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Diffstat (limited to 'Doc/c-api/exceptions.rst')
| -rw-r--r-- | Doc/c-api/exceptions.rst | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/Doc/c-api/exceptions.rst b/Doc/c-api/exceptions.rst index 46033ca..33b4439 100644 --- a/Doc/c-api/exceptions.rst +++ b/Doc/c-api/exceptions.rst @@ -443,20 +443,13 @@ in various ways. There is a separate error indicator for each thread. .. c:function:: int PySignal_SetWakeupFd(int fd) - This utility function specifies a file descriptor to which the signal number - is written as a single byte whenever a signal is received. *fd* must be - non-blocking. It returns the previous such file descriptor. - - On Windows, the function only supports socket handles. - - The value ``-1`` disables the feature; this is the initial state. + This utility function specifies a file descriptor to which a ``'\0'`` byte will + be written whenever a signal is received. It returns the previous such file + descriptor. The value ``-1`` disables the feature; this is the initial state. This is equivalent to :func:`signal.set_wakeup_fd` in Python, but without any error checking. *fd* should be a valid file descriptor. The function should only be called from the main thread. - .. versionchanged:: 3.5 - On Windows, the function now only supports socket handles. - .. c:function:: PyObject* PyErr_NewException(char *name, PyObject *base, PyObject *dict) |