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gmoccapy: exit on SIGTERM/SIGINT regardless of main-loop state #4115

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Merged
BsAtHome merged 1 commit into from
Jun 4, 2026
+13 −0
Merged

gmoccapy: exit on SIGTERM/SIGINT regardless of main-loop state #4115

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13 changes: 13 additions & 0 deletions src/emc/usr_intf/gmoccapy/gmoccapy.py
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@
from common import hal_glib # needed to make our own hal pins
import sys # handle system calls
import os # needed to get the paths and directories
import signal # clean shutdown on SIGTERM/SIGINT
import atexit # needed to register child's to be closed on closing the GUI
import subprocess # to launch onboard and other processes
import tempfile # needed only if the user click new in edit mode to open a new empty file
Expand Down Expand Up @@ -6594,6 +6595,18 @@ def _make_hal_pins(self):
raise SystemExit(res)


# Exit on SIGTERM/SIGINT whether or not a main loop is running.
# Gtk.main_quit() does nothing outside a running loop, so quit the
# loop if one is active, otherwise exit the process.
def _terminate(signum, frame):
LOG.info("gmoccapy received signal {}, shutting down".format(signum))
if Gtk.main_level() > 0:
Gtk.main_quit()
else:
sys.exit(0)
signal.signal(signal.SIGTERM, _terminate)
signal.signal(signal.SIGINT, _terminate)

# start the event loop
Gtk.main()

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