diff options
Diffstat (limited to 'builtin/checkout.c')
| -rw-r--r-- | builtin/checkout.c | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/builtin/checkout.c b/builtin/checkout.c index 6123f732a2..3634a3dac1 100644 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@ -126,6 +126,7 @@ static int update_some(const struct object_id *oid, struct strbuf *base, if (pos >= 0) { struct cache_entry *old = active_cache[pos]; if (ce->ce_mode == old->ce_mode && + !ce_intent_to_add(old) && oideq(&ce->oid, &old->oid)) { old->ce_flags |= CE_UPDATE; discard_cache_entry(ce); @@ -708,11 +709,11 @@ static int merge_working_tree(const struct checkout_opts *opts, * give up or do a real merge, depending on * whether the merge flag was used. */ - struct tree *result; struct tree *work; struct tree *old_tree; struct merge_options o; struct strbuf sb = STRBUF_INIT; + struct strbuf old_commit_shortname = STRBUF_INIT; if (!opts->merge) return 1; @@ -730,13 +731,6 @@ static int merge_working_tree(const struct checkout_opts *opts, "the following files:\n%s"), sb.buf); strbuf_release(&sb); - if (repo_index_has_changes(the_repository, - get_commit_tree(old_branch_info->commit), - &sb)) - warning(_("staged changes in the following files may be lost: %s"), - sb.buf); - strbuf_release(&sb); - /* Do more real merge */ /* @@ -760,7 +754,7 @@ static int merge_working_tree(const struct checkout_opts *opts, */ init_merge_options(&o, the_repository); o.verbosity = 0; - work = write_tree_from_memory(&o); + work = write_in_core_index_as_tree(the_repository); ret = reset_tree(new_tree, opts, 1, @@ -768,19 +762,25 @@ static int merge_working_tree(const struct checkout_opts *opts, if (ret) return ret; o.ancestor = old_branch_info->name; + if (old_branch_info->name == NULL) { + strbuf_add_unique_abbrev(&old_commit_shortname, + &old_branch_info->commit->object.oid, + DEFAULT_ABBREV); + o.ancestor = old_commit_shortname.buf; + } o.branch1 = new_branch_info->name; o.branch2 = "local"; ret = merge_trees(&o, new_tree, work, - old_tree, - &result); + old_tree); if (ret < 0) exit(128); ret = reset_tree(new_tree, opts, 0, writeout_error); strbuf_release(&o.obuf); + strbuf_release(&old_commit_shortname); if (ret) return ret; } @@ -1714,6 +1714,15 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) opts.checkout_index = -2; /* default on */ opts.checkout_worktree = -2; /* default on */ + if (argc == 3 && !strcmp(argv[1], "-b")) { + /* + * User ran 'git checkout -b <branch>' and expects + * the same behavior as 'git switch -c <branch>'. + */ + opts.switch_branch_doing_nothing_is_ok = 0; + opts.only_merge_on_switching_branches = 1; + } + options = parse_options_dup(checkout_options); options = add_common_options(&opts, options); options = add_common_switch_branch_options(&opts, options); |