mirrors/git
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge branch 'jk/diff-cc-oidfind-fix'

Browse Source 
"log -c --find-object=X" did not work well to find a merge that
involves a change to an object X from only one parent.

* jk/diff-cc-oidfind-fix:
  combine-diff: handle --find-object in multitree code path
This commit is contained in:
Junio C Hamano
2020-10-05 14:01:54 -07:00
parent 8e3ec76a20 957876f17d
commit 7da656f1e0
2 changed files with 96 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
combine-diff.c
View File

@ -1450,6 +1450,42 @@ static struct combine_diff_path *find_paths_multitree(
return paths_head.next;
}
static int match_objfind(struct combine_diff_path *path,
int num_parent,
const struct oidset *set)
{
int i;
if (oidset_contains(set, &path->oid))
return 1;
for (i = 0; i < num_parent; i++) {
if (oidset_contains(set, &path->parent[i].oid))
return 1;
}
return 0;
}
static struct combine_diff_path *combined_objfind(struct diff_options *opt,
struct combine_diff_path *paths,
int num_parent)
{
struct combine_diff_path *ret = NULL, **tail = &ret;
struct combine_diff_path *p = paths;
while (p) {
struct combine_diff_path *next = p->next;
if (match_objfind(p, num_parent, opt->objfind)) {
p->next = NULL;
*tail = p;
tail = &p->next;
} else {
free(p);
}
p = next;
}
return ret;
}
void diff_tree_combined(const struct object_id *oid,
const struct oid_array *parents,
@ -1504,10 +1540,10 @@ void diff_tree_combined(const struct object_id *oid,
opt->flags.follow_renames ||
opt->break_opt != -1 ||
opt->detect_rename ||
(opt->pickaxe_opts & DIFF_PICKAXE_KINDS_MASK) ||
(opt->pickaxe_opts &
(DIFF_PICKAXE_KINDS_MASK & ~DIFF_PICKAXE_KIND_OBJFIND)) ||
opt->filter;
if (need_generic_pathscan) {
/*
* NOTE generic case also handles --stat, as it computes
@ -1521,6 +1557,9 @@ void diff_tree_combined(const struct object_id *oid,
int stat_opt;
paths = find_paths_multitree(oid, parents, &diffopts);
if (opt->pickaxe_opts & DIFF_PICKAXE_KIND_OBJFIND)
paths = combined_objfind(opt, paths, num_parent);
/*
* show stat against the first parent even
* when doing combined diff.