I have no idea why it's failing. Sorry.
What I can do is send you a C program which closely mirrors what
Mono.Unix is doing. Could you compile and run it, and see if it fails
in the same ways? The program source is attached.
- Jon
On Wed, 2010-10-13 at 10:43 +0200, pablosantosl...@terra.es wrote:
> Hi all,
>
> The following simple program fails on OpenBSD:
>
> using System;
> using Mono.Unix;
>
> public class Info
> {
>
> public static void Main()
> {
> Console.WriteLine(Environment.UserName);
> Console.WriteLine(new
> UnixUserInfo(Environment.UserName).UserName);
> Console.WriteLine(UnixUserInfo.GetRealUser().UserName);
> }
> }
>
>
> Environment.UserName retrieves the right user.
>
>
> The two next calls fail saying "invalid param":
>
> Console.WriteLine(new UnixUserInfo(Environment.UserName).UserName);
> Console.WriteLine(UnixUserInfo.GetRealUser().UserName);
>
> It seems the problem is the return of the native method getpwuid_r, that
> returns 1 instead of 0.
>
> I tried running as root to (suspected it could be a permissions issue)
> but I get the same result.
>
> I thought it could be related to an old issue with UnixGroupInfo which
> fails if the groups are incorrectly defined (have unexisting users) but
> I think this time my config files are correctly set... :O
>
> Thanks,
>
> pablo
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> Mono-devel-list@lists.ximian.com
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#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <pwd.h>
#include <errno.h>
static inline int
recheck_range (int ret)
{
printf ("# checking return value %i; errno=%i\n", ret, errno);
if (ret == ERANGE)
return 1;
if (ret == -1)
return errno == ERANGE;
return 0;
}
static void
dump_user (const char *user)
{
int r;
struct passwd p, *prev;
char *buf, *buf2;
size_t buflen;
buf = buf2 = NULL;
buflen = 2;
do {
buf2 = realloc (buf, buflen *= 2);
if (buf2 == NULL) {
printf ("error: unable to allocate enough memory\n");
free (buf);
return;
}
buf = buf2;
errno = 0;
} while ((r = getpwnam_r (user, &p, buf, buflen, &prev)) && recheck_range (r));
if (r == 0 && !prev) {
printf ("User '%s' was not found.\n", user);
free (buf);
return;
}
printf ("User %s:\n", user);
printf ("\t pw_name=%s\n", p.pw_name);
printf ("\t pw_uid=%i\n", p.pw_uid);
printf ("\t pw_gid=%i\n", p.pw_gid);
printf ("\tpw_gecos=%s\n", p.pw_gecos);
printf ("\t pw_dir=%s\n", p.pw_dir);
printf ("\tpw_shell=%s\n", p.pw_shell);
free (buf);
}
int main (int argc, char **argv)
{
int i;
for (i = 1; i < argc; ++i) {
dump_user (argv [i]);
}
return 0;
}
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