checkout-index: work from subdirectory.

diff --git a/diffcore.h b/diffcore.h
index 2e613ebe899e8e4b49d489d6c3961a62ba55547d..a38acb13e19e0b3bfe9a377fefe4810c9830a11e 100644 (file)
--- a/diffcore.h
+++ b/diffcore.h
@@ -8,9 +8,19 @@
  * (e.g. diffcore-rename, diffcore-pickaxe).  Never include this header
  * in anything else.
  */
+
+/* We internally use unsigned short as the score value,
+ * and rely on an int capable to hold 32-bits.  -B can take
+ * -Bmerge_score/break_score format and the two scores are
+ * passed around in one int (high 16-bit for merge and low 16-bit
+ * for break).
+ */
 #define MAX_SCORE 60000
 #define DEFAULT_RENAME_SCORE 30000 /* rename/copy similarity minimum (50%) */
-#define DEFAULT_BREAK_SCORE  59400 /* minimum for break to happen (99%)*/
+#define DEFAULT_BREAK_SCORE  30000 /* minimum for break to happen (50%)*/
+#define DEFAULT_MERGE_SCORE  48000 /* maximum for break-merge to happen (80%)*/
+
+#define MINIMUM_BREAK_SIZE     400 /* do not break a file smaller than this */
 
 struct diff_filespec {
        unsigned char sha1[20];
@@ -75,7 +85,8 @@ extern void diff_q(struct diff_queue_struct *, struct diff_filepair *);
 
 extern void diffcore_pathspec(const char **pathspec);
 extern void diffcore_break(int);
-extern void diffcore_rename(int rename_copy, int);
+extern void diffcore_rename(struct diff_options *);
+extern void diffcore_merge_broken(void);
 extern void diffcore_pickaxe(const char *needle, int opts);
 extern void diffcore_order(const char *orderfile);