Merge branch 'en/merge-recursive-cleanup'
Code cleanup. * en/merge-recursive-cleanup: merge-recursive: add pointer about unduly complex looking code merge-recursive: rename conflict_rename_*() family of functions merge-recursive: clarify the rename_dir/RENAME_DIR meaning merge-recursive: align labels with their respective code blocks merge-recursive: fix numerous argument alignment issues merge-recursive: fix miscellaneous grammar error in comment
This commit is contained in:
commit
473b8bb3aa
@ -182,7 +182,7 @@ static int oid_eq(const struct object_id *a, const struct object_id *b)
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enum rename_type {
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RENAME_NORMAL = 0,
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RENAME_DIR,
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RENAME_VIA_DIR,
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RENAME_DELETE,
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RENAME_ONE_FILE_TO_ONE,
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RENAME_ONE_FILE_TO_TWO,
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@ -312,8 +312,8 @@ static void output_commit_title(struct merge_options *o, struct commit *commit)
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}
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static int add_cacheinfo(struct merge_options *o,
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unsigned int mode, const struct object_id *oid,
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const char *path, int stage, int refresh, int options)
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unsigned int mode, const struct object_id *oid,
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const char *path, int stage, int refresh, int options)
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{
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struct cache_entry *ce;
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int ret;
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@ -420,8 +420,8 @@ struct tree *write_tree_from_memory(struct merge_options *o)
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}
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static int save_files_dirs(const struct object_id *oid,
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struct strbuf *base, const char *path,
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unsigned int mode, int stage, void *context)
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struct strbuf *base, const char *path,
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unsigned int mode, int stage, void *context)
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{
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struct path_hashmap_entry *entry;
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int baselen = base->len;
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@ -542,7 +542,7 @@ static void record_df_conflict_files(struct merge_options *o,
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struct string_list *entries)
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{
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/* If there is a D/F conflict and the file for such a conflict
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* currently exist in the working tree, we want to allow it to be
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* currently exists in the working tree, we want to allow it to be
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* removed to make room for the corresponding directory if needed.
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* The files underneath the directories of such D/F conflicts will
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* be processed before the corresponding file involved in the D/F
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@ -916,7 +916,7 @@ static int make_room_for_path(struct merge_options *o, const char *path)
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*/
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if (would_lose_untracked(path))
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return err(o, _("refusing to lose untracked file at '%s'"),
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path);
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path);
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/* Successful unlink is good.. */
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if (!unlink(path))
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@ -995,16 +995,16 @@ static int update_file_flags(struct merge_options *o,
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unlink(path);
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if (symlink(lnk, path))
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ret = err(o, _("failed to symlink '%s': %s"),
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path, strerror(errno));
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path, strerror(errno));
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free(lnk);
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} else
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ret = err(o,
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_("do not know what to do with %06o %s '%s'"),
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mode, oid_to_hex(oid), path);
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free_buf:
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free_buf:
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free(buf);
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}
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update_index:
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update_index:
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if (!ret && update_cache)
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if (add_cacheinfo(o, mode, oid, path, 0, update_wd,
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ADD_CACHE_OK_TO_ADD))
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@ -1093,7 +1093,7 @@ static int merge_3way(struct merge_options *o,
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}
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static int find_first_merges(struct object_array *result, const char *path,
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struct commit *a, struct commit *b)
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struct commit *a, struct commit *b)
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{
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int i, j;
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struct object_array merges = OBJECT_ARRAY_INIT;
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@ -1111,7 +1111,7 @@ static int find_first_merges(struct object_array *result, const char *path,
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/* get all revisions that merge commit a */
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xsnprintf(merged_revision, sizeof(merged_revision), "^%s",
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oid_to_hex(&a->object.oid));
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oid_to_hex(&a->object.oid));
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init_revisions(&revs, NULL);
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rev_opts.submodule = path;
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/* FIXME: can't handle linked worktrees in submodules yet */
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@ -1253,12 +1253,12 @@ static int merge_submodule(struct merge_options *o,
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output(o, 2, _("Found a possible merge resolution for the submodule:\n"));
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print_commit((struct commit *) merges.objects[0].item);
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output(o, 2, _(
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"If this is correct simply add it to the index "
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"for example\n"
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"by using:\n\n"
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" git update-index --cacheinfo 160000 %s \"%s\"\n\n"
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"which will accept this suggestion.\n"),
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oid_to_hex(&merges.objects[0].item->oid), path);
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"If this is correct simply add it to the index "
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"for example\n"
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"by using:\n\n"
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" git update-index --cacheinfo 160000 %s \"%s\"\n\n"
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"which will accept this suggestion.\n"),
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oid_to_hex(&merges.objects[0].item->oid), path);
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break;
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default:
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@ -1335,10 +1335,10 @@ static int merge_file_1(struct merge_options *o,
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result->clean = (merge_status == 0);
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} else if (S_ISGITLINK(a->mode)) {
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result->clean = merge_submodule(o, &result->oid,
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one->path,
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&one->oid,
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&a->oid,
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&b->oid);
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one->path,
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&one->oid,
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&a->oid,
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&b->oid);
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} else if (S_ISLNK(a->mode)) {
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switch (o->recursive_variant) {
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case MERGE_RECURSIVE_NORMAL:
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@ -1413,11 +1413,17 @@ static int merge_file_one(struct merge_options *o,
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return merge_file_1(o, &one, &a, &b, path, branch1, branch2, mfi);
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}
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static int conflict_rename_dir(struct merge_options *o,
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struct diff_filepair *pair,
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const char *rename_branch,
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const char *other_branch)
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static int handle_rename_via_dir(struct merge_options *o,
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struct diff_filepair *pair,
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const char *rename_branch,
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const char *other_branch)
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{
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/*
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* Handle file adds that need to be renamed due to directory rename
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* detection. This differs from handle_rename_normal, because
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* there is no content merge to do; just move the file into the
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* desired final location.
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*/
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const struct diff_filespec *dest = pair->two;
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if (!o->call_depth && would_lose_untracked(dest->path)) {
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@ -1446,13 +1452,13 @@ static int conflict_rename_dir(struct merge_options *o,
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}
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static int handle_change_delete(struct merge_options *o,
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const char *path, const char *old_path,
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const struct object_id *o_oid, int o_mode,
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const struct object_id *changed_oid,
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int changed_mode,
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const char *change_branch,
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const char *delete_branch,
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const char *change, const char *change_past)
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const char *path, const char *old_path,
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const struct object_id *o_oid, int o_mode,
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const struct object_id *changed_oid,
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int changed_mode,
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const char *change_branch,
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const char *delete_branch,
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const char *change, const char *change_past)
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{
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char *alt_path = NULL;
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const char *update_path = path;
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@ -1473,6 +1479,21 @@ static int handle_change_delete(struct merge_options *o,
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if (!ret)
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ret = update_file(o, 0, o_oid, o_mode, update_path);
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} else {
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/*
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* Despite the four nearly duplicate messages and argument
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* lists below and the ugliness of the nested if-statements,
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* having complete messages makes the job easier for
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* translators.
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*
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* The slight variance among the cases is due to the fact
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* that:
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* 1) directory/file conflicts (in effect if
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* !alt_path) could cause us to need to write the
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* file to a different path.
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* 2) renames (in effect if !old_path) could mean that
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* there are two names for the path that the user
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* may know the file by.
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*/
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if (!alt_path) {
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if (!old_path) {
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output(o, 1, _("CONFLICT (%s/delete): %s deleted in %s "
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@ -1512,10 +1533,10 @@ static int handle_change_delete(struct merge_options *o,
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return ret;
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}
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static int conflict_rename_delete(struct merge_options *o,
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struct diff_filepair *pair,
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const char *rename_branch,
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const char *delete_branch)
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static int handle_rename_delete(struct merge_options *o,
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struct diff_filepair *pair,
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const char *rename_branch,
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const char *delete_branch)
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{
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const struct diff_filespec *orig = pair->one;
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const struct diff_filespec *dest = pair->two;
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@ -1617,8 +1638,8 @@ static int handle_file(struct merge_options *o,
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return ret;
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}
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static int conflict_rename_rename_1to2(struct merge_options *o,
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struct rename_conflict_info *ci)
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static int handle_rename_rename_1to2(struct merge_options *o,
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struct rename_conflict_info *ci)
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{
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/* One file was renamed in both branches, but to different names. */
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struct diff_filespec *one = ci->pair1->one;
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@ -1679,8 +1700,8 @@ static int conflict_rename_rename_1to2(struct merge_options *o,
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return 0;
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}
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static int conflict_rename_rename_2to1(struct merge_options *o,
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struct rename_conflict_info *ci)
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static int handle_rename_rename_2to1(struct merge_options *o,
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struct rename_conflict_info *ci)
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{
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/* Two files, a & b, were renamed to the same thing, c. */
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struct diff_filespec *a = ci->pair1->one;
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@ -2422,7 +2443,7 @@ static void apply_directory_rename_modifications(struct merge_options *o,
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* "NOTE" in update_stages(), doing so will modify the current
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* in-memory index which will break calls to would_lose_untracked()
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* that we need to make. Instead, we need to just make sure that
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* the various conflict_rename_*() functions update the index
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* the various handle_rename_*() functions update the index
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* explicitly rather than relying on unpack_trees() to have done it.
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*/
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get_tree_entry(&tree->object.oid,
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@ -2695,7 +2716,7 @@ static int process_renames(struct merge_options *o,
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if (oid_eq(&src_other.oid, &null_oid) &&
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ren1->add_turned_into_rename) {
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setup_rename_conflict_info(RENAME_DIR,
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setup_rename_conflict_info(RENAME_VIA_DIR,
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ren1->pair,
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NULL,
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branch1,
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@ -2826,12 +2847,12 @@ static void initial_cleanup_rename(struct diff_queue_struct *pairs,
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free(pairs);
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}
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static int handle_renames(struct merge_options *o,
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struct tree *common,
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struct tree *head,
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struct tree *merge,
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struct string_list *entries,
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struct rename_info *ri)
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static int detect_and_process_renames(struct merge_options *o,
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struct tree *common,
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struct tree *head,
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struct tree *merge,
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struct string_list *entries,
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struct rename_info *ri)
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{
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struct diff_queue_struct *head_pairs, *merge_pairs;
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struct hashmap *dir_re_head, *dir_re_merge;
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@ -2907,7 +2928,8 @@ static struct object_id *stage_oid(const struct object_id *oid, unsigned mode)
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}
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static int read_oid_strbuf(struct merge_options *o,
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const struct object_id *oid, struct strbuf *dst)
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const struct object_id *oid,
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struct strbuf *dst)
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{
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void *buf;
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enum object_type type;
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@ -2960,10 +2982,10 @@ error_return:
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}
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static int handle_modify_delete(struct merge_options *o,
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const char *path,
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struct object_id *o_oid, int o_mode,
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struct object_id *a_oid, int a_mode,
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struct object_id *b_oid, int b_mode)
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const char *path,
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struct object_id *o_oid, int o_mode,
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struct object_id *a_oid, int a_mode,
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struct object_id *b_oid, int b_mode)
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{
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const char *modify_branch, *delete_branch;
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struct object_id *changed_oid;
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@ -3101,12 +3123,12 @@ static int merge_content(struct merge_options *o,
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return !is_dirty && mfi.clean;
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}
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static int conflict_rename_normal(struct merge_options *o,
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const char *path,
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struct object_id *o_oid, unsigned int o_mode,
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struct object_id *a_oid, unsigned int a_mode,
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struct object_id *b_oid, unsigned int b_mode,
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struct rename_conflict_info *ci)
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static int handle_rename_normal(struct merge_options *o,
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const char *path,
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struct object_id *o_oid, unsigned int o_mode,
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struct object_id *a_oid, unsigned int a_mode,
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struct object_id *b_oid, unsigned int b_mode,
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struct rename_conflict_info *ci)
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{
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/* Merge the content and write it out */
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return merge_content(o, path, was_dirty(o, path),
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@ -3133,37 +3155,37 @@ static int process_entry(struct merge_options *o,
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switch (conflict_info->rename_type) {
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case RENAME_NORMAL:
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case RENAME_ONE_FILE_TO_ONE:
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clean_merge = conflict_rename_normal(o,
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path,
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o_oid, o_mode,
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a_oid, a_mode,
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b_oid, b_mode,
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conflict_info);
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clean_merge = handle_rename_normal(o,
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path,
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o_oid, o_mode,
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a_oid, a_mode,
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b_oid, b_mode,
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conflict_info);
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break;
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case RENAME_DIR:
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case RENAME_VIA_DIR:
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clean_merge = 1;
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if (conflict_rename_dir(o,
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conflict_info->pair1,
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conflict_info->branch1,
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conflict_info->branch2))
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if (handle_rename_via_dir(o,
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conflict_info->pair1,
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conflict_info->branch1,
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conflict_info->branch2))
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clean_merge = -1;
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break;
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case RENAME_DELETE:
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clean_merge = 0;
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if (conflict_rename_delete(o,
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conflict_info->pair1,
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conflict_info->branch1,
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conflict_info->branch2))
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if (handle_rename_delete(o,
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conflict_info->pair1,
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conflict_info->branch1,
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conflict_info->branch2))
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clean_merge = -1;
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break;
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case RENAME_ONE_FILE_TO_TWO:
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clean_merge = 0;
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if (conflict_rename_rename_1to2(o, conflict_info))
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if (handle_rename_rename_1to2(o, conflict_info))
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clean_merge = -1;
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break;
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case RENAME_TWO_FILES_TO_ONE:
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clean_merge = 0;
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if (conflict_rename_rename_2to1(o, conflict_info))
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if (handle_rename_rename_2to1(o, conflict_info))
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clean_merge = -1;
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break;
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default:
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@ -3303,8 +3325,8 @@ int merge_trees(struct merge_options *o,
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get_files_dirs(o, merge);
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entries = get_unmerged();
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clean = handle_renames(o, common, head, merge, entries,
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&re_info);
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clean = detect_and_process_renames(o, common, head, merge,
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entries, &re_info);
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record_df_conflict_files(o, entries);
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if (clean < 0)
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goto cleanup;
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@ -3328,7 +3350,7 @@ int merge_trees(struct merge_options *o,
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entries->items[i].string);
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}
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cleanup:
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cleanup:
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final_cleanup_renames(&re_info);
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string_list_clear(entries, 1);
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@ -3496,14 +3518,14 @@ int merge_recursive_generic(struct merge_options *o,
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struct commit *base;
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if (!(base = get_ref(base_list[i], oid_to_hex(base_list[i]))))
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return err(o, _("Could not parse object '%s'"),
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oid_to_hex(base_list[i]));
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oid_to_hex(base_list[i]));
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commit_list_insert(base, &ca);
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}
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}
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hold_locked_index(&lock, LOCK_DIE_ON_ERROR);
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clean = merge_recursive(o, head_commit, next_commit, ca,
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result);
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result);
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if (clean < 0) {
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rollback_lock_file(&lock);
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return clean;
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