- use ut_user rather than ut_name (Cristian Ionescu-Idbohrn)

- use ut_tv.tv_sec rather than ut_time (me)
- shrink halt a little bit (me):
halt_main                                            464     433     -31
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-31)             Total: -31 bytes
This commit is contained in:
Bernhard Reutner-Fischer 2008-06-01 10:10:22 +00:00
parent e0fd13e901
commit 62d8503589
5 changed files with 19 additions and 22 deletions

View File

@ -37,7 +37,6 @@ RB_AUTOBOOT
int which, flags, rc = 1;
#if ENABLE_FEATURE_WTMP
struct utmp utmp;
struct timeval tv;
struct utsname uts;
#endif
@ -56,9 +55,7 @@ RB_AUTOBOOT
close(creat(bb_path_wtmp_file, 0664));
}
memset(&utmp, 0, sizeof(utmp));
gettimeofday(&tv, NULL);
utmp.ut_tv.tv_sec = tv.tv_sec;
utmp.ut_tv.tv_usec = tv.tv_usec;
utmp.ut_tv.tv_sec = time(NULL);
safe_strncpy(utmp.ut_user, "shutdown", UT_NAMESIZE);
utmp.ut_type = RUN_LVL;
safe_strncpy(utmp.ut_id, "~~", sizeof(utmp.ut_id));

View File

@ -605,7 +605,7 @@ static void update_utmp(const char *line, char *fakehost)
safe_strncpy(ut.ut_line, line, sizeof(ut.ut_line));
if (fakehost)
safe_strncpy(ut.ut_host, fakehost, sizeof(ut.ut_host));
ut.ut_time = time(NULL);
ut.ut_tv.tv_sec = time(NULL);
ut.ut_type = LOGIN_PROCESS;
ut.ut_pid = mypid;

View File

@ -80,7 +80,7 @@ static void read_or_build_utent(struct utmp *utptr, int picky)
* remotely meaningful by skipping "tty"... */
strncpy(utptr->ut_id, short_tty + 3, sizeof(utptr->ut_id));
strncpy(utptr->ut_user, "LOGIN", sizeof(utptr->ut_user));
utptr->ut_time = time(NULL);
utptr->ut_tv.tv_sec = time(NULL);
}
if (!picky) /* root login */
memset(utptr->ut_host, 0, sizeof(utptr->ut_host));
@ -96,7 +96,7 @@ static void write_utent(struct utmp *utptr, const char *username)
{
utptr->ut_type = USER_PROCESS;
strncpy(utptr->ut_user, username, sizeof(utptr->ut_user));
utptr->ut_time = time(NULL);
utptr->ut_tv.tv_sec = time(NULL);
/* other fields already filled in by read_or_build_utent above */
setutent();
pututline(utptr);

View File

@ -83,17 +83,17 @@ int last_main(int argc, char **argv ATTRIBUTE_UNUSED)
ut.ut_type = RUN_LVL;
#endif
} else {
if (ut.ut_name[0] == '\0' || strcmp(ut.ut_name, "LOGIN") == 0) {
if (ut.ut_user[0] == '\0' || strcmp(ut.ut_user, "LOGIN") == 0) {
/* Don't bother. This means we can't find how long
* someone was logged in for. Oh well. */
goto next;
}
if (ut.ut_type != DEAD_PROCESS
&& ut.ut_name[0] && ut.ut_line[0]
&& ut.ut_user[0] && ut.ut_line[0]
) {
ut.ut_type = USER_PROCESS;
}
if (strcmp(ut.ut_name, "date") == 0) {
if (strcmp(ut.ut_user, "date") == 0) {
if (n == TYPE_OLD_TIME) { /* '|' */
ut.ut_type = OLD_TIME;
}

View File

@ -46,7 +46,7 @@ static void show_entry(struct utmp *ut, int state, time_t dur_secs)
const char *logout_str;
const char *duration_str;
safe_strncpy(login_time, ctime(&(ut->ut_time)), 17);
safe_strncpy(login_time, ctime(&(ut->ut_tv.tv_sec)), 17);
snprintf(logout_time, 8, "- %s", ctime(&dur_secs) + 11);
dur_secs = MAX(dur_secs - (time_t)ut->ut_tv.tv_sec, (time_t)0);
@ -87,7 +87,7 @@ static void show_entry(struct utmp *ut, int state, time_t dur_secs)
}
printf(HEADER_FORMAT,
ut->ut_name,
ut->ut_user,
ut->ut_line,
show_wide ? INET6_ADDRSTRLEN : INET_ADDRSTRLEN,
show_wide ? INET6_ADDRSTRLEN : INET_ADDRSTRLEN,
@ -112,19 +112,19 @@ static int get_ut_type(struct utmp *ut)
return ut->ut_type;
}
if (ut->ut_name[0] == 0) {
if (ut->ut_user[0] == 0) {
return DEAD_PROCESS;
}
if ((ut->ut_type != DEAD_PROCESS)
&& (strcmp(ut->ut_name, "LOGIN") != 0)
&& ut->ut_name[0]
&& (strcmp(ut->ut_user, "LOGIN") != 0)
&& ut->ut_user[0]
&& ut->ut_line[0]
) {
ut->ut_type = USER_PROCESS;
}
if (strcmp(ut->ut_name, "date") == 0) {
if (strcmp(ut->ut_user, "date") == 0) {
if (ut->ut_line[0] == '|') {
return OLD_TIME;
}
@ -196,18 +196,18 @@ int last_main(int argc ATTRIBUTE_UNUSED, char **argv)
xlseek(file, pos, SEEK_SET);
xread(file, &ut, sizeof(ut));
/* rewritten by each record, eventially will have
* first record's ut_time: */
start_time = ut.ut_time;
* first record's ut_tv.tv_sec: */
start_time = ut.ut_tv.tv_sec;
switch (get_ut_type(&ut)) {
case SHUTDOWN_TIME:
down_time = ut.ut_time;
down_time = ut.ut_tv.tv_sec;
boot_down = DOWN;
going_down = 1;
break;
case RUN_LVL:
if (is_runlevel_shutdown(&ut)) {
down_time = ut.ut_time;
down_time = ut.ut_tv.tv_sec;
going_down = 1;
boot_down = DOWN;
}
@ -240,7 +240,7 @@ int last_main(int argc ATTRIBUTE_UNUSED, char **argv)
next = el->link;
if (strncmp(up->ut_line, ut.ut_line, UT_LINESIZE) == 0) {
if (show) {
show_entry(&ut, NORMAL, up->ut_time);
show_entry(&ut, NORMAL, up->ut_tv.tv_sec);
show = 0;
}
llist_unlink(&zlist, el);
@ -271,7 +271,7 @@ int last_main(int argc ATTRIBUTE_UNUSED, char **argv)
}
if (going_down) {
boot_time = ut.ut_time;
boot_time = ut.ut_tv.tv_sec;
llist_free(zlist, free);
zlist = NULL;
going_down = 0;