dispatch_source_t create_source(dispatch_source_type_t type, int socket, int action)
{
log_detail("make source socket %d action %s\n", socket, action_name(action));
dispatch_source_t source = dispatch_source_create(type, socket, 0, queue);
dispatch_source_set_event_handler(source, ^{
log_detail("source event socket %d action %s\n", socket, action_name(action));
curl_perform_action(socket, action);
});
static int error_dirty_index(struct replay_opts *opts)
{
if (read_cache_unmerged())
return error_resolve_conflict(_(action_name(opts)));
error(_("your local changes would be overwritten by %s."),
_(action_name(opts)));
if (advice_commit_before_merge)
advise(_("commit your changes or stash them to proceed."));
return -1;
}
static void read_and_refresh_cache(struct replay_opts *opts)
{
static struct lock_file index_lock;
int index_fd = hold_locked_index(&index_lock, 0);
if (read_index_preload(&the_index, NULL) < 0)
die(_("git %s: failed to read the index"), action_name(opts));
refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, NULL, NULL, NULL);
if (the_index.cache_changed && index_fd >= 0) {
if (write_locked_index(&the_index, &index_lock, COMMIT_LOCK))
die(_("git %s: failed to refresh the index"), action_name(opts));
}
rollback_lock_file(&index_lock);
}
static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
{
int res;
setenv(GIT_REFLOG_ACTION, action_name(opts), 0);
if (opts->allow_ff)
assert(!(opts->signoff || opts->no_commit ||
opts->record_origin || opts->edit));
if (read_and_refresh_cache(opts))
return -1;
while (todo_list->current < todo_list->nr) {
struct todo_item *item = todo_list->items + todo_list->current;
if (save_todo(todo_list, opts))
return -1;
res = do_pick_commit(item->command, item->commit, opts);
todo_list->current++;
if (res)
return res;
}
/*
* Sequence of picks finished successfully; cleanup by
* removing the .git/sequencer directory
*/
return sequencer_remove_state(opts);
}
const char *pkgXmlNode::SourceArchiveName( unsigned long category )
{
/* Applicable only for XML nodes designated as "release".
*
* Retrieve the source tarball name, if specified, from the
* "tarname" property of the contained "source" element, within
* an XML node designated as a "release" element.
*
* Returns a pointer to the text of the "tarname" property of the
* contained "source" element, or NULL if the containing node does
* not represent a "release", or if it does not have a contained
* "source" element specifying a "tarname" property.
*/
const char *tag = "lic";
if( category != ACTION_LICENCE )
{
/* We may have been asked to explicitly override the "source"
* mapping, returning the "licence" reference instead; where
* this special exception is NOT requested, then we enforce
* the default case.
*/
category = ACTION_SOURCE;
tag = "src";
}
/* In either case, pkgResolvedName() determines the appropriate
* archive name, which it automatically returns on the heap.
*/
return pkgResolvedName( this, action_name( category ), tag );
}
double UCTAgent::MCTS(const State& state, const int depth) //FIXME: no rollout phase!
{
if (state.absorbing() || depth > 1.0 / (1.0 - gamma)) {
#if DEBUG
std::cerr << "[" << state << "]";
#endif
return 0.0;
}
if (state_counts_.count(state)) {
Action action = UCB1(state, 10.0);
std::pair<State, double> sample = TaxiEnv::Sample(state, action);
#if DEBUG
std::cerr << "[" << state << ", " << action_name(action) << "] -> ";
#endif
int n = state_action_counts_[state][action];
double u = qtable_[state][action];
double v = sample.second + gamma * MCTS(sample.first, depth + 1);
double k = 1.0 / (n + 1);
double w = u + k * (v - u);
state_counts_[state] += 1;
state_action_counts_[state][action] += 1;
qtable_[state][action] = w;
return v;
}
else {
state_counts_[state] = 1;
return Rollout(state, depth);
}
}
static int pick_commits(struct commit_list *todo_list, struct replay_opts *opts)
{
struct commit_list *cur;
int res;
setenv(GIT_REFLOG_ACTION, action_name(opts), 0);
if (opts->allow_ff)
assert(!(opts->signoff || opts->no_commit ||
opts->record_origin || opts->edit));
read_and_refresh_cache(opts);
for (cur = todo_list; cur; cur = cur->next) {
save_todo(cur, opts);
res = do_pick_commit(cur->item, opts);
if (res) {
if (!cur->next)
/*
* An error was encountered while
* picking the last commit; the
* sequencer state is useless now --
* the user simply needs to resolve
* the conflict and commit
*/
remove_sequencer_state(0);
return res;
}
}
/*
* Sequence of picks finished successfully; cleanup by
* removing the .git/sequencer directory
*/
remove_sequencer_state(1);
return 0;
}
static int pick_commits(struct commit_list *todo_list, struct replay_opts *opts)
{
struct commit_list *cur;
int res;
setenv(GIT_REFLOG_ACTION, action_name(opts), 0);
if (opts->allow_ff)
assert(!(opts->signoff || opts->no_commit ||
opts->record_origin || opts->edit));
read_and_refresh_cache(opts);
for (cur = todo_list; cur; cur = cur->next) {
save_todo(cur, opts);
res = do_pick_commit(cur->item, opts);
if (res)
return res;
}
/*
* Sequence of picks finished successfully; cleanup by
* removing the .git/sequencer directory
*/
remove_sequencer_state();
return 0;
}
static int fast_forward_to(const unsigned char *to, const unsigned char *from,
int unborn, struct replay_opts *opts)
{
struct ref_transaction *transaction;
struct strbuf sb = STRBUF_INIT;
struct strbuf err = STRBUF_INIT;
read_cache();
if (checkout_fast_forward(from, to, 1))
exit(128); /* the callee should have complained already */
strbuf_addf(&sb, _("%s: fast-forward"), action_name(opts));
transaction = ref_transaction_begin(&err);
if (!transaction ||
ref_transaction_update(transaction, "HEAD",
to, unborn ? null_sha1 : from,
0, sb.buf, &err) ||
ref_transaction_commit(transaction, &err)) {
ref_transaction_free(transaction);
error("%s", err.buf);
strbuf_release(&sb);
strbuf_release(&err);
return -1;
}
strbuf_release(&sb);
strbuf_release(&err);
ref_transaction_free(transaction);
return 0;
}
static int do_recursive_merge(struct commit *base, struct commit *next,
const char *base_label, const char *next_label,
unsigned char *head, struct strbuf *msgbuf,
struct replay_opts *opts)
{
struct merge_options o;
struct tree *result, *next_tree, *base_tree, *head_tree;
int clean, index_fd;
const char **xopt;
static struct lock_file index_lock;
index_fd = hold_locked_index(&index_lock, 1);
read_cache();
init_merge_options(&o);
o.ancestor = base ? base_label : "(empty tree)";
o.branch1 = "HEAD";
o.branch2 = next ? next_label : "(empty tree)";
head_tree = parse_tree_indirect(head);
next_tree = next ? next->tree : empty_tree();
base_tree = base ? base->tree : empty_tree();
for (xopt = opts->xopts; xopt != opts->xopts + opts->xopts_nr; xopt++)
parse_merge_opt(&o, *xopt);
clean = merge_trees(&o,
head_tree,
next_tree, base_tree, &result);
if (active_cache_changed &&
(write_cache(index_fd, active_cache, active_nr) ||
commit_locked_index(&index_lock)))
/* TRANSLATORS: %s will be "revert" or "cherry-pick" */
die(_("%s: Unable to write new index file"), action_name(opts));
rollback_lock_file(&index_lock);
if (opts->signoff)
append_signoff(msgbuf, 0, 0);
if (!clean) {
int i;
strbuf_addstr(msgbuf, "\nConflicts:\n");
for (i = 0; i < active_nr;) {
const struct cache_entry *ce = active_cache[i++];
if (ce_stage(ce)) {
strbuf_addch(msgbuf, '\t');
strbuf_addstr(msgbuf, ce->name);
strbuf_addch(msgbuf, '\n');
while (i < active_nr && !strcmp(ce->name,
active_cache[i]->name))
i++;
}
}
}
return !clean;
}
/* Sets the action in ACTIONS for state STATE and the input symbol
with index INPUT to VALUE. If a conflict occurs, prints an error
message on stderr. */
static void
set_action (unsigned char **actions, int state, int input, int value)
{
assert (actions != NULL);
assert (state >= 0 && state < nC);
assert (input >= 0 && input <= n_symbols);
if (actions[state][input] != 0
&& actions[state][input] != value)
{
char a[16], b[16];
action_name (a, value);
action_name (b, actions[state][input]);
fprintf (stderr, "Conflict for state %d, input %c: %s versus %s\n",
state, input < n_symbols ? symbols[input].sym : '$', a, b);
}
actions[state][input] = value;
}
static int single_pick(struct commit *cmit, struct replay_opts *opts)
{
int ret;
setenv(GIT_REFLOG_ACTION, action_name(opts), 0);
ret = do_pick_commit(cmit, opts);
if (ret)
return ret;
finish(opts);
return 0;
}
static int pick_revisions(struct replay_opts *opts)
{
struct commit_list *todo_list = NULL;
unsigned char sha1[20];
read_and_refresh_cache(opts);
/*
* Decide what to do depending on the arguments; a fresh
* cherry-pick should be handled differently from an existing
* one that is being continued
*/
if (opts->subcommand == REPLAY_RESET) {
remove_sequencer_state(1);
return 0;
} else if (opts->subcommand == REPLAY_CONTINUE) {
if (!file_exists(git_path(SEQ_TODO_FILE)))
goto error;
read_populate_opts(&opts);
read_populate_todo(&todo_list, opts);
/* Verify that the conflict has been resolved */
if (!index_differs_from("HEAD", 0))
todo_list = todo_list->next;
} else {
/*
* Start a new cherry-pick/ revert sequence; but
* first, make sure that an existing one isn't in
* progress
*/
walk_revs_populate_todo(&todo_list, opts);
if (create_seq_dir() < 0) {
error(_("A cherry-pick or revert is in progress."));
advise(_("Use --continue to continue the operation"));
advise(_("or --reset to forget about it"));
return -1;
}
if (get_sha1("HEAD", sha1)) {
if (opts->action == REVERT)
return error(_("Can't revert as initial commit"));
return error(_("Can't cherry-pick into empty head"));
}
save_head(sha1_to_hex(sha1));
save_opts(opts);
}
return pick_commits(todo_list, opts);
error:
return error(_("No %s in progress"), action_name(opts));
}
static int do_recursive_merge(struct commit *base, struct commit *next,
const char *base_label, const char *next_label,
unsigned char *head, struct strbuf *msgbuf,
struct replay_opts *opts)
{
struct merge_options o;
struct tree *result, *next_tree, *base_tree, *head_tree;
int clean;
char **xopt;
static struct lock_file index_lock;
hold_locked_index(&index_lock, LOCK_DIE_ON_ERROR);
read_cache();
init_merge_options(&o);
o.ancestor = base ? base_label : "(empty tree)";
o.branch1 = "HEAD";
o.branch2 = next ? next_label : "(empty tree)";
head_tree = parse_tree_indirect(head);
next_tree = next ? next->tree : empty_tree();
base_tree = base ? base->tree : empty_tree();
for (xopt = opts->xopts; xopt != opts->xopts + opts->xopts_nr; xopt++)
parse_merge_opt(&o, *xopt);
clean = merge_trees(&o,
head_tree,
next_tree, base_tree, &result);
strbuf_release(&o.obuf);
if (clean < 0)
return clean;
if (active_cache_changed &&
write_locked_index(&the_index, &index_lock, COMMIT_LOCK))
/* TRANSLATORS: %s will be "revert" or "cherry-pick" */
return error(_("%s: Unable to write new index file"),
_(action_name(opts)));
rollback_lock_file(&index_lock);
if (opts->signoff)
append_signoff(msgbuf, 0, 0);
if (!clean)
append_conflicts_hint(msgbuf);
return !clean;
}
static int error_dirty_index(struct replay_opts *opts)
{
if (read_cache_unmerged())
return error_resolve_conflict(action_name(opts));
/* Different translation strings for cherry-pick and revert */
if (opts->action == REPLAY_PICK)
error(_("Your local changes would be overwritten by cherry-pick."));
else
error(_("Your local changes would be overwritten by revert."));
if (advice_commit_before_merge)
advise(_("Commit your changes or stash them to proceed."));
return -1;
}
static int fast_forward_to(const unsigned char *to, const unsigned char *from,
int unborn, struct replay_opts *opts)
{
struct ref_lock *ref_lock;
struct strbuf sb = STRBUF_INIT;
int ret;
read_cache();
if (checkout_fast_forward(from, to, 1))
exit(1); /* the callee should have complained already */
ref_lock = lock_any_ref_for_update("HEAD", unborn ? null_sha1 : from, 0);
strbuf_addf(&sb, "%s: fast-forward", action_name(opts));
ret = write_ref_sha1(ref_lock, to, sb.buf);
strbuf_release(&sb);
return ret;
}
static struct commit *parse_insn_line(char *bol, char *eol, struct replay_opts *opts)
{
unsigned char commit_sha1[20];
enum replay_action action;
char *end_of_object_name;
int saved, status, padding;
if (starts_with(bol, "pick")) {
action = REPLAY_PICK;
bol += strlen("pick");
} else if (starts_with(bol, "revert")) {
action = REPLAY_REVERT;
bol += strlen("revert");
} else
return NULL;
/* Eat up extra spaces/ tabs before object name */
padding = strspn(bol, " \t");
if (!padding)
return NULL;
bol += padding;
end_of_object_name = bol + strcspn(bol, " \t\n");
saved = *end_of_object_name;
*end_of_object_name = '\0';
status = get_sha1(bol, commit_sha1);
*end_of_object_name = saved;
/*
* Verify that the action matches up with the one in
* opts; we don't support arbitrary instructions
*/
if (action != opts->action) {
const char *action_str;
action_str = action == REPLAY_REVERT ? "revert" : "cherry-pick";
error(_("Cannot %s during a %s"), action_str, action_name(opts));
return NULL;
}
if (status < 0)
return NULL;
return lookup_commit_reference(commit_sha1);
}
void AddAgentActions(int num_actions, VariablesInfo* admissible_actions) {
Variable* temp;
string action_name("Action_");
temp = new Variable(action_name.append(1,'R'),1.0,GRID_SIZE); // Right ( value = 0)
if (temp == NULL) {
cerr << "main:AddAgentActions (R action) was NULL!" << endl;
exit(NO_MEM_AVAILABLE);
}
temp->SetVarValue(0);
admissible_actions->AddVariable(temp->Clone());
delete temp;
action_name.clear();
action_name = "Action_";
temp = new Variable(action_name.append(1,'L'),1.0,GRID_SIZE); // Left (value = 1)
if (temp == NULL) {
cerr << "main:AddAgentActions (L action) was NULL!" << endl;
exit(NO_MEM_AVAILABLE);
}
temp->SetVarValue(1);
admissible_actions->AddVariable(temp->Clone());
delete temp;
action_name.clear();
action_name = "Action_";
temp = new Variable(action_name.append(1,'U'),1.0,GRID_SIZE); // Up (value = 2)
if (temp == NULL) {
cerr << "main:AddAgentActions (U action) was NULL!" << endl;
exit(NO_MEM_AVAILABLE);
}
temp->SetVarValue(2);
admissible_actions->AddVariable(temp->Clone());
delete temp;
action_name.clear();
action_name = "Action_";
temp = new Variable(action_name.append(1,'D'),1.0,GRID_SIZE); // Down (value = 3)
if (temp == NULL) {
cerr << "main:AddAgentActions (D action) was NULL!" << endl;
exit(NO_MEM_AVAILABLE);
}
temp->SetVarValue(3);
admissible_actions->AddVariable(temp->Clone());
delete temp;
}
static struct commit *parse_insn_line(char *start, struct replay_opts *opts)
{
unsigned char commit_sha1[20];
char sha1_abbrev[40];
enum replay_action action;
int insn_len = 0;
char *p, *q;
if (!prefixcmp(start, "pick ")) {
action = CHERRY_PICK;
insn_len = strlen("pick");
p = start + insn_len + 1;
} else if (!prefixcmp(start, "revert ")) {
action = REVERT;
insn_len = strlen("revert");
p = start + insn_len + 1;
} else
return NULL;
q = strchr(p, ' ');
if (!q)
return NULL;
q++;
strlcpy(sha1_abbrev, p, q - p);
/*
* Verify that the action matches up with the one in
* opts; we don't support arbitrary instructions
*/
if (action != opts->action) {
const char *action_str;
action_str = action == REVERT ? "revert" : "cherry-pick";
error(_("Cannot %s during a %s"), action_str, action_name(opts));
return NULL;
}
if (get_sha1(sha1_abbrev, commit_sha1) < 0)
return NULL;
return lookup_commit_reference(commit_sha1);
}
sequence_t::sequence_t( player_t* p, const std::string& sub_action_str ) :
action_t( ACTION_SEQUENCE, "default", p ),
waiting( false ), sequence_wait_on_ready( -1 ),
current_action( -1 ), restarted( false ), last_restart( timespan_t::min() )
{
trigger_gcd = timespan_t::zero();
std::vector<std::string> splits = util::string_split( sub_action_str, ":" );
if ( ! splits.empty() )
{
option_t options[] =
{
opt_string( "name", name_str ),
opt_null()
};
parse_options( options, splits[ 0 ] );
}
// First token is sequence options, so skip
for ( size_t i = 1; i < splits.size(); ++i )
{
std::string::size_type cut_pt = splits[ i ].find( ',' );
std::string action_name( splits[ i ], 0, cut_pt );
std::string action_options;
if ( cut_pt != std::string::npos )
action_options.assign( splits[ i ], cut_pt + 1, std::string::npos );
action_t* a = p -> create_action( action_name, action_options );
if ( ! a )
{
sim -> errorf( "Player %s has unknown sequence action: %s\n", p -> name(), splits[ i ].c_str() );
sim -> cancel();
continue;
}
a -> sequence = true;
sub_actions.push_back( a );
}
sequence_wait_on_ready = wait_on_ready;
wait_on_ready = -1;
}
/* Builds and outputs to stdout the action table for the parser,
including enumerated types for actions and lexemes. */
static void
build_action_table (void)
{
unsigned char **actions;
int i;
actions = xmalloc (sizeof *actions * nC);
for (i = 0; i < nC; i++)
{
actions[i] = xmalloc (sizeof **actions * (n_symbols + 1));
memset (actions[i], 0, sizeof **actions * (n_symbols + 1));
}
for (i = 0; i < nC; i++)
{
int j;
for (j = 0; j < list_count (&C[i]); j++)
{
const struct item *item = list_item (&C[i], j);
const struct production *prod = &G[item->prod];
const struct symbol *A = find_symbol (prod->left);
if (item_n_after_dot (item) > 0)
{
struct symbol *a;
a = find_symbol (item_symbol_after_dot (item));
if (!a->nonterminal)
{
struct list list;
int k;
calc_goto (&list, &C[i], a->sym);
for (k = 0; k < nC; k++)
if (list_equal (&list, &C[k]))
set_action (actions, i, a - symbols, 2 + k);
list_free (&list);
}
}
else if (A->sym != G[0].left)
{
const struct set *follow_A = &A->follow;
int k;
for (k = 0; k < follow_A->n; k++)
{
int c;
int index;
c = follow_A->which[k];
if (c == '$')
index = n_symbols;
else
index = find_symbol (c) - symbols;
set_action (actions, i, index, 2 + nC + (prod - G));
}
}
if (list_contains (&C[i], 0, 1))
set_action (actions, i, n_symbols, 1);
}
}
fputs ("/* Actions used in action_table[][] entries. */\n"
"enum\n"
" {\n"
" err,\t/* Error. */\n"
" acc,\t/* Accept. */\n"
"\n"
" /* Shift actions. */\n", stdout);
print_enum_list ('s', 0, nC - 1);
fputs ("\n"
" /* Reduce actions. */\n", stdout);
print_enum_list ('r', 1, n_grammar);
printf ("\n"
" n_states = %d,\n"
" n_terminals = %d,\n"
" n_nonterminals = %d,\n"
" n_reductions = %d\n"
" };\n"
"\n"
"/* Symbolic token names used in parse_table[][] second index. */\n"
"enum\n"
" {\n",
nC, n_terminals + 1, n_nonterminals, n_grammar);
for (i = 0; i < n_symbols; i++)
{
struct symbol *sym = &symbols[i];
int j;
if (sym->nonterminal)
continue;
for (j = 0; j < n_tokens; j++)
if (tokens[j].token == sym->sym)
break;
assert (j < n_tokens);
printf (" %s,%*c/* %c */\n",
tokens[j].name, 25 - (int) strlen (tokens[j].name), ' ',
sym->sym);
}
fputs (" lex_stop /* $ */\n"
" };\n"
"\n"
"/* Action table. This is action[][] from Fig. 4.30, \"LR parsing\n"
" program\", in Aho, Sethi, and Ullman. */\n"
"static const unsigned char action_table[n_states][n_terminals] =\n"
" {\n"
" /* ", stdout);
for (i = 0; i < n_symbols; i++)
if (!symbols[i].nonterminal)
printf (" %c ", symbols[i].sym);
fputs (" $ */\n", stdout);
for (i = 0; i < nC; i++)
{
int j;
printf (" /*%3d */ {", i);
for (j = 0; j <= n_symbols; j++)
if (j == n_symbols || !symbols[j].nonterminal)
{
char buf[16];
if (j != 0)
putchar (',');
action_name (buf, actions[i][j]);
printf ("%3s", buf);
}
fputs ("},\n", stdout);
}
fputs (" };\n\n", stdout);
for (i = 0; i < nC; i++)
free (actions[i]);
free (actions);
}
static int single_pick(struct commit *cmit, struct replay_opts *opts)
{
setenv(GIT_REFLOG_ACTION, action_name(opts), 0);
return do_pick_commit(cmit, opts);
}
static void parse_args(int argc, const char **argv, struct replay_opts *opts)
{
const char * const * usage_str = revert_or_cherry_pick_usage(opts);
const char *me = action_name(opts);
int reset = 0;
int contin = 0;
struct option options[] = {
OPT_BOOLEAN(0, "reset", &reset, "forget the current operation"),
OPT_BOOLEAN(0, "continue", &contin, "continue the current operation"),
OPT_BOOLEAN('n', "no-commit", &opts->no_commit, "don't automatically commit"),
OPT_BOOLEAN('e', "edit", &opts->edit, "edit the commit message"),
OPT_NOOP_NOARG('r', NULL),
OPT_BOOLEAN('s', "signoff", &opts->signoff, "add Signed-off-by:"),
OPT_INTEGER('m', "mainline", &opts->mainline, "parent number"),
OPT_RERERE_AUTOUPDATE(&opts->allow_rerere_auto),
OPT_STRING(0, "strategy", &opts->strategy, "strategy", "merge strategy"),
OPT_CALLBACK('X', "strategy-option", &opts, "option",
"option for merge strategy", option_parse_x),
OPT_END(),
OPT_END(),
OPT_END(),
};
if (opts->action == CHERRY_PICK) {
struct option cp_extra[] = {
OPT_BOOLEAN('x', NULL, &opts->record_origin, "append commit name"),
OPT_BOOLEAN(0, "ff", &opts->allow_ff, "allow fast-forward"),
OPT_END(),
};
if (parse_options_concat(options, ARRAY_SIZE(options), cp_extra))
die(_("program error"));
}
opts->commit_argc = parse_options(argc, argv, NULL, options, usage_str,
PARSE_OPT_KEEP_ARGV0 |
PARSE_OPT_KEEP_UNKNOWN);
/* Check for incompatible subcommands */
verify_opt_mutually_compatible(me,
"--reset", reset,
"--continue", contin,
NULL);
/* Set the subcommand */
if (reset)
opts->subcommand = REPLAY_RESET;
else if (contin)
opts->subcommand = REPLAY_CONTINUE;
else
opts->subcommand = REPLAY_NONE;
/* Check for incompatible command line arguments */
if (opts->subcommand != REPLAY_NONE) {
char *this_operation;
if (opts->subcommand == REPLAY_RESET)
this_operation = "--reset";
else
this_operation = "--continue";
verify_opt_compatible(me, this_operation,
"--no-commit", opts->no_commit,
"--signoff", opts->signoff,
"--mainline", opts->mainline,
"--strategy", opts->strategy ? 1 : 0,
"--strategy-option", opts->xopts ? 1 : 0,
"-x", opts->record_origin,
"--ff", opts->allow_ff,
NULL);
}
else if (opts->commit_argc < 2)
usage_with_options(usage_str, options);
if (opts->allow_ff)
verify_opt_compatible(me, "--ff",
"--signoff", opts->signoff,
"--no-commit", opts->no_commit,
"-x", opts->record_origin,
"--edit", opts->edit,
NULL);
opts->commit_argv = argv;
}
static void parse_args(int argc, const char **argv, struct replay_opts *opts)
{
const char * const * usage_str = revert_or_cherry_pick_usage(opts);
const char *me = action_name(opts);
int cmd = 0;
struct option options[] = {
OPT_CMDMODE(0, "quit", &cmd, N_("end revert or cherry-pick sequence"), 'q'),
OPT_CMDMODE(0, "continue", &cmd, N_("resume revert or cherry-pick sequence"), 'c'),
OPT_CMDMODE(0, "abort", &cmd, N_("cancel revert or cherry-pick sequence"), 'a'),
OPT_BOOL('n', "no-commit", &opts->no_commit, N_("don't automatically commit")),
OPT_BOOL('e', "edit", &opts->edit, N_("edit the commit message")),
OPT_NOOP_NOARG('r', NULL),
OPT_BOOL('s', "signoff", &opts->signoff, N_("add Signed-off-by:")),
OPT_INTEGER('m', "mainline", &opts->mainline, N_("parent number")),
OPT_RERERE_AUTOUPDATE(&opts->allow_rerere_auto),
OPT_STRING(0, "strategy", &opts->strategy, N_("strategy"), N_("merge strategy")),
OPT_CALLBACK('X', "strategy-option", &opts, N_("option"),
N_("option for merge strategy"), option_parse_x),
OPT_END(),
OPT_END(),
OPT_END(),
OPT_END(),
OPT_END(),
OPT_END(),
};
if (opts->action == REPLAY_PICK) {
struct option cp_extra[] = {
OPT_BOOL('x', NULL, &opts->record_origin, N_("append commit name")),
OPT_BOOL(0, "ff", &opts->allow_ff, N_("allow fast-forward")),
OPT_BOOL(0, "allow-empty", &opts->allow_empty, N_("preserve initially empty commits")),
OPT_BOOL(0, "allow-empty-message", &opts->allow_empty_message, N_("allow commits with empty messages")),
OPT_BOOL(0, "keep-redundant-commits", &opts->keep_redundant_commits, N_("keep redundant, empty commits")),
OPT_END(),
};
if (parse_options_concat(options, ARRAY_SIZE(options), cp_extra))
die(_("program error"));
}
argc = parse_options(argc, argv, NULL, options, usage_str,
PARSE_OPT_KEEP_ARGV0 |
PARSE_OPT_KEEP_UNKNOWN);
/* implies allow_empty */
if (opts->keep_redundant_commits)
opts->allow_empty = 1;
/* Set the subcommand */
if (cmd == 'q')
opts->subcommand = REPLAY_REMOVE_STATE;
else if (cmd == 'c')
opts->subcommand = REPLAY_CONTINUE;
else if (cmd == 'a')
opts->subcommand = REPLAY_ROLLBACK;
else
opts->subcommand = REPLAY_NONE;
/* Check for incompatible command line arguments */
if (opts->subcommand != REPLAY_NONE) {
char *this_operation;
if (opts->subcommand == REPLAY_REMOVE_STATE)
this_operation = "--quit";
else if (opts->subcommand == REPLAY_CONTINUE)
this_operation = "--continue";
else {
assert(opts->subcommand == REPLAY_ROLLBACK);
this_operation = "--abort";
}
verify_opt_compatible(me, this_operation,
"--no-commit", opts->no_commit,
"--signoff", opts->signoff,
"--mainline", opts->mainline,
"--strategy", opts->strategy ? 1 : 0,
"--strategy-option", opts->xopts ? 1 : 0,
"-x", opts->record_origin,
"--ff", opts->allow_ff,
NULL);
}
if (opts->allow_ff)
verify_opt_compatible(me, "--ff",
"--signoff", opts->signoff,
"--no-commit", opts->no_commit,
"-x", opts->record_origin,
"--edit", opts->edit,
NULL);
if (opts->subcommand != REPLAY_NONE) {
opts->revs = NULL;
} else {
struct setup_revision_opt s_r_opt;
opts->revs = xmalloc(sizeof(*opts->revs));
init_revisions(opts->revs, NULL);
opts->revs->no_walk = REVISION_WALK_NO_WALK_UNSORTED;
if (argc < 2)
usage_with_options(usage_str, options);
if (!strcmp(argv[1], "-"))
argv[1] = "@{-1}";
memset(&s_r_opt, 0, sizeof(s_r_opt));
s_r_opt.assume_dashdash = 1;
argc = setup_revisions(argc, argv, opts->revs, &s_r_opt);
}
if (argc > 1)
usage_with_options(usage_str, options);
}
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 };
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."),
oid_to_hex(&commit->object.oid));
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"),
oid_to_hex(&commit->object.oid), opts->mainline);
parent = p->item;
} else if (0 < opts->mainline)
return error(_("Mainline was specified but commit %s is not a merge."),
oid_to_hex(&commit->object.oid));
else
parent = commit->parents->item;
if (opts->allow_ff &&
((parent && !hashcmp(parent->object.oid.hash, head)) ||
(!parent && unborn)))
return fast_forward_to(commit->object.oid.hash, 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), oid_to_hex(&parent->object.oid));
if (get_message(commit, &msg) != 0)
return error(_("Cannot get commit message for %s"),
oid_to_hex(&commit->object.oid));
/*
* "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.
*/
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, oid_to_hex(&commit->object.oid));
if (commit->parents && commit->parents->next) {
strbuf_addstr(&msgbuf, ", reversing\nchanges made to ");
strbuf_addstr(&msgbuf, oid_to_hex(&parent->object.oid));
}
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)
strbuf_addstr(&msgbuf, skip_blank_lines(p + 2));
if (opts->record_origin) {
if (!has_conforming_footer(&msgbuf, NULL, 0))
strbuf_addch(&msgbuf, '\n');
strbuf_addstr(&msgbuf, cherry_picked_prefix);
strbuf_addstr(&msgbuf, oid_to_hex(&commit->object.oid));
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, git_path_merge_msg());
} else {
struct commit_list *common = NULL;
struct commit_list *remotes = NULL;
write_message(&msgbuf, git_path_merge_msg());
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))
update_ref(NULL, "CHERRY_PICK_HEAD", commit->object.oid.hash, NULL,
REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
if (opts->action == REPLAY_REVERT && ((opts->no_commit && res == 0) || res == 1))
update_ref(NULL, "REVERT_HEAD", commit->object.oid.hash, NULL,
REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
if (res) {
error(opts->action == REPLAY_REVERT
? _("could not revert %s... %s")
: _("could not apply %s... %s"),
find_unique_abbrev(commit->object.oid.hash, DEFAULT_ABBREV),
msg.subject);
print_advice(res == 1, opts);
rerere(opts->allow_rerere_auto);
goto leave;
}
allow = allow_empty(opts, commit);
if (allow < 0) {
res = allow;
goto leave;
}
if (!opts->no_commit)
res = run_git_commit(git_path_merge_msg(), opts, allow);
leave:
free_message(commit, &msg);
return res;
}
static void parse_args(int argc, const char **argv, struct replay_opts *opts)
{
const char * const * usage_str = revert_or_cherry_pick_usage(opts);
const char *me = action_name(opts);
int remove_state = 0;
int contin = 0;
int rollback = 0;
struct option options[] = {
OPT_BOOLEAN(0, "quit", &remove_state, "end revert or cherry-pick sequence"),
OPT_BOOLEAN(0, "continue", &contin, "resume revert or cherry-pick sequence"),
OPT_BOOLEAN(0, "abort", &rollback, "cancel revert or cherry-pick sequence"),
OPT_BOOLEAN('n', "no-commit", &opts->no_commit, "don't automatically commit"),
OPT_BOOLEAN('e', "edit", &opts->edit, "edit the commit message"),
OPT_NOOP_NOARG('r', NULL),
OPT_BOOLEAN('s', "signoff", &opts->signoff, "add Signed-off-by:"),
OPT_INTEGER('m', "mainline", &opts->mainline, "parent number"),
OPT_RERERE_AUTOUPDATE(&opts->allow_rerere_auto),
OPT_STRING(0, "strategy", &opts->strategy, "strategy", "merge strategy"),
OPT_CALLBACK('X', "strategy-option", &opts, "option",
"option for merge strategy", option_parse_x),
OPT_END(),
OPT_END(),
OPT_END(),
};
if (opts->action == CHERRY_PICK) {
struct option cp_extra[] = {
OPT_BOOLEAN('x', NULL, &opts->record_origin, "append commit name"),
OPT_BOOLEAN(0, "ff", &opts->allow_ff, "allow fast-forward"),
OPT_END(),
};
if (parse_options_concat(options, ARRAY_SIZE(options), cp_extra))
die(_("program error"));
}
argc = parse_options(argc, argv, NULL, options, usage_str,
PARSE_OPT_KEEP_ARGV0 |
PARSE_OPT_KEEP_UNKNOWN);
/* Check for incompatible subcommands */
verify_opt_mutually_compatible(me,
"--quit", remove_state,
"--continue", contin,
"--abort", rollback,
NULL);
/* Set the subcommand */
if (remove_state)
opts->subcommand = REPLAY_REMOVE_STATE;
else if (contin)
opts->subcommand = REPLAY_CONTINUE;
else if (rollback)
opts->subcommand = REPLAY_ROLLBACK;
else
opts->subcommand = REPLAY_NONE;
/* Check for incompatible command line arguments */
if (opts->subcommand != REPLAY_NONE) {
char *this_operation;
if (opts->subcommand == REPLAY_REMOVE_STATE)
this_operation = "--quit";
else if (opts->subcommand == REPLAY_CONTINUE)
this_operation = "--continue";
else {
assert(opts->subcommand == REPLAY_ROLLBACK);
this_operation = "--abort";
}
verify_opt_compatible(me, this_operation,
"--no-commit", opts->no_commit,
"--signoff", opts->signoff,
"--mainline", opts->mainline,
"--strategy", opts->strategy ? 1 : 0,
"--strategy-option", opts->xopts ? 1 : 0,
"-x", opts->record_origin,
"--ff", opts->allow_ff,
NULL);
}
if (opts->allow_ff)
verify_opt_compatible(me, "--ff",
"--signoff", opts->signoff,
"--no-commit", opts->no_commit,
"-x", opts->record_origin,
"--edit", opts->edit,
NULL);
if (opts->subcommand != REPLAY_NONE) {
opts->revs = NULL;
} else {
opts->revs = xmalloc(sizeof(*opts->revs));
init_revisions(opts->revs, NULL);
opts->revs->no_walk = 1;
if (argc < 2)
usage_with_options(usage_str, options);
argc = setup_revisions(argc, argv, opts->revs, NULL);
}
if (argc > 1)
usage_with_options(usage_str, options);
}
int sandbox_excute(sandbox_t *psbox)
{
pid_t child;
child = fork();
if(child < 0)
{
psbox->result = INTERNAL_ERROR;
__TRACE_LN(__TRACE_KEY, "Error : fork target process failed");
return -1;
}
else if(child == 0)
{
_exit(_sandbox_excute(&psbox->task));
}
else
{
__TRACE_LN(__TRACE_DBG, "child pid : %d", child);
pid_t wait_result = 0;
int wait_status = 0;
proc_t proc_data = { 0 };
int in_syscall = 1;
event_t e = { 0 };
action_t action = { 0 };
/* Have signals kill the prisoner but not self (if possible). */
/* In fact, I have deleted the '-' before "child" so this may not be necessary */
sig_t terminate_signal;
sig_t interrupt_signal;
sig_t quit_signal;
terminate_signal = signal(SIGTERM, SIG_IGN);
interrupt_signal = signal(SIGINT, SIG_IGN);
quit_signal = signal(SIGQUIT, SIG_IGN);
/* Get wallclock start time */
gettimeofday(&psbox->stat.start_timestamp, NULL);
/* get initial resource usage */
wait_result = wait4(child, &wait_status, 0, &psbox->stat.ru);
memcpy(&psbox->stat.init_ru, &psbox->stat.ru, sizeof(struct rusage));
/* trace loop */
__TRACE_LN(__TRACE_DBG, "Enter trace loop");
bool internal_error = false;
do{
if(!wait_result) /* wait_result == 0 : noting happent */
{
goto cont;
}
memset(&e, 0, sizeof(event_t));
memset(&action, 0, sizeof(action_t));
if(WIFSTOPPED(wait_status))
{
switch(WSTOPSIG(wait_status))
{
case SIGALRM:
POST_EVENT(e, EVENT_QUOTA, QUOTA_WALLCLOCK);
break;
case SIGXCPU:
case SIGPROF:
case SIGVTALRM:
POST_EVENT(e, EVENT_QUOTA, QUOTA_CPUTIME);
break;
case SIGML:
POST_EVENT(e, EVENT_QUOTA, QUOTA_MEMORY);
break;
case SIGXFSZ:
POST_EVENT(e, EVENT_QUOTA, QUOTA_OUTPUT);
break;
case SIGTRAP:
if(!proc_probe(child, &proc_data))
{
/* error */
internal_error = true;
psbox->result = INTERNAL_ERROR;
kill(child, SIGKILL);
__TRACE_LN(__TRACE_KEY, "Internal Error : porc_probe() failed");
break;
}
if(psbox->stat.vsize_peak < proc_data.vsize)
{
psbox->stat.vsize_peak = proc_data.vsize;
if(psbox->stat.vsize_peak > psbox->task.quota[QUOTA_MEMORY])
{
kill(child, SIGML);
}
}
/* system call or system call return */
if(in_syscall)
{
in_syscall = 0;
POST_EVENT(e, EVENT_SYSTEM_CALL_RETURN, SYSCALL_NO(&proc_data), SYSCALL_RETVAL(&proc_data));
}
else
{
in_syscall = 1;
POST_EVENT(e, EVENT_SYSTEM_CALL, SYSCALL_NO(&proc_data),
SYSCALL_ARG1(&proc_data), SYSCALL_ARG2(&proc_data),
SYSCALL_ARG3(&proc_data), SYSCALL_ARG4(&proc_data),
SYSCALL_ARG5(&proc_data));
}
break;
default: POST_EVENT(e, EVENT_SIGNAL, WSTOPSIG(wait_status));
}
}
else if(WIFSIGNALED(wait_status))
{
POST_EVENT(e, EVENT_SIGNAL, WTERMSIG(wait_status));
}
else if(WIFEXITED(wait_status))
{
psbox->stat.data.exitcode = WEXITSTATUS(wait_status);
POST_EVENT(e, EVENT_EXIT, WEXITSTATUS(wait_status));
}
/* sink event */
psbox->policy(&e, &action);
__TRACE(__TRACE_DBG, "Event type : %s", event_name(e.type));
__TRACE_LN(__TRACE_DBG, "\tEvent data : %ld %ld %ld %ld %ld %ld",
e.data._bitmap_.a, e.data._bitmap_.b, e.data._bitmap_.c,
e.data._bitmap_.d, e.data._bitmap_.e, e.data._bitmap_.f);
__TRACE(__TRACE_DBG, "Action type : %s", action_name(action.type));
__TRACE_LN(__TRACE_DBG, "\tAction data : %ld %ld", action.data._bitmap_.a,
action.data._bitmap_.b);
/* action */
switch(action.type)
{
case ACTION_CONTINUE:
if(!trace_next(&proc_data))
{
internal_error = true;
psbox->result = INTERNAL_ERROR;
kill(child, SIGKILL);
__TRACE_LN(__TRACE_KEY, "Internal Error : trace_next() failed");
break;
}
goto cont;
case ACTION_KILL:
trace_kill(&proc_data, 0);
psbox->result = action.data._kill.result;
if(psbox->result == RUNTIME_ERROR)
{
psbox->stat.data.signo = action.data._kill.data;
}
else if(psbox->result == RESTRICTED_FUNCTION)
{
psbox->stat.data.rf = action.data._kill.data;
}
kill(child, SIGKILL);
break;
case ACTION_EXIT:
psbox->stat.data.exitcode = action.data._exit.code;
if(psbox->stat.data.exitcode)
{
__TRACE_LN(__TRACE_DBG, "exit code : %ld", psbox->stat.data.exitcode);
psbox->result = ABNORMAL_TERMINATION;
}
/*
else
{
psbox->result = PENDED;
}
*/
break;
}
break;
cont:
/* trace infomation */
__TRACE_LN(__TRACE_DBG, "----------------------wait4()----------------------");
}while(!internal_error && (wait_result = wait4(child, &wait_status, 0, &psbox->stat.ru)) >= 0);
/* if the sandbox's result is PENDED, the prisoned process is exited nomally */
/* Get wallclock stop time (call a second time to compensate overhead) */
gettimeofday(&psbox->stat.end_timestamp, NULL);
/* Restore signal handlers */
signal(SIGTERM, interrupt_signal);
signal(SIGINT, interrupt_signal);
signal(SIGQUIT, quit_signal);
}
return 0;
}
static int single_pick(struct commit *cmit, struct replay_opts *opts)
{
setenv(GIT_REFLOG_ACTION, action_name(opts), 0);
return do_pick_commit(opts->action == REPLAY_PICK ?
TODO_PICK : TODO_REVERT, cmit, opts);
}
static int run_sequencer(int argc, const char **argv, struct replay_opts *opts)
{
const char * const * usage_str = revert_or_cherry_pick_usage(opts);
const char *me = action_name(opts);
int cmd = 0;
struct option base_options[] = {
OPT_CMDMODE(0, "quit", &cmd, N_("end revert or cherry-pick sequence"), 'q'),
OPT_CMDMODE(0, "continue", &cmd, N_("resume revert or cherry-pick sequence"), 'c'),
OPT_CMDMODE(0, "abort", &cmd, N_("cancel revert or cherry-pick sequence"), 'a'),
OPT_BOOL('n', "no-commit", &opts->no_commit, N_("don't automatically commit")),
OPT_BOOL('e', "edit", &opts->edit, N_("edit the commit message")),
OPT_NOOP_NOARG('r', NULL),
OPT_BOOL('s', "signoff", &opts->signoff, N_("add Signed-off-by:")),
OPT_CALLBACK('m', "mainline", opts, N_("parent-number"),
N_("select mainline parent"), option_parse_m),
OPT_RERERE_AUTOUPDATE(&opts->allow_rerere_auto),
OPT_STRING(0, "strategy", &opts->strategy, N_("strategy"), N_("merge strategy")),
OPT_CALLBACK('X', "strategy-option", &opts, N_("option"),
N_("option for merge strategy"), option_parse_x),
{ OPTION_STRING, 'S', "gpg-sign", &opts->gpg_sign, N_("key-id"),
N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
OPT_END()
};
struct option *options = base_options;
if (opts->action == REPLAY_PICK) {
struct option cp_extra[] = {
OPT_BOOL('x', NULL, &opts->record_origin, N_("append commit name")),
OPT_BOOL(0, "ff", &opts->allow_ff, N_("allow fast-forward")),
OPT_BOOL(0, "allow-empty", &opts->allow_empty, N_("preserve initially empty commits")),
OPT_BOOL(0, "allow-empty-message", &opts->allow_empty_message, N_("allow commits with empty messages")),
OPT_BOOL(0, "keep-redundant-commits", &opts->keep_redundant_commits, N_("keep redundant, empty commits")),
OPT_END(),
};
options = parse_options_concat(options, cp_extra);
}
argc = parse_options(argc, argv, NULL, options, usage_str,
PARSE_OPT_KEEP_ARGV0 |
PARSE_OPT_KEEP_UNKNOWN);
/* implies allow_empty */
if (opts->keep_redundant_commits)
opts->allow_empty = 1;
/* Check for incompatible command line arguments */
if (cmd) {
char *this_operation;
if (cmd == 'q')
this_operation = "--quit";
else if (cmd == 'c')
this_operation = "--continue";
else {
assert(cmd == 'a');
this_operation = "--abort";
}
verify_opt_compatible(me, this_operation,
"--no-commit", opts->no_commit,
"--signoff", opts->signoff,
"--mainline", opts->mainline,
"--strategy", opts->strategy ? 1 : 0,
"--strategy-option", opts->xopts ? 1 : 0,
"-x", opts->record_origin,
"--ff", opts->allow_ff,
"--rerere-autoupdate", opts->allow_rerere_auto == RERERE_AUTOUPDATE,
"--no-rerere-autoupdate", opts->allow_rerere_auto == RERERE_NOAUTOUPDATE,
NULL);
}
if (opts->allow_ff)
verify_opt_compatible(me, "--ff",
"--signoff", opts->signoff,
"--no-commit", opts->no_commit,
"-x", opts->record_origin,
"--edit", opts->edit,
NULL);
if (cmd) {
opts->revs = NULL;
} else {
struct setup_revision_opt s_r_opt;
opts->revs = xmalloc(sizeof(*opts->revs));
init_revisions(opts->revs, NULL);
opts->revs->no_walk = REVISION_WALK_NO_WALK_UNSORTED;
if (argc < 2)
usage_with_options(usage_str, options);
if (!strcmp(argv[1], "-"))
argv[1] = "@{-1}";
memset(&s_r_opt, 0, sizeof(s_r_opt));
s_r_opt.assume_dashdash = 1;
argc = setup_revisions(argc, argv, opts->revs, &s_r_opt);
}
if (argc > 1)
usage_with_options(usage_str, options);
/* These option values will be free()d */
opts->gpg_sign = xstrdup_or_null(opts->gpg_sign);
opts->strategy = xstrdup_or_null(opts->strategy);
if (cmd == 'q') {
int ret = sequencer_remove_state(opts);
if (!ret)
remove_branch_state();
return ret;
}
if (cmd == 'c')
return sequencer_continue(opts);
if (cmd == 'a')
return sequencer_rollback(opts);
return sequencer_pick_revisions(opts);
}
static action_name get_name() {
return action_name(NAME);
}
