static void read_head_pointers(void)
{
if (read_ref("HEAD", head_sha1))
die("No HEAD -- no initial commit yet?");
if (read_ref("MERGE_HEAD", merge_head_sha1)) {
fprintf(stderr, "Not in the middle of a merge.\n");
exit(0);
}
}
static int for_each_replace_name(const char **argv, each_replace_name_fn fn)
{
const char **p, *full_hex;
struct strbuf ref = STRBUF_INIT;
size_t base_len;
int had_error = 0;
struct object_id oid;
strbuf_addstr(&ref, git_replace_ref_base);
base_len = ref.len;
for (p = argv; *p; p++) {
if (get_oid(*p, &oid)) {
error("Failed to resolve '%s' as a valid ref.", *p);
had_error = 1;
continue;
}
strbuf_setlen(&ref, base_len);
strbuf_addstr(&ref, oid_to_hex(&oid));
full_hex = ref.buf + base_len;
if (read_ref(ref.buf, &oid)) {
error("replace ref '%s' not found.", full_hex);
had_error = 1;
continue;
}
if (fn(full_hex, ref.buf, &oid))
had_error = 1;
}
strbuf_release(&ref);
return had_error;
}
static int sequencer_continue(struct replay_opts *opts, int skip)
{
struct commit_list *todo_list = NULL;
if (!file_exists(git_path(SEQ_TODO_FILE)))
return continue_single_pick();
read_populate_opts(&opts);
read_populate_todo(&todo_list, opts);
if (opts->action == REPLAY_PICK)
load_rewritten(&rewritten, git_path(SEQ_REWR_FILE));
/* Verify that the conflict has been resolved */
if (file_exists(git_path("CHERRY_PICK_HEAD")) ||
file_exists(git_path("REVERT_HEAD"))) {
int ret = continue_single_pick();
if (ret)
return ret;
}
if (index_differs_from("HEAD", 0))
return error_dirty_index(opts);
if (opts->action == REPLAY_PICK && !skip) {
unsigned char to[20];
if (!read_ref("HEAD", to))
add_rewritten(&rewritten, todo_list->item->object.sha1, to);
}
todo_list = todo_list->next;
return pick_commits(todo_list, opts);
}
static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
{
static const char *prefix[] = {
"",
"refs",
"refs/tags",
"refs/heads",
NULL
};
const char **p;
if (len == 40 && !get_sha1_hex(str, sha1))
return 0;
/* Accept only unambiguous ref paths. */
if (ambiguous_path(str, len))
return -1;
for (p = prefix; *p; p++) {
char *pathname = git_path("%s/%.*s", *p, len, str);
if (!read_ref(pathname, sha1))
return 0;
}
return -1;
}
void create_notes_commit(struct notes_tree *t, struct commit_list *parents,
const char *msg, unsigned char *result_sha1)
{
unsigned char tree_sha1[20];
assert(t->initialized);
if (write_notes_tree(t, tree_sha1))
die("Failed to write notes tree to database");
if (!parents) {
/* Deduce parent commit from t->ref */
unsigned char parent_sha1[20];
if (!read_ref(t->ref, parent_sha1)) {
struct commit *parent = lookup_commit(parent_sha1);
if (!parent || parse_commit(parent))
die("Failed to find/parse commit %s", t->ref);
commit_list_insert(parent, &parents);
}
/* else: t->ref points to nothing, assume root/orphan commit */
}
if (commit_tree(msg, tree_sha1, parents, result_sha1, NULL))
die("Failed to commit notes tree to database");
}
int
bibl_read( bibl *b, FILE *fp, char *filename, param *p )
{
convert_rules r;
param lp;
bibl bin;
if ( !b ) return BIBL_ERR_BADINPUT;
if ( !fp ) return BIBL_ERR_BADINPUT;
if ( !p ) return BIBL_ERR_BADINPUT;
if ( bibl_illegalinmode( p->readformat ) ) return BIBL_ERR_BADINPUT;
bibl_setreadparams( &lp, p );
bibl_init( &bin );
rules_init( &r, p->readformat );
read_ref( fp, &bin, filename, &r, &lp );
if ( !lp.output_raw || ( lp.output_raw & BIBL_RAW_WITHCHARCONVERT ) )
bibl_fixcharsets( &bin, &lp );
if ( !lp.output_raw )
convert_ref( &bin, filename, b, &r, &lp );
else {
if ( p->verbose > 1 ) bibl_verbose0( &bin );
bibl_copy( b, &bin );
}
if ( !lp.output_raw || ( lp.output_raw & BIBL_RAW_WITHMAKEREFID ) )
bibl_checkrefid( b, &lp );
bibl_free( &bin );
return BIBL_OK;
}
static int notes_cache_match_validity(struct repository *r,
const char *ref,
const char *validity)
{
struct object_id oid;
struct commit *commit;
struct pretty_print_context pretty_ctx;
struct strbuf msg = STRBUF_INIT;
int ret;
if (read_ref(ref, &oid) < 0)
return 0;
commit = lookup_commit_reference_gently(r, &oid, 1);
if (!commit)
return 0;
memset(&pretty_ctx, 0, sizeof(pretty_ctx));
format_commit_message(commit, "%s", &msg, &pretty_ctx);
strbuf_trim(&msg);
ret = !strcmp(msg.buf, validity);
strbuf_release(&msg);
return ret;
}
static int delete_pseudoref(const char *pseudoref, const unsigned char *old_sha1)
{
static struct lock_file lock;
const char *filename;
filename = git_path("%s", pseudoref);
if (old_sha1 && !is_null_sha1(old_sha1)) {
int fd;
unsigned char actual_old_sha1[20];
fd = hold_lock_file_for_update(&lock, filename,
LOCK_DIE_ON_ERROR);
if (fd < 0)
die_errno(_("Could not open '%s' for writing"), filename);
if (read_ref(pseudoref, actual_old_sha1))
die("could not read ref '%s'", pseudoref);
if (hashcmp(actual_old_sha1, old_sha1)) {
warning("Unexpected sha1 when deleting %s", pseudoref);
rollback_lock_file(&lock);
return -1;
}
unlink(filename);
rollback_lock_file(&lock);
} else {
unlink(filename);
}
return 0;
}
static int do_fetch(struct transport *transport,
struct refspec *refs, int ref_count)
{
struct ref *ref_map;
struct ref *rm;
int autotags = (transport->remote->fetch_tags == 1);
if (transport->remote->fetch_tags == 2 && tags != TAGS_UNSET)
tags = TAGS_SET;
if (transport->remote->fetch_tags == -1)
tags = TAGS_UNSET;
if (!transport->get_refs_list || !transport->fetch)
die("Don't know how to fetch from %s", transport->url);
/* if not appending, truncate FETCH_HEAD */
if (!append) {
char *filename = git_path("FETCH_HEAD");
FILE *fp = fopen(filename, "w");
if (!fp)
return error("cannot open %s: %s\n", filename, strerror(errno));
fclose(fp);
}
ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags);
if (!update_head_ok)
check_not_current_branch(ref_map);
for (rm = ref_map; rm; rm = rm->next) {
if (rm->peer_ref)
read_ref(rm->peer_ref->name, rm->peer_ref->old_sha1);
}
if (tags == TAGS_DEFAULT && autotags)
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
if (fetch_refs(transport, ref_map)) {
free_refs(ref_map);
return 1;
}
free_refs(ref_map);
/* if neither --no-tags nor --tags was specified, do automated tag
* following ... */
if (tags == TAGS_DEFAULT && autotags) {
struct ref **tail = &ref_map;
ref_map = NULL;
find_non_local_tags(transport, &ref_map, &tail);
if (ref_map) {
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL);
transport_set_option(transport, TRANS_OPT_DEPTH, "0");
fetch_refs(transport, ref_map);
}
free_refs(ref_map);
}
return 0;
}
static int do_reupdate(int ac, const char **av,
const char *prefix, int prefix_length)
{
/* Read HEAD and run update-index on paths that are
* merged and already different between index and HEAD.
*/
int pos;
int has_head = 1;
struct pathspec pathspec;
parse_pathspec(&pathspec, 0,
PATHSPEC_PREFER_CWD,
prefix, av + 1);
if (read_ref("HEAD", &head_oid))
/* If there is no HEAD, that means it is an initial
* commit. Update everything in the index.
*/
has_head = 0;
redo:
for (pos = 0; pos < active_nr; pos++) {
const struct cache_entry *ce = active_cache[pos];
struct cache_entry *old = NULL;
int save_nr;
char *path;
if (ce_stage(ce) || !ce_path_match(&the_index, ce, &pathspec, NULL))
continue;
if (has_head)
old = read_one_ent(NULL, &head_oid,
ce->name, ce_namelen(ce), 0);
if (old && ce->ce_mode == old->ce_mode &&
!oidcmp(&ce->oid, &old->oid)) {
discard_cache_entry(old);
continue; /* unchanged */
}
/* Be careful. The working tree may not have the
* path anymore, in which case, under 'allow_remove',
* or worse yet 'allow_replace', active_nr may decrease.
*/
save_nr = active_nr;
path = xstrdup(ce->name);
update_one(path);
free(path);
discard_cache_entry(old);
if (save_nr != active_nr)
goto redo;
}
clear_pathspec(&pathspec);
return 0;
}
static int check_ref_valid(struct object_id *object,
struct object_id *prev,
struct strbuf *ref,
int force)
{
strbuf_reset(ref);
strbuf_addf(ref, "%s%s", git_replace_ref_base, oid_to_hex(object));
if (check_refname_format(ref->buf, 0))
return error("'%s' is not a valid ref name.", ref->buf);
if (read_ref(ref->buf, prev))
oidclr(prev);
else if (!force)
return error("replace ref '%s' already exists", ref->buf);
return 0;
}
static int do_reupdate(int ac, const char **av,
const char *prefix, int prefix_length)
{
/* Read HEAD and run update-index on paths that are
* merged and already different between index and HEAD.
*/
int pos;
int has_head = 1;
const char **paths = get_pathspec(prefix, av + 1);
struct pathspec pathspec;
init_pathspec(&pathspec, paths);
if (read_ref("HEAD", head_sha1))
/* If there is no HEAD, that means it is an initial
* commit. Update everything in the index.
*/
has_head = 0;
redo:
for (pos = 0; pos < active_nr; pos++) {
struct cache_entry *ce = active_cache[pos];
struct cache_entry *old = NULL;
int save_nr;
if (ce_stage(ce) || !ce_path_match(ce, &pathspec))
continue;
if (has_head)
old = read_one_ent(NULL, head_sha1,
ce->name, ce_namelen(ce), 0);
if (old && ce->ce_mode == old->ce_mode &&
!hashcmp(ce->sha1, old->sha1)) {
free(old);
continue; /* unchanged */
}
/* Be careful. The working tree may not have the
* path anymore, in which case, under 'allow_remove',
* or worse yet 'allow_replace', active_nr may decrease.
*/
save_nr = active_nr;
update_one(ce->name + prefix_length, prefix, prefix_length);
if (save_nr != active_nr)
goto redo;
}
free_pathspec(&pathspec);
return 0;
}
int cmd_show_ref(int argc, const char **argv, const char *prefix)
{
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(show_ref_usage, show_ref_options);
argc = parse_options(argc, argv, prefix, show_ref_options,
show_ref_usage, PARSE_OPT_NO_INTERNAL_HELP);
if (exclude_arg)
return exclude_existing(exclude_existing_arg);
pattern = argv;
if (!*pattern)
pattern = NULL;
if (verify) {
if (!pattern)
die("--verify requires a reference");
while (*pattern) {
unsigned char sha1[20];
if (!prefixcmp(*pattern, "refs/") &&
!read_ref(*pattern, sha1)) {
if (!quiet)
show_one(*pattern, sha1);
}
else if (!quiet)
die("'%s' - not a valid ref", *pattern);
else
return 1;
pattern++;
}
return 0;
}
if (show_head)
head_ref(show_ref, NULL);
for_each_ref(show_ref, NULL);
if (!found_match) {
if (verify && !quiet)
die("No match");
return 1;
}
return 0;
}
static int write_pseudoref(const char *pseudoref, const unsigned char *sha1,
const unsigned char *old_sha1, struct strbuf *err)
{
const char *filename;
int fd;
static struct lock_file lock;
struct strbuf buf = STRBUF_INIT;
int ret = -1;
strbuf_addf(&buf, "%s\n", sha1_to_hex(sha1));
filename = git_path("%s", pseudoref);
fd = hold_lock_file_for_update(&lock, filename, LOCK_DIE_ON_ERROR);
if (fd < 0) {
strbuf_addf(err, "could not open '%s' for writing: %s",
filename, strerror(errno));
return -1;
}
if (old_sha1) {
unsigned char actual_old_sha1[20];
if (read_ref(pseudoref, actual_old_sha1))
die("could not read ref '%s'", pseudoref);
if (hashcmp(actual_old_sha1, old_sha1)) {
strbuf_addf(err, "unexpected sha1 when writing '%s'", pseudoref);
rollback_lock_file(&lock);
goto done;
}
}
if (write_in_full(fd, buf.buf, buf.len) != buf.len) {
strbuf_addf(err, "could not write to '%s'", filename);
rollback_lock_file(&lock);
goto done;
}
commit_lock_file(&lock);
ret = 0;
done:
strbuf_release(&buf);
return ret;
}
int cmd_show_ref(int argc, const char **argv, const char *prefix)
{
git_config(git_default_config, NULL);
argc = parse_options(argc, argv, prefix, show_ref_options,
show_ref_usage, 0);
if (exclude_arg)
return exclude_existing(exclude_existing_arg);
pattern = argv;
if (!*pattern)
pattern = NULL;
if (verify) {
if (!pattern)
die("--verify requires a reference");
while (*pattern) {
struct object_id oid;
if ((starts_with(*pattern, "refs/") || !strcmp(*pattern, "HEAD")) &&
!read_ref(*pattern, &oid)) {
show_one(*pattern, &oid);
}
else if (!quiet)
die("'%s' - not a valid ref", *pattern);
else
return 1;
pattern++;
}
return 0;
}
if (show_head)
head_ref(show_ref, NULL);
for_each_ref(show_ref, NULL);
if (!found_match) {
if (verify && !quiet)
die("No match");
return 1;
}
return 0;
}
int commit_notes(struct notes_tree *t, const char *msg)
{
struct commit_list *parent;
unsigned char tree_sha1[20], prev_commit[20], new_commit[20];
struct strbuf buf = STRBUF_INIT;
if (!t)
t = &default_notes_tree;
if (!t->initialized || !t->ref || !*t->ref)
die("Cannot commit uninitialized/unreferenced notes tree");
if (!t->dirty)
return 0; /* don't have to commit an unchanged tree */
/* Prepare commit message and reflog message */
strbuf_addstr(&buf, "notes: "); /* commit message starts at index 7 */
strbuf_addstr(&buf, msg);
if (buf.buf[buf.len - 1] != '\n')
strbuf_addch(&buf, '\n'); /* Make sure msg ends with newline */
/* Convert notes tree to tree object */
if (write_notes_tree(t, tree_sha1))
die("Failed to write current notes tree to database");
/* Create new commit for the tree object */
if (!read_ref(t->ref, prev_commit)) { /* retrieve parent commit */
parent = xmalloc(sizeof(*parent));
parent->item = lookup_commit(prev_commit);
parent->next = NULL;
} else {
hashclr(prev_commit);
parent = NULL;
}
if (commit_tree(buf.buf + 7, tree_sha1, parent, new_commit, NULL))
die("Failed to commit notes tree to database");
/* Update notes ref with new commit */
update_ref(buf.buf, t->ref, new_commit, prev_commit, 0, DIE_ON_ERR);
strbuf_release(&buf);
return 0;
}
void init_notes(struct notes_tree *t, const char *notes_ref,
combine_notes_fn combine_notes, int flags)
{
unsigned char sha1[20], object_sha1[20];
unsigned mode;
struct leaf_node root_tree;
if (!t)
t = &default_notes_tree;
assert(!t->initialized);
if (!notes_ref)
notes_ref = getenv(GIT_NOTES_REF_ENVIRONMENT);
if (!notes_ref)
notes_ref = notes_ref_name; /* value of core.notesRef config */
if (!notes_ref)
notes_ref = GIT_NOTES_DEFAULT_REF;
if (!combine_notes)
combine_notes = combine_notes_concatenate;
t->root = (struct int_node *) xcalloc(sizeof(struct int_node), 1);
t->first_non_note = NULL;
t->prev_non_note = NULL;
t->ref = notes_ref ? xstrdup(notes_ref) : NULL;
t->combine_notes = combine_notes;
t->initialized = 1;
if (flags & NOTES_INIT_EMPTY || !notes_ref ||
read_ref(notes_ref, object_sha1))
return;
if (get_tree_entry(object_sha1, "", sha1, &mode))
die("Failed to read notes tree referenced by %s (%s)",
notes_ref, object_sha1);
hashclr(root_tree.key_sha1);
hashcpy(root_tree.val_sha1, sha1);
load_subtree(t, &root_tree, t->root, 0);
}
void init_notes(struct notes_tree *t, const char *notes_ref,
combine_notes_fn combine_notes, int flags)
{
struct object_id oid, object_oid;
unsigned mode;
struct leaf_node root_tree;
if (!t)
t = &default_notes_tree;
assert(!t->initialized);
if (!notes_ref)
notes_ref = default_notes_ref();
if (!combine_notes)
combine_notes = combine_notes_concatenate;
t->root = (struct int_node *) xcalloc(1, sizeof(struct int_node));
t->first_non_note = NULL;
t->prev_non_note = NULL;
t->ref = xstrdup_or_null(notes_ref);
t->update_ref = (flags & NOTES_INIT_WRITABLE) ? t->ref : NULL;
t->combine_notes = combine_notes;
t->initialized = 1;
t->dirty = 0;
if (flags & NOTES_INIT_EMPTY || !notes_ref ||
get_oid_treeish(notes_ref, &object_oid))
return;
if (flags & NOTES_INIT_WRITABLE && read_ref(notes_ref, &object_oid))
die("Cannot use notes ref %s", notes_ref);
if (get_tree_entry(&object_oid, "", &oid, &mode))
die("Failed to read notes tree referenced by %s (%s)",
notes_ref, oid_to_hex(&object_oid));
oidclr(&root_tree.key_oid);
oidcpy(&root_tree.val_oid, &oid);
load_subtree(t, &root_tree, t->root, 0);
}
void init_notes(struct notes_tree *t, const char *notes_ref,
combine_notes_fn combine_notes, int flags)
{
unsigned char sha1[20], object_sha1[20];
unsigned mode;
struct leaf_node root_tree;
if (!t)
t = &default_notes_tree;
assert(!t->initialized);
if (!notes_ref)
notes_ref = default_notes_ref();
if (!combine_notes)
combine_notes = combine_notes_concatenate;
t->root = (struct int_node *) xcalloc(1, sizeof(struct int_node));
t->first_non_note = NULL;
t->prev_non_note = NULL;
t->ref = xstrdup_or_null(notes_ref);
t->combine_notes = combine_notes;
t->initialized = 1;
t->dirty = 0;
if (flags & NOTES_INIT_EMPTY || !notes_ref ||
read_ref(notes_ref, object_sha1))
return;
if (get_tree_entry(object_sha1, "", sha1, &mode))
die("Failed to read notes tree referenced by %s (%s)",
notes_ref, sha1_to_hex(object_sha1));
hashclr(root_tree.key_sha1);
hashcpy(root_tree.val_sha1, sha1);
load_subtree(t, &root_tree, t->root, 0);
}
static int notes_cache_match_validity(const char *ref, const char *validity)
{
unsigned char sha1[20];
struct commit *commit;
struct pretty_print_context pretty_ctx;
struct strbuf msg = STRBUF_INIT;
int ret;
if (read_ref(ref, sha1) < 0)
return 0;
commit = lookup_commit_reference_gently(sha1, 1);
if (!commit)
return 0;
memset(&pretty_ctx, 0, sizeof(pretty_ctx));
format_commit_message(commit, "%s", &msg, &pretty_ctx);
strbuf_trim(&msg);
ret = !strcmp(msg.buf, validity);
strbuf_release(&msg);
return ret;
}
static int for_each_tag_name(const char **argv, each_tag_name_fn fn)
{
const char **p;
char ref[PATH_MAX];
int had_error = 0;
unsigned char sha1[20];
for (p = argv; *p; p++) {
if (snprintf(ref, sizeof(ref), "refs/tags/%s", *p)
>= sizeof(ref)) {
error(_("tag name too long: %.*s..."), 50, *p);
had_error = 1;
continue;
}
if (read_ref(ref, sha1)) {
error(_("tag '%s' not found."), *p);
had_error = 1;
continue;
}
if (fn(*p, ref, sha1))
had_error = 1;
}
return had_error;
}
int cmd_tag(int argc, const char **argv, const char *prefix)
{
struct strbuf buf = STRBUF_INIT;
struct strbuf ref = STRBUF_INIT;
unsigned char object[20], prev[20];
const char *object_ref, *tag;
struct create_tag_options opt;
char *cleanup_arg = NULL;
int create_reflog = 0;
int annotate = 0, force = 0;
int cmdmode = 0, create_tag_object = 0;
const char *msgfile = NULL, *keyid = NULL;
struct msg_arg msg = { 0, STRBUF_INIT };
struct ref_transaction *transaction;
struct strbuf err = STRBUF_INIT;
struct ref_filter filter;
static struct ref_sorting *sorting = NULL, **sorting_tail = &sorting;
const char *format = NULL;
struct option options[] = {
OPT_CMDMODE('l', "list", &cmdmode, N_("list tag names"), 'l'),
{ OPTION_INTEGER, 'n', NULL, &filter.lines, N_("n"),
N_("print <n> lines of each tag message"),
PARSE_OPT_OPTARG, NULL, 1 },
OPT_CMDMODE('d', "delete", &cmdmode, N_("delete tags"), 'd'),
OPT_CMDMODE('v', "verify", &cmdmode, N_("verify tags"), 'v'),
OPT_GROUP(N_("Tag creation options")),
OPT_BOOL('a', "annotate", &annotate,
N_("annotated tag, needs a message")),
OPT_CALLBACK('m', "message", &msg, N_("message"),
N_("tag message"), parse_msg_arg),
OPT_FILENAME('F', "file", &msgfile, N_("read message from file")),
OPT_BOOL('s', "sign", &opt.sign, N_("annotated and GPG-signed tag")),
OPT_STRING(0, "cleanup", &cleanup_arg, N_("mode"),
N_("how to strip spaces and #comments from message")),
OPT_STRING('u', "local-user", &keyid, N_("key-id"),
N_("use another key to sign the tag")),
OPT__FORCE(&force, N_("replace the tag if exists")),
OPT_BOOL(0, "create-reflog", &create_reflog, N_("create a reflog")),
OPT_GROUP(N_("Tag listing options")),
OPT_COLUMN(0, "column", &colopts, N_("show tag list in columns")),
OPT_CONTAINS(&filter.with_commit, N_("print only tags that contain the commit")),
OPT_WITH(&filter.with_commit, N_("print only tags that contain the commit")),
OPT_MERGED(&filter, N_("print only tags that are merged")),
OPT_NO_MERGED(&filter, N_("print only tags that are not merged")),
OPT_CALLBACK(0 , "sort", sorting_tail, N_("key"),
N_("field name to sort on"), &parse_opt_ref_sorting),
{
OPTION_CALLBACK, 0, "points-at", &filter.points_at, N_("object"),
N_("print only tags of the object"), 0, parse_opt_object_name
},
OPT_STRING( 0 , "format", &format, N_("format"), N_("format to use for the output")),
OPT_END()
};
git_config(git_tag_config, sorting_tail);
memset(&opt, 0, sizeof(opt));
memset(&filter, 0, sizeof(filter));
filter.lines = -1;
argc = parse_options(argc, argv, prefix, options, git_tag_usage, 0);
if (keyid) {
opt.sign = 1;
set_signing_key(keyid);
}
create_tag_object = (opt.sign || annotate || msg.given || msgfile);
if (argc == 0 && !cmdmode)
cmdmode = 'l';
if ((create_tag_object || force) && (cmdmode != 0))
usage_with_options(git_tag_usage, options);
finalize_colopts(&colopts, -1);
if (cmdmode == 'l' && filter.lines != -1) {
if (explicitly_enable_column(colopts))
die(_("--column and -n are incompatible"));
colopts = 0;
}
if (!sorting)
sorting = ref_default_sorting();
if (cmdmode == 'l') {
int ret;
if (column_active(colopts)) {
struct column_options copts;
memset(&copts, 0, sizeof(copts));
copts.padding = 2;
run_column_filter(colopts, &copts);
}
filter.name_patterns = argv;
ret = list_tags(&filter, sorting, format);
if (column_active(colopts))
stop_column_filter();
return ret;
}
if (filter.lines != -1)
die(_("-n option is only allowed with -l."));
if (filter.with_commit)
die(_("--contains option is only allowed with -l."));
if (filter.points_at.nr)
die(_("--points-at option is only allowed with -l."));
if (filter.merge_commit)
die(_("--merged and --no-merged option are only allowed with -l"));
if (cmdmode == 'd')
return for_each_tag_name(argv, delete_tag);
if (cmdmode == 'v')
return for_each_tag_name(argv, verify_tag);
if (msg.given || msgfile) {
if (msg.given && msgfile)
die(_("only one -F or -m option is allowed."));
if (msg.given)
strbuf_addbuf(&buf, &(msg.buf));
else {
if (!strcmp(msgfile, "-")) {
if (strbuf_read(&buf, 0, 1024) < 0)
die_errno(_("cannot read '%s'"), msgfile);
} else {
if (strbuf_read_file(&buf, msgfile, 1024) < 0)
die_errno(_("could not open or read '%s'"),
msgfile);
}
}
}
tag = argv[0];
object_ref = argc == 2 ? argv[1] : "HEAD";
if (argc > 2)
die(_("too many params"));
if (get_sha1(object_ref, object))
die(_("Failed to resolve '%s' as a valid ref."), object_ref);
if (strbuf_check_tag_ref(&ref, tag))
die(_("'%s' is not a valid tag name."), tag);
if (read_ref(ref.buf, prev))
hashclr(prev);
else if (!force)
die(_("tag '%s' already exists"), tag);
opt.message_given = msg.given || msgfile;
if (!cleanup_arg || !strcmp(cleanup_arg, "strip"))
opt.cleanup_mode = CLEANUP_ALL;
else if (!strcmp(cleanup_arg, "verbatim"))
opt.cleanup_mode = CLEANUP_NONE;
else if (!strcmp(cleanup_arg, "whitespace"))
opt.cleanup_mode = CLEANUP_SPACE;
else
die(_("Invalid cleanup mode %s"), cleanup_arg);
if (create_tag_object) {
if (force_sign_annotate && !annotate)
opt.sign = 1;
create_tag(object, tag, &buf, &opt, prev, object);
}
transaction = ref_transaction_begin(&err);
if (!transaction ||
ref_transaction_update(transaction, ref.buf, object, prev,
create_reflog ? REF_FORCE_CREATE_REFLOG : 0,
NULL, &err) ||
ref_transaction_commit(transaction, &err))
die("%s", err.buf);
ref_transaction_free(transaction);
if (force && !is_null_sha1(prev) && hashcmp(prev, object))
printf(_("Updated tag '%s' (was %s)\n"), tag, find_unique_abbrev(prev, DEFAULT_ABBREV));
strbuf_release(&err);
strbuf_release(&buf);
strbuf_release(&ref);
return 0;
}
static int do_pick_commit(struct commit *commit, struct replay_opts *opts)
{
unsigned char head[20];
struct commit *base, *next, *parent;
const char *base_label, *next_label;
struct commit_message msg = { NULL, NULL, NULL, NULL, NULL };
char *defmsg = NULL;
struct strbuf msgbuf = STRBUF_INIT;
int res, unborn = 0, allow;
if (opts->no_commit) {
/*
* We do not intend to commit immediately. We just want to
* merge the differences in, so let's compute the tree
* that represents the "current" state for merge-recursive
* to work on.
*/
if (write_cache_as_tree(head, 0, NULL))
die (_("Your index file is unmerged."));
} else {
unborn = get_sha1("HEAD", head);
if (unborn)
hashcpy(head, EMPTY_TREE_SHA1_BIN);
if (index_differs_from(unborn ? EMPTY_TREE_SHA1_HEX : "HEAD", 0))
return error_dirty_index(opts);
}
discard_cache();
if (!commit->parents) {
parent = NULL;
}
else if (commit->parents->next) {
/* Reverting or cherry-picking a merge commit */
int cnt;
struct commit_list *p;
if (!opts->mainline)
return error(_("Commit %s is a merge but no -m option was given."),
sha1_to_hex(commit->object.sha1));
for (cnt = 1, p = commit->parents;
cnt != opts->mainline && p;
cnt++)
p = p->next;
if (cnt != opts->mainline || !p)
return error(_("Commit %s does not have parent %d"),
sha1_to_hex(commit->object.sha1), opts->mainline);
parent = p->item;
} else if (0 < opts->mainline)
return error(_("Mainline was specified but commit %s is not a merge."),
sha1_to_hex(commit->object.sha1));
else
parent = commit->parents->item;
if (opts->allow_ff &&
((parent && !hashcmp(parent->object.sha1, head)) ||
(!parent && unborn)))
return fast_forward_to(commit->object.sha1, head, unborn, opts);
if (parent && parse_commit(parent) < 0)
/* TRANSLATORS: The first %s will be "revert" or
"cherry-pick", the second %s a SHA1 */
return error(_("%s: cannot parse parent commit %s"),
action_name(opts), sha1_to_hex(parent->object.sha1));
if (get_message(commit, &msg) != 0)
return error(_("Cannot get commit message for %s"),
sha1_to_hex(commit->object.sha1));
/*
* "commit" is an existing commit. We would want to apply
* the difference it introduces since its first parent "prev"
* on top of the current HEAD if we are cherry-pick. Or the
* reverse of it if we are revert.
*/
defmsg = git_pathdup("MERGE_MSG");
if (opts->action == REPLAY_REVERT) {
base = commit;
base_label = msg.label;
next = parent;
next_label = msg.parent_label;
strbuf_addstr(&msgbuf, "Revert \"");
strbuf_addstr(&msgbuf, msg.subject);
strbuf_addstr(&msgbuf, "\"\n\nThis reverts commit ");
strbuf_addstr(&msgbuf, sha1_to_hex(commit->object.sha1));
if (commit->parents && commit->parents->next) {
strbuf_addstr(&msgbuf, ", reversing\nchanges made to ");
strbuf_addstr(&msgbuf, sha1_to_hex(parent->object.sha1));
}
strbuf_addstr(&msgbuf, ".\n");
} else {
const char *p;
base = parent;
base_label = msg.parent_label;
next = commit;
next_label = msg.label;
/*
* Append the commit log message to msgbuf; it starts
* after the tree, parent, author, committer
* information followed by "\n\n".
*/
p = strstr(msg.message, "\n\n");
if (p) {
p += 2;
strbuf_addstr(&msgbuf, p);
}
if (opts->record_origin) {
if (!has_conforming_footer(&msgbuf, NULL, 0))
strbuf_addch(&msgbuf, '\n');
strbuf_addstr(&msgbuf, cherry_picked_prefix);
strbuf_addstr(&msgbuf, sha1_to_hex(commit->object.sha1));
strbuf_addstr(&msgbuf, ")\n");
}
}
if (!opts->strategy || !strcmp(opts->strategy, "recursive") || opts->action == REPLAY_REVERT) {
res = do_recursive_merge(base, next, base_label, next_label,
head, &msgbuf, opts);
write_message(&msgbuf, defmsg);
} else {
struct commit_list *common = NULL;
struct commit_list *remotes = NULL;
write_message(&msgbuf, defmsg);
commit_list_insert(base, &common);
commit_list_insert(next, &remotes);
res = try_merge_command(opts->strategy, opts->xopts_nr, opts->xopts,
common, sha1_to_hex(head), remotes);
free_commit_list(common);
free_commit_list(remotes);
}
/*
* If the merge was clean or if it failed due to conflict, we write
* CHERRY_PICK_HEAD for the subsequent invocation of commit to use.
* However, if the merge did not even start, then we don't want to
* write it at all.
*/
if (opts->action == REPLAY_PICK && !opts->no_commit && (res == 0 || res == 1))
write_cherry_pick_head(commit, "CHERRY_PICK_HEAD");
if (opts->action == REPLAY_REVERT && ((opts->no_commit && res == 0) || res == 1))
write_cherry_pick_head(commit, "REVERT_HEAD");
if (res) {
error(opts->action == REPLAY_REVERT
? _("could not revert %s... %s")
: _("could not apply %s... %s"),
find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV),
msg.subject);
print_advice(res == 1, opts);
rerere(opts->allow_rerere_auto);
goto leave;
}
if (opts->skip_empty && is_index_unchanged() == 1) {
if (!opts->quiet)
warning(_("skipping %s... %s"),
find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV),
msg.subject);
goto leave;
}
allow = allow_empty(opts, commit);
if (allow < 0) {
res = allow;
goto leave;
}
if (!opts->no_commit)
res = run_git_commit(defmsg, opts, allow);
if (!res && opts->action == REPLAY_PICK) {
unsigned char to[20];
if (read_ref("HEAD", to))
goto leave;
add_rewritten(&rewritten, commit->object.sha1, to);
}
leave:
free_message(&msg);
free(defmsg);
return res;
}
static int cmd_import(const char *line)
{
int code;
int dumpin_fd;
char *note_msg;
unsigned char head_sha1[20];
unsigned int startrev;
struct argv_array svndump_argv = ARGV_ARRAY_INIT;
struct child_process svndump_proc;
if (read_ref(private_ref, head_sha1))
startrev = 0;
else {
note_msg = read_ref_note(head_sha1);
if(note_msg == NULL) {
warning("No note found for %s.", private_ref);
startrev = 0;
} else {
struct rev_note note = { 0 };
if (parse_rev_note(note_msg, ¬e))
die("Revision number couldn't be parsed from note.");
startrev = note.rev_nr + 1;
free(note_msg);
}
}
check_or_regenerate_marks(startrev - 1);
if (dump_from_file) {
dumpin_fd = open(url, O_RDONLY);
if(dumpin_fd < 0)
die_errno("Couldn't open svn dump file %s.", url);
} else {
memset(&svndump_proc, 0, sizeof(struct child_process));
svndump_proc.out = -1;
argv_array_push(&svndump_argv, "svnrdump");
argv_array_push(&svndump_argv, "dump");
argv_array_push(&svndump_argv, url);
argv_array_pushf(&svndump_argv, "-r%u:HEAD", startrev);
svndump_proc.argv = svndump_argv.argv;
code = start_command(&svndump_proc);
if (code)
die("Unable to start %s, code %d", svndump_proc.argv[0], code);
dumpin_fd = svndump_proc.out;
}
/* setup marks file import/export */
printf("feature import-marks-if-exists=%s\n"
"feature export-marks=%s\n", marksfilename, marksfilename);
svndump_init_fd(dumpin_fd, STDIN_FILENO);
svndump_read(url, private_ref, notes_ref);
svndump_deinit();
svndump_reset();
close(dumpin_fd);
if (!dump_from_file) {
code = finish_command(&svndump_proc);
if (code)
warning("%s, returned %d", svndump_proc.argv[0], code);
argv_array_clear(&svndump_argv);
}
return 0;
}
static int delete_branches(int argc, const char **argv, int force, int kinds)
{
struct commit *rev, *head_rev = NULL;
unsigned char sha1[20];
char *name = NULL;
const char *fmt, *remote;
int i;
int ret = 0;
struct strbuf bname = STRBUF_INIT;
switch (kinds) {
case REF_REMOTE_BRANCH:
fmt = "refs/remotes/%s";
/* TRANSLATORS: This is "remote " in "remote branch '%s' not found" */
remote = _("remote ");
force = 1;
break;
case REF_LOCAL_BRANCH:
fmt = "refs/heads/%s";
remote = "";
break;
default:
die(_("cannot use -a with -d"));
}
if (!force) {
head_rev = lookup_commit_reference(head_sha1);
if (!head_rev)
die(_("Couldn't look up commit object for HEAD"));
}
for (i = 0; i < argc; i++, strbuf_release(&bname)) {
strbuf_branchname(&bname, argv[i]);
if (kinds == REF_LOCAL_BRANCH && !strcmp(head, bname.buf)) {
error(_("Cannot delete the branch '%s' "
"which you are currently on."), bname.buf);
ret = 1;
continue;
}
free(name);
name = xstrdup(mkpath(fmt, bname.buf));
if (read_ref(name, sha1)) {
error(_("%sbranch '%s' not found."),
remote, bname.buf);
ret = 1;
continue;
}
rev = lookup_commit_reference(sha1);
if (!rev) {
error(_("Couldn't look up commit object for '%s'"), name);
ret = 1;
continue;
}
if (!force && !branch_merged(kinds, bname.buf, rev, head_rev)) {
error(_("The branch '%s' is not fully merged.\n"
"If you are sure you want to delete it, "
"run 'git branch -D %s'."), bname.buf, bname.buf);
ret = 1;
continue;
}
if (delete_ref(name, sha1, 0)) {
error(_("Error deleting %sbranch '%s'"), remote,
bname.buf);
ret = 1;
} else {
struct strbuf buf = STRBUF_INIT;
printf(_("Deleted %sbranch %s (was %s).\n"), remote,
bname.buf,
find_unique_abbrev(sha1, DEFAULT_ABBREV));
strbuf_addf(&buf, "branch.%s", bname.buf);
if (git_config_rename_section(buf.buf, NULL) < 0)
warning(_("Update of config-file failed"));
strbuf_release(&buf);
}
}
free(name);
return(ret);
}
int create_symref(const char *ref_target, const char *refs_heads_master,
const char *logmsg)
{
const char *lockpath;
char ref[1000];
int fd, len, written;
char *git_HEAD = git_pathdup("%s", ref_target);
unsigned char old_sha1[20], new_sha1[20];
if (logmsg && read_ref(ref_target, old_sha1))
hashclr(old_sha1);
if (safe_create_leading_directories(git_HEAD) < 0)
return error("unable to create directory for %s", git_HEAD);
#ifndef NO_SYMLINK_HEAD
if (prefer_symlink_refs) {
unlink(git_HEAD);
if (!symlink(refs_heads_master, git_HEAD))
goto done;
fprintf(stderr, "no symlink - falling back to symbolic ref\n");
}
#endif
len = snprintf(ref, sizeof(ref), "ref: %s\n", refs_heads_master);
if (sizeof(ref) <= len) {
error("refname too long: %s", refs_heads_master);
goto error_free_return;
}
lockpath = mkpath("%s.lock", git_HEAD);
fd = open(lockpath, O_CREAT | O_EXCL | O_WRONLY, 0666);
if (fd < 0) {
error("Unable to open %s for writing", lockpath);
goto error_free_return;
}
written = write_in_full(fd, ref, len);
if (close(fd) != 0 || written != len) {
error("Unable to write to %s", lockpath);
goto error_unlink_return;
}
if (rename(lockpath, git_HEAD) < 0) {
error("Unable to create %s", git_HEAD);
goto error_unlink_return;
}
if (adjust_shared_perm(git_HEAD)) {
error("Unable to fix permissions on %s", lockpath);
error_unlink_return:
unlink_or_warn(lockpath);
error_free_return:
free(git_HEAD);
return -1;
}
#ifndef NO_SYMLINK_HEAD
done:
#endif
if (logmsg && !read_ref(refs_heads_master, new_sha1))
log_ref_write(ref_target, old_sha1, new_sha1, logmsg);
free(git_HEAD);
return 0;
}
char *shorten_unambiguous_ref(const char *ref, int strict)
{
int i;
static char **scanf_fmts;
static int nr_rules;
char *short_name;
/* pre generate scanf formats from ref_rev_parse_rules[] */
if (!nr_rules) {
size_t total_len = 0;
/* the rule list is NULL terminated, count them first */
for (; ref_rev_parse_rules[nr_rules]; nr_rules++)
/* no +1 because strlen("%s") < strlen("%.*s") */
total_len += strlen(ref_rev_parse_rules[nr_rules]);
scanf_fmts = xmalloc(nr_rules * sizeof(char *) + total_len);
total_len = 0;
for (i = 0; i < nr_rules; i++) {
scanf_fmts[i] = (char *)&scanf_fmts[nr_rules]
+ total_len;
gen_scanf_fmt(scanf_fmts[i], ref_rev_parse_rules[i]);
total_len += strlen(ref_rev_parse_rules[i]);
}
}
/* bail out if there are no rules */
if (!nr_rules)
return xstrdup(ref);
/* buffer for scanf result, at most ref must fit */
short_name = xstrdup(ref);
/* skip first rule, it will always match */
for (i = nr_rules - 1; i > 0 ; --i) {
int j;
int rules_to_fail = i;
int short_name_len;
if (1 != sscanf(ref, scanf_fmts[i], short_name))
continue;
short_name_len = strlen(short_name);
/*
* in strict mode, all (except the matched one) rules
* must fail to resolve to a valid non-ambiguous ref
*/
if (strict)
rules_to_fail = nr_rules;
/*
* check if the short name resolves to a valid ref,
* but use only rules prior to the matched one
*/
for (j = 0; j < rules_to_fail; j++) {
const char *rule = ref_rev_parse_rules[j];
unsigned char short_objectname[20];
char refname[PATH_MAX];
/* skip matched rule */
if (i == j)
continue;
/*
* the short name is ambiguous, if it resolves
* (with this previous rule) to a valid ref
* read_ref() returns 0 on success
*/
mksnpath(refname, sizeof(refname),
rule, short_name_len, short_name);
if (!read_ref(refname, short_objectname))
break;
}
/*
* short name is non-ambiguous if all previous rules
* haven't resolved to a valid ref
*/
if (j == rules_to_fail)
return short_name;
}
free(short_name);
return xstrdup(ref);
}
int main(int argc, char **argv)
{
P_STR *P;
SEQ_STR *SEQ;
int i,j;
int type;
char *path;
if (argc!=3) {
printf(" Usage: %s seqfile type \n",argv[0]);
printf(" where type stands for one of the options of \n");
printf(" \"long\", \"short\" or \"glob\"\n");
exit(1);
}
/*if ((path=getenv("IUPred_PATH"))==NULL) {
fprintf(stderr,"IUPred_PATH environment variable is not set\n");
path="./";
} */
path="lib/disorder_apps/iupred";
printf("# IUPred \n");
printf("# Copyright (c) Zsuzsanna Dosztanyi, 2005\n");
printf("#\n");
printf("# Z. Dosztanyi, V. Csizmok, P. Tompa and I. Simon\n");
printf("# J. Mol. Biol. (2005) 347, 827-839. \n");
printf("#\n");
printf("#\n");
if ((strncmp(argv[2],"long",4))==0) {
type=0;
}
else if ((strncmp(argv[2],"short",5))==0) {
type=1;
}
else if ((strncmp(argv[2],"glob",4))==0) {
type=2;
}
else {
printf("Wrong argument\n");exit(1);
}
SEQ=malloc(sizeof(SEQ_STR));
Get_Seq(argv[1],SEQ);
if (SEQ->le==0) {printf(" Sequence length 0\n");exit(1);}
#ifdef DEBUG
printf("%s %d\n%s\n",SEQ->name,SEQ->le,SEQ->seq);
#endif
P=malloc(sizeof(P_STR));
P->CC= DMatrix(AAN,AAN);
if (type==0) {
LC=1;
UC=100;
WS=10;
Flag_EP=0;
read_ref(path,"ss",P->CC);
Get_Histo(P, path, "histo");
IUPred(SEQ,P);
printf("# Prediction output \n");
printf("# %s\n",SEQ->name);
for (i=0;i<SEQ->le;i++)
printf("%5d %c %10.4f\n",i+1,SEQ->seq[i],SEQ->en[i]);
}
if (type==1) {
LC=1;
UC=25;
WS=10;
Flag_EP=1;
EP=-1.26;
read_ref(path,"ss_casp",P->CC);
Get_Histo(P, path, "histo_casp");
IUPred(SEQ,P);
printf("# Prediction output \n");
printf("# %s\n",SEQ->name);
for (i=0;i<SEQ->le;i++)
printf("%5d %c %10.4f\n",i+1,SEQ->seq[i],SEQ->en[i]);
}
if (type==2) {
char *globseq;
LC=1;
UC=100;
WS=15;
Flag_EP=0;
read_ref(path,"ss",P->CC);
Get_Histo(P,path,"histo");
IUPred(SEQ,P);
Min_Ene=DMin_Ene;
JOIN=DJOIN;
DEL=DDEL;
getRegions(SEQ);
globseq=malloc((SEQ->le+1)*sizeof(char));
for (i=0;i<SEQ->le;i++) globseq[i]=tolower(SEQ->seq[i]);
printf("# Prediction output \n");
printf("# %s\n",SEQ->name);
printf("Number of globular domains: %5d \n",SEQ->ngr);
for (i=0;i<SEQ->ngr;i++) {
printf(" globular domain %5d. %d - %d \n",
i+1,SEQ->gr[i][0]+1,SEQ->gr[i][1]+1);
for (j=SEQ->gr[i][0];j<SEQ->gr[i][1]+1;j++) {
globseq[j]=toupper(globseq[j]);
}
}
printf(">%s\n",SEQ->name);
for (i=0;i<SEQ->le;i++) {
if ((i>0)&&(i%60==0)) printf("\n");
else if ((i>0)&&(i%10==0)) printf(" ");
printf("%c",globseq[i]);
}
printf("\n");
free(globseq);
#ifdef DEBUG
for (i=0;i<SEQ->le;i++)
printf("%5d %c %10.4f\n",i,SEQ->seq[i],SEQ->en[i]);
#endif
}
free(SEQ->seq);
free(SEQ->eprof);free(SEQ->en);free(SEQ->smp);
free(SEQ);
return 0;
}
static int parse_branchname_arg(int argc, const char **argv,
int dwim_new_local_branch_ok,
struct branch_info *new_branch_info,
struct checkout_opts *opts,
struct object_id *rev,
int *dwim_remotes_matched)
{
struct tree **source_tree = &opts->source_tree;
const char **new_branch = &opts->new_branch;
int argcount = 0;
struct object_id branch_rev;
const char *arg;
int dash_dash_pos;
int has_dash_dash = 0;
int i;
/*
* case 1: git checkout <ref> -- [<paths>]
*
* <ref> must be a valid tree, everything after the '--' must be
* a path.
*
* case 2: git checkout -- [<paths>]
*
* everything after the '--' must be paths.
*
* case 3: git checkout <something> [--]
*
* (a) If <something> is a commit, that is to
* switch to the branch or detach HEAD at it. As a special case,
* if <something> is A...B (missing A or B means HEAD but you can
* omit at most one side), and if there is a unique merge base
* between A and B, A...B names that merge base.
*
* (b) If <something> is _not_ a commit, either "--" is present
* or <something> is not a path, no -t or -b was given, and
* and there is a tracking branch whose name is <something>
* in one and only one remote (or if the branch exists on the
* remote named in checkout.defaultRemote), then this is a
* short-hand to fork local <something> from that
* remote-tracking branch.
*
* (c) Otherwise, if "--" is present, treat it like case (1).
*
* (d) Otherwise :
* - if it's a reference, treat it like case (1)
* - else if it's a path, treat it like case (2)
* - else: fail.
*
* case 4: git checkout <something> <paths>
*
* The first argument must not be ambiguous.
* - If it's *only* a reference, treat it like case (1).
* - If it's only a path, treat it like case (2).
* - else: fail.
*
*/
if (!argc)
return 0;
arg = argv[0];
dash_dash_pos = -1;
for (i = 0; i < argc; i++) {
if (!strcmp(argv[i], "--")) {
dash_dash_pos = i;
break;
}
}
if (dash_dash_pos == 0)
return 1; /* case (2) */
else if (dash_dash_pos == 1)
has_dash_dash = 1; /* case (3) or (1) */
else if (dash_dash_pos >= 2)
die(_("only one reference expected, %d given."), dash_dash_pos);
opts->count_checkout_paths = !opts->quiet && !has_dash_dash;
if (!strcmp(arg, "-"))
arg = "@{-1}";
if (get_oid_mb(arg, rev)) {
/*
* Either case (3) or (4), with <something> not being
* a commit, or an attempt to use case (1) with an
* invalid ref.
*
* It's likely an error, but we need to find out if
* we should auto-create the branch, case (3).(b).
*/
int recover_with_dwim = dwim_new_local_branch_ok;
int could_be_checkout_paths = !has_dash_dash &&
check_filename(opts->prefix, arg);
if (!has_dash_dash && !no_wildcard(arg))
recover_with_dwim = 0;
/*
* Accept "git checkout foo" and "git checkout foo --"
* as candidates for dwim.
*/
if (!(argc == 1 && !has_dash_dash) &&
!(argc == 2 && has_dash_dash))
recover_with_dwim = 0;
if (recover_with_dwim) {
const char *remote = unique_tracking_name(arg, rev,
dwim_remotes_matched);
if (remote) {
if (could_be_checkout_paths)
die(_("'%s' could be both a local file and a tracking branch.\n"
"Please use -- (and optionally --no-guess) to disambiguate"),
arg);
*new_branch = arg;
arg = remote;
/* DWIMmed to create local branch, case (3).(b) */
} else {
recover_with_dwim = 0;
}
}
if (!recover_with_dwim) {
if (has_dash_dash)
die(_("invalid reference: %s"), arg);
return argcount;
}
}
/* we can't end up being in (2) anymore, eat the argument */
argcount++;
argv++;
argc--;
new_branch_info->name = arg;
setup_branch_path(new_branch_info);
if (!check_refname_format(new_branch_info->path, 0) &&
!read_ref(new_branch_info->path, &branch_rev))
oidcpy(rev, &branch_rev);
else
new_branch_info->path = NULL; /* not an existing branch */
new_branch_info->commit = lookup_commit_reference_gently(the_repository, rev, 1);
if (!new_branch_info->commit) {
/* not a commit */
*source_tree = parse_tree_indirect(rev);
} else {
parse_commit_or_die(new_branch_info->commit);
*source_tree = get_commit_tree(new_branch_info->commit);
}
if (!*source_tree) /* case (1): want a tree */
die(_("reference is not a tree: %s"), arg);
if (!has_dash_dash) { /* case (3).(d) -> (1) */
/*
* Do not complain the most common case
* git checkout branch
* even if there happen to be a file called 'branch';
* it would be extremely annoying.
*/
if (argc)
verify_non_filename(opts->prefix, arg);
} else {
argcount++;
argv++;
argc--;
}
return argcount;
}
