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Merged revisions 65654 via svnmerge from

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........
  r65654 | martin.v.loewis | 2008-08-12 16:49:50 +0200 (Tue, 12 Aug 2008) | 6 lines

  Issue #3139: Make buffer-interface thread-safe wrt. PyArg_ParseTuple,
  by denying s# to parse objects that have a releasebuffer procedure,
  and introducing s*.

  More module might need to get converted to use s*.
........
This commit is contained in:
Martin v. Löwis 2008-08-13 15:53:07 +00:00
parent 688356f59f
commit 423be95dcf
32 changed files with 721 additions and 390 deletions
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7
Modules/posixmodule.c
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@ -4894,15 +4894,16 @@ Write a string to a file descriptor.");
static PyObject *
posix_write(PyObject *self, PyObject *args)
{
Py_buffer pbuf;
int fd;
Py_ssize_t size;
char *buffer;
if (!PyArg_ParseTuple(args, "is#:write", &fd, &buffer, &size))
if (!PyArg_ParseTuple(args, "is*:write", &fd, &pbuf))
return NULL;
Py_BEGIN_ALLOW_THREADS
size = write(fd, buffer, (size_t)size);
size = write(fd, pbuf.buf, (size_t)pbuf.len);
Py_END_ALLOW_THREADS
PyBuffer_Release(&pbuf);
if (size < 0)
return posix_error();
return PyLong_FromSsize_t(size);