Makefile: Include subdirectories in "make cover" reports

[thirdparty/git.git] / builtin / diff.c

diff --git a/builtin/diff.c b/builtin/diff.c
index ffcdd055ca0b9b30bec2ce1f22e348ec15d58c81..89ae89cde1e6d8a0a2e02209f5396263a81bda5b 100644 (file)
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -407,17 +407,19 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
                result = builtin_diff_index(&rev, argc, argv);
        else if (ents == 2)
                result = builtin_diff_tree(&rev, argc, argv, ent);
-       else if ((ents == 3) && (ent[0].item->flags & UNINTERESTING)) {
-               /* diff A...B where there is one sane merge base between
-                * A and B.  We have ent[0] == merge-base, ent[1] == A,
-                * and ent[2] == B.  Show diff between the base and B.
+       else if (ent[0].item->flags & UNINTERESTING) {
+               /*
+                * diff A...B where there is at least one merge base
+                * between A and B.  We have ent[0] == merge-base,
+                * ent[ents-2] == A, and ent[ents-1] == B.  Show diff
+                * between the base and B.  Note that we pick one
+                * merge base at random if there are more than one.
                 */
-               ent[1] = ent[2];
+               ent[1] = ent[ents-1];
                result = builtin_diff_tree(&rev, argc, argv, ent);
-       }
-       else
+       } else
                result = builtin_diff_combined(&rev, argc, argv,
-                                            ent, ents);
+                                              ent, ents);
        result = diff_result_code(&rev.diffopt, result);
        if (1 < rev.diffopt.skip_stat_unmatch)
                refresh_index_quietly();