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-rw-r--r--coreutils/who.c77
1 files changed, 37 insertions, 40 deletions
diff --git a/coreutils/who.c b/coreutils/who.c
index 2773e1a8b..0cb74313e 100644
--- a/coreutils/who.c
+++ b/coreutils/who.c
@@ -21,48 +21,45 @@
#include <time.h>
#include "busybox.h"
-int who_main(int argc, char **argv)
+static const char * idle_string (time_t t)
{
- struct utmp *ut;
- struct stat st;
- time_t idle;
- char *name;
-
- if (argc > 1)
- bb_show_usage();
-
- setutent();
- printf("USER TTY IDLE FROM 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;
+ static char str[6];
+
+ time_t s = time(NULL) - t;
- 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);
- free(name);
+ 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;
}
- }
- endutent();
+ return "old";
+}
- return 0;
+int who_main(int argc, char **argv)
+{
+ struct utmp *ut;
+ struct stat st;
+ char *name;
+
+ if (argc > 1) {
+ bb_show_usage();
+ }
+
+ setutent();
+ 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/" */
+ 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;
}