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#include "builtin.h"
#include "cache.h"
#include "config.h"
#include "parse-options.h"
#include "sequencer.h"
#include "rebase-interactive.h"
#include "argv-array.h"
#include "refs.h"
#include "rerere.h"
#include "run-command.h"
static GIT_PATH_FUNC(path_state_dir, "rebase-merge/")
static GIT_PATH_FUNC(path_squash_onto, "rebase-merge/squash-onto")
static GIT_PATH_FUNC(path_interactive, "rebase-merge/interactive")
static int get_revision_ranges(const char *upstream, const char *onto,
const char **head_hash,
char **revisions, char **shortrevisions)
{
const char *base_rev = upstream ? upstream : onto, *shorthead;
struct object_id orig_head;
if (get_oid("HEAD", &orig_head))
return error(_("no HEAD?"));
*head_hash = find_unique_abbrev(&orig_head, GIT_MAX_HEXSZ);
*revisions = xstrfmt("%s...%s", base_rev, *head_hash);
shorthead = find_unique_abbrev(&orig_head, DEFAULT_ABBREV);
if (upstream) {
const char *shortrev;
struct object_id rev_oid;
get_oid(base_rev, &rev_oid);
shortrev = find_unique_abbrev(&rev_oid, DEFAULT_ABBREV);
*shortrevisions = xstrfmt("%s..%s", shortrev, shorthead);
} else
*shortrevisions = xstrdup(shorthead);
return 0;
}
static int init_basic_state(struct replay_opts *opts, const char *head_name,
const char *onto, const char *orig_head)
{
FILE *interactive;
if (!is_directory(path_state_dir()) && mkdir_in_gitdir(path_state_dir()))
return error_errno(_("could not create temporary %s"), path_state_dir());
delete_reflog("REBASE_HEAD");
interactive = fopen(path_interactive(), "w");
if (!interactive)
return error_errno(_("could not mark as interactive"));
fclose(interactive);
return write_basic_state(opts, head_name, onto, orig_head);
}
static int do_interactive_rebase(struct replay_opts *opts, unsigned flags,
const char *switch_to, const char *upstream,
const char *onto, const char *onto_name,
const char *squash_onto, const char *head_name,
const char *restrict_revision, char *raw_strategies,
const char *cmd, unsigned autosquash)
{
int ret;
const char *head_hash = NULL;
char *revisions = NULL, *shortrevisions = NULL;
struct argv_array make_script_args = ARGV_ARRAY_INIT;
FILE *todo_list;
if (prepare_branch_to_be_rebased(opts, switch_to))
return -1;
if (get_revision_ranges(upstream, onto, &head_hash,
&revisions, &shortrevisions))
return -1;
if (raw_strategies)
parse_strategy_opts(opts, raw_strategies);
if (init_basic_state(opts, head_name, onto, head_hash)) {
free(revisions);
free(shortrevisions);
return -1;
}
if (!upstream && squash_onto)
write_file(path_squash_onto(), "%s\n", squash_onto);
todo_list = fopen(rebase_path_todo(), "w");
if (!todo_list) {
free(revisions);
free(shortrevisions);
return error_errno(_("could not open %s"), rebase_path_todo());
}
argv_array_pushl(&make_script_args, "", revisions, NULL);
if (restrict_revision)
argv_array_push(&make_script_args, restrict_revision);
ret = sequencer_make_script(todo_list,
make_script_args.argc, make_script_args.argv,
flags);
fclose(todo_list);
if (ret)
error(_("could not generate todo list"));
else {
discard_cache();
ret = complete_action(opts, flags, shortrevisions, onto_name, onto,
head_hash, cmd, autosquash);
}
free(revisions);
free(shortrevisions);
argv_array_clear(&make_script_args);
return ret;
}
static const char * const builtin_rebase_interactive_usage[] = {
N_("git rebase--interactive [<options>]"),
NULL
};
int cmd_rebase__interactive(int argc, const char **argv, const char *prefix)
{
struct replay_opts opts = REPLAY_OPTS_INIT;
unsigned flags = 0, keep_empty = 0, rebase_merges = 0, autosquash = 0;
int abbreviate_commands = 0, rebase_cousins = -1;
const char *onto = NULL, *onto_name = NULL, *restrict_revision = NULL,
*squash_onto = NULL, *upstream = NULL, *head_name = NULL,
*switch_to = NULL, *cmd = NULL;
char *raw_strategies = NULL;
struct option options[] = {
OPT_BOOL(0, "ff", &opts.allow_ff, N_("allow fast-forward")),
OPT_BOOL(0, "keep-empty", &keep_empty, N_("keep empty commits")),
OPT_BOOL(0, "allow-empty-message", &opts.allow_empty_message,
N_("allow commits with empty messages")),
OPT_BOOL(0, "rebase-merges", &rebase_merges, N_("rebase merge commits")),
OPT_BOOL(0, "rebase-cousins", &rebase_cousins,
N_("keep original branch points of cousins")),
OPT_BOOL(0, "autosquash", &autosquash,
N_("move commits that begin with squash!/fixup!")),
OPT_BOOL(0, "signoff", &opts.signoff, N_("sign commits")),
OPT__VERBOSE(&opts.verbose, N_("be verbose")),
OPT_STRING(0, "onto", &onto, N_("onto"), N_("onto")),
OPT_STRING(0, "restrict-revision", &restrict_revision,
N_("restrict-revision"), N_("restrict revision")),
OPT_STRING(0, "squash-onto", &squash_onto, N_("squash-onto"),
N_("squash onto")),
OPT_STRING(0, "upstream", &upstream, N_("upstream"),
N_("the upstream commit")),
OPT_STRING(0, "head-name", &head_name, N_("head-name"), N_("head name")),
{ OPTION_STRING, 'S', "gpg-sign", &opts.gpg_sign, N_("key-id"),
N_("GPG-sign commits"),
PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
OPT_STRING(0, "strategy", &opts.strategy, N_("strategy"),
N_("rebase strategy")),
OPT_STRING(0, "strategy-opts", &raw_strategies, N_("strategy-opts"),
N_("strategy options")),
OPT_STRING(0, "switch-to", &switch_to, N_("switch-to"),
N_("the branch or commit to checkout")),
OPT_STRING(0, "onto-name", &onto_name, N_("onto-name"), N_("onto name")),
OPT_STRING(0, "cmd", &cmd, N_("cmd"), N_("the command to run")),
OPT_RERERE_AUTOUPDATE(&opts.allow_rerere_auto),
OPT_END()
};
sequencer_init_config(&opts);
git_config_get_bool("rebase.abbreviatecommands", &abbreviate_commands);
opts.action = REPLAY_INTERACTIVE_REBASE;
opts.allow_ff = 1;
opts.allow_empty = 1;
if (argc == 1)
usage_with_options(builtin_rebase_interactive_usage, options);
argc = parse_options(argc, argv, NULL, options,
builtin_rebase_interactive_usage, PARSE_OPT_KEEP_ARGV0);
opts.gpg_sign = xstrdup_or_null(opts.gpg_sign);
flags |= keep_empty ? TODO_LIST_KEEP_EMPTY : 0;
flags |= abbreviate_commands ? TODO_LIST_ABBREVIATE_CMDS : 0;
flags |= rebase_merges ? TODO_LIST_REBASE_MERGES : 0;
flags |= rebase_cousins > 0 ? TODO_LIST_REBASE_COUSINS : 0;
if (rebase_cousins >= 0 && !rebase_merges)
warning(_("--[no-]rebase-cousins has no effect without "
"--rebase-merges"));
if (!onto && !upstream)
die(_("a base commit must be provided with --upstream or --onto"));
return !!do_interactive_rebase(&opts, flags, switch_to, upstream, onto,
onto_name, squash_onto, head_name, restrict_revision,
raw_strategies, cmd, autosquash);
}
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