I installed this patch for a very unlikely problem: more than INT_MAX groups.
2004-07-28 Paul Eggert <[EMAIL PROTECTED]> * getugroups.c: Include <errno.h>. (EOVERFLOW): Define if not defined. (getgroups): Return -1 with errno=EOVERFLOW if an integer overflow occurs. Index: getugroups.c =================================================================== RCS file: /home/eggert/coreutils/cu/lib/getugroups.c,v retrieving revision 1.12 retrieving revision 1.13 diff -p -u -r1.12 -r1.13 --- getugroups.c 10 Sep 2003 08:45:43 -0000 1.12 +++ getugroups.c 28 Jul 2004 19:41:08 -0000 1.13 @@ -1,5 +1,7 @@ /* getugroups.c -- return a list of the groups a user is in - Copyright (C) 1990, 1991, 1998, 1999, 2000, 2003 Free Software Foundation. + + Copyright (C) 1990, 1991, 1998, 1999, 2000, 2003, 2004 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 @@ -29,6 +31,11 @@ # include <unistd.h> #endif +#include <errno.h> +#ifndef EOVERFLOW +# define EOVERFLOW EINVAL +#endif + /* setgrent, getgrent, and endgrent are not specified by POSIX.1, so header files might not declare them. If you don't have them at all, we can't implement this function. @@ -88,6 +95,11 @@ getugroups (int maxcount, GETGROUPS_T *g grouplist[count] = grp->gr_gid; } count++; + if (count < 0) + { + errno = EOVERFLOW; + return -1; + } } } } _______________________________________________ Bug-coreutils mailing list [EMAIL PROTECTED] http://lists.gnu.org/mailman/listinfo/bug-coreutils