void
mi_execute_command (char *cmd, int from_tty)
{
struct mi_parse *command;
struct captured_mi_execute_command_args args;
struct ui_out *saved_uiout = uiout;
/* This is to handle EOF (^D). We just quit gdb. */
/* FIXME: we should call some API function here. */
if (cmd == 0)
quit_force (NULL, from_tty);
command = mi_parse (cmd);
if (command != NULL)
{
struct gdb_exception result;
if (do_timings)
{
command->cmd_start = (struct mi_timestamp *)
xmalloc (sizeof (struct mi_timestamp));
timestamp (command->cmd_start);
}
/* FIXME: cagney/1999-11-04: Can this use of catch_exceptions either
be pushed even further down or even eliminated? */
args.command = command;
result = catch_exception (uiout, captured_mi_execute_command, &args,
RETURN_MASK_ALL);
exception_print (gdb_stderr, result);
if (args.action == EXECUTE_COMMAND_SUPRESS_PROMPT)
{
/* The command is executing synchronously. Bail out early
suppressing the finished prompt. */
mi_parse_free (command);
return;
}
if (result.reason < 0)
{
/* The command execution failed and error() was called
somewhere. */
fputs_unfiltered (command->token, raw_stdout);
fputs_unfiltered ("^error,msg=\"", raw_stdout);
if (result.message == NULL)
fputs_unfiltered ("unknown error", raw_stdout);
else
fputstr_unfiltered (result.message, '"', raw_stdout);
fputs_unfiltered ("\"\n", raw_stdout);
mi_out_rewind (uiout);
}
mi_parse_free (command);
}
fputs_unfiltered ("(gdb) \n", raw_stdout);
gdb_flush (raw_stdout);
/* Print any buffered hook code. */
/* ..... */
}
void
mi_ui_out::do_field_string (int fldno, int width, ui_align align,
const char *fldname, const char *string)
{
ui_file *stream = m_streams.back ();
field_separator ();
if (fldname)
fprintf_unfiltered (stream, "%s=", fldname);
fprintf_unfiltered (stream, "\"");
if (string)
fputstr_unfiltered (string, '"', stream);
fprintf_unfiltered (stream, "\"");
}
void
mi_execute_command (char *cmd, int from_tty)
{
struct mi_parse *command;
struct captured_mi_execute_command_args args;
struct ui_out *saved_uiout = uiout;
int result;
/* This is to handle EOF (^D). We just quit gdb. */
/* FIXME: we should call some API function here. */
if (cmd == 0)
quit_force (NULL, from_tty);
command = mi_parse (cmd);
if (command != NULL)
{
/* FIXME: cagney/1999-11-04: Can this use of catch_exceptions either
be pushed even further down or even eliminated? */
args.command = command;
result = catch_exceptions (uiout, captured_mi_execute_command, &args, "",
RETURN_MASK_ALL);
if (args.action == EXECUTE_COMMAND_SUPRESS_PROMPT)
{
/* The command is executing synchronously. Bail out early
suppressing the finished prompt. */
mi_parse_free (command);
return;
}
if (args.action == EXECUTE_COMMAND_DISPLAY_ERROR || result < 0)
{
char *msg = error_last_message ();
struct cleanup *cleanup = make_cleanup (xfree, msg);
/* The command execution failed and error() was called
somewhere */
fputs_unfiltered (command->token, raw_stdout);
fputs_unfiltered ("^error,msg=\"", raw_stdout);
fputstr_unfiltered (msg, '"', raw_stdout);
fputs_unfiltered ("\"\n", raw_stdout);
}
mi_parse_free (command);
}
fputs_unfiltered ("(gdb) \n", raw_stdout);
gdb_flush (raw_stdout);
/* print any buffered hook code */
/* ..... */
}
void
mi_field_string (struct ui_out *uiout,
int fldno,
int width,
enum ui_align align,
const char *fldname,
const char *string)
{
struct ui_out_data *data = ui_out_data (uiout);
if (data->suppress_output)
return;
field_separator (uiout);
if (fldname)
fprintf_unfiltered (data->buffer, "%s=", fldname);
fprintf_unfiltered (data->buffer, "\"");
if (string)
fputstr_unfiltered (string, '"', data->buffer);
fprintf_unfiltered (data->buffer, "\"");
}
static enum mi_cmd_result
mi_cmd_execute (struct mi_parse *parse)
{
if (parse->cmd->argv_func != NULL
|| parse->cmd->args_func != NULL)
{
/* FIXME: We need to save the token because the command executed
may be asynchronous and need to print the token again.
In the future we can pass the token down to the func
and get rid of the last_async_command */
/* The problem here is to keep the token around when we launch
the target, and we want to interrupt it later on. The
interrupt command will have its own token, but when the
target stops, we must display the token corresponding to the
last execution command given. So we have another string where
we copy the token (previous_async_command), if this was
indeed the token of an execution command, and when we stop we
print that one. This is possible because the interrupt
command, when over, will copy that token back into the
default token string (last_async_command). */
if (target_executing)
{
if (!previous_async_command)
previous_async_command = xstrdup (last_async_command);
if (strcmp (parse->command, "exec-interrupt"))
{
fputs_unfiltered (parse->token, raw_stdout);
fputs_unfiltered ("^error,msg=\"", raw_stdout);
fputs_unfiltered ("Cannot execute command ", raw_stdout);
fputstr_unfiltered (parse->command, '"', raw_stdout);
fputs_unfiltered (" while target running", raw_stdout);
fputs_unfiltered ("\"\n", raw_stdout);
return MI_CMD_ERROR;
}
}
last_async_command = xstrdup (parse->token);
make_exec_cleanup (free_current_contents, &last_async_command);
/* FIXME: DELETE THIS! */
if (parse->cmd->args_func != NULL)
return parse->cmd->args_func (parse->args, 0 /*from_tty */ );
return parse->cmd->argv_func (parse->command, parse->argv, parse->argc);
}
else if (parse->cmd->cli.cmd != 0)
{
/* FIXME: DELETE THIS. */
/* The operation is still implemented by a cli command */
/* Must be a synchronous one */
mi_execute_cli_command (parse->cmd->cli.cmd, parse->cmd->cli.args_p,
parse->args);
return MI_CMD_DONE;
}
else
{
/* FIXME: DELETE THIS. */
fputs_unfiltered (parse->token, raw_stdout);
fputs_unfiltered ("^error,msg=\"", raw_stdout);
fputs_unfiltered ("Undefined mi command: ", raw_stdout);
fputstr_unfiltered (parse->command, '"', raw_stdout);
fputs_unfiltered (" (missing implementation)", raw_stdout);
fputs_unfiltered ("\"\n", raw_stdout);
return MI_CMD_ERROR;
}
}
static void
captured_mi_execute_command (struct ui_out *uiout, void *data)
{
struct captured_mi_execute_command_args *args =
(struct captured_mi_execute_command_args *) data;
struct mi_parse *context = args->command;
switch (context->op)
{
case MI_COMMAND:
/* A MI command was read from the input stream */
if (mi_debug_p)
/* FIXME: gdb_???? */
fprintf_unfiltered (raw_stdout, " token=`%s' command=`%s' args=`%s'\n",
context->token, context->command, context->args);
/* FIXME: cagney/1999-09-25: Rather than this convoluted
condition expression, each function should return an
indication of what action is required and then switch on
that. */
args->action = EXECUTE_COMMAND_DISPLAY_PROMPT;
args->rc = mi_cmd_execute (context);
if (!target_can_async_p () || !target_executing)
{
/* print the result if there were no errors
Remember that on the way out of executing a command, you have
to directly use the mi_interp's uiout, since the command could
have reset the interpreter, in which case the current uiout
will most likely crash in the mi_out_* routines. */
if (args->rc == MI_CMD_DONE)
{
fputs_unfiltered (context->token, raw_stdout);
fputs_unfiltered ("^done", raw_stdout);
mi_out_put (uiout, raw_stdout);
mi_out_rewind (uiout);
fputs_unfiltered ("\n", raw_stdout);
}
else if (args->rc == MI_CMD_ERROR)
{
if (mi_error_message)
{
fputs_unfiltered (context->token, raw_stdout);
fputs_unfiltered ("^error,msg=\"", raw_stdout);
fputstr_unfiltered (mi_error_message, '"', raw_stdout);
xfree (mi_error_message);
fputs_unfiltered ("\"\n", raw_stdout);
}
mi_out_rewind (uiout);
}
else
mi_out_rewind (uiout);
}
else if (sync_execution)
{
/* Don't print the prompt. We are executing the target in
synchronous mode. */
args->action = EXECUTE_COMMAND_SUPRESS_PROMPT;
return;
}
break;
case CLI_COMMAND:
{
char *argv[2];
/* A CLI command was read from the input stream. */
/* This "feature" will be removed as soon as we have a
complete set of mi commands. */
/* Echo the command on the console. */
fprintf_unfiltered (gdb_stdlog, "%s\n", context->command);
/* Call the "console" interpreter. */
argv[0] = "console";
argv[1] = context->command;
args->rc = mi_cmd_interpreter_exec ("-interpreter-exec", argv, 2);
/* If we changed interpreters, DON'T print out anything. */
if (current_interp_named_p (INTERP_MI)
|| current_interp_named_p (INTERP_MI1)
|| current_interp_named_p (INTERP_MI2)
|| current_interp_named_p (INTERP_MI3))
{
if (args->rc == MI_CMD_DONE)
{
fputs_unfiltered (context->token, raw_stdout);
fputs_unfiltered ("^done", raw_stdout);
mi_out_put (uiout, raw_stdout);
mi_out_rewind (uiout);
fputs_unfiltered ("\n", raw_stdout);
args->action = EXECUTE_COMMAND_DISPLAY_PROMPT;
}
else if (args->rc == MI_CMD_ERROR)
{
if (mi_error_message)
{
fputs_unfiltered (context->token, raw_stdout);
fputs_unfiltered ("^error,msg=\"", raw_stdout);
fputstr_unfiltered (mi_error_message, '"', raw_stdout);
xfree (mi_error_message);
fputs_unfiltered ("\"\n", raw_stdout);
}
mi_out_rewind (uiout);
}
else
mi_out_rewind (uiout);
}
break;
}
}
return;
}
