Per Bojsen <[EMAIL PROTECTED]> writes:
> Hi,
>
> I did some debugging and found out that the segfault in Zope on amd64
> is due to some non-64-bit-compatible code in the initgroups.c source
> file (lib/Components/initgroups/initgroups.c in the Zope source
> package). Here is a patch that fixes this problem:
>
> --- initgroups.c~ 2002-07-25 17:54:02.000000000 -0400
> +++ initgroups.c 2005-01-22 01:36:44.422203184 -0500
> @@ -25,7 +25,16 @@
> char *username;
> gid_t gid;
>
> +#if defined(__x86_64__) || defined(__amd64) || defined(__amd64__)
> + /* gid_t is a 32-bit integer on amd64 so we should use the i
> + format specifier as the l specifier indicates a long which
> + is 64 bits. This fixes a segfault caused by
> + PyArg_ParseTuple() overwriting the lower 32 bits of
> + username when setting gid. */
> + if (!PyArg_ParseTuple(args, "si:initgroups", &username, &gid))
> +#else
> if (!PyArg_ParseTuple(args, "sl:initgroups", &username, &gid))
> +#endif
> return NULL;
>
> if (initgroups(username, gid) == -1)
>
> With this patch I no longer get segfaults and I am able to bring up
> the Zope management interface.
>
> Hope this helps,
> Per
Shouldn't that bug appear on all 64bit architectures and the patch
work on every architecture, even 32bit. Int is 32bit on all debian
archs while long varies.
MfG
Goswin
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