1 /***************************************************************************
2 * Copyright (C) 2009 Zachary T Welch <zw@superlucidity.net> *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
18 ***************************************************************************/
25 COMMAND_HANDLER(handle_foo_command
)
27 if (CMD_ARGC
< 1 || CMD_ARGC
> 2)
29 LOG_ERROR("%s: incorrect number of arguments", CMD_NAME
);
30 return ERROR_COMMAND_SYNTAX_ERROR
;
34 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
36 const char *msg
= "<unchanged>";
40 COMMAND_PARSE_ENABLE(CMD_ARGV
[1], enable
);
41 msg
= enable
? "enable" : "disable";
44 LOG_INFO("%s: address=0x%8.8" PRIx32
" enabled=%s", CMD_NAME
, address
, msg
);
50 COMMAND_HANDLER(handle_flag_command
)
52 return CALL_COMMAND_HANDLER(handle_command_parse_bool
,
53 &foo_flag
, "foo flag");
56 static const struct command_registration foo_command_handlers
[] = {
59 .handler
= &handle_foo_command
,
61 .usage
= "<address> [enable|disable]",
62 .help
= "an example command",
66 .handler
= &handle_foo_command
,
68 .usage
= "<address> [enable|disable]",
69 .help
= "a sample command",
73 .handler
= &handle_flag_command
,
78 COMMAND_REGISTRATION_DONE
81 static COMMAND_HELPER(handle_hello_args
, const char **sep
, const char **name
)
85 LOG_ERROR("%s: too many arguments", CMD_NAME
);
86 return ERROR_COMMAND_SYNTAX_ERROR
;
98 COMMAND_HANDLER(handle_hello_command
)
100 const char *sep
, *name
;
101 int retval
= CALL_COMMAND_HANDLER(handle_hello_args
, &sep
, &name
);
102 if (ERROR_OK
== retval
)
103 command_print(CMD_CTX
, "Greetings%s%s!", sep
, name
);
107 const struct command_registration hello_command_handlers
[] = {
110 .handler
= &handle_hello_command
,
112 .help
= "prints a warm welcome",
118 .help
= "example command handler skeleton",
120 .chain
= foo_command_handlers
,
122 COMMAND_REGISTRATION_DONE
125 int hello_register_commands(struct command_context
*cmd_ctx
)
127 return register_commands(cmd_ctx
, NULL
, hello_command_handlers
);