Treat 0-length moves as not having a move.
-rw-r--r-- 114 .gitignore
-rw-r--r-- 13573 Board.pm
-rw-r--r-- 1183 Engine.pm
-rw-r--r-- 597 Makefile
-rw-r--r-- 8298 Position.pm
-rw-r--r-- 1087 bench.pl
-rw-r--r-- 6107 binloader.cpp
-rw-r--r-- 2597 binlookup.cpp
-rw-r--r-- 1486 binmerger.cpp
-rwxr-xr-x 1609 build-book.sh
-rw-r--r-- 639 count.proto
-rwxr-xr-x 473 find-pgn-split-point.sh
-rw-r--r-- 250 hash.cpp
-rw-r--r-- 428 hash.h
-rw-r--r-- 1227 merge_count.cpp
-rw-r--r-- 162 merge_count.h
-rwxr-xr-x 1118 opening-stats.pl
-rwxr-xr-x 324 parallel-parse-pgn.sh
-rw-r--r-- 24430 pv-benchmark.txt
drwxr-xr-x - www