cracklib/cracklib-2.9.6-lookup.patch

61 lines
1.3 KiB
Diff
Raw Normal View History

diff -up cracklib-2.9.6/lib/packlib.c.lookup cracklib-2.9.6/lib/packlib.c
--- cracklib-2.9.6/lib/packlib.c.lookup 2018-10-10 14:19:06.988958835 +0200
+++ cracklib-2.9.6/lib/packlib.c 2018-11-26 16:04:34.648256614 +0100
@@ -585,12 +585,11 @@ fprintf(stderr, "look for (%s)\n", strin
fprintf(stderr, "---- %lu, %lu ----\n", lwm, hwm);
#endif
- middle = lwm + ((hwm - lwm + 1) / 2);
-
for (;;)
{
int cmp;
+ middle = lwm + ((hwm - lwm + 1) / 2);
#if DEBUG
fprintf(stderr, "lwm = %lu, middle = %lu, hwm = %lu\n", lwm, middle, hwm);
@@ -617,24 +616,28 @@ fprintf(stderr, "look for (%s)\n", strin
return(middle);
}
- if (middle == hwm)
- {
-#if DEBUG
- fprintf(stderr, "at terminal subdivision, stopping search\n");
-#endif
- break;
- }
-
if (cmp < 0)
{
- hwm = middle;
- middle = lwm + ((hwm - lwm ) / 2);
- }
+ if (middle == lwm)
+ {
+#if DEBUG
+ fprintf(stderr, "at terminal subdivision from right, stopping search\n");
+#endif
+ break;
+ }
+ hwm = middle - 1;
+ }
else if (cmp > 0)
{
- lwm = middle;
- middle = lwm + ((hwm - lwm + 1) / 2);
- }
+ if (middle == hwm)
+ {
+#if DEBUG
+ fprintf(stderr, "at terminal subdivision from left, stopping search\n");
+#endif
+ break;
+ }
+ lwm = middle + 1;
+ }
}
return (PW_WORDS(pwp));