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py/runtime: Add mp_raise_OSError_with_filename helper function.

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Useful when more detail is needed for an OSError associated with a file.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2022-09-19 10:35:12 +10:00
parent 15d0615d5c
commit cc588ac3a9
2 changed files with 10 additions and 0 deletions
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9
py/runtime.c
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@ -1692,6 +1692,15 @@ NORETURN void mp_raise_OSError(int errno_) {
mp_raise_type_arg(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(errno_));
}
NORETURN void mp_raise_OSError_with_filename(int errno_, const char *filename) {
vstr_t vstr;
vstr_init(&vstr, 32);
vstr_printf(&vstr, "can't open %s", filename);
mp_obj_t o_str = mp_obj_new_str_from_vstr(&vstr);
mp_obj_t args[2] = { MP_OBJ_NEW_SMALL_INT(errno_), MP_OBJ_FROM_PTR(o_str)};
nlr_raise(mp_obj_exception_make_new(&mp_type_OSError, 2, 0, args));
}
#if MICROPY_STACK_CHECK || MICROPY_ENABLE_PYSTACK
NORETURN void mp_raise_recursion_depth(void) {
mp_raise_type_arg(&mp_type_RuntimeError, MP_OBJ_NEW_QSTR(MP_QSTR_maximum_space_recursion_space_depth_space_exceeded));

1
py/runtime.h
View File

@ -196,6 +196,7 @@ NORETURN void mp_raise_NotImplementedError(mp_rom_error_text_t msg);
NORETURN void mp_raise_type_arg(const mp_obj_type_t *exc_type, mp_obj_t arg);
NORETURN void mp_raise_StopIteration(mp_obj_t arg);
NORETURN void mp_raise_OSError(int errno_);
NORETURN void mp_raise_OSError_with_filename(int errno_, const char *filename);
NORETURN void mp_raise_recursion_depth(void);
#if MICROPY_BUILTIN_METHOD_CHECK_SELF_ARG