whitespace: allocate a few more bits and define WS_INCOMPLETE_LINE

Reserve a few more bits in the diff flags word to be used for future
whitespace rules.  Add WS_INCOMPLETE_LINE without implementing the
behaviour (yet).

Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 8 insertions, 8 deletions

diff --git a/diff.c b/diff.c
index 5c606409bb..1b27b15f84 100644
--- a/diff.c
+++ b/diff.c
@@ -804,15 +804,15 @@ enum diff_symbol {
 
 /*
  * Flags for content lines:
- * 0..11 are whitespace rules (see ws.h)
- * 12..14 are WSEH_NEW | WSEH_CONTEXT | WSEH_OLD
- * 16 is marking if the line is blank at EOF
- * 17..19 are used for color-moved.
+ * 0..15 are whitespace rules (see ws.h)
+ * 16..18 are WSEH_NEW | WSEH_CONTEXT | WSEH_OLD
+ * 19 is marking if the line is blank at EOF
+ * 20..22 are used for color-moved.
  */
-#define DIFF_SYMBOL_CONTENT_BLANK_LINE_EOF	(1<<16)
-#define DIFF_SYMBOL_MOVED_LINE			(1<<17)
-#define DIFF_SYMBOL_MOVED_LINE_ALT		(1<<18)
-#define DIFF_SYMBOL_MOVED_LINE_UNINTERESTING	(1<<19)
+#define DIFF_SYMBOL_CONTENT_BLANK_LINE_EOF	(1<<19)
+#define DIFF_SYMBOL_MOVED_LINE			(1<<20)
+#define DIFF_SYMBOL_MOVED_LINE_ALT		(1<<21)
+#define DIFF_SYMBOL_MOVED_LINE_UNINTERESTING	(1<<22)
 
 #define DIFF_SYMBOL_CONTENT_WS_MASK (WSEH_NEW | WSEH_OLD | WSEH_CONTEXT | WS_RULE_MASK)