debug: functions for triggering EINTR

6 years ago · d5c4333b9e
parent 6377f2d69c
commit d5c4333b9e
1 changed files with 9 additions and 0 deletions
--- a/mitogen/debug.py
+++ b/mitogen/debug.py
@ -48,6 +48,15 @@ LOG = logging.getLogger(__name__)
 _last = None


+def enable_evil_interrupts():
+    signal.signal(signal.SIGALRM, (lambda a, b: None))
+    signal.setitimer(signal.ITIMER_REAL, 0.01, 0.01)
+
+
+def disable_evil_interrupts():
+    signal.setitimer(signal.ITIMER_REAL, 0, 0)
+
+
 def _hex(n):
    return '%08x' % n