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-rw-r--r--tree-diff.c28
1 files changed, 12 insertions, 16 deletions
diff --git a/tree-diff.c b/tree-diff.c
index 6a677daa7..ce3ca7204 100644
--- a/tree-diff.c
+++ b/tree-diff.c
@@ -9,8 +9,7 @@
static void show_path(struct strbuf *base, struct diff_options *opt,
struct tree_desc *t1, struct tree_desc *t2);
-static int compare_tree_entry(struct tree_desc *t1, struct tree_desc *t2,
- struct strbuf *base, struct diff_options *opt)
+static int compare_tree_entry(struct tree_desc *t1, struct tree_desc *t2)
{
unsigned mode1, mode2;
const char *path1, *path2;
@@ -28,19 +27,7 @@ static int compare_tree_entry(struct tree_desc *t1, struct tree_desc *t2,
* even when having the same name.
*/
cmp = base_name_compare(path1, pathlen1, mode1, path2, pathlen2, mode2);
- if (cmp < 0) {
- show_path(base, opt, t1, /*t2=*/NULL);
- return -1;
- }
- if (cmp > 0) {
- show_path(base, opt, /*t1=*/NULL, t2);
- return 1;
- }
- if (!DIFF_OPT_TST(opt, FIND_COPIES_HARDER) && !hashcmp(sha1, sha2) && mode1 == mode2)
- return 0;
-
- show_path(base, opt, t1, t2);
- return 0;
+ return cmp;
}
@@ -160,6 +147,8 @@ int diff_tree(struct tree_desc *t1, struct tree_desc *t2,
strbuf_add(&base, base_str, baselen);
for (;;) {
+ int cmp;
+
if (diff_can_quit_early(opt))
break;
if (opt->pathspec.nr) {
@@ -179,21 +168,28 @@ int diff_tree(struct tree_desc *t1, struct tree_desc *t2,
continue;
}
- cmp = compare_tree_entry(t1, t2, &base, opt);
+ cmp = compare_tree_entry(t1, t2);
/* t1 = t2 */
if (cmp == 0) {
+ if (DIFF_OPT_TST(opt, FIND_COPIES_HARDER) ||
+ hashcmp(t1->entry.sha1, t2->entry.sha1) ||
+ (t1->entry.mode != t2->entry.mode))
+ show_path(&base, opt, t1, t2);
+
update_tree_entry(t1);
update_tree_entry(t2);
}
/* t1 < t2 */
else if (cmp < 0) {
+ show_path(&base, opt, t1, /*t2=*/NULL);
update_tree_entry(t1);
}
/* t1 > t2 */
else {
+ show_path(&base, opt, /*t1=*/NULL, t2);
update_tree_entry(t2);
}
}