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Issue #9617: Signals received during a low-level write operation aren't

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ignored by the buffered IO layer anymore.
This commit is contained in:
Antoine Pitrou 2010-08-21 19:09:32 +00:00
parent 522180a60b
commit b46b9d59ef
3 changed files with 87 additions and 1 deletions
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10
Modules/_io/bufferedio.c
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@ -1665,6 +1665,11 @@ _bufferedwriter_flush_unlocked(buffered *self, int restore_pos)
self->write_pos += n;
self->raw_pos = self->write_pos;
written += Py_SAFE_DOWNCAST(n, Py_off_t, Py_ssize_t);
/* Partial writes can return successfully when interrupted by a
signal (see write(2)). We must run signal handlers before
blocking another time, possibly indefinitely. */
if (PyErr_CheckSignals() < 0)
goto error;
}
if (restore_pos) {
@ -1802,6 +1807,11 @@ bufferedwriter_write(buffered *self, PyObject *args)
}
written += n;
remaining -= n;
/* Partial writes can return successfully when interrupted by a
signal (see write(2)). We must run signal handlers before
blocking another time, possibly indefinitely. */
if (PyErr_CheckSignals() < 0)
goto error;
}
if (self->readable)
_bufferedreader_reset_buf(self);