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Make a few more tests pass with the new I/O library.

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Fix the truncate() semantics -- it should not affect the current position.
Switch wave.py/chunk.py to struct.unpack_from() to support bytes.
Don't use writelines() on binary files (test_fileinput.py).
This commit is contained in:
Guido van Rossum 2007-04-12 22:55:07 +00:00
parent b6f1fdc90c
commit dc0b1a1069
6 changed files with 16 additions and 20 deletions
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21
Modules/_fileio.c
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@ -519,7 +519,7 @@ fileio_truncate(PyFileIOObject *self, PyObject *args)
{
PyObject *posobj = NULL;
Py_off_t pos;
int fd, whence;
int fd;
fd = self->fd;
if (fd < 0)
@ -530,17 +530,14 @@ fileio_truncate(PyFileIOObject *self, PyObject *args)
if (!PyArg_ParseTuple(args, "|O", &posobj))
return NULL;
if (posobj == Py_None)
posobj = NULL;
if (posobj == NULL)
whence = 1;
else
whence = 0;
posobj = portable_lseek(fd, posobj, whence);
if (posobj == NULL)
return NULL;
if (posobj == Py_None || posobj == NULL) {
posobj = portable_lseek(fd, NULL, 1);
if (posobj == NULL)
return NULL;
}
else {
Py_INCREF(posobj);
}
#if !defined(HAVE_LARGEFILE_SUPPORT)
pos = PyInt_AsLong(posobj);