1 files changed, 16 insertions, 0 deletions

diff --git a/src/core/io_moves.h b/src/core/io_moves.h
index b00682b..c94b6b7 100644
--- a/src/core/io_moves.h
+++ b/src/core/io_moves.h
@@ -1,5 +1,6 @@
 STATIC uint8_t readmove(char);
 STATIC int64_t readmoves(const char *, size_t n, uint8_t [n]);
+STATIC int64_t countmoves(const char *);
 STATIC uint8_t readmodifier(char);
 STATIC int64_t writemoves(size_t n, const uint8_t [n], size_t m, char [m]);
 
@@ -72,6 +73,21 @@ readmoves(const char *buf, size_t n, uint8_t ret[n])
 }
 
 STATIC int64_t
+countmoves(const char *buf)
+{
+        uint8_t m;
+        uint64_t c;
+
+        FOREACH_READMOVE(buf, m, c, INT_MAX, NISSY_ERROR_INVALID_MOVES,
+                {}
+        )
+
+        (void)m; /* Ignore "variable set but not used" warning */
+
+        return (int64_t)c;
+}
+
+STATIC int64_t
 writemoves(
         size_t nmoves,
         const uint8_t m[nmoves],