Don't call memcmp() on an empty lastdir.

[rsync.git] / itypes.h

diff --git a/itypes.h b/itypes.h
index db997bba19c247057261c85de068f431aa4a5d5c..0a7111f1aba3f3e99d3d88cdf81b735cb5c4aecb 100644 (file)
--- a/itypes.h
+++ b/itypes.h
@@ -1,6 +1,6 @@
 /* Inline functions for rsync.
  *
- * Copyright (C) 2007-2020 Wayne Davison
+ * Copyright (C) 2007-2022 Wayne Davison
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -40,6 +40,12 @@ isSpace(const char *ptr)
        return isspace(*(unsigned char *)ptr);
 }
 
+static inline int
+isAlNum(const char *ptr)
+{
+       return isalnum(*(unsigned char *)ptr);
+}
+
 static inline int
 isLower(const char *ptr)
 {