/* match-trees.c */
void shift_tree(const unsigned char *, const unsigned char *, unsigned char *, int);
+/*
+ * whitespace rules.
+ * used by both diff and apply
+ */
+#define WS_TRAILING_SPACE 01
+#define WS_SPACE_BEFORE_TAB 02
+#define WS_INDENT_WITH_NON_TAB 04
+#define WS_DEFAULT_RULE (WS_TRAILING_SPACE|WS_SPACE_BEFORE_TAB)
+extern unsigned whitespace_rule;
+
#endif /* CACHE_H */