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diff --git a/merge-recursive.c b/merge-recursive.c
index 8020d4b5139fbb7c2661e4e032845c703542605e..ccb934356371f38ea989cb8912e6c3afb81cc8fb 100644 (file)
--- a/merge-recursive.c
+++ b/merge-recursive.c
RENAME_NORMAL = 0,
RENAME_DELETE,
RENAME_ONE_FILE_TO_ONE,
- RENAME_ONE_FILE_TO_TWO
+ RENAME_ONE_FILE_TO_TWO,
+ RENAME_TWO_FILES_TO_ONE
};
struct rename_conflict_info {
}
static void conflict_rename_rename_2to1(struct merge_options *o,
- struct rename *ren1,
- const char *branch1,
- struct rename *ren2,
- const char *branch2)
+ struct rename_conflict_info *ci)
{
- char *path = ren1->pair->two->path; /* same as ren2->pair->two->path */
- /* Two files were renamed to the same thing. */
+ /* Two files, a & b, were renamed to the same thing, c. */
+ struct diff_filespec *a = ci->pair1->one;
+ struct diff_filespec *b = ci->pair2->one;
+ struct diff_filespec *c1 = ci->pair1->two;
+ struct diff_filespec *c2 = ci->pair2->two;
+ char *path = c1->path; /* == c2->path */
+
+ output(o, 1, "CONFLICT (rename/rename): "
+ "Rename %s->%s in %s. "
+ "Rename %s->%s in %s",
+ a->path, c1->path, ci->branch1,
+ b->path, c2->path, ci->branch2);
+
+ remove_file(o, 1, a->path, would_lose_untracked(a->path));
+ remove_file(o, 1, b->path, would_lose_untracked(b->path));
+
if (o->call_depth) {
struct merge_file_info mfi;
mfi = merge_file(o, path, null_sha1, 0,
- ren1->pair->two->sha1, ren1->pair->two->mode,
- ren2->pair->two->sha1, ren2->pair->two->mode,
- branch1, branch2);
+ c1->sha1, c1->mode,
+ c2->sha1, c2->mode,
+ ci->branch1, ci->branch2);
output(o, 1, "Adding merged %s", path);
update_file(o, 0, mfi.sha, mfi.mode, path);
} else {
- char *new_path1 = unique_path(o, path, branch1);
- char *new_path2 = unique_path(o, path, branch2);
+ char *new_path1 = unique_path(o, path, ci->branch1);
+ char *new_path2 = unique_path(o, path, ci->branch2);
output(o, 1, "Renaming %s to %s and %s to %s instead",
- ren1->pair->one->path, new_path1,
- ren2->pair->one->path, new_path2);
+ a->path, new_path1, b->path, new_path2);
remove_file(o, 0, path, 0);
- update_file(o, 0, ren1->pair->two->sha1, ren1->pair->two->mode,
- new_path1);
- update_file(o, 0, ren2->pair->two->sha1, ren2->pair->two->mode,
- new_path2);
+ update_file(o, 0, c1->sha1, c1->mode, new_path1);
+ update_file(o, 0, c2->sha1, c2->mode, new_path2);
free(new_path2);
free(new_path1);
}
struct rename *ren1 = NULL, *ren2 = NULL;
const char *branch1, *branch2;
const char *ren1_src, *ren1_dst;
+ struct string_list_item *lookup;
if (i >= a_renames->nr) {
ren2 = b_renames->items[j++].util;
ren1 = tmp;
}
+ if (ren1->processed)
+ continue;
+ ren1->processed = 1;
ren1->dst_entry->processed = 1;
/* BUG: We should only mark src_entry as processed if we
* are not dealing with a rename + add-source case.
*/
ren1->src_entry->processed = 1;
- if (ren1->processed)
- continue;
- ren1->processed = 1;
-
ren1_src = ren1->pair->one->path;
ren1_dst = ren1->pair->two->path;
if (ren2) {
+ /* One file renamed on both sides */
const char *ren2_src = ren2->pair->one->path;
const char *ren2_dst = ren2->pair->two->path;
enum rename_type rename_type;
- /* Renamed in 1 and renamed in 2 */
if (strcmp(ren1_src, ren2_src) != 0)
- die("ren1.src != ren2.src");
+ die("ren1_src != ren2_src");
ren2->dst_entry->processed = 1;
ren2->processed = 1;
if (strcmp(ren1_dst, ren2_dst) != 0) {
rename_type = RENAME_ONE_FILE_TO_TWO;
+ clean_merge = 0;
} else {
rename_type = RENAME_ONE_FILE_TO_ONE;
/* BUG: We should only remove ren1_src in
branch2,
ren1->dst_entry,
ren2->dst_entry);
+ } else if ((lookup = string_list_lookup(renames2Dst, ren1_dst))) {
+ /* Two different files renamed to the same thing */
+ char *ren2_dst;
+ ren2 = lookup->util;
+ ren2_dst = ren2->pair->two->path;
+ if (strcmp(ren1_dst, ren2_dst) != 0)
+ die("ren1_dst != ren2_dst");
+
+ clean_merge = 0;
+ ren2->processed = 1;
+ /*
+ * BUG: We should only mark src_entry as processed
+ * if we are not dealing with a rename + add-source
+ * case.
+ */
+ ren2->src_entry->processed = 1;
+
+ setup_rename_conflict_info(RENAME_TWO_FILES_TO_ONE,
+ ren1->pair,
+ ren2->pair,
+ branch1,
+ branch2,
+ ren1->dst_entry,
+ ren2->dst_entry);
} else {
/* Renamed in 1, maybe changed in 2 */
- struct string_list_item *item;
/* we only use sha1 and mode of these */
struct diff_filespec src_other, dst_other;
int try_merge;
branch2,
ren1->dst_entry,
NULL);
- } else if ((item = string_list_lookup(renames2Dst, ren1_dst))) {
- char *ren2_src, *ren2_dst;
- ren2 = item->util;
- ren2_src = ren2->pair->one->path;
- ren2_dst = ren2->pair->two->path;
-
- clean_merge = 0;
- ren2->processed = 1;
- remove_file(o, 1, ren2_src,
- renamed_stage == 3 || would_lose_untracked(ren1_src));
-
- output(o, 1, "CONFLICT (rename/rename): "
- "Rename %s->%s in %s. "
- "Rename %s->%s in %s",
- ren1_src, ren1_dst, branch1,
- ren2_src, ren2_dst, branch2);
- conflict_rename_rename_2to1(o, ren1, branch1, ren2, branch2);
} else if ((dst_other.mode == ren1->pair->two->mode) &&
sha_eq(dst_other.sha1, ren1->pair->two->sha1)) {
/* Added file on the other side
clean_merge = 0;
conflict_rename_rename_1to2(o, conflict_info);
break;
+ case RENAME_TWO_FILES_TO_ONE:
+ clean_merge = 0;
+ conflict_rename_rename_2to1(o, conflict_info);
+ break;
default:
entry->processed = 0;
break;