t6003: add --author-date-order test

diff --git a/commit.h b/commit.h
index b6ad8f3f307a46cd5a0555ab346abaa20013b13a..e43dfd01823481a23b542e0a4ab1a5df8b493e70 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -14,7 +14,7 @@ struct commit_list {
 struct commit {
        struct object object;
        void *util;
-       unsigned int indegree;
+       unsigned int index;
        unsigned long date;
        struct commit_list *parents;
        struct tree *tree;
@@ -89,6 +89,8 @@ struct pretty_print_context {
        char *notes_message;
        struct reflog_walk_info *reflog_info;
        const char *output_encoding;
+       struct string_list *mailmap;
+       int color;
 };
 
 struct userformat_want {
@@ -99,6 +101,7 @@ extern int has_non_ascii(const char *text);
 struct rev_info; /* in revision.h, it circularly uses enum cmit_fmt */
 extern char *logmsg_reencode(const struct commit *commit,
                             const char *output_encoding);
+extern void logmsg_free(char *msg, const struct commit *commit);
 extern void get_commit_format(const char *arg, struct rev_info *);
 extern const char *format_subject(struct strbuf *sb, const char *msg,
                                  const char *line_separator);
@@ -136,15 +139,24 @@ struct commit *pop_commit(struct commit_list **stack);
 void clear_commit_marks(struct commit *commit, unsigned int mark);
 void clear_commit_marks_for_object_array(struct object_array *a, unsigned mark);
 
+
+enum rev_sort_order {
+       REV_SORT_IN_GRAPH_ORDER = 0,
+       REV_SORT_BY_COMMIT_DATE,
+       REV_SORT_BY_AUTHOR_DATE
+};
+
 /*
  * Performs an in-place topological sort of list supplied.
  *
  *   invariant of resulting list is:
  *      a reachable from b => ord(b) < ord(a)
- *   in addition, when lifo == 0, commits on parallel tracks are
- *   sorted in the dates order.
+ *   sort_order further specifies:
+ *   REV_SORT_IN_GRAPH_ORDER: try to show a commit on a single-parent
+ *                            chain together.
+ *   REV_SORT_BY_COMMIT_DATE: show eligible commits in committer-date order.
  */
-void sort_in_topological_order(struct commit_list ** list, int lifo);
+void sort_in_topological_order(struct commit_list **, enum rev_sort_order);
 
 struct commit_graft {
        unsigned char sha1[20];
@@ -161,6 +173,9 @@ extern struct commit_list *get_merge_bases(struct commit *rev1, struct commit *r
 extern struct commit_list *get_merge_bases_many(struct commit *one, int n, struct commit **twos, int cleanup);
 extern struct commit_list *get_octopus_merge_bases(struct commit_list *in);
 
+/* largest positive number a signed 32-bit integer can contain */
+#define INFINITE_DEPTH 0x7fffffff
+
 extern int register_shallow(const unsigned char *sha1);
 extern int unregister_shallow(const unsigned char *sha1);
 extern int for_each_commit_graft(each_commit_graft_fn, void *);