113 lines
3.2 KiB
C
113 lines
3.2 KiB
C
/***************************************************************************
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* Copyright (C) 2009 Zachary T Welch <zw@superlucidity.net> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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***************************************************************************/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <helper/log.h>
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COMMAND_HANDLER(handle_foo_command)
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{
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if (CMD_ARGC < 1 || CMD_ARGC > 2)
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return ERROR_COMMAND_SYNTAX_ERROR;
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uint32_t address;
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COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], address);
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const char *msg = "<unchanged>";
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if (CMD_ARGC == 2) {
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bool enable;
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COMMAND_PARSE_ENABLE(CMD_ARGV[1], enable);
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msg = enable ? "enable" : "disable";
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}
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LOG_INFO("%s: address=0x%8.8" PRIx32 " enabled=%s", CMD_NAME, address, msg);
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return ERROR_OK;
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}
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static bool foo_flag;
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COMMAND_HANDLER(handle_flag_command)
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{
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return CALL_COMMAND_HANDLER(handle_command_parse_bool,
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&foo_flag, "foo flag");
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}
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static const struct command_registration foo_command_handlers[] = {
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{
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.name = "bar",
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.handler = &handle_foo_command,
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.mode = COMMAND_ANY,
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.usage = "address ['enable'|'disable']",
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.help = "an example command",
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},
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{
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.name = "baz",
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.handler = &handle_foo_command,
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.mode = COMMAND_ANY,
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.usage = "address ['enable'|'disable']",
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.help = "a sample command",
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},
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{
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.name = "flag",
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.handler = &handle_flag_command,
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.mode = COMMAND_ANY,
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.usage = "[on|off]",
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.help = "set a flag",
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},
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COMMAND_REGISTRATION_DONE
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};
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static COMMAND_HELPER(handle_hello_args, const char **sep, const char **name)
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{
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if (CMD_ARGC > 1)
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return ERROR_COMMAND_SYNTAX_ERROR;
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if (1 == CMD_ARGC) {
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*sep = " ";
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*name = CMD_ARGV[0];
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} else
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*sep = *name = "";
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return ERROR_OK;
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}
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COMMAND_HANDLER(handle_hello_command)
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{
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const char *sep, *name;
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int retval = CALL_COMMAND_HANDLER(handle_hello_args, &sep, &name);
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if (ERROR_OK == retval)
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command_print(CMD_CTX, "Greetings%s%s!", sep, name);
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return retval;
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}
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const struct command_registration hello_command_handlers[] = {
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{
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.name = "hello",
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.handler = handle_hello_command,
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.mode = COMMAND_ANY,
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.help = "prints a warm welcome",
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.usage = "[name]",
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},
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{
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.name = "foo",
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.mode = COMMAND_ANY,
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.help = "example command handler skeleton",
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.chain = foo_command_handlers,
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},
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COMMAND_REGISTRATION_DONE
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};
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