/* getugroups.c -- return a list of the groups a user is in
- Copyright (C) 1990, 1991, 1998-2000, 2003-2009 Free Software Foundation.
+ Copyright (C) 1990-1991, 1998-2000, 2003-2011 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
can do is fail with ENOSYS. */
int
-getugroups (int maxcount _UNUSED_PARAMETER_,
- gid_t *grouplist _UNUSED_PARAMETER_,
- char const *username _UNUSED_PARAMETER_,
- gid_t gid _UNUSED_PARAMETER_)
+getugroups (int maxcount _GL_UNUSED,
+ gid_t *grouplist _GL_UNUSED,
+ char const *username _GL_UNUSED,
+ gid_t gid _GL_UNUSED)
{
errno = ENOSYS;
return -1;
#else /* HAVE_GRP_H */
# include <grp.h>
-# define STREQ(s1, s2) (strcmp (s1, s2) == 0)
+# define STREQ(a, b) (strcmp (a, b) == 0)
/* Like `getgroups', but for user USERNAME instead of for the current
process. Store at most MAXCOUNT group IDs in the GROUPLIST array.
int
getugroups (int maxcount, gid_t *grouplist, char const *username,
- gid_t gid)
+ gid_t gid)
{
int count = 0;
if (gid != (gid_t) -1)
{
if (maxcount != 0)
- grouplist[count] = gid;
+ grouplist[count] = gid;
++count;
}
errno = 0;
grp = getgrent ();
if (grp == NULL)
- break;
+ break;
for (cp = grp->gr_mem; *cp; ++cp)
- {
- int n;
-
- if ( ! STREQ (username, *cp))
- continue;
-
- /* See if this group number is already on the list. */
- for (n = 0; n < count; ++n)
- if (grouplist && grouplist[n] == grp->gr_gid)
- break;
-
- /* If it's a new group number, then try to add it to the list. */
- if (n == count)
- {
- if (maxcount != 0)
- {
- if (count >= maxcount)
- goto done;
- grouplist[count] = grp->gr_gid;
- }
- if (count == INT_MAX)
- {
- errno = EOVERFLOW;
- goto done;
- }
- count++;
- }
- }
+ {
+ int n;
+
+ if ( ! STREQ (username, *cp))
+ continue;
+
+ /* See if this group number is already on the list. */
+ for (n = 0; n < count; ++n)
+ if (grouplist && grouplist[n] == grp->gr_gid)
+ break;
+
+ /* If it's a new group number, then try to add it to the list. */
+ if (n == count)
+ {
+ if (maxcount != 0)
+ {
+ if (count >= maxcount)
+ goto done;
+ grouplist[count] = grp->gr_gid;
+ }
+ if (count == INT_MAX)
+ {
+ errno = EOVERFLOW;
+ goto done;
+ }
+ count++;
+ }
+ }
}
if (errno != 0)