* (e.g. diffcore-rename, diffcore-pickaxe). Never include this header
* in anything else.
*/
-#define MAX_SCORE 10000
-#define DEFAULT_MINIMUM_SCORE 5000
-#define RENAME_DST_MATCHED 01
+/* 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 60000.0
+#define DEFAULT_RENAME_SCORE 30000 /* rename/copy similarity minimum (50%) */
+#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];
struct diff_filespec *one;
struct diff_filespec *two;
unsigned short int score;
- char source_stays; /* all of R/C are copies */
char status; /* M C R N D U (see Documentation/diff-format.txt) */
+ unsigned source_stays : 1; /* all of R/C are copies */
+ unsigned broken_pair : 1;
};
#define DIFF_PAIR_UNMERGED(p) \
(!DIFF_FILE_VALID((p)->one) && !DIFF_FILE_VALID((p)->two))
#define DIFF_PAIR_RENAME(p) (strcmp((p)->one->path, (p)->two->path))
+#define DIFF_PAIR_BROKEN(p) \
+ ( (!DIFF_FILE_VALID((p)->one) != !DIFF_FILE_VALID((p)->two)) && \
+ ((p)->broken_pair != 0) )
+
#define DIFF_PAIR_TYPE_CHANGED(p) \
((S_IFMT & (p)->one->mode) != (S_IFMT & (p)->two->mode))
#define DIFF_PAIR_MODE_CHANGED(p) ((p)->one->mode != (p)->two->mode)
-#define DIFF_FILE_CANON_MODE(mode) \
- (S_ISREG(mode) ? (S_IFREG | ce_permissions(mode)) : \
- S_ISLNK(mode) ? S_IFLNK : S_IFDIR)
-
extern void diff_free_filepair(struct diff_filepair *);
extern int diff_unmodified_pair(struct diff_filepair *);
struct diff_filespec *);
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(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);
+
#define DIFF_DEBUG 0
#if DIFF_DEBUG
void diff_debug_filespec(struct diff_filespec *, int, const char *);