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132 lines
3.5 KiB
C
132 lines
3.5 KiB
C
/***********************************************************
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Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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The Netherlands.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Stichting Mathematisch
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Centrum or CWI or Corporation for National Research Initiatives or
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CNRI not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior
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permission.
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While CWI is the initial source for this software, a modified version
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is made available by the Corporation for National Research Initiatives
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(CNRI) at the Internet address ftp://ftp.python.org.
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STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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/* UNIX group file access module */
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#include "Python.h"
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#include <sys/types.h>
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#include <grp.h>
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static PyObject *mkgrent(p)
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struct group *p;
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{
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PyObject *v, *w;
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char **member;
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if ((w = PyList_New(0)) == NULL) {
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return NULL;
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}
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for (member = p->gr_mem; *member != NULL; member++) {
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PyObject *x = PyString_FromString(*member);
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if (x == NULL || PyList_Append(w, x) != 0) {
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Py_XDECREF(x);
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Py_DECREF(w);
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return NULL;
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}
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Py_DECREF(x);
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}
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v = Py_BuildValue("(sslO)",
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p->gr_name,
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p->gr_passwd,
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#if defined(NeXT) && defined(_POSIX_SOURCE) && defined(__LITTLE_ENDIAN__)
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/* Correct a bug present on Intel machines in NextStep 3.2 and 3.3;
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for later versions you may have to remove this */
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(long)p->gr_short_pad, /* ugh-NeXT broke the padding */
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#else
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(long)p->gr_gid,
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#endif
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w);
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Py_DECREF(w);
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return v;
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}
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static PyObject *grp_getgrgid(self, args)
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PyObject *self, *args;
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{
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int gid;
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struct group *p;
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if (!PyArg_Parse((args),"i",(&gid)))
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return NULL;
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if ((p = getgrgid(gid)) == NULL) {
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PyErr_SetString(PyExc_KeyError, "getgrgid(): gid not found");
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return NULL;
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}
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return mkgrent(p);
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}
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static PyObject *grp_getgrnam(self, args)
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PyObject *self, *args;
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{
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char *name;
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struct group *p;
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if (!PyArg_Parse((args),"s",(&name)))
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return NULL;
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if ((p = getgrnam(name)) == NULL) {
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PyErr_SetString(PyExc_KeyError, "getgrnam(): name not found");
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return NULL;
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}
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return mkgrent(p);
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}
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static PyObject *grp_getgrall(self, args)
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PyObject *self, *args;
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{
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PyObject *d;
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struct group *p;
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if (!PyArg_NoArgs(args))
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return NULL;
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if ((d = PyList_New(0)) == NULL)
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return NULL;
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setgrent();
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while ((p = getgrent()) != NULL) {
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PyObject *v = mkgrent(p);
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if (v == NULL || PyList_Append(d, v) != 0) {
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Py_XDECREF(v);
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Py_DECREF(d);
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return NULL;
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}
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Py_DECREF(v);
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}
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return d;
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}
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static PyMethodDef grp_methods[] = {
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{"getgrgid", grp_getgrgid},
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{"getgrnam", grp_getgrnam},
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{"getgrall", grp_getgrall},
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{NULL, NULL} /* sentinel */
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};
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void
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initgrp()
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{
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Py_InitModule("grp", grp_methods);
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}
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