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-rw-r--r--Doc/library/signal.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/Doc/library/signal.rst b/Doc/library/signal.rst
index a3d562b..7d8d7d6 100644
--- a/Doc/library/signal.rst
+++ b/Doc/library/signal.rst
@@ -230,6 +230,10 @@ The :mod:`signal` module defines the following functions:
see the :ref:`description in the type hierarchy <frame-objects>` or see the
attribute descriptions in the :mod:`inspect` module).
+ On Windows, :func:`signal` can only be called with :const:`SIGABRT`,
+ :const:`SIGFPE`, :const:`SIGILL`, :const:`SIGINT`, :const:`SIGSEGV`, or
+ :const:`SIGTERM`. A :exc:`ValueError` will be raised in any other case.
+
.. _signal-example: