* login/pututline_r.c (pututline_r): Only call getutid_r if ID has a
valid ut_id field.
* login/getutid_r.c (getutid_r): Mark UTMP_DATA->loc_utmp invalid
if a search fails.
+Fri Jul 26 16:10:43 1996 Miles Bader <miles@gnu.ai.mit.edu>
+
+ * login/pututline_r.c (pututline_r): Only call getutid_r if ID has a
+ valid ut_id field.
+ * login/getutid_r.c (getutid_r): Mark UTMP_DATA->loc_utmp invalid
+ if a search fails.
+
Fri Jul 26 00:36:50 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
* sysdeps/mips/dl-machine.h: New file, contributed by Kazumoto Kojima
/* Check whether we need to reposition. Repositioning is necessary
either if the data in UTMP_DATA is not valid or if the ids don't
match: */
- if (utmp_data->loc_utmp < (off_t) sizeof (struct utmp)
- || strncmp(utmp_data->ubuf.ut_id, id->ut_id, sizeof (id->ut_id)) != 0)
+ if (id->ut_id[0]
+ && (utmp_data->loc_utmp < (off_t) sizeof (struct utmp)
+ || strncmp(utmp_data->ubuf.ut_id, id->ut_id, sizeof (id->ut_id)) != 0))
{
/* We must not overwrite the data in UTMP_DATA since ID may be
aliasing it. */