Re-add usercmodule sources & endorse new extra_coverage output
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// Include MicroPython API.
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#include "py/runtime.h"
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// This is the function which will be called from Python as cexample.add_ints(a, b).
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STATIC mp_obj_t example_add_ints(mp_obj_t a_obj, mp_obj_t b_obj) {
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// Extract the ints from the micropython input objects.
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int a = mp_obj_get_int(a_obj);
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int b = mp_obj_get_int(b_obj);
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// Calculate the addition and convert to MicroPython object.
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return mp_obj_new_int(a + b);
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}
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// Define a Python reference to the function above.
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(example_add_ints_obj, example_add_ints);
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// Define all properties of the module.
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// Table entries are key/value pairs of the attribute name (a string)
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// and the MicroPython object reference.
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// All identifiers and strings are written as MP_QSTR_xxx and will be
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// optimized to word-sized integers by the build system (interned strings).
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STATIC const mp_rom_map_elem_t example_module_globals_table[] = {
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{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_cexample) },
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{ MP_ROM_QSTR(MP_QSTR_add_ints), MP_ROM_PTR(&example_add_ints_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(example_module_globals, example_module_globals_table);
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// Define module object.
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const mp_obj_module_t example_user_cmodule = {
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.base = { &mp_type_module },
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.globals = (mp_obj_dict_t *)&example_module_globals,
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};
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// Register the module to make it available in Python.
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MP_REGISTER_MODULE(MP_QSTR_cexample, example_user_cmodule);
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# Create an INTERFACE library for our C module.
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add_library(usermod_cexample INTERFACE)
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# Add our source files to the lib
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target_sources(usermod_cexample INTERFACE
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${CMAKE_CURRENT_LIST_DIR}/examplemodule.c
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)
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# Add the current directory as an include directory.
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target_include_directories(usermod_cexample INTERFACE
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${CMAKE_CURRENT_LIST_DIR}
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)
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# Link our INTERFACE library to the usermod target.
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target_link_libraries(usermod INTERFACE usermod_cexample)
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EXAMPLE_MOD_DIR := $(USERMOD_DIR)
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# Add all C files to SRC_USERMOD.
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SRC_USERMOD += $(EXAMPLE_MOD_DIR)/examplemodule.c
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# We can add our module folder to include paths if needed
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# This is not actually needed in this example.
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CFLAGS_USERMOD += -I$(EXAMPLE_MOD_DIR)
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CEXAMPLE_MOD_DIR := $(USERMOD_DIR)
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extern "C" {
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#include <examplemodule.h>
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// Here we implement the function using C++ code, but since it's
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// declaration has to be compatible with C everything goes in extern "C" scope.
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mp_obj_t cppfunc(mp_obj_t a_obj, mp_obj_t b_obj) {
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// Prove we have (at least) C++11 features.
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const auto a = mp_obj_get_int(a_obj);
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const auto b = mp_obj_get_int(b_obj);
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const auto sum = [&]() {
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return mp_obj_new_int(a + b);
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} ();
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// Prove we're being scanned for QSTRs.
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mp_obj_t tup[] = {sum, MP_ROM_QSTR(MP_QSTR_hellocpp)};
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return mp_obj_new_tuple(2, tup);
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}
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}
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#include <examplemodule.h>
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// Define a Python reference to the function we'll make available.
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// See example.cpp for the definition.
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(cppfunc_obj, cppfunc);
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// Define all properties of the module.
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// Table entries are key/value pairs of the attribute name (a string)
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// and the MicroPython object reference.
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// All identifiers and strings are written as MP_QSTR_xxx and will be
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// optimized to word-sized integers by the build system (interned strings).
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STATIC const mp_rom_map_elem_t cppexample_module_globals_table[] = {
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{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_cppexample) },
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{ MP_ROM_QSTR(MP_QSTR_cppfunc), MP_ROM_PTR(&cppfunc_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(cppexample_module_globals, cppexample_module_globals_table);
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// Define module object.
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const mp_obj_module_t cppexample_user_cmodule = {
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.base = { &mp_type_module },
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.globals = (mp_obj_dict_t *)&cppexample_module_globals,
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};
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// Register the module to make it available in Python.
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MP_REGISTER_MODULE(MP_QSTR_cppexample, cppexample_user_cmodule);
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// Include MicroPython API.
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#include "py/runtime.h"
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// Declare the function we'll make available in Python as cppexample.cppfunc().
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extern mp_obj_t cppfunc(mp_obj_t a_obj, mp_obj_t b_obj);
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# Create an INTERFACE library for our CPP module.
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add_library(usermod_cppexample INTERFACE)
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# Add our source files to the library.
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target_sources(usermod_cppexample INTERFACE
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${CMAKE_CURRENT_LIST_DIR}/example.cpp
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${CMAKE_CURRENT_LIST_DIR}/examplemodule.c
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)
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# Add the current directory as an include directory.
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target_include_directories(usermod_cppexample INTERFACE
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${CMAKE_CURRENT_LIST_DIR}
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)
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# Link our INTERFACE library to the usermod target.
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target_link_libraries(usermod INTERFACE usermod_cppexample)
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CPPEXAMPLE_MOD_DIR := $(USERMOD_DIR)
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# Add our source files to the respective variables.
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SRC_USERMOD += $(CPPEXAMPLE_MOD_DIR)/examplemodule.c
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SRC_USERMOD_CXX += $(CPPEXAMPLE_MOD_DIR)/example.cpp
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# Add our module directory to the include path.
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CFLAGS_USERMOD += -I$(CPPEXAMPLE_MOD_DIR)
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CXXFLAGS_USERMOD += -I$(CPPEXAMPLE_MOD_DIR) -std=c++11
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# We use C++ features so have to link against the standard library.
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LDFLAGS_USERMOD += -lstdc++
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# This top-level micropython.cmake is responsible for listing
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# the individual modules we want to include.
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# Paths are absolute, and ${CMAKE_CURRENT_LIST_DIR} can be
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# used to prefix subdirectories.
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# Add the C example.
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include(${CMAKE_CURRENT_LIST_DIR}/cexample/micropython.cmake)
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# Add the CPP example.
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include(${CMAKE_CURRENT_LIST_DIR}/cppexample/micropython.cmake)
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@ -18,7 +18,7 @@ abc
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0x0
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0x0
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# tracked allocation
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m_tracked_head = 0
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m_tracked_head = 0x0
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0 1
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1 1
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2 1
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5 1
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6 1
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7 1
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m_tracked_head = 0
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m_tracked_head = 0x0
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# vstr
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tests
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sts
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ame__
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mport
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builtins micropython __future__ _asyncio
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_thread _uasyncio aesio array
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audiocore audiomixer binascii bitmaptools
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btree cexample cmath collections
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cppexample displayio errno ffi
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framebuf gc hashlib json
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math qrio rainbowio re
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struct synthio sys termios
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traceback ubinascii uctypes uerrno
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uheapq uio ujson ulab
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ulab.numpy ulab.numpy.fft ulab.numpy.linalg
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ulab.scipy ulab.scipy.linalg
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ulab.scipy.optimize ulab.scipy.signal
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ulab.scipy.special ulab.utils uos
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urandom ure uselect utime
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utimeq uzlib zlib
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builtins micropython __future__ _thread
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_uasyncio aesio array audiocore
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audiomixer bitmaptools cexample cmath
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collections cppexample displayio gc
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math qrio rainbowio struct
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synthio termios traceback ubinascii
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uctypes uerrno uhashlib uheapq
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uio ujson ulab ulab.numpy
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ulab.numpy.fft ulab.numpy.linalg ulab.scipy
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ulab.scipy.linalg ulab.scipy.optimize
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ulab.scipy.signal ulab.scipy.special
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ulab.utils uos urandom ure
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uselect usys utime utimeq
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uzlib zlib
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ime
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utime utimeq
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argv atexit byteorder exc_info
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exit getsizeof implementation maxsize
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modules path platform stderr
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stdin stdout version version_info
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modules path platform print_exception
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ps1 ps2 stderr stdin
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stdout tracebacklimit version version_info
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ementation
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# attrtuple
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(start=1, stop=2, step=3)
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frzmpy_pkg2.mod
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1
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ZeroDivisionError
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\
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X
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'\x1b'
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b'\x00\xff'
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NULL
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