diff options
Diffstat (limited to 'Modules')
| -rw-r--r-- | Modules/_fileio.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Modules/_fileio.c b/Modules/_fileio.c index c46f17e..364748a 100644 --- a/Modules/_fileio.c +++ b/Modules/_fileio.c @@ -242,6 +242,18 @@ fileio_init(PyObject *oself, PyObject *args, PyObject *kwds) PyErr_SetFromErrnoWithFilename(PyExc_IOError, name); goto error; } + if (append) { + int result; + Py_BEGIN_ALLOW_THREADS + errno = 0; + result = lseek(self->fd, 0, SEEK_END); + Py_END_ALLOW_THREADS + if (result < 0) { + close(self->fd); + PyErr_SetFromErrnoWithFilename(PyExc_IOError, name); + goto error; + } + } } goto done; |