1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
/* Copyright (c) 2000, 2002-2004 MySQL AB
Use is subject to license terms
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
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */
#include <stdio.h>
#include <stdlib.h>
#include "mysql.h"
static void change_user(MYSQL *sock,const char *user, const char *password,
const char *db,my_bool warning)
{
if (mysql_change_user(sock,user,password,db) != warning)
{
fprintf(stderr,"Couldn't change user to: user: '%s', password: '%s', db: '%s': Error: %s\n",
user, password ? password : "", db ? db : "",
mysql_error(sock));
}
}
int main(int argc, char **argv)
{
MYSQL *sock;
if (!(sock=mysql_init(0)))
{
fprintf(stderr,"Couldn't initialize mysql struct\n");
exit(1);
}
mysql_options(sock,MYSQL_READ_DEFAULT_GROUP,"connect");
if (!mysql_real_connect(sock,NULL,NULL,NULL,NULL,0,NULL,0))
{
fprintf(stderr,"Couldn't connect to engine!\n%s\n",mysql_error(sock));
perror("");
exit(1);
}
sock->reconnect= 1;
if (mysql_select_db(sock,"test"))
{
fprintf(stderr,"Couldn't select database test: Error: %s\n",
mysql_error(sock));
}
change_user(sock,"test_user","test_user","test",0);
change_user(sock,"test",NULL,"test",0);
change_user(sock,"test_user",NULL,"test",1);
change_user(sock,"test_user",NULL,NULL,1);
change_user(sock,"test_user","test_user","mysql",1);
mysql_close(sock);
exit(0);
return 0;
}
|
