diff options
Diffstat (limited to 'commands/state.c')
-rw-r--r-- | commands/state.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/commands/state.c b/commands/state.c new file mode 100644 index 0000000000..82c29d00c8 --- /dev/null +++ b/commands/state.c @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2012 Jan Luebbe <j.luebbe@pengutronix.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <common.h> +#include <getopt.h> +#include <command.h> +#include <state.h> + +static int do_state(int argc, char *argv[]) +{ + int opt, ret = 0; + struct state *state = NULL; + int do_save = 0, do_load = 0; + const char *statename = "state"; + + while ((opt = getopt(argc, argv, "sl")) > 0) { + switch (opt) { + case 's': + do_save = 1; + break; + case 'l': + do_load = 1; + break; + default: + return COMMAND_ERROR_USAGE; + } + } + + if (do_save && do_load) + return COMMAND_ERROR_USAGE; + + if (!do_save && !do_load) { + state_info(); + return 0; + } + + if (optind < argc) + statename = argv[optind]; + + state = state_by_name(statename); + if (!state) { + printf("cannot find state %s\n", statename); + return -ENOENT; + } + + if (do_save) + ret = state_save(state); + else if (do_load) + ret = state_load(state); + + return ret; +} + +static const __maybe_unused char cmd_state_help[] = +"Usage: state [OPTIONS] [STATENAME]\n" +"\n" +"options:\n" +"-s save state\n" +"-l load state\n"; + +BAREBOX_CMD_START(state) + .cmd = do_state, + BAREBOX_CMD_DESC("handle state information") + BAREBOX_CMD_GROUP(CMD_GRP_MISC) + BAREBOX_CMD_HELP(cmd_state_help) +BAREBOX_CMD_END |