shadow-utils/SOURCES/shadow-4.2.1-null-tm.patch
2021-10-08 16:44:50 +00:00

92 lines
2.5 KiB
Diff

Index: shadow-4.5/src/faillog.c
===================================================================
--- shadow-4.5.orig/src/faillog.c
+++ shadow-4.5/src/faillog.c
@@ -163,10 +163,14 @@ static void print_one (/*@null@*/const s
}
tm = localtime (&fl.fail_time);
+ if (tm == NULL) {
+ cp = "(unknown)";
+ } else {
#ifdef HAVE_STRFTIME
- strftime (ptime, sizeof (ptime), "%D %H:%M:%S %z", tm);
- cp = ptime;
+ strftime (ptime, sizeof (ptime), "%D %H:%M:%S %z", tm);
+ cp = ptime;
#endif
+ }
printf ("%-9s %5d %5d ",
pw->pw_name, fl.fail_cnt, fl.fail_max);
/* FIXME: cp is not defined ifndef HAVE_STRFTIME */
Index: shadow-4.5/src/chage.c
===================================================================
--- shadow-4.5.orig/src/chage.c
+++ shadow-4.5/src/chage.c
@@ -168,6 +168,10 @@ static void date_to_str (char *buf, size
struct tm *tp;
tp = gmtime (&date);
+ if (tp == NULL) {
+ (void) snprintf (buf, maxsize, "(unknown)");
+ return;
+ }
#ifdef HAVE_STRFTIME
(void) strftime (buf, maxsize, "%Y-%m-%d", tp);
#else
Index: shadow-4.5/src/lastlog.c
===================================================================
--- shadow-4.5.orig/src/lastlog.c
+++ shadow-4.5/src/lastlog.c
@@ -158,13 +158,17 @@ static void print_one (/*@null@*/const s
ll_time = ll.ll_time;
tm = localtime (&ll_time);
+ if (tm == NULL) {
+ cp = "(unknown)";
+ } else {
#ifdef HAVE_STRFTIME
- strftime (ptime, sizeof (ptime), "%a %b %e %H:%M:%S %z %Y", tm);
- cp = ptime;
+ strftime (ptime, sizeof (ptime), "%a %b %e %H:%M:%S %z %Y", tm);
+ cp = ptime;
#else
- cp = asctime (tm);
- cp[24] = '\0';
+ cp = asctime (tm);
+ cp[24] = '\0';
#endif
+ }
if (ll.ll_time == (time_t) 0) {
cp = _("**Never logged in**\0");
Index: shadow-4.5/src/passwd.c
===================================================================
--- shadow-4.5.orig/src/passwd.c
+++ shadow-4.5/src/passwd.c
@@ -455,6 +455,9 @@ static /*@observer@*/const char *date_to
struct tm *tm;
tm = gmtime (&t);
+ if (tm == NULL) {
+ return "(unknown)";
+ }
#ifdef HAVE_STRFTIME
(void) strftime (buf, sizeof buf, "%m/%d/%Y", tm);
#else /* !HAVE_STRFTIME */
Index: shadow-4.5/src/usermod.c
===================================================================
--- shadow-4.5.orig/src/usermod.c
+++ shadow-4.5/src/usermod.c
@@ -210,6 +210,10 @@ static void date_to_str (/*@unique@*//*@
} else {
time_t t = (time_t) date;
tp = gmtime (&t);
+ if (tp == NULL) {
+ strncpy (buf, "unknown", maxsize);
+ return;
+ }
#ifdef HAVE_STRFTIME
strftime (buf, maxsize, "%Y-%m-%d", tp);
#else