diff options
Diffstat (limited to 'merge-ort.c')
| -rw-r--r-- | merge-ort.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/merge-ort.c b/merge-ort.c index eea14024c6..bd089cb9a7 100644 --- a/merge-ort.c +++ b/merge-ort.c @@ -2157,6 +2157,19 @@ static int process_renames(struct merge_options *opt, return clean_merge; } +static inline int possible_side_renames(struct rename_info *renames, + unsigned side_index) +{ + return renames->pairs[side_index].nr > 0 && + !strset_empty(&renames->relevant_sources[side_index]); +} + +static inline int possible_renames(struct rename_info *renames) +{ + return possible_side_renames(renames, 1) || + possible_side_renames(renames, 2); +} + static void resolve_diffpair_statuses(struct diff_queue_struct *q) { /* @@ -2193,6 +2206,16 @@ static void detect_regular_renames(struct merge_options *opt, struct diff_options diff_opts; struct rename_info *renames = &opt->priv->renames; + if (!possible_side_renames(renames, side_index)) { + /* + * No rename detection needed for this side, but we still need + * to make sure 'adds' are marked correctly in case the other + * side had directory renames. + */ + resolve_diffpair_statuses(&renames->pairs[side_index]); + return; + } + repo_diff_setup(opt->repo, &diff_opts); diff_opts.flags.recursive = 1; diff_opts.flags.rename_empty = 0; @@ -2310,6 +2333,8 @@ static int detect_and_process_renames(struct merge_options *opt, int need_dir_renames, s, clean = 1; memset(&combined, 0, sizeof(combined)); + if (!possible_renames(renames)) + goto cleanup; trace2_region_enter("merge", "regular renames", opt->repo); detect_regular_renames(opt, MERGE_SIDE1); @@ -2344,6 +2369,25 @@ static int detect_and_process_renames(struct merge_options *opt, clean &= process_renames(opt, &combined); trace2_region_leave("merge", "process renames", opt->repo); + goto simple_cleanup; /* collect_renames() handles some of cleanup */ + +cleanup: + /* + * Free now unneeded filepairs, which would have been handled + * in collect_renames() normally but we skipped that code. + */ + for (s = MERGE_SIDE1; s <= MERGE_SIDE2; s++) { + struct diff_queue_struct *side_pairs; + int i; + + side_pairs = &renames->pairs[s]; + for (i = 0; i < side_pairs->nr; ++i) { + struct diff_filepair *p = side_pairs->queue[i]; + diff_free_filepair(p); + } + } + +simple_cleanup: /* Free memory for renames->pairs[] and combined */ for (s = MERGE_SIDE1; s <= MERGE_SIDE2; s++) { free(renames->pairs[s].queue); |