GP-4620: Fix process termination (esp., on kill)

Ghidra/Debug/Debugger-agent-dbgeng/data/support/local-dbgeng.py

@@ -41,6 +41,10 @@ def main():
  from ghidradbg import commands as cmd
  from ghidradbg.util import dbg
 
+ # So that the user can re-enter by typing repl()
+ global repl
+ repl = cmd.repl
+
  cmd.ghidra_trace_connect(os.getenv('GHIDRA_TRACE_RMI_ADDR'))
  args = os.getenv('OPT_TARGET_ARGS')
  if args:

Ghidra/Debug/Debugger-agent-dbgeng/src/main/py/src/ghidradbg/commands.py

@@ -27,6 +27,7 @@
 from pybag import pydbg, userdbg, kerneldbg
 from pybag.dbgeng import core as DbgEng
 from pybag.dbgeng import exception
+from pybag.dbgeng.win32.kernel32 import STILL_ACTIVE
 
 from . import util, arch, methods, hooks
 from .dbgmodel.imodelobject import ModelObjectKind
@@ -841,6 +842,9 @@ def ghidra_trace_disassemble(address):
 
 @util.dbg.eng_thread
 def compute_proc_state(nproc=None):
+ exit_code = util.GetExitCode()
+ if exit_code is not None and exit_code != STILL_ACTIVE:
+ return 'TERMINATED'
  status = util.dbg._base._control.GetExecutionStatus()
  if status == DbgEng.DEBUG_STATUS_BREAK:
  return 'STOPPED'

Ghidra/Debug/Debugger-agent-dbgeng/src/main/py/src/ghidradbg/hooks.py

@@ -268,7 +268,8 @@ def on_process_selected():
 @log_errors
 def on_process_deleted(*args):
  # print("ON_PROCESS_DELETED")
- proc = args[0]
+ exit_code = args[0]
+ proc = util.selected_process()
  on_exited(proc)
  if proc in PROC_STATE:
  del PROC_STATE[proc]