merge-recursive: When we detect we can skip an update, actually skip it

diff --git a/bisect.c b/bisect.c
index 6dc27ee7a6090e56d5b0f2072a72553d3b3e3b87..060c042f8bcc2d402cb9908be3bdbd3bb180a862 100644 (file)
--- a/bisect.c
+++ b/bisect.c
@@ -141,7 +141,8 @@ static void show_list(const char *debug, int counted, int nr,
                enum object_type type;
                unsigned long size;
                char *buf = read_sha1_file(commit->object.sha1, &type, &size);
-               char *ep, *sp;
+               const char *subject_start;
+               int subject_len;
 
                fprintf(stderr, "%c%c%c ",
                        (flags & TREESAME) ? ' ' : 'T',
@@ -156,13 +157,9 @@ static void show_list(const char *debug, int counted, int nr,
                        fprintf(stderr, " %.*s", 8,
                                sha1_to_hex(pp->item->object.sha1));
 
-               sp = strstr(buf, "\n\n");
-               if (sp) {
-                       sp += 2;
-                       for (ep = sp; *ep && *ep != '\n'; ep++)
-                               ;
-                       fprintf(stderr, " %.*s", (int)(ep - sp), sp);
-               }
+               subject_len = find_commit_subject(buf, &subject_start);
+               if (subject_len)
+                       fprintf(stderr, " %.*s", subject_len, subject_start);
                fprintf(stderr, "\n");
        }
 }
@@ -986,6 +983,12 @@ int bisect_next_all(const char *prefix)
                exit(1);
        }
 
+       if (!all) {
+               fprintf(stderr, "No testable commit found.\n"
+                       "Maybe you started with bad path parameters?\n");
+               exit(4);
+       }
+
        bisect_rev = revs.commits->item->object.sha1;
        memcpy(bisect_rev_hex, sha1_to_hex(bisect_rev), 41);