#include "jim-eventloop.h"
+/* nice short description of source file */
+#define __THIS__FILE__ "command.c"
+
Jim_Interp *interp = NULL;
static int run_command(struct command_context *context,
return cmd_ctx;
}
-static int script_command(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+static int script_command_run(Jim_Interp *interp,
+ int argc, Jim_Obj *const *argv, struct command *c, bool capture)
{
- /* the private data is stashed in the interp structure */
-
- struct command *c = interp->cmdPrivData;
- assert(c);
-
target_call_timer_callbacks_now();
LOG_USER_N("%s", ""); /* Keep GDB connection alive*/
- script_debug(interp, c->name, argc, argv);
-
unsigned nwords;
const char **words = script_command_args_alloc(argc, argv, &nwords);
if (NULL == words)
return JIM_ERR;
- Jim_Obj *tclOutput = command_log_capture_start(interp);
+ Jim_Obj *tclOutput = NULL;
+ if (capture)
+ tclOutput = command_log_capture_start(interp);
struct command_context *cmd_ctx = current_command_context();
int retval = run_command(cmd_ctx, c, (const char **)words, nwords);
- command_log_capture_finish(interp, tclOutput);
+ if (capture)
+ command_log_capture_finish(interp, tclOutput);
+
script_command_args_free(words, nwords);
return command_retval_set(interp, retval);
}
-/* nice short description of source file */
-#define __THIS__FILE__ "command.c"
+static int script_command(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ /* the private data is stashed in the interp structure */
+
+ struct command *c = interp->cmdPrivData;
+ assert(c);
+ script_debug(interp, c->name, argc, argv);
+ return script_command_run(interp, argc, argv, c, true);
+}
+
+static struct command *command_root(struct command *c)
+{
+ while (NULL != c->parent)
+ c = c->parent;
+ return c;
+}
/**
* Find a command by name from a list of commands.
if (NULL == full_name)
return retval;
- const char *ocd_name = alloc_printf("ocd_%s", full_name);
- if (NULL == full_name)
- goto free_full_name;
+ if (NULL != c->handler)
+ {
+ const char *ocd_name = alloc_printf("ocd_%s", full_name);
+ if (NULL == full_name)
+ goto free_full_name;
- Jim_CreateCommand(interp, ocd_name, script_command, c, NULL);
- free((void *)ocd_name);
+ Jim_CreateCommand(interp, ocd_name, script_command, c, NULL);
+ free((void *)ocd_name);
+ }
/* we now need to add an overrideable proc */
const char *override_name = alloc_printf("proc %s {args} {"
"if {[catch {eval ocd_%s $args}] == 0} "
"{return \"\"} else {return -code error}}",
full_name, full_name);
- if (NULL == full_name)
+ if (NULL == override_name)
goto free_full_name;
Jim_Eval_Named(interp, override_name, __THIS__FILE__, __LINE__);
if (NULL != c->handler)
{
- int retval = register_command_handler(c);
+ int retval = register_command_handler(command_root(c));
if (ERROR_OK != retval)
{
unregister_command(context, parent, name);
if (0 == CMD_ARGC)
return ERROR_INVALID_ARGUMENTS;
*out = command_find(head, CMD_ARGV[0]);
+ if (NULL == *out && strncmp(CMD_ARGV[0], "ocd_", 4) == 0)
+ *out = command_find(head, CMD_ARGV[0] + 4);
if (NULL == *out)
return ERROR_INVALID_ARGUMENTS;
if (--CMD_ARGC == 0)
}
static int command_unknown_find(unsigned argc, Jim_Obj *const *argv,
- struct command *head, struct command **out)
+ struct command *head, struct command **out, bool top_level)
{
if (0 == argc)
return argc;
- struct command *c = command_find(head, Jim_GetString(argv[0], NULL));
+ const char *cmd_name = Jim_GetString(argv[0], NULL);
+ struct command *c = command_find(head, cmd_name);
+ if (NULL == c && top_level && strncmp(cmd_name, "ocd_", 4) == 0)
+ c = command_find(head, cmd_name + 4);
if (NULL == c)
return argc;
*out = c;
- return command_unknown_find(--argc, ++argv, (*out)->children, out);
+ return command_unknown_find(--argc, ++argv, (*out)->children, out, false);
}
static int command_unknown(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
struct command_context *cmd_ctx = current_command_context();
struct command *c = cmd_ctx->commands;
- int remaining = command_unknown_find(argc - 1, argv + 1, c, &c);
+ int remaining = command_unknown_find(argc - 1, argv + 1, c, &c, true);
// if nothing could be consumed, then it's really an unknown command
if (remaining == argc - 1)
{
return (*c->jim_handler)(interp, count, start);
}
- unsigned nwords;
- const char **words = script_command_args_alloc(count, start, &nwords);
- if (NULL == words)
- return JIM_ERR;
-
- Jim_Obj *tclOutput = command_log_capture_start(interp);
+ return script_command_run(interp, count, start, c, found);
+}
- int retval = run_command(cmd_ctx, c, words, nwords);
+static int jim_command_type(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ if (1 == argc)
+ return JIM_ERR;
- command_log_capture_finish(interp, tclOutput);
- script_command_args_free(words, nwords);
+ struct command_context *cmd_ctx = current_command_context();
+ struct command *c = cmd_ctx->commands;
+ int remaining = command_unknown_find(argc - 1, argv + 1, c, &c, true);
+ // if nothing could be consumed, then it's an unknown command
+ if (remaining == argc - 1)
+ {
+ Jim_SetResultString(interp, "unknown", -1);
+ return JIM_OK;
+ }
- if (!found && ERROR_OK == retval)
- retval = ERROR_FAIL;
+ if (c->jim_handler)
+ Jim_SetResultString(interp, "native", -1);
+ else if (c->handler)
+ Jim_SetResultString(interp, "simple", -1);
+ else
+ Jim_SetResultString(interp, "group", -1);
- return command_retval_set(interp, retval);
+ return JIM_OK;
}
int help_add_command(struct command_context *cmd_ctx, struct command *parent,
return ERROR_OK;
}
+static const struct command_registration command_subcommand_handlers[] = {
+ {
+ .name = "type",
+ .mode = COMMAND_ANY,
+ .jim_handler = &jim_command_type,
+ .usage = "<name> ...",
+ .help = "Returns the type of built-in command:"
+ "'native', 'simple', 'group', or 'unknown'",
+ },
+ COMMAND_REGISTRATION_DONE
+};
+
static const struct command_registration command_builtin_handlers[] = {
{
.name = "add_help_text",
.help = "show basic command usage",
.usage = "[<command> ...]",
},
+ {
+ .name = "command",
+ .mode= COMMAND_ANY,
+ .help = "core command group (introspection)",
+ .chain = command_subcommand_handlers,
+ },
COMMAND_REGISTRATION_DONE
};