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Cleanup patch from tito.

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This commit is contained in:
Rob Landley 2006-03-12 19:26:01 +00:00
parent 1c60d9762e
commit e01d746fe9
1 changed files with 38 additions and 41 deletions
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51
coreutils/who.c
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@ -21,48 +21,45 @@
#include <time.h>
#include "busybox.h"
static const char * idle_string (time_t t)
{
static char str[6];
time_t s = time(NULL) - t;
if (s < 60)
return ".";
if (s < (24 * 60 * 60)) {
sprintf (str, "%02d:%02d",
(int) (s / (60 * 60)),
(int) ((s % (60 * 60)) / 60));
return (const char *) str;
}
return "old";
}
int who_main(int argc, char **argv)
{
struct utmp *ut;
struct stat st;
time_t idle;
char *name;
if (argc > 1)
if (argc > 1) {
bb_show_usage();
}
setutent();
printf("USER TTY IDLE FROM HOST\n");
printf("USER TTY IDLE TIME HOST\n");
while ((ut = getutent()) != NULL) {
if (ut->ut_user[0] && ut->ut_type == USER_PROCESS) {
/* ut->ut_line is device name of tty - "/dev/" */
printf("%-10s %-8s ", ut->ut_user, ut->ut_line);
name = concat_path_file("/dev/", ut->ut_line);
if (stat(name, &st) == 0) {
idle = time(NULL) - st.st_atime;
if (idle < 60)
printf("00:00m ");
else if (idle < (60 * 60))
printf("00:%02dm ", (int)(idle / 60));
else if (idle < (24 * 60 * 60))
printf("%02d:%02dm ", (int)(idle / (60 * 60)),
(int)(idle % (60 * 60)) / 60);
else if (idle < (24 * 60 * 60 * 365))
printf("%03ddays ", (int)(idle / (24 * 60 * 60)));
else
printf("%02dyears ", (int) (idle / (24 * 60 * 60 * 365)));
} else
printf("%-8s ", "?");
printf("%-12.12s %s\n", ctime((time_t*)&(ut->ut_tv.tv_sec)) + 4, ut->ut_host);
name = concat_path_file("/dev", ut->ut_line);
printf("%-10s %-8s %-8s %-12.12s %s\n", ut->ut_user, ut->ut_line,
(stat(name, &st)) ? "?" : idle_string(st.st_atime),
ctime((time_t*)&(ut->ut_tv.tv_sec)) + 4, ut->ut_host);
free(name);
}
}
endutent();
return 0;
}