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Compatibility with OpenBSD. Thanks, Steve Dee!

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This commit is contained in:
David Galos
2013-07-18 15:28:08 -04:00
parent cd1526715f
commit 0fcb939408
4 changed files with 22 additions and 17 deletions
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22
who.c
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@@ -3,7 +3,7 @@
#include <string.h>
#include <unistd.h>
#include <time.h>
#include <utmpx.h>
#include <utmp.h>
#include "util.h"
static void usage(void);
@@ -11,21 +11,25 @@ static void usage(void);
int
main(int argc, char **argv)
{
struct utmpx *ut;
struct utmp usr;
FILE *ufp;
time_t t;
char timebuf[sizeof "yyyy-mm-dd hh:mm"];
if(argc!=1)
usage();
while((ut=getutxent())) {
if(ut->ut_type != USER_PROCESS)
continue;
t = ut->ut_tv.tv_sec;
strftime(timebuf, sizeof timebuf, "%Y-%m-%d %H:%M", localtime(&t));
printf("%-8s %-12s %-16s\n", ut->ut_user, ut->ut_line, timebuf);
if (!(ufp = fopen(_PATH_UTMP, "r"))) {
eprintf("fopen:");
}
endutxent();
while(fread((char *)&usr, sizeof(usr), 1, ufp) == 1) {
if (!*usr.ut_name || !*usr.ut_line)
continue;
t = usr.ut_time;
strftime(timebuf, sizeof timebuf, "%Y-%m-%d %H:%M", localtime(&t));
printf("%-8s %-12s %-16s\n", usr.ut_name, usr.ut_line, timebuf);
}
fclose(ufp);
return 0;
}