rev-list --bisect: Move some bisection code into best_bisection.

diff --git a/builtin-rev-list.c b/builtin-rev-list.c
index 2dae287129fa383ff6bf1b9309060623d569dcaa..8c9635abeac5f548b4ad4bbc31d6fce79332e1e9 100644 (file)
--- a/builtin-rev-list.c
+++ b/builtin-rev-list.c
@@ -255,6 +255,30 @@ static void show_list(const char *debug, int counted, int nr,
 }
 #endif /* DEBUG_BISECT */
 
+static struct commit_list *best_bisection(struct commit_list *list, int nr)
+{
+       struct commit_list *p, *best;
+       int best_distance = -1;
+
+       best = list;
+       for (p = list; p; p = p->next) {
+               int distance;
+               unsigned flags = p->item->object.flags;
+
+               if (revs.prune_fn && !(flags & TREECHANGE))
+                       continue;
+               distance = weight(p);
+               if (nr - distance < distance)
+                       distance = nr - distance;
+               if (distance > best_distance) {
+                       best = p;
+                       best_distance = distance;
+               }
+       }
+
+       return best;
+}
+
 /*
  * zero or positive weight is the number of interesting commits it can
  * reach, including itself.  Especially, weight = 0 means it does not
@@ -272,7 +296,7 @@ static struct commit_list *do_find_bisection(struct commit_list *list,
                                             int nr, int *weights)
 {
        int n, counted, distance;
-       struct commit_list *p, *best;
+       struct commit_list *p;
 
        counted = 0;
 
@@ -377,22 +401,7 @@ static struct commit_list *do_find_bisection(struct commit_list *list,
        show_list("bisection 2 counted all", counted, nr, list);
 
        /* Then find the best one */
-       counted = -1;
-       best = list;
-       for (p = list; p; p = p->next) {
-               unsigned flags = p->item->object.flags;
-
-               if (revs.prune_fn && !(flags & TREECHANGE))
-                       continue;
-               distance = weight(p);
-               if (nr - distance < distance)
-                       distance = nr - distance;
-               if (distance > counted) {
-                       best = p;
-                       counted = distance;
-               }
-       }
-       return best;
+       return best_bisection(list, nr);
 }
 
 static struct commit_list *find_bisection(struct commit_list *list,