an INTERFACE library for our C module.
add_library(usermod_cexample INTERFACE)
# Add our source files to the lib
target_sources(usermod_cexample INTERFACE
${CMAKE_CURRENT_LIST_DIR}/examplemodule.c
)
# Add the current directory as an include directory.
target_include_directories(usermod_cexample INTERFACE
${CMAKE_CURRENT_LIST_DIR}
)
# Link our INTERFACE library to the usermod target.
target_link_libraries(usermod INTERFACE usermod_cexample)

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@ -0,0 +1,9 @@
EXAMPLE_MOD_DIR := $(USERMOD_DIR)
# Add all C files to SRC_USERMOD.
SRC_USERMOD += $(EXAMPLE_MOD_DIR)/examplemodule.c
# We can add our module folder to include paths if needed
# This is not actually needed in this example.
CFLAGS_USERMOD += -I$(EXAMPLE_MOD_DIR)
CEXAMPLE_MOD_DIR := $(USERMOD_DIR)

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@ -0,0 +1,17 @@
extern "C" {
#include <examplemodule.h>
// Here we implement the function using C++ code, but since it's
// declaration has to be compatible with C everything goes in extern "C" scope.
mp_obj_t cppfunc(mp_obj_t a_obj, mp_obj_t b_obj) {
// Prove we have (at least) C++11 features.
const auto a = mp_obj_get_int(a_obj);
const auto b = mp_obj_get_int(b_obj);
const auto sum = [&]() {
return mp_obj_new_int(a + b);
} ();
// Prove we're being scanned for QSTRs.
mp_obj_t tup[] = {sum, MP_ROM_QSTR(MP_QSTR_hellocpp)};
return mp_obj_new_tuple(2, tup);
}
}

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@ -0,0 +1,25 @@
#include <examplemodule.h>
// Define a Python reference to the function we'll make available.
// See example.cpp for the definition.
STATIC MP_DEFINE_CONST_FUN_OBJ_2(cppfunc_obj, cppfunc);
// Define all properties of the module.
// Table entries are key/value pairs of the attribute name (a string)
// and the MicroPython object reference.
// All identifiers and strings are written as MP_QSTR_xxx and will be
// optimized to word-sized integers by the build system (interned strings).
STATIC const mp_rom_map_elem_t cppexample_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_cppexample) },
{ MP_ROM_QSTR(MP_QSTR_cppfunc), MP_ROM_PTR(&cppfunc_obj) },
};
STATIC MP_DEFINE_CONST_DICT(cppexample_module_globals, cppexample_module_globals_table);
// Define module object.
const mp_obj_module_t cppexample_user_cmodule = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t *)&cppexample_module_globals,
};
// Register the module to make it available in Python.
MP_REGISTER_MODULE(MP_QSTR_cppexample, cppexample_user_cmodule);

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@ -0,0 +1,5 @@
// Include MicroPython API.
#include "py/runtime.h"
// Declare the function we'll make available in Python as cppexample.cppfunc().
extern mp_obj_t cppfunc(mp_obj_t a_obj, mp_obj_t b_obj);

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@ -0,0 +1,16 @@
# Create an INTERFACE library for our CPP module.
add_library(usermod_cppexample INTERFACE)
# Add our source files to the library.
target_sources(usermod_cppexample INTERFACE
${CMAKE_CURRENT_LIST_DIR}/example.cpp
${CMAKE_CURRENT_LIST_DIR}/examplemodule.c
)
# Add the current directory as an include directory.
target_include_directories(usermod_cppexample INTERFACE
${CMAKE_CURRENT_LIST_DIR}
)
# Link our INTERFACE library to the usermod target.
target_link_libraries(usermod INTERFACE usermod_cppexample)

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@ -0,0 +1,12 @@
CPPEXAMPLE_MOD_DIR := $(USERMOD_DIR)
# Add our source files to the respective variables.
SRC_USERMOD += $(CPPEXAMPLE_MOD_DIR)/examplemodule.c
SRC_USERMOD_CXX += $(CPPEXAMPLE_MOD_DIR)/example.cpp
# Add our module directory to the include path.
CFLAGS_USERMOD += -I$(CPPEXAMPLE_MOD_DIR)
CXXFLAGS_USERMOD += -I$(CPPEXAMPLE_MOD_DIR) -std=c++11
# We use C++ features so have to link against the standard library.
LDFLAGS_USERMOD += -lstdc++

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@ -0,0 +1,10 @@
# This top-level micropython.cmake is responsible for listing
# the individual modules we want to include.
# Paths are absolute, and ${CMAKE_CURRENT_LIST_DIR} can be
# used to prefix subdirectories.
# Add the C example.
include(${CMAKE_CURRENT_LIST_DIR}/cexample/micropython.cmake)
# Add the CPP example.
include(${CMAKE_CURRENT_LIST_DIR}/cppexample/micropython.cmake)

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@ -18,7 +18,7 @@ abc
0x0
0x0
# tracked allocation
m_tracked_head = 0
m_tracked_head = 0x0
0 1
1 1
2 1
@ -35,7 +35,7 @@ m_tracked_head = 0
5 1
6 1
7 1
m_tracked_head = 0
m_tracked_head = 0x0
# vstr
tests
sts
@ -48,30 +48,29 @@ RuntimeError:
ame__
mport
builtins micropython __future__ _asyncio
_thread _uasyncio aesio array
audiocore audiomixer binascii bitmaptools
btree cexample cmath collections
cppexample displayio errno ffi
framebuf gc hashlib json
math qrio rainbowio re
struct synthio sys termios
traceback ubinascii uctypes uerrno
uheapq uio ujson ulab
ulab.numpy ulab.numpy.fft ulab.numpy.linalg
ulab.scipy ulab.scipy.linalg
ulab.scipy.optimize ulab.scipy.signal
ulab.scipy.special ulab.utils uos
urandom ure uselect utime
utimeq uzlib zlib
builtins micropython __future__ _thread
_uasyncio aesio array audiocore
audiomixer bitmaptools cexample cmath
collections cppexample displayio gc
math qrio rainbowio struct
synthio termios traceback ubinascii
uctypes uerrno uhashlib uheapq
uio ujson ulab ulab.numpy
ulab.numpy.fft ulab.numpy.linalg ulab.scipy
ulab.scipy.linalg ulab.scipy.optimize
ulab.scipy.signal ulab.scipy.special
ulab.utils uos urandom ure
uselect usys utime utimeq
uzlib zlib
ime
utime utimeq
argv atexit byteorder exc_info
exit getsizeof implementation maxsize
modules path platform stderr
stdin stdout version version_info
modules path platform print_exception
ps1 ps2 stderr stdin
stdout tracebacklimit version version_info
ementation
# attrtuple
(start=1, stop=2, step=3)
@ -199,4 +198,9 @@ frzstr_pkg2.mod
frzmpy_pkg2.mod
1
ZeroDivisionError
\
X
'\x1b'
b'\x00\xff'
NULL