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Introducing debugger modes (run, breakpoint). (#1645)

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This makes the code more robust and error prone, since certain
messages cannot be received in certain situations, e.g. an eval
command during garbage collection.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2017-03-07 11:58:46 +01:00
committed by GitHub
parent c6f22a9683
commit a20b9dfa19
6 changed files with 94 additions and 38 deletions
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jerry-core/debugger/jerry-debugger.c
+12
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@@ -225,6 +225,14 @@ jerry_debugger_process_message (uint8_t *recv_buffer_p, /**< pointer the the rec
{
/* Process the received message. */
if (recv_buffer_p[0] >= JERRY_DEBUGGER_CONTINUE
&& !(JERRY_CONTEXT (debugger_flags) & JERRY_DEBUGGER_BREAKPOINT_MODE))
{
jerry_port_log (JERRY_LOG_LEVEL_ERROR, "Message requires breakpoint mode\n");
jerry_debugger_close_connection ();
return false;
}
if (*expected_message_type_p != 0)
{
JERRY_ASSERT (*expected_message_type_p == JERRY_DEBUGGER_EVAL_PART);
@@ -466,10 +474,14 @@ jerry_debugger_breakpoint_hit (void)
return;
}
JERRY_CONTEXT (debugger_flags) = (uint8_t) (JERRY_CONTEXT (debugger_flags) | JERRY_DEBUGGER_BREAKPOINT_MODE);
while (!jerry_debugger_receive ())
{
}
JERRY_CONTEXT (debugger_flags) = (uint8_t) (JERRY_CONTEXT (debugger_flags) & ~JERRY_DEBUGGER_BREAKPOINT_MODE);
JERRY_CONTEXT (debugger_message_delay) = JERRY_DEBUGGER_MESSAGE_FREQUENCY;
} /* jerry_debugger_breakpoint_hit */