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2006-05-10 Paul Eggert <eggert@cs.ucla.edu>
[gnulib.git]
/
lib
/
getugroups.c
diff --git
a/lib/getugroups.c
b/lib/getugroups.c
index
2be31ec
..
7aa540d
100644
(file)
--- a/
lib/getugroups.c
+++ b/
lib/getugroups.c
@@
-1,5
+1,7
@@
/* getugroups.c -- return a list of the groups a user is in
/* getugroups.c -- return a list of the groups a user is in
- Copyright (C) 1990, 1991, 1998, 1999, 2000 Free Software Foundation.
+
+ Copyright (C) 1990, 1991, 1998, 1999, 2000, 2003, 2004, 2005 Free
+ Software Foundation.
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
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
@@
-13,7
+15,7
@@
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
- Inc., 5
9 Temple Place - Suite 330, Boston, MA 02111-1307
, USA. */
+ Inc., 5
1 Franklin Street, Fifth Floor, Boston, MA 02110-1301
, USA. */
/* Written by David MacKenzie. */
/* Written by David MacKenzie. */
@@
-25,8
+27,11
@@
#include <stdio.h> /* grp.h on alpha OSF1 V2.0 uses "FILE *". */
#include <grp.h>
#include <stdio.h> /* grp.h on alpha OSF1 V2.0 uses "FILE *". */
#include <grp.h>
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
+#include <unistd.h>
+
+#include <errno.h>
+#ifndef EOVERFLOW
+# define EOVERFLOW EINVAL
#endif
/* setgrent, getgrent, and endgrent are not specified by POSIX.1,
#endif
/* setgrent, getgrent, and endgrent are not specified by POSIX.1,
@@
-35,11
+40,7
@@
You lose! */
struct group *getgrent ();
You lose! */
struct group *getgrent ();
-#if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
-# include <string.h>
-#else
-# include <strings.h>
-#endif
+#include <string.h>
#define STREQ(s1, s2) ((strcmp (s1, s2) == 0))
#define STREQ(s1, s2) ((strcmp (s1, s2) == 0))
@@
-92,6
+93,11
@@
getugroups (int maxcount, GETGROUPS_T *grouplist, char *username, gid_t gid)
grouplist[count] = grp->gr_gid;
}
count++;
grouplist[count] = grp->gr_gid;
}
count++;
+ if (count < 0)
+ {
+ errno = EOVERFLOW;
+ return -1;
+ }
}
}
}
}
}
}