return 0;
}
-void diff_detect_rename(int detect_rename,
- int minimum_score)
+int diff_scoreopt_parse(const char *opt)
+{
+ int diglen, num, scale, i;
+ if (opt[0] != '-' || (opt[1] != 'M' && opt[1] != 'C'))
+ return -1; /* that is not a -M nor -C option */
+ diglen = strspn(opt+2, "0123456789");
+ if (diglen == 0 || strlen(opt+2) != diglen)
+ return 0; /* use default */
+ sscanf(opt+2, "%d", &num);
+ for (i = 0, scale = 1; i < diglen; i++)
+ scale *= 10;
+
+ /* user says num divided by scale and we say internally that
+ * is MAX_SCORE * num / scale.
+ */
+ return MAX_SCORE * num / scale;
+}
+
+void diffcore_rename(int detect_rename, int minimum_score)
{
struct diff_queue_struct *q = &diff_queued_diff;
struct diff_queue_struct outq;