Function process_entry

merge-ort.c:4069–4438

Per entry merge function */

/* Per entry merge function */
static int process_entry(struct merge_options *opt,
			 const char *path,
			 struct conflict_info *ci,
			 struct directory_versions *dir_metadata)
{
	int df_file_index = 0;

	VERIFY_CI(ci);
	assert(ci->filemask >= 0 && ci->filemask <= 7);
	/* ci->match_mask == 7 was handled in collect_merge_info_callback() */
	assert(ci->match_mask == 0 || ci->match_mask == 3 ||
	       ci->match_mask == 5 || ci->match_mask == 6);

	if (ci->dirmask) {
		record_entry_for_tree(dir_metadata, path, &ci->merged);
		if (ci->filemask == 0)
			/* nothing else to handle */
			return 0;
		assert(ci->df_conflict);
	}

	if (ci->df_conflict && ci->merged.result.mode == 0) {
		int i;

		/*
		 * directory no longer in the way, but we do have a file we
		 * need to place here so we need to clean away the "directory
		 * merges to nothing" result.
		 */
		ci->df_conflict = 0;
		assert(ci->filemask != 0);
		ci->merged.clean = 0;
		ci->merged.is_null = 0;
		/* and we want to zero out any directory-related entries */
		ci->match_mask = (ci->match_mask & ~ci->dirmask);
		ci->dirmask = 0;
		for (i = MERGE_BASE; i <= MERGE_SIDE2; i++) {
			if (ci->filemask & (1 << i))
				continue;
			ci->stages[i].mode = 0;
			oidcpy(&ci->stages[i].oid, null_oid(opt->repo->hash_algo));
		}
	} else if (ci->df_conflict && ci->merged.result.mode != 0) {
		/*
		 * This started out as a D/F conflict, and the entries in
		 * the competing directory were not removed by the merge as
		 * evidenced by write_completed_directory() writing a value
		 * to ci->merged.result.mode.
		 */
		struct conflict_info *new_ci;
		const char *branch;
		const char *old_path = path;
		int i;

		assert(ci->merged.result.mode == S_IFDIR);

		/*
		 * If filemask is 1, we can just ignore the file as having