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shell: support standalone commands

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This will allow us to register commands directly without a need for a
module.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
This commit is contained in:
Anas Nashif 2018-01-15 11:15:47 -05:00 • committed by Anas Nashif
commit d7777d3bd5
3 changed files with 85 additions and 14 deletions
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25
include/shell/shell.h
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@ -79,6 +79,21 @@ struct shell_module {
* Shell array entries must be packed to calculate array size correctly.
* @param _prompt Optional prompt handler to be set when module is selected.
*/
/**
* @def SHELL_REGISTER_COMMAND
*
* @brief Create a standalone command and set it up for boot time
* initialization.
*
* @details This macro define a shell_cmd object hat is automatically
* configured by the kernel during system initialization.
*
* The command will be available in he default module, so it will be available
* immediatly when.
*
*/
#ifdef CONFIG_CONSOLE_SHELL
#define SHELL_REGISTER(_name, _commands) \
SHELL_REGISTER_WITH_PROMPT(_name, _commands, NULL)
@ -91,9 +106,19 @@ struct shell_module {
.commands = _commands, \
.prompt = _prompt \
}
#define SHELL_REGISTER_COMMAND(name, callback, _help) \
\
const struct shell_cmd (__shell__##name) __used \
__attribute__((__section__(".shell_cmd_"))) = { \
.cmd_name = name, \
.cb = callback, \
.help = _help \
}
#else
#define SHELL_REGISTER(_name, _commands)
#define SHELL_REGISTER_WITH_PROMPT(_name, _commands, _prompt)
#define SHELL_REGISTER_COMMAND(_name, _callback, _help)
#endif
/** @brief Initialize shell with optional prompt, NULL in case no prompt is