Function cmd_fast_import

builtin/fast-import.c:3934–4063

}

int cmd_fast_import(int argc,
		    const char **argv,
		    const char *prefix,
		    struct repository *repo)
{
	unsigned int i;

	show_usage_if_asked(argc, argv, fast_import_usage);

	reset_pack_idx_option(&pack_idx_opts);
	git_pack_config();

	alloc_objects(object_entry_alloc);
	strbuf_init(&command_buf, 0);
	CALLOC_ARRAY(atom_table, atom_table_sz);
	CALLOC_ARRAY(branch_table, branch_table_sz);
	CALLOC_ARRAY(avail_tree_table, avail_tree_table_sz);
	marks = mem_pool_calloc(&fi_mem_pool, 1, sizeof(struct mark_set));

	hashmap_init(&object_table, object_entry_hashcmp, NULL, 0);

	/*
	 * We don't parse most options until after we've seen the set of
	 * "feature" lines at the start of the stream (which allows the command
	 * line to override stream data). But we must do an early parse of any
	 * command-line options that impact how we interpret the feature lines.
	 */
	for (i = 1; i < argc; i++) {
		const char *arg = argv[i];
		if (*arg != '-' || !strcmp(arg, "--"))
			break;
		if (!strcmp(arg, "--allow-unsafe-features"))
			allow_unsafe_features = 1;
	}

	global_argc = argc;
	global_argv = argv;
	global_prefix = prefix;

	rc_free = mem_pool_alloc(&fi_mem_pool, cmd_save * sizeof(*rc_free));
	for (i = 0; i < (cmd_save - 1); i++)
		rc_free[i].next = &rc_free[i + 1];
	rc_free[cmd_save - 1].next = NULL;

	start_packfile();
	set_die_routine(die_nicely);
	set_checkpoint_signal();
	while (read_next_command() != EOF) {
		const char *v;
		if (!strcmp("blob", command_buf.buf))
			parse_new_blob();
		else if (skip_prefix(command_buf.buf, "commit ", &v))
			parse_new_commit(v);
		else if (skip_prefix(command_buf.buf, "tag ", &v))
			parse_new_tag(v);
		else if (skip_prefix(command_buf.buf, "reset ", &v))
			parse_reset_branch(v);
		else if (skip_prefix(command_buf.buf, "ls ", &v))