Optimize peel_ref for the current ref of a for_each_ref callback

diff --git a/revision.h b/revision.h
index 1f645764a57063d004a9b9014b404cf04e73c9e1..b5f01f8309b6630be7169eb72f613e5deb0ebcab 100644 (file)
--- a/revision.h
+++ b/revision.h
@@ -3,7 +3,7 @@
 
 #define SEEN           (1u<<0)
 #define UNINTERESTING   (1u<<1)
-#define TREECHANGE     (1u<<2)
+#define TREESAME       (1u<<2)
 #define SHOWN          (1u<<3)
 #define TMP_MARK       (1u<<4) /* for isolated cases; clean after use */
 #define BOUNDARY       (1u<<5)
@@ -15,8 +15,6 @@
 struct rev_info;
 struct log_info;
 
-typedef void (prune_fn_t)(struct rev_info *revs, struct commit *commit);
-
 struct rev_info {
        /* Starting list */
        struct commit_list *commits;
@@ -28,12 +26,14 @@ struct rev_info {
        /* Basic information */
        const char *prefix;
        void *prune_data;
-       prune_fn_t *prune_fn;
+       unsigned int early_output;
 
        /* Traversal flags */
        unsigned int    dense:1,
+                       prune:1,
                        no_merges:1,
                        no_walk:1,
+                       show_all:1,
                        remove_empty_trees:1,
                        simplify_history:1,
                        lifo:1,
@@ -105,6 +105,8 @@ struct rev_info {
 #define REV_TREE_DIFFERENT     2
 
 /* revision.c */
+typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
+volatile show_early_output_fn_t show_early_output;
 
 extern void init_revisions(struct rev_info *revs, const char *prefix);
 extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def);
@@ -129,4 +131,14 @@ extern void add_object(struct object *obj,
 
 extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
 
+extern void add_head_to_pending(struct rev_info *);
+
+enum commit_action {
+       commit_ignore,
+       commit_show,
+       commit_error
+};
+
+extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);
+
 #endif