blame: move reverse flag to scoreboard

The reverse flag is used in parts of blame that are being moved to
libgit, and should be accessible via the scoreboard structure.

Signed-off-by: Jeff Smith <whydoubt@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jeff Smith 2017-05-24 00:15:21 -05:00 committed by Junio C Hamano
parent 84be875e61
commit f81d70e940

View file

@ -381,6 +381,9 @@ struct blame_scoreboard {
/* use this file's contents as the final image */ /* use this file's contents as the final image */
const char *contents_from; const char *contents_from;
/* flags */
int reverse;
}; };
static void sanity_check_refcnt(struct blame_scoreboard *); static void sanity_check_refcnt(struct blame_scoreboard *);
@ -1339,7 +1342,8 @@ static void pass_whole_blame(struct blame_scoreboard *sb,
* "parent" (and "porigin"), but what we mean is to find scapegoat to * "parent" (and "porigin"), but what we mean is to find scapegoat to
* exonerate ourselves. * exonerate ourselves.
*/ */
static struct commit_list *first_scapegoat(struct rev_info *revs, struct commit *commit) static struct commit_list *first_scapegoat(struct rev_info *revs, struct commit *commit,
int reverse)
{ {
if (!reverse) { if (!reverse) {
if (revs->first_parent_only && if (revs->first_parent_only &&
@ -1353,9 +1357,9 @@ static struct commit_list *first_scapegoat(struct rev_info *revs, struct commit
return lookup_decoration(&revs->children, &commit->object); return lookup_decoration(&revs->children, &commit->object);
} }
static int num_scapegoats(struct rev_info *revs, struct commit *commit) static int num_scapegoats(struct rev_info *revs, struct commit *commit, int reverse)
{ {
struct commit_list *l = first_scapegoat(revs, commit); struct commit_list *l = first_scapegoat(revs, commit, reverse);
return commit_list_count(l); return commit_list_count(l);
} }
@ -1393,7 +1397,7 @@ static void pass_blame(struct blame_scoreboard *sb, struct blame_origin *origin,
struct blame_entry *toosmall = NULL; struct blame_entry *toosmall = NULL;
struct blame_entry *blames, **blametail = &blames; struct blame_entry *blames, **blametail = &blames;
num_sg = num_scapegoats(revs, commit); num_sg = num_scapegoats(revs, commit, sb->reverse);
if (!num_sg) if (!num_sg)
goto finish; goto finish;
else if (num_sg < ARRAY_SIZE(sg_buf)) else if (num_sg < ARRAY_SIZE(sg_buf))
@ -1409,7 +1413,7 @@ static void pass_blame(struct blame_scoreboard *sb, struct blame_origin *origin,
struct blame_origin *(*find)(struct commit *, struct blame_origin *); struct blame_origin *(*find)(struct commit *, struct blame_origin *);
find = pass ? find_rename : find_origin; find = pass ? find_rename : find_origin;
for (i = 0, sg = first_scapegoat(revs, commit); for (i = 0, sg = first_scapegoat(revs, commit, sb->reverse);
i < num_sg && sg; i < num_sg && sg;
sg = sg->next, i++) { sg = sg->next, i++) {
struct commit *p = sg->item; struct commit *p = sg->item;
@ -1441,7 +1445,7 @@ static void pass_blame(struct blame_scoreboard *sb, struct blame_origin *origin,
} }
sb->num_commits++; sb->num_commits++;
for (i = 0, sg = first_scapegoat(revs, commit); for (i = 0, sg = first_scapegoat(revs, commit, sb->reverse);
i < num_sg && sg; i < num_sg && sg;
sg = sg->next, i++) { sg = sg->next, i++) {
struct blame_origin *porigin = sg_origin[i]; struct blame_origin *porigin = sg_origin[i];
@ -1462,7 +1466,7 @@ static void pass_blame(struct blame_scoreboard *sb, struct blame_origin *origin,
if (opt & PICKAXE_BLAME_MOVE) { if (opt & PICKAXE_BLAME_MOVE) {
filter_small(sb, &toosmall, &origin->suspects, sb->move_score); filter_small(sb, &toosmall, &origin->suspects, sb->move_score);
if (origin->suspects) { if (origin->suspects) {
for (i = 0, sg = first_scapegoat(revs, commit); for (i = 0, sg = first_scapegoat(revs, commit, sb->reverse);
i < num_sg && sg; i < num_sg && sg;
sg = sg->next, i++) { sg = sg->next, i++) {
struct blame_origin *porigin = sg_origin[i]; struct blame_origin *porigin = sg_origin[i];
@ -1489,7 +1493,7 @@ static void pass_blame(struct blame_scoreboard *sb, struct blame_origin *origin,
if (!origin->suspects) if (!origin->suspects)
goto finish; goto finish;
for (i = 0, sg = first_scapegoat(revs, commit); for (i = 0, sg = first_scapegoat(revs, commit, sb->reverse);
i < num_sg && sg; i < num_sg && sg;
sg = sg->next, i++) { sg = sg->next, i++) {
struct blame_origin *porigin = sg_origin[i]; struct blame_origin *porigin = sg_origin[i];
@ -1770,7 +1774,7 @@ static void assign_blame(struct blame_scoreboard *sb, int opt)
*/ */
blame_origin_incref(suspect); blame_origin_incref(suspect);
parse_commit(commit); parse_commit(commit);
if (reverse || if (sb->reverse ||
(!(commit->object.flags & UNINTERESTING) && (!(commit->object.flags & UNINTERESTING) &&
!(revs->max_age != -1 && commit->date < revs->max_age))) !(revs->max_age != -1 && commit->date < revs->max_age)))
pass_blame(sb, suspect, opt); pass_blame(sb, suspect, opt);
@ -2739,6 +2743,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
sb.revs = &revs; sb.revs = &revs;
sb.contents_from = contents_from; sb.contents_from = contents_from;
sb.reverse = reverse;
if (!reverse) { if (!reverse) {
final_commit_name = prepare_final(&sb); final_commit_name = prepare_final(&sb);
sb.commits.compare = compare_commits_by_commit_date; sb.commits.compare = compare_commits_by_commit_date;