blob: b61d81f2226b8a758f34c6bc75463d9016364d8d (
plain)
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
|
/* vi: set sw=4 ts=4:
*
* who.c - display who is on the system
*
* Copyright 2012 ProFUSION Embedded Systems
*
* by Luis Felipe Strano Moraes <lfelipe@profusion.mobi>
*
* See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/who.html
USE_WHO(NEWTOY(who, NULL, TOYFLAG_BIN))
config WHO
bool "who"
default y
help
usage: who
Print logged user information on system
*/
#include "toys.h"
#include <utmpx.h>
void who_main(void)
{
struct utmpx *entry;
setutxent();
while ((entry = getutxent())) {
if (entry->ut_type == USER_PROCESS)
printf("%s %s (%s)\n", entry->ut_user, entry->ut_line, entry->ut_host);
}
endutxent();
}
|
