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Issue #7333: The posix module gains an initgroups() function providing

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access to the initgroups(3) C library call on Unix systems which implement
it.  Patch by Jean-Paul Calderone.
This commit is contained in:
Antoine Pitrou 2009-12-02 20:37:54 +00:00
parent f2bf0d2a51
commit 30b3b35cba
7 changed files with 69 additions and 3 deletions
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27
Modules/posixmodule.c
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@ -3861,6 +3861,30 @@ posix_getgroups(PyObject *self, PyObject *noargs)
}
#endif
#ifdef HAVE_INITGROUPS
PyDoc_STRVAR(posix_initgroups__doc__,
"initgroups(username, gid) -> None\n\n\
Call the system initgroups() to initialize the group access list with all of\n\
the groups of which the specified username is a member, plus the specified\n\
group id.");
static PyObject *
posix_initgroups(PyObject *self, PyObject *args)
{
char *username;
long gid;
if (!PyArg_ParseTuple(args, "sl:initgroups", &username, &gid))
return NULL;
if (initgroups(username, (gid_t) gid) == -1)
return PyErr_SetFromErrno(PyExc_OSError);
Py_INCREF(Py_None);
return Py_None;
}
#endif
#ifdef HAVE_GETPGID
PyDoc_STRVAR(posix_getpgid__doc__,
"getpgid(pid) -> pgid\n\n\
@ -8629,6 +8653,9 @@ static PyMethodDef posix_methods[] = {
#ifdef HAVE_SETGROUPS
{"setgroups", posix_setgroups, METH_O, posix_setgroups__doc__},
#endif /* HAVE_SETGROUPS */
#ifdef HAVE_INITGROUPS
{"initgroups", posix_initgroups, METH_VARARGS, posix_initgroups__doc__},
#endif /* HAVE_INITGROUPS */
#ifdef HAVE_GETPGID
{"getpgid", posix_getpgid, METH_VARARGS, posix_getpgid__doc__},
#endif /* HAVE_GETPGID */