int only_merge_on_switching_branches;
int can_switch_when_in_progress;
int orphan_from_empty_tree;
+ int empty_pathspec_ok;
+ int checkout_index;
+ int checkout_worktree;
+ const char *ignore_unmerged_opt;
+ int ignore_unmerged;
const char *new_branch;
const char *new_branch_force;
}
}
+static int checkout_worktree(const struct checkout_opts *opts)
+{
+ struct checkout state = CHECKOUT_INIT;
+ int nr_checkouts = 0, nr_unmerged = 0;
+ int errs = 0;
+ int pos;
+
+ state.force = 1;
+ state.refresh_cache = 1;
+ state.istate = &the_index;
+
+ enable_delayed_checkout(&state);
+ for (pos = 0; pos < active_nr; pos++) {
+ struct cache_entry *ce = active_cache[pos];
+ if (ce->ce_flags & CE_MATCHED) {
+ if (!ce_stage(ce)) {
+ errs |= checkout_entry(ce, &state,
+ NULL, &nr_checkouts);
+ continue;
+ }
+ if (opts->writeout_stage)
+ errs |= checkout_stage(opts->writeout_stage,
+ ce, pos,
+ &state,
+ &nr_checkouts, opts->overlay_mode);
+ else if (opts->merge)
+ errs |= checkout_merged(pos, &state,
+ &nr_unmerged);
+ pos = skip_same_name(ce, pos) - 1;
+ }
+ }
+ remove_marked_cache_entries(&the_index, 1);
+ remove_scheduled_dirs();
+ errs |= finish_delayed_checkout(&state, &nr_checkouts);
+
+ if (opts->count_checkout_paths) {
+ if (nr_unmerged)
+ fprintf_ln(stderr, Q_("Recreated %d merge conflict",
+ "Recreated %d merge conflicts",
+ nr_unmerged),
+ nr_unmerged);
+ if (opts->source_tree)
+ fprintf_ln(stderr, Q_("Updated %d path from %s",
+ "Updated %d paths from %s",
+ nr_checkouts),
+ nr_checkouts,
+ find_unique_abbrev(&opts->source_tree->object.oid,
+ DEFAULT_ABBREV));
+ else if (!nr_unmerged || nr_checkouts)
+ fprintf_ln(stderr, Q_("Updated %d path from the index",
+ "Updated %d paths from the index",
+ nr_checkouts),
+ nr_checkouts);
+ }
+
+ return errs;
+}
+
static int checkout_paths(const struct checkout_opts *opts,
const char *revision)
{
int pos;
- struct checkout state = CHECKOUT_INIT;
static char *ps_matched;
struct object_id rev;
struct commit *head;
int errs = 0;
struct lock_file lock_file = LOCK_INIT;
- int nr_checkouts = 0, nr_unmerged = 0;
+ int checkout_index;
trace2_cmd_mode(opts->patch_mode ? "patch" : "path");
if (opts->new_branch_log)
die(_("'%s' cannot be used with updating paths"), "-l");
- if (opts->force && opts->patch_mode)
- die(_("'%s' cannot be used with updating paths"), "-f");
+ if (opts->ignore_unmerged && opts->patch_mode)
+ die(_("'%s' cannot be used with updating paths"),
+ opts->ignore_unmerged_opt);
if (opts->force_detach)
die(_("'%s' cannot be used with updating paths"), "--detach");
if (opts->merge && opts->patch_mode)
die(_("'%s' cannot be used with %s"), "--merge", "--patch");
- if (opts->force && opts->merge)
- die(_("'%s' cannot be used with %s"), "-f", "-m");
+ if (opts->ignore_unmerged && opts->merge)
+ die(_("'%s' cannot be used with %s"),
+ opts->ignore_unmerged_opt, "-m");
if (opts->new_branch)
die(_("Cannot update paths and switch to branch '%s' at the same time."),
opts->new_branch);
- if (opts->patch_mode)
- return run_add_interactive(revision, "--patch=checkout",
- &opts->pathspec);
+ if (!opts->checkout_worktree && !opts->checkout_index)
+ die(_("neither '%s' or '%s' is specified"),
+ "--staged", "--worktree");
+
+ if (!opts->checkout_worktree && !opts->from_treeish)
+ die(_("'%s' must be used when '%s' is not specified"),
+ "--worktree", "--source");
+
+ if (opts->checkout_index && !opts->checkout_worktree &&
+ opts->writeout_stage)
+ die(_("'%s' or '%s' cannot be used with %s"),
+ "--ours", "--theirs", "--staged");
+
+ if (opts->checkout_index && !opts->checkout_worktree &&
+ opts->merge)
+ die(_("'%s' or '%s' cannot be used with %s"),
+ "--merge", "--conflict", "--staged");
+
+ if (opts->patch_mode) {
+ const char *patch_mode;
+
+ if (opts->checkout_index && opts->checkout_worktree)
+ patch_mode = "--patch=checkout";
+ else if (opts->checkout_index && !opts->checkout_worktree)
+ patch_mode = "--patch=reset";
+ else if (!opts->checkout_index && opts->checkout_worktree)
+ patch_mode = "--patch=worktree";
+ else
+ BUG("either flag must have been set, worktree=%d, index=%d",
+ opts->checkout_worktree, opts->checkout_index);
+ return run_add_interactive(revision, patch_mode, &opts->pathspec);
+ }
repo_hold_locked_index(the_repository, &lock_file, LOCK_DIE_ON_ERROR);
if (read_cache_preload(&opts->pathspec) < 0)
ps_matched,
opts);
- if (report_path_error(ps_matched, &opts->pathspec, opts->prefix)) {
+ if (report_path_error(ps_matched, &opts->pathspec)) {
free(ps_matched);
return 1;
}
if (ce->ce_flags & CE_MATCHED) {
if (!ce_stage(ce))
continue;
- if (opts->force) {
- warning(_("path '%s' is unmerged"), ce->name);
+ if (opts->ignore_unmerged) {
+ if (!opts->quiet)
+ warning(_("path '%s' is unmerged"), ce->name);
} else if (opts->writeout_stage) {
errs |= check_stage(opts->writeout_stage, ce, pos, opts->overlay_mode);
} else if (opts->merge) {
return 1;
/* Now we are committed to check them out */
- state.force = 1;
- state.refresh_cache = 1;
- state.istate = &the_index;
+ if (opts->checkout_worktree)
+ errs |= checkout_worktree(opts);
- enable_delayed_checkout(&state);
- for (pos = 0; pos < active_nr; pos++) {
- struct cache_entry *ce = active_cache[pos];
- if (ce->ce_flags & CE_MATCHED) {
- if (!ce_stage(ce)) {
- errs |= checkout_entry(ce, &state,
- NULL, &nr_checkouts);
- continue;
- }
- if (opts->writeout_stage)
- errs |= checkout_stage(opts->writeout_stage,
- ce, pos,
- &state,
- &nr_checkouts, opts->overlay_mode);
- else if (opts->merge)
- errs |= checkout_merged(pos, &state,
- &nr_unmerged);
- pos = skip_same_name(ce, pos) - 1;
- }
- }
- remove_marked_cache_entries(&the_index, 1);
- remove_scheduled_dirs();
- errs |= finish_delayed_checkout(&state, &nr_checkouts);
+ /*
+ * Allow updating the index when checking out from the index.
+ * This is to save new stat info.
+ */
+ if (opts->checkout_worktree && !opts->checkout_index && !opts->source_tree)
+ checkout_index = 1;
+ else
+ checkout_index = opts->checkout_index;
- if (opts->count_checkout_paths) {
- if (nr_unmerged)
- fprintf_ln(stderr, Q_("Recreated %d merge conflict",
- "Recreated %d merge conflicts",
- nr_unmerged),
- nr_unmerged);
- if (opts->source_tree)
- fprintf_ln(stderr, Q_("Updated %d path from %s",
- "Updated %d paths from %s",
- nr_checkouts),
- nr_checkouts,
- find_unique_abbrev(&opts->source_tree->object.oid,
- DEFAULT_ABBREV));
- else if (!nr_unmerged || nr_checkouts)
- fprintf_ln(stderr, Q_("Updated %d path from the index",
- "Updated %d paths from the index",
- nr_checkouts),
- nr_checkouts);
+ if (checkout_index) {
+ if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
+ die(_("unable to write new index file"));
+ } else {
+ /*
+ * NEEDSWORK: if --worktree is not specified, we
+ * should save stat info of checked out files in the
+ * index to avoid the next (potentially costly)
+ * refresh. But it's a bit tricker to do...
+ */
+ rollback_lock_file(&lock_file);
}
- if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
- die(_("unable to write new index file"));
-
read_ref_full("HEAD", 0, &rev, NULL);
head = lookup_commit_reference_gently(the_repository, &rev, 1);
topts.initial_checkout = is_cache_unborn();
topts.update = 1;
topts.merge = 1;
- topts.gently = opts->merge && old_branch_info->commit;
+ topts.quiet = opts->merge && old_branch_info->commit;
topts.verbose_update = opts->show_progress;
topts.fn = twoway_merge;
if (opts->overwrite_ignore) {
*/
struct tree *result;
struct tree *work;
+ struct tree *old_tree;
struct merge_options o;
+ struct strbuf sb = STRBUF_INIT;
+
if (!opts->merge)
return 1;
*/
if (!old_branch_info->commit)
return 1;
+ old_tree = get_commit_tree(old_branch_info->commit);
+
+ if (repo_index_has_changes(the_repository, old_tree, &sb))
+ die(_("cannot continue with staged changes in "
+ "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 */
ret = merge_trees(&o,
new_tree,
work,
- get_commit_tree(old_branch_info->commit),
+ old_tree,
&result);
if (ret < 0)
exit(128);
"Consider \"git revert --quit\" "
"or \"git worktree add\"."));
if (state.bisect_in_progress)
- die(_("cannot switch branch while bisecting\n"
- "Consider \"git bisect reset HEAD\" "
- "or \"git worktree add\"."));
+ warning(_("you are switching branch while bisecting"));
}
static int checkout_branch(struct checkout_opts *opts,
die(_("'%s' cannot be used with switching branches"),
"--patch");
- if (!opts->overlay_mode)
+ if (opts->overlay_mode != -1)
die(_("'%s' cannot be used with switching branches"),
- "--no-overlay");
+ "--[no]-overlay");
if (opts->writeout_stage)
die(_("'%s' cannot be used with switching branches"),
"checkout", "control recursive updating of submodules",
PARSE_OPT_OPTARG, option_parse_recurse_submodules_worktree_updater },
OPT_BOOL(0, "progress", &opts->show_progress, N_("force progress reporting")),
- OPT__FORCE(&opts->force, N_("force checkout (throw away local modifications)"),
- PARSE_OPT_NOCOMPLETE),
OPT_BOOL('m', "merge", &opts->merge, N_("perform a 3-way merge with the new branch")),
OPT_STRING(0, "conflict", &opts->conflict_style, N_("style"),
N_("conflict style (merge or diff3)")),
OPT_BOOL('d', "detach", &opts->force_detach, N_("detach HEAD at named commit")),
OPT_SET_INT('t', "track", &opts->track, N_("set upstream info for new branch"),
BRANCH_TRACK_EXPLICIT),
+ OPT__FORCE(&opts->force, N_("force checkout (throw away local modifications)"),
+ PARSE_OPT_NOCOMPLETE),
OPT_STRING(0, "orphan", &opts->new_orphan_branch, N_("new-branch"), N_("new unparented branch")),
OPT_BOOL_F(0, "overwrite-ignore", &opts->overwrite_ignore,
N_("update ignored files (default)"),
OPT_BOOL('p', "patch", &opts->patch_mode, N_("select hunks interactively")),
OPT_BOOL(0, "ignore-skip-worktree-bits", &opts->ignore_skipworktree,
N_("do not limit pathspecs to sparse entries only")),
- OPT_BOOL(0, "overlay", &opts->overlay_mode, N_("use overlay mode (default)")),
OPT_END()
};
struct option *newopts = parse_options_concat(prevopts, options);
opts->overwrite_ignore = 1;
opts->prefix = prefix;
opts->show_progress = -1;
- opts->overlay_mode = -1;
git_config(git_checkout_config, opts);
opts->merge = 1; /* implied */
git_xmerge_config("merge.conflictstyle", opts->conflict_style, NULL);
}
- if (opts->force)
+ if (opts->force) {
opts->discard_changes = 1;
+ opts->ignore_unmerged_opt = "--force";
+ opts->ignore_unmerged = 1;
+ }
if ((!!opts->new_branch + !!opts->new_branch_force + !!opts->new_orphan_branch) > 1)
die(_("-b, -B and --orphan are mutually exclusive"));
if (opts->overlay_mode == 1 && opts->patch_mode)
die(_("-p and --overlay are mutually exclusive"));
+ if (opts->checkout_index >= 0 || opts->checkout_worktree >= 0) {
+ if (opts->checkout_index < 0)
+ opts->checkout_index = 0;
+ if (opts->checkout_worktree < 0)
+ opts->checkout_worktree = 0;
+ } else {
+ if (opts->checkout_index < 0)
+ opts->checkout_index = -opts->checkout_index - 1;
+ if (opts->checkout_worktree < 0)
+ opts->checkout_worktree = -opts->checkout_worktree - 1;
+ }
+ if (opts->checkout_index < 0 || opts->checkout_worktree < 0)
+ BUG("these flags should be non-negative by now");
+ /*
+ * convenient shortcut: "git restore --staged" equals
+ * "git restore --staged --source HEAD"
+ */
+ if (!opts->from_treeish && opts->checkout_index && !opts->checkout_worktree)
+ opts->from_treeish = "HEAD";
+
/*
* From here on, new_branch will contain the branch to be checked out,
* and new_branch_force and new_orphan_branch will tell us which one of
die(_("reference is not a tree: %s"), opts->from_treeish);
}
+ if (opts->accept_pathspec && !opts->empty_pathspec_ok && !argc &&
+ !opts->patch_mode) /* patch mode is special */
+ die(_("you must specify path(s) to restore"));
+
if (argc) {
parse_pathspec(&opts->pathspec, 0,
opts->patch_mode ? PATHSPEC_PREFIX_ORIGIN : 0,
OPT_BOOL('l', NULL, &opts.new_branch_log, N_("create reflog for new branch")),
OPT_BOOL(0, "guess", &opts.dwim_new_local_branch,
N_("second guess 'git checkout <no-such-branch>' (default)")),
+ OPT_BOOL(0, "overlay", &opts.overlay_mode, N_("use overlay mode (default)")),
OPT_END()
};
int ret;
opts.implicit_detach = 1;
opts.can_switch_when_in_progress = 1;
opts.orphan_from_empty_tree = 0;
+ opts.empty_pathspec_ok = 1;
+ opts.overlay_mode = -1;
+ opts.checkout_index = -2; /* default on */
+ opts.checkout_worktree = -2; /* default on */
options = parse_options_dup(checkout_options);
options = add_common_options(&opts, options);
opts.implicit_detach = 0;
opts.can_switch_when_in_progress = 0;
opts.orphan_from_empty_tree = 1;
+ opts.overlay_mode = -1;
options = parse_options_dup(switch_options);
options = add_common_options(&opts, options);
struct option *options;
struct option restore_options[] = {
OPT_STRING('s', "source", &opts.from_treeish, "<tree-ish>",
- N_("where the checkout from")),
+ N_("which tree-ish to checkout from")),
+ OPT_BOOL('S', "staged", &opts.checkout_index,
+ N_("restore the index")),
+ OPT_BOOL('W', "worktree", &opts.checkout_worktree,
+ N_("restore the working tree (default)")),
+ OPT_BOOL(0, "ignore-unmerged", &opts.ignore_unmerged,
+ N_("ignore unmerged entries")),
+ OPT_BOOL(0, "overlay", &opts.overlay_mode, N_("use overlay mode")),
OPT_END()
};
int ret;
memset(&opts, 0, sizeof(opts));
opts.accept_ref = 0;
opts.accept_pathspec = 1;
+ opts.empty_pathspec_ok = 0;
+ opts.overlay_mode = 0;
+ opts.checkout_index = -1; /* default off */
+ opts.checkout_worktree = -2; /* default on */
+ opts.ignore_unmerged_opt = "--ignore-unmerged";
options = parse_options_dup(restore_options);
options = add_common_options(&opts, options);