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-rw-r--r--py/modbuiltins.c1
-rw-r--r--py/mpstate.h3
-rw-r--r--py/obj.h1
-rw-r--r--py/objexcept.c1
-rw-r--r--py/py.mk1
-rw-r--r--py/reload.c16
-rw-r--r--py/reload.h10
-rw-r--r--py/runtime.c6
8 files changed, 39 insertions, 0 deletions
diff --git a/py/modbuiltins.c b/py/modbuiltins.c
index 5e11b8d18..cea87b181 100644
--- a/py/modbuiltins.c
+++ b/py/modbuiltins.c
@@ -700,6 +700,7 @@ STATIC const mp_rom_map_elem_t mp_module_builtins_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_IndentationError), MP_ROM_PTR(&mp_type_IndentationError) },
{ MP_ROM_QSTR(MP_QSTR_IndexError), MP_ROM_PTR(&mp_type_IndexError) },
{ MP_ROM_QSTR(MP_QSTR_KeyboardInterrupt), MP_ROM_PTR(&mp_type_KeyboardInterrupt) },
+ { MP_ROM_QSTR(MP_QSTR_ReloadException), MP_ROM_PTR(&mp_type_ReloadException) },
{ MP_ROM_QSTR(MP_QSTR_KeyError), MP_ROM_PTR(&mp_type_KeyError) },
{ MP_ROM_QSTR(MP_QSTR_LookupError), MP_ROM_PTR(&mp_type_LookupError) },
{ MP_ROM_QSTR(MP_QSTR_MemoryError), MP_ROM_PTR(&mp_type_MemoryError) },
diff --git a/py/mpstate.h b/py/mpstate.h
index 19a5d711e..c50947066 100644
--- a/py/mpstate.h
+++ b/py/mpstate.h
@@ -136,6 +136,9 @@ typedef struct _mp_state_vm_t {
mp_obj_exception_t mp_kbd_exception;
#endif
+ // exception object of type ReloadException
+ mp_obj_exception_t mp_reload_exception;
+
// dictionary with loaded modules (may be exposed as sys.modules)
mp_obj_dict_t mp_loaded_modules_dict;
diff --git a/py/obj.h b/py/obj.h
index e4d950b97..d086d3c14 100644
--- a/py/obj.h
+++ b/py/obj.h
@@ -590,6 +590,7 @@ extern const mp_obj_type_t mp_type_ImportError;
extern const mp_obj_type_t mp_type_IndentationError;
extern const mp_obj_type_t mp_type_IndexError;
extern const mp_obj_type_t mp_type_KeyboardInterrupt;
+extern const mp_obj_type_t mp_type_ReloadException;
extern const mp_obj_type_t mp_type_KeyError;
extern const mp_obj_type_t mp_type_LookupError;
extern const mp_obj_type_t mp_type_MemoryError;
diff --git a/py/objexcept.c b/py/objexcept.c
index 9ef2f2e34..a800a13fb 100644
--- a/py/objexcept.c
+++ b/py/objexcept.c
@@ -249,6 +249,7 @@ const mp_obj_type_t mp_type_ ## exc_name = { \
// http://docs.python.org/3/library/exceptions.html
MP_DEFINE_EXCEPTION(SystemExit, BaseException)
MP_DEFINE_EXCEPTION(KeyboardInterrupt, BaseException)
+MP_DEFINE_EXCEPTION(ReloadException, BaseException)
MP_DEFINE_EXCEPTION(GeneratorExit, BaseException)
MP_DEFINE_EXCEPTION(Exception, BaseException)
#if MICROPY_PY_ASYNC_AWAIT
diff --git a/py/py.mk b/py/py.mk
index 21f81c35d..e934c3a83 100644
--- a/py/py.mk
+++ b/py/py.mk
@@ -188,6 +188,7 @@ PY_O_BASENAME = \
objtype.o \
objzip.o \
opmethods.o \
+ reload.o \
sequence.o \
stream.o \
binary.o \
diff --git a/py/reload.c b/py/reload.c
new file mode 100644
index 000000000..95305f2c9
--- /dev/null
+++ b/py/reload.c
@@ -0,0 +1,16 @@
+//
+// Created by Roy Hooper on 2018-05-14.
+//
+
+#include "reload.h"
+#include "py/mpstate.h"
+
+void mp_raise_reload_exception(void) {
+ MP_STATE_VM(mp_pending_exception) = MP_OBJ_FROM_PTR(&MP_STATE_VM(mp_reload_exception));
+#if MICROPY_ENABLE_SCHEDULER
+ if (MP_STATE_VM(sched_state) == MP_SCHED_IDLE) {
+ MP_STATE_VM(sched_state) = MP_SCHED_PENDING;
+ }
+#endif
+
+}
diff --git a/py/reload.h b/py/reload.h
new file mode 100644
index 000000000..72e84e5ca
--- /dev/null
+++ b/py/reload.h
@@ -0,0 +1,10 @@
+//
+// Created by Roy Hooper on 2018-05-14.
+//
+
+#ifndef CIRCUITPYTHON_RELOAD_H
+#define CIRCUITPYTHON_RELOAD_H
+
+void mp_raise_reload_exception(void);
+
+#endif //CIRCUITPYTHON_RELOAD_H
diff --git a/py/runtime.c b/py/runtime.c
index cbec82f17..a7ff57a47 100644
--- a/py/runtime.c
+++ b/py/runtime.c
@@ -84,6 +84,12 @@ void mp_init(void) {
MP_STATE_VM(mp_kbd_exception).args = (mp_obj_tuple_t*)&mp_const_empty_tuple_obj;
#endif
+ MP_STATE_VM(mp_reload_exception).base.type = &mp_type_ReloadException;
+ MP_STATE_VM(mp_reload_exception).traceback_alloc = 0;
+ MP_STATE_VM(mp_reload_exception).traceback_len = 0;
+ MP_STATE_VM(mp_reload_exception).traceback_data = NULL;
+ MP_STATE_VM(mp_reload_exception).args = (mp_obj_tuple_t*)&mp_const_empty_tuple_obj;
+
// call port specific initialization if any
#ifdef MICROPY_PORT_INIT_FUNC
MICROPY_PORT_INIT_FUNC;