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-rw-r--r--revision.c80
1 files changed, 52 insertions, 28 deletions
diff --git a/revision.c b/revision.c
index 162d511..d4aaf0e 100644
--- a/revision.c
+++ b/revision.c
@@ -911,26 +911,11 @@ static void try_to_simplify_commit(struct rev_info *revs, struct commit *commit)
commit->object.flags |= TREESAME;
}
-static void commit_list_insert_by_date_cached(struct commit *p, struct commit_list **head,
- struct commit_list *cached_base, struct commit_list **cache)
-{
- struct commit_list *new_entry;
-
- if (cached_base && p->date < cached_base->item->date)
- new_entry = commit_list_insert_by_date(p, &cached_base->next);
- else
- new_entry = commit_list_insert_by_date(p, head);
-
- if (cache && (!*cache || p->date < (*cache)->item->date))
- *cache = new_entry;
-}
-
static int process_parents(struct rev_info *revs, struct commit *commit,
- struct commit_list **list, struct commit_list **cache_ptr)
+ struct commit_list **list, struct prio_queue *queue)
{
struct commit_list *parent = commit->parents;
unsigned left_flag;
- struct commit_list *cached_base = cache_ptr ? *cache_ptr : NULL;
if (commit->object.flags & ADDED)
return 0;
@@ -966,7 +951,9 @@ static int process_parents(struct rev_info *revs, struct commit *commit,
continue;
p->object.flags |= SEEN;
if (list)
- commit_list_insert_by_date_cached(p, list, cached_base, cache_ptr);
+ commit_list_insert_by_date(p, list);
+ if (queue)
+ prio_queue_put(queue, p);
}
return 0;
}
@@ -1006,7 +993,9 @@ static int process_parents(struct rev_info *revs, struct commit *commit,
if (!(p->object.flags & SEEN)) {
p->object.flags |= SEEN;
if (list)
- commit_list_insert_by_date_cached(p, list, cached_base, cache_ptr);
+ commit_list_insert_by_date(p, list);
+ if (queue)
+ prio_queue_put(queue, p);
}
if (revs->first_parent_only)
break;
@@ -1894,7 +1883,7 @@ int handle_revision_arg(const char *arg_, struct rev_info *revs, int flags, unsi
return 0;
}
-static void read_pathspec_from_stdin(struct rev_info *revs, struct strbuf *sb,
+static void read_pathspec_from_stdin(struct strbuf *sb,
struct argv_array *prune)
{
while (strbuf_getline(sb, stdin) != EOF)
@@ -1928,7 +1917,7 @@ static void read_revisions_from_stdin(struct rev_info *revs,
die("bad revision '%s'", sb.buf);
}
if (seen_dashdash)
- read_pathspec_from_stdin(revs, &sb, prune);
+ read_pathspec_from_stdin(&sb, prune);
strbuf_release(&sb);
warn_on_object_refname_ambiguity = save_warning;
@@ -2151,6 +2140,9 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
revs->diff = 1;
revs->dense_combined_merges = 0;
revs->combine_merges = 1;
+ } else if (!strcmp(arg, "--combined-all-paths")) {
+ revs->diff = 1;
+ revs->combined_all_paths = 1;
} else if (!strcmp(arg, "--cc")) {
revs->diff = 1;
revs->dense_combined_merges = 1;
@@ -2647,6 +2639,9 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
}
if (revs->combine_merges)
revs->ignore_merges = 0;
+ if (revs->combined_all_paths && !revs->combine_merges)
+ die("--combined-all-paths makes no sense without -c or --cc");
+
revs->diffopt.abbrev = revs->abbrev;
if (revs->line_level_traverse) {
@@ -2683,6 +2678,10 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
if (revs->first_parent_only && revs->bisect)
die(_("--first-parent is incompatible with --bisect"));
+ if (revs->line_level_traverse &&
+ (revs->diffopt.output_format & ~(DIFF_FORMAT_PATCH | DIFF_FORMAT_NO_OUTPUT)))
+ die(_("-L does not yet support diff formats besides -p and -s"));
+
if (revs->expand_tabs_in_log < 0)
revs->expand_tabs_in_log = revs->expand_tabs_in_log_default;
@@ -2742,7 +2741,7 @@ static struct merge_simplify_state *locate_simplify_state(struct rev_info *revs,
return st;
}
-static int mark_redundant_parents(struct rev_info *revs, struct commit *commit)
+static int mark_redundant_parents(struct commit *commit)
{
struct commit_list *h = reduce_heads(commit->parents);
int i = 0, marked = 0;
@@ -2778,7 +2777,7 @@ static int mark_redundant_parents(struct rev_info *revs, struct commit *commit)
return marked;
}
-static int mark_treesame_root_parents(struct rev_info *revs, struct commit *commit)
+static int mark_treesame_root_parents(struct commit *commit)
{
struct commit_list *p;
int marked = 0;
@@ -2970,8 +2969,8 @@ static struct commit_list **simplify_one(struct rev_info *revs, struct commit *c
* Detect and simplify both cases.
*/
if (1 < cnt) {
- int marked = mark_redundant_parents(revs, commit);
- marked += mark_treesame_root_parents(revs, commit);
+ int marked = mark_redundant_parents(commit);
+ marked += mark_treesame_root_parents(commit);
if (marked)
marked -= leave_one_treesame_to_parent(revs, commit);
if (marked)
@@ -3335,14 +3334,14 @@ int prepare_revision_walk(struct rev_info *revs)
return 0;
}
-static enum rewrite_result rewrite_one(struct rev_info *revs, struct commit **pp)
+static enum rewrite_result rewrite_one_1(struct rev_info *revs,
+ struct commit **pp,
+ struct prio_queue *queue)
{
- struct commit_list *cache = NULL;
-
for (;;) {
struct commit *p = *pp;
if (!revs->limited)
- if (process_parents(revs, p, &revs->commits, &cache) < 0)
+ if (process_parents(revs, p, NULL, queue) < 0)
return rewrite_one_error;
if (p->object.flags & UNINTERESTING)
return rewrite_one_ok;
@@ -3356,6 +3355,31 @@ static enum rewrite_result rewrite_one(struct rev_info *revs, struct commit **pp
}
}
+static void merge_queue_into_list(struct prio_queue *q, struct commit_list **list)
+{
+ while (q->nr) {
+ struct commit *item = prio_queue_peek(q);
+ struct commit_list *p = *list;
+
+ if (p && p->item->date >= item->date)
+ list = &p->next;
+ else {
+ p = commit_list_insert(item, list);
+ list = &p->next; /* skip newly added item */
+ prio_queue_get(q); /* pop item */
+ }
+ }
+}
+
+static enum rewrite_result rewrite_one(struct rev_info *revs, struct commit **pp)
+{
+ struct prio_queue queue = { compare_commits_by_commit_date };
+ enum rewrite_result ret = rewrite_one_1(revs, pp, &queue);
+ merge_queue_into_list(&queue, &revs->commits);
+ clear_prio_queue(&queue);
+ return ret;
+}
+
int rewrite_parents(struct rev_info *revs, struct commit *commit,
rewrite_parent_fn_t rewrite_parent)
{