/* MI Interpreter Definitions and Commands for GDB, the GNU debugger.
- Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011
- Free Software Foundation, Inc.
+ Copyright (C) 2002-2016 Free Software Foundation, Inc.
This file is part of GDB.
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
-#include "gdb_string.h"
#include "interps.h"
#include "event-top.h"
#include "event-loop.h"
#include "inferior.h"
+#include "infrun.h"
#include "ui-out.h"
#include "top.h"
-#include "exceptions.h"
#include "mi-main.h"
#include "mi-cmds.h"
#include "mi-out.h"
#include "gdbthread.h"
#include "solist.h"
#include "gdb.h"
+#include "objfiles.h"
+#include "tracepoint.h"
+#include "cli-out.h"
+#include "thread-fsm.h"
-/* These are the interpreter setup, etc. functions for the MI interpreter */
-static void mi_execute_command_wrapper (char *cmd);
-static void mi_command_loop (int mi_version);
+/* These are the interpreter setup, etc. functions for the MI
+ interpreter. */
+
+static void mi_execute_command_wrapper (const char *cmd);
+static void mi_execute_command_input_handler (char *cmd);
+static void mi_command_loop (void *data);
/* These are hooks that we put in place while doing interpreter_exec
- so we can report interesting things that happened "behind the mi's
- back" in this command */
-static int mi_interp_query_hook (const char *ctlstr, va_list ap)
- ATTRIBUTE_PRINTF (1, 0);
+ so we can report interesting things that happened "behind the MI's
+ back" in this command. */
-static void mi3_command_loop (void);
-static void mi2_command_loop (void);
-static void mi1_command_loop (void);
+static int mi_interp_query_hook (const char *ctlstr, va_list ap)
+ ATTRIBUTE_PRINTF (1, 0);
static void mi_insert_notify_hooks (void);
static void mi_remove_notify_hooks (void);
+
+static void mi_on_signal_received (enum gdb_signal siggnal);
+static void mi_on_end_stepping_range (void);
+static void mi_on_signal_exited (enum gdb_signal siggnal);
+static void mi_on_exited (int exitstatus);
static void mi_on_normal_stop (struct bpstats *bs, int print_frame);
+static void mi_on_no_history (void);
static void mi_new_thread (struct thread_info *t);
static void mi_thread_exit (struct thread_info *t, int silent);
+static void mi_record_changed (struct inferior*, int, const char *,
+ const char *);
static void mi_inferior_added (struct inferior *inf);
static void mi_inferior_appeared (struct inferior *inf);
static void mi_inferior_exit (struct inferior *inf);
static void mi_solib_loaded (struct so_list *solib);
static void mi_solib_unloaded (struct so_list *solib);
static void mi_about_to_proceed (void);
+static void mi_traceframe_changed (int tfnum, int tpnum);
+static void mi_tsv_created (const struct trace_state_variable *tsv);
+static void mi_tsv_deleted (const struct trace_state_variable *tsv);
+static void mi_tsv_modified (const struct trace_state_variable *tsv);
static void mi_breakpoint_created (struct breakpoint *b);
static void mi_breakpoint_deleted (struct breakpoint *b);
static void mi_breakpoint_modified (struct breakpoint *b);
+static void mi_command_param_changed (const char *param, const char *value);
+static void mi_memory_changed (struct inferior *inf, CORE_ADDR memaddr,
+ ssize_t len, const bfd_byte *myaddr);
+static void mi_on_sync_execution_done (void);
static int report_initial_inferior (struct inferior *inf, void *closure);
static void *
mi_interpreter_init (struct interp *interp, int top_level)
{
- struct mi_interp *mi = XMALLOC (struct mi_interp);
+ struct mi_interp *mi = XNEW (struct mi_interp);
const char *name;
int mi_version;
- /* HACK: We need to force stdout/stderr to point at the console. This avoids
- any potential side effects caused by legacy code that is still
- using the TUI / fputs_unfiltered_hook. So we set up output channels for
- this now, and swap them in when we are run. */
+ /* Assign the output channel created at startup to its own global,
+ so that we can create a console channel that encapsulates and
+ prefixes all gdb_output-type bits coming from the rest of the
+ debugger. */
- raw_stdout = stdio_fileopen (stdout);
+ raw_stdout = gdb_stdout;
- /* Create MI channels */
+ /* Create MI console channels, each with a different prefix so they
+ can be distinguished. */
mi->out = mi_console_file_new (raw_stdout, "~", '"');
mi->err = mi_console_file_new (raw_stdout, "&", '"');
mi->log = mi->err;
else
gdb_assert_not_reached ("unhandled MI version");
- mi->uiout = mi_out_new (mi_version);
+ mi->mi_uiout = mi_out_new (mi_version);
+ mi->cli_uiout = cli_out_new (mi->out);
+
+ /* There are installed even if MI is not the top level interpreter.
+ The callbacks themselves decide whether to be skipped. */
+ observer_attach_signal_received (mi_on_signal_received);
+ observer_attach_end_stepping_range (mi_on_end_stepping_range);
+ observer_attach_signal_exited (mi_on_signal_exited);
+ observer_attach_exited (mi_on_exited);
+ observer_attach_no_history (mi_on_no_history);
if (top_level)
{
observer_attach_inferior_appeared (mi_inferior_appeared);
observer_attach_inferior_exit (mi_inferior_exit);
observer_attach_inferior_removed (mi_inferior_removed);
+ observer_attach_record_changed (mi_record_changed);
observer_attach_normal_stop (mi_on_normal_stop);
observer_attach_target_resumed (mi_on_resume);
observer_attach_solib_loaded (mi_solib_loaded);
observer_attach_solib_unloaded (mi_solib_unloaded);
observer_attach_about_to_proceed (mi_about_to_proceed);
+ observer_attach_traceframe_changed (mi_traceframe_changed);
+ observer_attach_tsv_created (mi_tsv_created);
+ observer_attach_tsv_deleted (mi_tsv_deleted);
+ observer_attach_tsv_modified (mi_tsv_modified);
observer_attach_breakpoint_created (mi_breakpoint_created);
observer_attach_breakpoint_deleted (mi_breakpoint_deleted);
observer_attach_breakpoint_modified (mi_breakpoint_modified);
-
- /* The initial inferior is created before this function is called, so we
- need to report it explicitly. Use iteration in case future version
- of GDB creates more than one inferior up-front. */
+ observer_attach_command_param_changed (mi_command_param_changed);
+ observer_attach_memory_changed (mi_memory_changed);
+ observer_attach_sync_execution_done (mi_on_sync_execution_done);
+
+ /* The initial inferior is created before this function is
+ called, so we need to report it explicitly. Use iteration in
+ case future version of GDB creates more than one inferior
+ up-front. */
iterate_over_inferiors (report_initial_inferior, mi);
}
static int
mi_interpreter_resume (void *data)
{
- struct mi_interp *mi = data;
+ struct mi_interp *mi = (struct mi_interp *) data;
+ struct ui *ui = current_ui;
- /* As per hack note in mi_interpreter_init, swap in the output channels... */
+ /* As per hack note in mi_interpreter_init, swap in the output
+ channels... */
gdb_setup_readline ();
/* These overwrite some of the initialization done in
_intialize_event_loop. */
- call_readline = gdb_readline2;
- input_handler = mi_execute_command_wrapper;
- add_file_handler (input_fd, stdin_event_handler, 0);
+ ui->call_readline = gdb_readline_no_editing_callback;
+ ui->input_handler = mi_execute_command_input_handler;
async_command_editing_p = 0;
/* FIXME: This is a total hack for now. PB's use of the MI
implicitly relies on a bug in the async support which allows
sync_execution = 0;
gdb_stdout = mi->out;
- /* Route error and log output through the MI */
+ /* Route error and log output through the MI. */
gdb_stderr = mi->err;
gdb_stdlog = mi->log;
- /* Route target output through the MI. */
+ /* Route target output through the MI. */
gdb_stdtarg = mi->targ;
- /* Route target error through the MI as well. */
+ /* Route target error through the MI as well. */
gdb_stdtargerr = mi->targ;
/* Replace all the hooks that we know about. There really needs to
deprecated_show_load_progress = mi_load_progress;
- /* If we're _the_ interpreter, take control. */
- if (current_interp_named_p (INTERP_MI1))
- deprecated_command_loop_hook = mi1_command_loop;
- else if (current_interp_named_p (INTERP_MI2))
- deprecated_command_loop_hook = mi2_command_loop;
- else if (current_interp_named_p (INTERP_MI3))
- deprecated_command_loop_hook = mi3_command_loop;
- else
- deprecated_command_loop_hook = mi2_command_loop;
-
return 1;
}
static struct gdb_exception
mi_interpreter_exec (void *data, const char *command)
{
- char *tmp = alloca (strlen (command) + 1);
-
- strcpy (tmp, command);
- mi_execute_command_wrapper (tmp);
+ mi_execute_command_wrapper (command);
return exception_none;
}
-/* Never display the default gdb prompt in mi case. */
-static int
-mi_interpreter_prompt_p (void *data)
-{
- return 0;
-}
-
void
mi_cmd_interpreter_exec (char *command, char **argv, int argc)
{
error (_("-interpreter-exec: "
"Usage: -interpreter-exec interp command"));
- interp_to_use = interp_lookup (argv[0]);
+ interp_to_use = interp_lookup (current_ui, argv[0]);
if (interp_to_use == NULL)
error (_("-interpreter-exec: could not find interpreter \"%s\""),
argv[0]);
- if (!interp_exec_p (interp_to_use))
- error (_("-interpreter-exec: interpreter \"%s\" "
- "does not support command execution"),
- argv[0]);
+ /* Note that unlike the CLI version of this command, we don't
+ actually set INTERP_TO_USE as the current interpreter, as we
+ still want gdb_stdout, etc. to point at MI streams. */
- /* Insert the MI out hooks, making sure to also call the interpreter's hooks
- if it has any. */
- /* KRS: We shouldn't need this... Events should be installed and they should
- just ALWAYS fire something out down the MI channel... */
+ /* Insert the MI out hooks, making sure to also call the
+ interpreter's hooks if it has any. */
+ /* KRS: We shouldn't need this... Events should be installed and
+ they should just ALWAYS fire something out down the MI
+ channel. */
mi_insert_notify_hooks ();
- /* Now run the code... */
+ /* Now run the code. */
old_chain = make_cleanup (null_cleanup, 0);
for (i = 1; i < argc; i++)
do_cleanups (old_chain);
}
-/*
- * mi_insert_notify_hooks - This inserts a number of hooks that are
- * meant to produce async-notify ("=") MI messages while running
- * commands in another interpreter using mi_interpreter_exec. The
- * canonical use for this is to allow access to the gdb CLI
- * interpreter from within the MI, while still producing MI style
- * output when actions in the CLI command change gdb's state.
-*/
+/* This inserts a number of hooks that are meant to produce
+ async-notify ("=") MI messages while running commands in another
+ interpreter using mi_interpreter_exec. The canonical use for this
+ is to allow access to the gdb CLI interpreter from within the MI,
+ while still producing MI style output when actions in the CLI
+ command change GDB's state. */
static void
mi_insert_notify_hooks (void)
}
static void
-mi_execute_command_wrapper (char *cmd)
+mi_execute_command_wrapper (const char *cmd)
{
mi_execute_command (cmd, stdin == instream);
}
-static void
-mi1_command_loop (void)
-{
- mi_command_loop (1);
-}
+/* Observer for the synchronous_command_done notification. */
static void
-mi2_command_loop (void)
+mi_on_sync_execution_done (void)
{
- mi_command_loop (2);
+ /* If MI is sync, then output the MI prompt now, indicating we're
+ ready for further input. */
+ if (!mi_async_p ())
+ {
+ fputs_unfiltered ("(gdb) \n", raw_stdout);
+ gdb_flush (raw_stdout);
+ }
}
+/* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */
+
static void
-mi3_command_loop (void)
+mi_execute_command_input_handler (char *cmd)
{
- mi_command_loop (3);
+ mi_execute_command_wrapper (cmd);
+
+ /* Print a prompt, indicating we're ready for further input, unless
+ we just started a synchronous command. In that case, we're about
+ to go back to the event loop and will output the prompt in the
+ 'synchronous_command_done' observer when the target next
+ stops. */
+ if (!sync_execution)
+ {
+ fputs_unfiltered ("(gdb) \n", raw_stdout);
+ gdb_flush (raw_stdout);
+ }
}
static void
-mi_command_loop (int mi_version)
+mi_command_loop (void *data)
{
/* Turn off 8 bit strings in quoted output. Any character with the
- high bit set is printed using C's octal format. */
+ high bit set is printed using C's octal format. */
sevenbit_strings = 1;
- /* Tell the world that we're alive */
+
+ /* Tell the world that we're alive. */
fputs_unfiltered ("(gdb) \n", raw_stdout);
gdb_flush (raw_stdout);
+
start_event_loop ();
}
static void
mi_new_thread (struct thread_info *t)
{
- struct mi_interp *mi = top_level_interpreter_data ();
- struct inferior *inf = find_inferior_pid (ptid_get_pid (t->ptid));
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct inferior *inf = find_inferior_ptid (t->ptid);
+ struct cleanup *old_chain;
gdb_assert (inf);
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
fprintf_unfiltered (mi->event_channel,
"thread-created,id=\"%d\",group-id=\"i%d\"",
- t->num, inf->num);
+ t->global_num, inf->num);
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
}
static void
{
struct mi_interp *mi;
struct inferior *inf;
+ struct cleanup *old_chain;
if (silent)
return;
- inf = find_inferior_pid (ptid_get_pid (t->ptid));
+ inf = find_inferior_ptid (t->ptid);
+
+ mi = (struct mi_interp *) top_level_interpreter_data ();
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
- mi = top_level_interpreter_data ();
- target_terminal_ours ();
fprintf_unfiltered (mi->event_channel,
"thread-exited,id=\"%d\",group-id=\"i%d\"",
- t->num, inf->num);
+ t->global_num, inf->num);
+ gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
+}
+
+/* Emit notification on changing the state of record. */
+
+static void
+mi_record_changed (struct inferior *inferior, int started, const char *method,
+ const char *format)
+{
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct cleanup *old_chain;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
+ if (started)
+ {
+ if (format != NULL)
+ {
+ fprintf_unfiltered (
+ mi->event_channel,
+ "record-started,thread-group=\"i%d\",method=\"%s\",format=\"%s\"",
+ inferior->num, method, format);
+ }
+ else
+ {
+ fprintf_unfiltered (
+ mi->event_channel,
+ "record-started,thread-group=\"i%d\",method=\"%s\"",
+ inferior->num, method);
+ }
+ }
+ else
+ {
+ fprintf_unfiltered (mi->event_channel,
+ "record-stopped,thread-group=\"i%d\"", inferior->num);
+ }
+
+
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
}
static void
mi_inferior_added (struct inferior *inf)
{
- struct mi_interp *mi = top_level_interpreter_data ();
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct cleanup *old_chain;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
- target_terminal_ours ();
fprintf_unfiltered (mi->event_channel,
"thread-group-added,id=\"i%d\"",
inf->num);
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
}
static void
mi_inferior_appeared (struct inferior *inf)
{
- struct mi_interp *mi = top_level_interpreter_data ();
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct cleanup *old_chain;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
- target_terminal_ours ();
fprintf_unfiltered (mi->event_channel,
"thread-group-started,id=\"i%d\",pid=\"%d\"",
inf->num, inf->pid);
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
}
static void
mi_inferior_exit (struct inferior *inf)
{
- struct mi_interp *mi = top_level_interpreter_data ();
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct cleanup *old_chain;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
- target_terminal_ours ();
if (inf->has_exit_code)
fprintf_unfiltered (mi->event_channel,
"thread-group-exited,id=\"i%d\",exit-code=\"%s\"",
else
fprintf_unfiltered (mi->event_channel,
"thread-group-exited,id=\"i%d\"", inf->num);
+ gdb_flush (mi->event_channel);
- gdb_flush (mi->event_channel);
+ do_cleanups (old_chain);
}
static void
mi_inferior_removed (struct inferior *inf)
{
- struct mi_interp *mi = top_level_interpreter_data ();
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct cleanup *old_chain;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
- target_terminal_ours ();
fprintf_unfiltered (mi->event_channel,
"thread-group-removed,id=\"i%d\"",
inf->num);
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
+}
+
+/* Return the MI interpreter, if it is active -- either because it's
+ the top-level interpreter or the interpreter executing the current
+ command. Returns NULL if the MI interpreter is not being used. */
+
+static struct interp *
+find_mi_interpreter (void)
+{
+ struct interp *interp;
+
+ interp = top_level_interpreter ();
+ if (ui_out_is_mi_like_p (interp_ui_out (interp)))
+ return interp;
+
+ interp = command_interp ();
+ if (ui_out_is_mi_like_p (interp_ui_out (interp)))
+ return interp;
+
+ return NULL;
+}
+
+/* Return the MI_INTERP structure of the active MI interpreter.
+ Returns NULL if MI is not active. */
+
+static struct mi_interp *
+mi_interp_data (void)
+{
+ struct interp *interp = find_mi_interpreter ();
+
+ if (interp != NULL)
+ return (struct mi_interp *) interp_data (interp);
+ return NULL;
+}
+
+/* Observers for several run control events that print why the
+ inferior has stopped to both the the MI event channel and to the MI
+ console. If the MI interpreter is not active, print nothing. */
+
+/* Observer for the signal_received notification. */
+
+static void
+mi_on_signal_received (enum gdb_signal siggnal)
+{
+ struct mi_interp *mi = mi_interp_data ();
+
+ if (mi == NULL)
+ return;
+
+ print_signal_received_reason (mi->mi_uiout, siggnal);
+ print_signal_received_reason (mi->cli_uiout, siggnal);
+}
+
+/* Observer for the end_stepping_range notification. */
+
+static void
+mi_on_end_stepping_range (void)
+{
+ struct mi_interp *mi = mi_interp_data ();
+
+ if (mi == NULL)
+ return;
+
+ print_end_stepping_range_reason (mi->mi_uiout);
+ print_end_stepping_range_reason (mi->cli_uiout);
+}
+
+/* Observer for the signal_exited notification. */
+
+static void
+mi_on_signal_exited (enum gdb_signal siggnal)
+{
+ struct mi_interp *mi = mi_interp_data ();
+
+ if (mi == NULL)
+ return;
+
+ print_signal_exited_reason (mi->mi_uiout, siggnal);
+ print_signal_exited_reason (mi->cli_uiout, siggnal);
+}
+
+/* Observer for the exited notification. */
+
+static void
+mi_on_exited (int exitstatus)
+{
+ struct mi_interp *mi = mi_interp_data ();
+
+ if (mi == NULL)
+ return;
+
+ print_exited_reason (mi->mi_uiout, exitstatus);
+ print_exited_reason (mi->cli_uiout, exitstatus);
+}
+
+/* Observer for the no_history notification. */
+
+static void
+mi_on_no_history (void)
+{
+ struct mi_interp *mi = mi_interp_data ();
+
+ if (mi == NULL)
+ return;
+
+ print_no_history_reason (mi->mi_uiout);
+ print_no_history_reason (mi->cli_uiout);
}
static void
if (print_frame)
{
+ struct thread_info *tp;
int core;
- if (current_uiout != mi_uiout)
+ tp = inferior_thread ();
+
+ if (tp->thread_fsm != NULL
+ && thread_fsm_finished_p (tp->thread_fsm))
{
- /* The normal_stop function has printed frame information into
- CLI uiout, or some other non-MI uiout. There's no way we
- can extract proper fields from random uiout object, so we print
- the frame again. In practice, this can only happen when running
- a CLI command in MI. */
- struct ui_out *saved_uiout = current_uiout;
-
- current_uiout = mi_uiout;
- print_stack_frame (get_selected_frame (NULL), 0, SRC_AND_LOC);
- current_uiout = saved_uiout;
+ enum async_reply_reason reason;
+
+ reason = thread_fsm_async_reply_reason (tp->thread_fsm);
+ ui_out_field_string (mi_uiout, "reason",
+ async_reason_lookup (reason));
}
+ print_stop_event (mi_uiout);
+
+ /* Breakpoint hits should always be mirrored to the console.
+ Deciding what to mirror to the console wrt to breakpoints and
+ random stops gets messy real fast. E.g., say "s" trips on a
+ breakpoint. We'd clearly want to mirror the event to the
+ console in this case. But what about more complicated cases
+ like "s&; thread n; s&", and one of those steps spawning a
+ new thread, and that thread hitting a breakpoint? It's
+ impossible in general to track whether the thread had any
+ relation to the commands that had been executed. So we just
+ simplify and always mirror breakpoints and random events to
+ the console.
+
+ OTOH, we should print the source line to the console when
+ stepping or other similar commands, iff the step was started
+ by a console command, but not if it was started with
+ -exec-step or similar. */
+ if ((bpstat_what (tp->control.stop_bpstat).main_action
+ == BPSTAT_WHAT_STOP_NOISY)
+ || !(tp->thread_fsm != NULL
+ && thread_fsm_finished_p (tp->thread_fsm))
+ || (tp->control.command_interp != NULL
+ && tp->control.command_interp != top_level_interpreter ()))
+ {
+ struct mi_interp *mi
+ = (struct mi_interp *) top_level_interpreter_data ();
- ui_out_field_int (mi_uiout, "thread-id",
- pid_to_thread_id (inferior_ptid));
+ print_stop_event (mi->cli_uiout);
+ }
+
+ tp = inferior_thread ();
+ ui_out_field_int (mi_uiout, "thread-id", tp->global_num);
if (non_stop)
{
struct cleanup *back_to = make_cleanup_ui_out_list_begin_end
(mi_uiout, "stopped-threads");
- ui_out_field_int (mi_uiout, NULL,
- pid_to_thread_id (inferior_ptid));
+ ui_out_field_int (mi_uiout, NULL, tp->global_num);
do_cleanups (back_to);
}
else
mi_proceeded = 1;
}
-/* When non-zero, no MI notifications will be emitted in
- response to breakpoint change observers. */
-int mi_suppress_breakpoint_notifications = 0;
+/* When the element is non-zero, no MI notifications will be emitted in
+ response to the corresponding observers. */
+
+struct mi_suppress_notification mi_suppress_notification =
+ {
+ 0,
+ 0,
+ 0,
+ };
+
+/* Emit notification on changing a traceframe. */
+
+static void
+mi_traceframe_changed (int tfnum, int tpnum)
+{
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct cleanup *old_chain;
+
+ if (mi_suppress_notification.traceframe)
+ return;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
+ if (tfnum >= 0)
+ fprintf_unfiltered (mi->event_channel, "traceframe-changed,"
+ "num=\"%d\",tracepoint=\"%d\"\n",
+ tfnum, tpnum);
+ else
+ fprintf_unfiltered (mi->event_channel, "traceframe-changed,end");
+
+ gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
+}
+
+/* Emit notification on creating a trace state variable. */
+
+static void
+mi_tsv_created (const struct trace_state_variable *tsv)
+{
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct cleanup *old_chain;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
+ fprintf_unfiltered (mi->event_channel, "tsv-created,"
+ "name=\"%s\",initial=\"%s\"\n",
+ tsv->name, plongest (tsv->initial_value));
+
+ gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
+}
+
+/* Emit notification on deleting a trace state variable. */
+
+static void
+mi_tsv_deleted (const struct trace_state_variable *tsv)
+{
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct cleanup *old_chain;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
+ if (tsv != NULL)
+ fprintf_unfiltered (mi->event_channel, "tsv-deleted,"
+ "name=\"%s\"\n", tsv->name);
+ else
+ fprintf_unfiltered (mi->event_channel, "tsv-deleted\n");
+
+ gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
+}
+
+/* Emit notification on modifying a trace state variable. */
+
+static void
+mi_tsv_modified (const struct trace_state_variable *tsv)
+{
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
+ struct cleanup *old_chain;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
+ fprintf_unfiltered (mi->event_channel,
+ "tsv-modified");
+
+ ui_out_redirect (mi_uiout, mi->event_channel);
+
+ ui_out_field_string (mi_uiout, "name", tsv->name);
+ ui_out_field_string (mi_uiout, "initial",
+ plongest (tsv->initial_value));
+ if (tsv->value_known)
+ ui_out_field_string (mi_uiout, "current", plongest (tsv->value));
+
+ ui_out_redirect (mi_uiout, NULL);
+
+ gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
+}
/* Emit notification about a created breakpoint. */
+
static void
mi_breakpoint_created (struct breakpoint *b)
{
- struct mi_interp *mi = top_level_interpreter_data ();
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
- struct gdb_exception e;
+ struct cleanup *old_chain;
- if (mi_suppress_breakpoint_notifications)
+ if (mi_suppress_notification.breakpoint)
return;
if (b->number <= 0)
return;
- target_terminal_ours ();
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
fprintf_unfiltered (mi->event_channel,
"breakpoint-created");
/* We want the output from gdb_breakpoint_query to go to
- mi->event_channel. One approach would be to just
- call gdb_breakpoint_query, and then use mi_out_put to
- send the current content of mi_outout into mi->event_channel.
- However, that will break if anything is output to mi_uiout
- prior the calling the breakpoint_created notifications.
- So, we use ui_out_redirect. */
+ mi->event_channel. One approach would be to just call
+ gdb_breakpoint_query, and then use mi_out_put to send the current
+ content of mi_outout into mi->event_channel. However, that will
+ break if anything is output to mi_uiout prior to calling the
+ breakpoint_created notifications. So, we use
+ ui_out_redirect. */
ui_out_redirect (mi_uiout, mi->event_channel);
- TRY_CATCH (e, RETURN_MASK_ERROR)
- gdb_breakpoint_query (mi_uiout, b->number, NULL);
+ TRY
+ {
+ gdb_breakpoint_query (mi_uiout, b->number, NULL);
+ }
+ CATCH (e, RETURN_MASK_ERROR)
+ {
+ }
+ END_CATCH
+
ui_out_redirect (mi_uiout, NULL);
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
}
/* Emit notification about deleted breakpoint. */
+
static void
mi_breakpoint_deleted (struct breakpoint *b)
{
- struct mi_interp *mi = top_level_interpreter_data ();
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct cleanup *old_chain;
- if (mi_suppress_breakpoint_notifications)
+ if (mi_suppress_notification.breakpoint)
return;
if (b->number <= 0)
return;
- target_terminal_ours ();
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
fprintf_unfiltered (mi->event_channel, "breakpoint-deleted,id=\"%d\"",
b->number);
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
}
/* Emit notification about modified breakpoint. */
+
static void
mi_breakpoint_modified (struct breakpoint *b)
{
- struct mi_interp *mi = top_level_interpreter_data ();
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
- struct gdb_exception e;
+ struct cleanup *old_chain;
- if (mi_suppress_breakpoint_notifications)
+ if (mi_suppress_notification.breakpoint)
return;
if (b->number <= 0)
return;
- target_terminal_ours ();
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
fprintf_unfiltered (mi->event_channel,
"breakpoint-modified");
/* We want the output from gdb_breakpoint_query to go to
- mi->event_channel. One approach would be to just
- call gdb_breakpoint_query, and then use mi_out_put to
- send the current content of mi_outout into mi->event_channel.
- However, that will break if anything is output to mi_uiout
- prior the calling the breakpoint_created notifications.
- So, we use ui_out_redirect. */
+ mi->event_channel. One approach would be to just call
+ gdb_breakpoint_query, and then use mi_out_put to send the current
+ content of mi_outout into mi->event_channel. However, that will
+ break if anything is output to mi_uiout prior to calling the
+ breakpoint_created notifications. So, we use
+ ui_out_redirect. */
ui_out_redirect (mi_uiout, mi->event_channel);
- TRY_CATCH (e, RETURN_MASK_ERROR)
- gdb_breakpoint_query (mi_uiout, b->number, NULL);
+ TRY
+ {
+ gdb_breakpoint_query (mi_uiout, b->number, NULL);
+ }
+ CATCH (e, RETURN_MASK_ERROR)
+ {
+ }
+ END_CATCH
+
ui_out_redirect (mi_uiout, NULL);
gdb_flush (mi->event_channel);
-}
+ do_cleanups (old_chain);
+}
static int
mi_output_running_pid (struct thread_info *info, void *arg)
{
- ptid_t *ptid = arg;
+ ptid_t *ptid = (ptid_t *) arg;
if (ptid_get_pid (*ptid) == ptid_get_pid (info->ptid))
fprintf_unfiltered (raw_stdout,
"*running,thread-id=\"%d\"\n",
- info->num);
+ info->global_num);
return 0;
}
{
if (inf->pid != 0)
{
- int *count_p = arg;
+ int *count_p = (int *) arg;
(*count_p)++;
}
current_token ? current_token : "");
}
- if (PIDGET (ptid) == -1)
+ if (ptid_get_pid (ptid) == -1)
fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n");
else if (ptid_is_pid (ptid))
{
struct thread_info *ti = find_thread_ptid (ptid);
gdb_assert (ti);
- fprintf_unfiltered (raw_stdout, "*running,thread-id=\"%d\"\n", ti->num);
+ fprintf_unfiltered (raw_stdout, "*running,thread-id=\"%d\"\n",
+ ti->global_num);
}
if (!running_result_record_printed && mi_proceeded)
running_result_record_printed = 1;
/* This is what gdb used to do historically -- printing prompt even if
it cannot actually accept any input. This will be surely removed
- for MI3, and may be removed even earler. */
- /* FIXME: review the use of target_is_async_p here -- is that
- what we want? */
- if (!target_is_async_p ())
+ for MI3, and may be removed even earlier. SYNC_EXECUTION is
+ checked here because we only need to emit a prompt if a
+ synchronous command was issued when the target is async. */
+ if (!target_can_async_p () || sync_execution)
fputs_unfiltered ("(gdb) \n", raw_stdout);
}
gdb_flush (raw_stdout);
static void
mi_solib_loaded (struct so_list *solib)
{
- struct mi_interp *mi = top_level_interpreter_data ();
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct ui_out *uiout = interp_ui_out (top_level_interpreter ());
+ struct cleanup *old_chain;
- target_terminal_ours ();
- if (gdbarch_has_global_solist (target_gdbarch))
- fprintf_unfiltered (mi->event_channel,
- "library-loaded,id=\"%s\",target-name=\"%s\","
- "host-name=\"%s\",symbols-loaded=\"%d\"",
- solib->so_original_name, solib->so_original_name,
- solib->so_name, solib->symbols_loaded);
- else
- fprintf_unfiltered (mi->event_channel,
- "library-loaded,id=\"%s\",target-name=\"%s\","
- "host-name=\"%s\",symbols-loaded=\"%d\","
- "thread-group=\"i%d\"",
- solib->so_original_name, solib->so_original_name,
- solib->so_name, solib->symbols_loaded,
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
+ fprintf_unfiltered (mi->event_channel, "library-loaded");
+
+ ui_out_redirect (uiout, mi->event_channel);
+
+ ui_out_field_string (uiout, "id", solib->so_original_name);
+ ui_out_field_string (uiout, "target-name", solib->so_original_name);
+ ui_out_field_string (uiout, "host-name", solib->so_name);
+ ui_out_field_int (uiout, "symbols-loaded", solib->symbols_loaded);
+ if (!gdbarch_has_global_solist (target_gdbarch ()))
+ {
+ ui_out_field_fmt (uiout, "thread-group", "i%d",
current_inferior ()->num);
+ }
+
+ ui_out_redirect (uiout, NULL);
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
}
static void
mi_solib_unloaded (struct so_list *solib)
{
- struct mi_interp *mi = top_level_interpreter_data ();
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct ui_out *uiout = interp_ui_out (top_level_interpreter ());
+ struct cleanup *old_chain;
- target_terminal_ours ();
- if (gdbarch_has_global_solist (target_gdbarch))
- fprintf_unfiltered (mi->event_channel,
- "library-unloaded,id=\"%s\",target-name=\"%s\","
- "host-name=\"%s\"",
- solib->so_original_name, solib->so_original_name,
- solib->so_name);
- else
- fprintf_unfiltered (mi->event_channel,
- "library-unloaded,id=\"%s\",target-name=\"%s\","
- "host-name=\"%s\",thread-group=\"i%d\"",
- solib->so_original_name, solib->so_original_name,
- solib->so_name, current_inferior ()->num);
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
+ fprintf_unfiltered (mi->event_channel, "library-unloaded");
+
+ ui_out_redirect (uiout, mi->event_channel);
+
+ ui_out_field_string (uiout, "id", solib->so_original_name);
+ ui_out_field_string (uiout, "target-name", solib->so_original_name);
+ ui_out_field_string (uiout, "host-name", solib->so_name);
+ if (!gdbarch_has_global_solist (target_gdbarch ()))
+ {
+ ui_out_field_fmt (uiout, "thread-group", "i%d",
+ current_inferior ()->num);
+ }
+
+ ui_out_redirect (uiout, NULL);
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
+}
+
+/* Emit notification about the command parameter change. */
+
+static void
+mi_command_param_changed (const char *param, const char *value)
+{
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
+ struct cleanup *old_chain;
+
+ if (mi_suppress_notification.cmd_param_changed)
+ return;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
+ fprintf_unfiltered (mi->event_channel,
+ "cmd-param-changed");
+
+ ui_out_redirect (mi_uiout, mi->event_channel);
+
+ ui_out_field_string (mi_uiout, "param", param);
+ ui_out_field_string (mi_uiout, "value", value);
+
+ ui_out_redirect (mi_uiout, NULL);
+
+ gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
+}
+
+/* Emit notification about the target memory change. */
+
+static void
+mi_memory_changed (struct inferior *inferior, CORE_ADDR memaddr,
+ ssize_t len, const bfd_byte *myaddr)
+{
+ struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data ();
+ struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
+ struct obj_section *sec;
+ struct cleanup *old_chain;
+
+ if (mi_suppress_notification.memory)
+ return;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
+
+ fprintf_unfiltered (mi->event_channel,
+ "memory-changed");
+
+ ui_out_redirect (mi_uiout, mi->event_channel);
+
+ ui_out_field_fmt (mi_uiout, "thread-group", "i%d", inferior->num);
+ ui_out_field_core_addr (mi_uiout, "addr", target_gdbarch (), memaddr);
+ ui_out_field_fmt (mi_uiout, "len", "%s", hex_string (len));
+
+ /* Append 'type=code' into notification if MEMADDR falls in the range of
+ sections contain code. */
+ sec = find_pc_section (memaddr);
+ if (sec != NULL && sec->objfile != NULL)
+ {
+ flagword flags = bfd_get_section_flags (sec->objfile->obfd,
+ sec->the_bfd_section);
+
+ if (flags & SEC_CODE)
+ ui_out_field_string (mi_uiout, "type", "code");
+ }
+
+ ui_out_redirect (mi_uiout, NULL);
+
+ gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
}
static int
mi_inferior_added assumes that inferior is fully initialized
and top_level_interpreter_data is set, we cannot call
it here. */
- struct mi_interp *mi = closure;
+ struct mi_interp *mi = (struct mi_interp *) closure;
+ struct cleanup *old_chain;
+
+ old_chain = make_cleanup_restore_target_terminal ();
+ target_terminal_ours_for_output ();
- target_terminal_ours ();
fprintf_unfiltered (mi->event_channel,
"thread-group-added,id=\"i%d\"",
inf->num);
gdb_flush (mi->event_channel);
+
+ do_cleanups (old_chain);
return 0;
}
static struct ui_out *
mi_ui_out (struct interp *interp)
{
- struct mi_interp *mi = interp_data (interp);
+ struct mi_interp *mi = (struct mi_interp *) interp_data (interp);
- return mi->uiout;
+ return mi->mi_uiout;
+}
+
+/* Save the original value of raw_stdout here when logging, so we can
+ restore correctly when done. */
+
+static struct ui_file *saved_raw_stdout;
+
+/* Do MI-specific logging actions; save raw_stdout, and change all
+ the consoles to use the supplied ui-file(s). */
+
+static int
+mi_set_logging (struct interp *interp, int start_log,
+ struct ui_file *out, struct ui_file *logfile)
+{
+ struct mi_interp *mi = (struct mi_interp *) interp_data (interp);
+
+ if (!mi)
+ return 0;
+
+ if (start_log)
+ {
+ /* The tee created already is based on gdb_stdout, which for MI
+ is a console and so we end up in an infinite loop of console
+ writing to ui_file writing to console etc. So discard the
+ existing tee (it hasn't been used yet, and MI won't ever use
+ it), and create one based on raw_stdout instead. */
+ if (logfile)
+ {
+ ui_file_delete (out);
+ out = tee_file_new (raw_stdout, 0, logfile, 0);
+ }
+
+ saved_raw_stdout = raw_stdout;
+ raw_stdout = out;
+ }
+ else
+ {
+ raw_stdout = saved_raw_stdout;
+ saved_raw_stdout = NULL;
+ }
+
+ mi_console_set_raw (mi->out, raw_stdout);
+ mi_console_set_raw (mi->err, raw_stdout);
+ mi_console_set_raw (mi->log, raw_stdout);
+ mi_console_set_raw (mi->targ, raw_stdout);
+ mi_console_set_raw (mi->event_channel, raw_stdout);
+
+ return 1;
+}
+
+/* The MI interpreter's vtable. */
+
+static const struct interp_procs mi_interp_procs =
+{
+ mi_interpreter_init, /* init_proc */
+ mi_interpreter_resume, /* resume_proc */
+ mi_interpreter_suspend, /* suspend_proc */
+ mi_interpreter_exec, /* exec_proc */
+ mi_ui_out, /* ui_out_proc */
+ mi_set_logging, /* set_logging_proc */
+ mi_command_loop /* command_loop_proc */
+};
+
+/* Factory for MI interpreters. */
+
+static struct interp *
+mi_interp_factory (const char *name)
+{
+ return interp_new (name, &mi_interp_procs, NULL);
}
extern initialize_file_ftype _initialize_mi_interp; /* -Wmissing-prototypes */
void
_initialize_mi_interp (void)
{
- static const struct interp_procs procs =
- {
- mi_interpreter_init, /* init_proc */
- mi_interpreter_resume, /* resume_proc */
- mi_interpreter_suspend, /* suspend_proc */
- mi_interpreter_exec, /* exec_proc */
- mi_interpreter_prompt_p, /* prompt_proc_p */
- mi_ui_out /* ui_out_proc */
- };
-
/* The various interpreter levels. */
- interp_add (interp_new (INTERP_MI1, &procs));
- interp_add (interp_new (INTERP_MI2, &procs));
- interp_add (interp_new (INTERP_MI3, &procs));
- interp_add (interp_new (INTERP_MI, &procs));
+ interp_factory_register (INTERP_MI1, mi_interp_factory);
+ interp_factory_register (INTERP_MI2, mi_interp_factory);
+ interp_factory_register (INTERP_MI3, mi_interp_factory);
+ interp_factory_register (INTERP_MI, mi_interp_factory);
}