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-rw-r--r--revision.c138
1 files changed, 82 insertions, 56 deletions
diff --git a/revision.c b/revision.c
index 86406a26a2..7ddbaa083e 100644
--- a/revision.c
+++ b/revision.c
@@ -345,14 +345,24 @@ static struct commit *handle_commit(struct rev_info *revs,
die("%s is unknown object", name);
}
-static int everybody_uninteresting(struct commit_list *orig)
+static int everybody_uninteresting(struct commit_list *orig,
+ struct commit **interesting_cache)
{
struct commit_list *list = orig;
+
+ if (*interesting_cache) {
+ struct commit *commit = *interesting_cache;
+ if (!(commit->object.flags & UNINTERESTING))
+ return 0;
+ }
+
while (list) {
struct commit *commit = list->item;
list = list->next;
if (commit->object.flags & UNINTERESTING)
continue;
+ if (interesting_cache)
+ *interesting_cache = commit;
return 0;
}
return 1;
@@ -940,7 +950,8 @@ static void cherry_pick_list(struct commit_list *list, struct rev_info *revs)
/* How many extra uninteresting commits we want to see.. */
#define SLOP 5
-static int still_interesting(struct commit_list *src, unsigned long date, int slop)
+static int still_interesting(struct commit_list *src, unsigned long date, int slop,
+ struct commit **interesting_cache)
{
/*
* No source list at all? We're definitely done..
@@ -959,7 +970,7 @@ static int still_interesting(struct commit_list *src, unsigned long date, int sl
* Does the source list still have interesting commits in
* it? Definitely not done..
*/
- if (!everybody_uninteresting(src))
+ if (!everybody_uninteresting(src, interesting_cache))
return SLOP;
/* Ok, we're closing in.. */
@@ -1078,6 +1089,7 @@ static int limit_list(struct rev_info *revs)
struct commit_list *newlist = NULL;
struct commit_list **p = &newlist;
struct commit_list *bottom = NULL;
+ struct commit *interesting_cache = NULL;
if (revs->ancestry_path) {
bottom = collect_bottom_commits(list);
@@ -1094,6 +1106,9 @@ static int limit_list(struct rev_info *revs)
list = list->next;
free(entry);
+ if (commit == interesting_cache)
+ interesting_cache = NULL;
+
if (revs->max_age != -1 && (commit->date < revs->max_age))
obj->flags |= UNINTERESTING;
if (add_parents_to_list(revs, commit, &list, NULL) < 0)
@@ -1102,7 +1117,7 @@ static int limit_list(struct rev_info *revs)
mark_parents_uninteresting(commit);
if (revs->show_all)
p = &commit_list_insert(commit, p)->next;
- slop = still_interesting(list, date, slop);
+ slop = still_interesting(list, date, slop, &interesting_cache);
if (slop)
continue;
/* If showing all, add the whole pending list to the end */
@@ -2017,6 +2032,8 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
grep_set_pattern_type_option(GREP_PATTERN_TYPE_PCRE, &revs->grep_filter);
} else if (!strcmp(arg, "--all-match")) {
revs->grep_filter.all_match = 1;
+ } else if (!strcmp(arg, "--invert-grep")) {
+ revs->invert_grep = 1;
} else if ((argcount = parse_long_opt("encoding", argv, &optarg))) {
if (strcmp(optarg, "none"))
git_log_output_encoding = xstrdup(optarg);
@@ -2337,9 +2354,14 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
if (revs->reflog_info && revs->graph)
die("cannot combine --walk-reflogs with --graph");
+ if (revs->no_walk && revs->graph)
+ die("cannot combine --no-walk with --graph");
if (!revs->reflog_info && revs->grep_filter.use_reflog_filter)
die("cannot use --grep-reflog without --walk-reflogs");
+ if (revs->first_parent_only && revs->bisect)
+ die(_("--first-parent is incompatible with --bisect"));
+
return left;
}
@@ -2915,7 +2937,7 @@ static int commit_match(struct commit *commit, struct rev_info *opt)
(char *)message, strlen(message));
strbuf_release(&buf);
unuse_commit_buffer(commit, message);
- return retval;
+ return opt->invert_grep ? !retval : retval;
}
static inline int want_ancestry(const struct rev_info *revs)
@@ -2968,6 +2990,61 @@ enum commit_action get_commit_action(struct rev_info *revs, struct commit *commi
return commit_show;
}
+define_commit_slab(saved_parents, struct commit_list *);
+
+#define EMPTY_PARENT_LIST ((struct commit_list *)-1)
+
+/*
+ * You may only call save_parents() once per commit (this is checked
+ * for non-root commits).
+ */
+static void save_parents(struct rev_info *revs, struct commit *commit)
+{
+ struct commit_list **pp;
+
+ if (!revs->saved_parents_slab) {
+ revs->saved_parents_slab = xmalloc(sizeof(struct saved_parents));
+ init_saved_parents(revs->saved_parents_slab);
+ }
+
+ pp = saved_parents_at(revs->saved_parents_slab, commit);
+
+ /*
+ * When walking with reflogs, we may visit the same commit
+ * several times: once for each appearance in the reflog.
+ *
+ * In this case, save_parents() will be called multiple times.
+ * We want to keep only the first set of parents. We need to
+ * store a sentinel value for an empty (i.e., NULL) parent
+ * list to distinguish it from a not-yet-saved list, however.
+ */
+ if (*pp)
+ return;
+ if (commit->parents)
+ *pp = copy_commit_list(commit->parents);
+ else
+ *pp = EMPTY_PARENT_LIST;
+}
+
+static void free_saved_parents(struct rev_info *revs)
+{
+ if (revs->saved_parents_slab)
+ clear_saved_parents(revs->saved_parents_slab);
+}
+
+struct commit_list *get_saved_parents(struct rev_info *revs, const struct commit *commit)
+{
+ struct commit_list *parents;
+
+ if (!revs->saved_parents_slab)
+ return commit->parents;
+
+ parents = *saved_parents_at(revs->saved_parents_slab, commit);
+ if (parents == EMPTY_PARENT_LIST)
+ return NULL;
+ return parents;
+}
+
enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit)
{
enum commit_action action = get_commit_action(revs, commit);
@@ -3267,54 +3344,3 @@ void put_revision_mark(const struct rev_info *revs, const struct commit *commit)
fputs(mark, stdout);
putchar(' ');
}
-
-define_commit_slab(saved_parents, struct commit_list *);
-
-#define EMPTY_PARENT_LIST ((struct commit_list *)-1)
-
-void save_parents(struct rev_info *revs, struct commit *commit)
-{
- struct commit_list **pp;
-
- if (!revs->saved_parents_slab) {
- revs->saved_parents_slab = xmalloc(sizeof(struct saved_parents));
- init_saved_parents(revs->saved_parents_slab);
- }
-
- pp = saved_parents_at(revs->saved_parents_slab, commit);
-
- /*
- * When walking with reflogs, we may visit the same commit
- * several times: once for each appearance in the reflog.
- *
- * In this case, save_parents() will be called multiple times.
- * We want to keep only the first set of parents. We need to
- * store a sentinel value for an empty (i.e., NULL) parent
- * list to distinguish it from a not-yet-saved list, however.
- */
- if (*pp)
- return;
- if (commit->parents)
- *pp = copy_commit_list(commit->parents);
- else
- *pp = EMPTY_PARENT_LIST;
-}
-
-struct commit_list *get_saved_parents(struct rev_info *revs, const struct commit *commit)
-{
- struct commit_list *parents;
-
- if (!revs->saved_parents_slab)
- return commit->parents;
-
- parents = *saved_parents_at(revs->saved_parents_slab, commit);
- if (parents == EMPTY_PARENT_LIST)
- return NULL;
- return parents;
-}
-
-void free_saved_parents(struct rev_info *revs)
-{
- if (revs->saved_parents_slab)
- clear_saved_parents(revs->saved_parents_slab);
-}