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* NEWS, src/newusers.c, src/usermod.c, src/useradd.c,

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src/groupmod.c, src/groupadd.c: Make sure no user or group are
	created with an ID set to -1.
This commit is contained in:
nekral-guest
2009-03-08 20:43:15 +00:00
parent c1052e2df2
commit 28d7f83c87
6 changed files with 87 additions and 125 deletions
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28
src/groupadd.c
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@@ -2,7 +2,7 @@
* Copyright (c) 1991 - 1993, Julianne Frances Haugh
* Copyright (c) 1996 - 2000, Marek Michałkiewicz
* Copyright (c) 2000 - 2006, Tomasz Kłoczko
* Copyright (c) 2007 - 2008, Nicolas François
* Copyright (c) 2007 - 2009, Nicolas François
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -98,7 +98,6 @@ static void grp_update (void);
static void check_new_name (void);
static void close_files (void);
static void open_files (void);
static gid_t get_gid (const char *gidstr);
static void process_flags (int argc, char **argv);
static void check_flags (void);
static void check_perms (void);
@@ -362,23 +361,6 @@ static void open_files (void)
#endif /* SHADOWGRP */
}
/*
* get_id - validate and get group ID
*/
static gid_t get_gid (const char *gidstr)
{
long val;
char *errptr;
val = strtol (gidstr, &errptr, 10);
if (('\0' != *errptr) || (errno == ERANGE) || (val < 0)) {
fprintf (stderr, _("%s: invalid numeric argument '%s'\n"),
Prog, gidstr);
exit (E_BAD_ARG);
}
return (gid_t) val;
}
/*
* process_flags - parse the command line options
*
@@ -419,7 +401,13 @@ static void process_flags (int argc, char **argv)
break;
case 'g':
gflg = true;
group_id = get_gid (optarg);
if ( (get_gid (optarg, &group_id) == 0)
|| (group_id == (gid_t)-1)) {
fprintf (stderr,
_("%s: invalid group ID '%s'\n"),
Prog, optarg);
exit (E_BAD_ARG);
}
break;
case 'h':
usage ();