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Diffstat (limited to 'builtin/checkout.c')
-rw-r--r--builtin/checkout.c61
1 files changed, 50 insertions, 11 deletions
diff --git a/builtin/checkout.c b/builtin/checkout.c
index bb081dc..18ef5fb 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -70,6 +70,8 @@ struct checkout_opts {
int checkout_worktree;
const char *ignore_unmerged_opt;
int ignore_unmerged;
+ int pathspec_file_nul;
+ const char *pathspec_from_file;
const char *new_branch;
const char *new_branch_force;
@@ -126,6 +128,7 @@ 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);
@@ -485,7 +488,7 @@ static int checkout_paths(const struct checkout_opts *opts,
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;
}
@@ -686,7 +689,7 @@ static int merge_working_tree(const struct checkout_opts *opts,
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) {
@@ -710,9 +713,12 @@ 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;
@@ -722,6 +728,12 @@ static int merge_working_tree(const struct checkout_opts *opts,
*/
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);
/* Do more real merge */
@@ -746,7 +758,7 @@ 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,
@@ -754,19 +766,25 @@ 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,
- get_commit_tree(old_branch_info->commit),
- &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;
}
@@ -1466,6 +1484,8 @@ static struct option *add_checkout_path_options(struct checkout_opts *opts,
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_PATHSPEC_FROM_FILE(&opts->pathspec_from_file),
+ OPT_PATHSPEC_FILE_NUL(&opts->pathspec_file_nul),
OPT_END()
};
struct option *newopts = parse_options_concat(prevopts, options);
@@ -1604,10 +1624,6 @@ static int checkout_main(int argc, const char **argv, const char *prefix,
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,
@@ -1627,10 +1643,33 @@ static int checkout_main(int argc, const char **argv, const char *prefix,
if (opts->force_detach)
die(_("git checkout: --detach does not take a path argument '%s'"),
argv[0]);
+ }
+
+ if (opts->pathspec_from_file) {
+ if (opts->pathspec.nr)
+ die(_("--pathspec-from-file is incompatible with pathspec arguments"));
+ if (opts->force_detach)
+ die(_("--pathspec-from-file is incompatible with --detach"));
+
+ if (opts->patch_mode)
+ die(_("--pathspec-from-file is incompatible with --patch"));
+
+ parse_pathspec_file(&opts->pathspec, 0,
+ 0,
+ prefix, opts->pathspec_from_file, opts->pathspec_file_nul);
+ } else if (opts->pathspec_file_nul) {
+ die(_("--pathspec-file-nul requires --pathspec-from-file"));
+ }
+
+ if (opts->pathspec.nr) {
if (1 < !!opts->writeout_stage + !!opts->force + !!opts->merge)
die(_("git checkout: --ours/--theirs, --force and --merge are incompatible when\n"
"checking out of the index."));
+ } else {
+ if (opts->accept_pathspec && !opts->empty_pathspec_ok &&
+ !opts->patch_mode) /* patch mode is special */
+ die(_("you must specify path(s) to restore"));
}
if (opts->new_branch) {
@@ -1764,7 +1803,7 @@ int cmd_restore(int argc, const char **argv, const char *prefix)
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,