/* MI Interpreter Definitions and Commands for GDB, the GNU debugger.
- Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008, 2009
- Free Software Foundation, Inc.
+ Copyright (C) 2002-2005, 2007-2012 Free Software Foundation, Inc.
This file is part of GDB.
#include "observer.h"
#include "gdbthread.h"
#include "solist.h"
+#include "gdb.h"
+
+/* These are the interpreter setup, etc. functions for the MI
+ interpreter. */
-/* These are the interpreter setup, etc. functions for the MI interpreter */
static void mi_execute_command_wrapper (char *cmd);
+static void mi_execute_command_input_handler (char *cmd);
static void mi_command_loop (int mi_version);
/* 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 */
+ 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)
- ATTR_FORMAT (printf, 1, 0);
+ ATTRIBUTE_PRINTF (1, 0);
static void mi3_command_loop (void);
static void mi2_command_loop (void);
static void mi_new_thread (struct thread_info *t);
static void mi_thread_exit (struct thread_info *t, int silent);
-static void mi_inferior_appeared (int pid);
-static void mi_inferior_exit (int pid);
+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_inferior_removed (struct inferior *inf);
static void mi_on_resume (ptid_t ptid);
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 char *name, LONGEST value);
+static void mi_tsv_deleted (const char *name);
+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 int report_initial_inferior (struct inferior *inf, void *closure);
static void *
-mi_interpreter_init (int top_level)
+mi_interpreter_init (struct interp *interp, int top_level)
{
struct mi_interp *mi = XMALLOC (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;
mi->targ = mi_console_file_new (raw_stdout, "@", '"');
mi->event_channel = mi_console_file_new (raw_stdout, "=", 0);
+ name = interp_name (interp);
+ /* INTERP_MI selects the most recent released version. "mi2" was
+ released as part of GDB 6.0. */
+ if (strcmp (name, INTERP_MI) == 0)
+ mi_version = 2;
+ else if (strcmp (name, INTERP_MI1) == 0)
+ mi_version = 1;
+ else if (strcmp (name, INTERP_MI2) == 0)
+ mi_version = 2;
+ else if (strcmp (name, INTERP_MI3) == 0)
+ mi_version = 3;
+ else
+ gdb_assert_not_reached ("unhandled MI version");
+
+ mi->uiout = mi_out_new (mi_version);
+
if (top_level)
{
observer_attach_new_thread (mi_new_thread);
observer_attach_thread_exit (mi_thread_exit);
+ observer_attach_inferior_added (mi_inferior_added);
observer_attach_inferior_appeared (mi_inferior_appeared);
observer_attach_inferior_exit (mi_inferior_exit);
+ observer_attach_inferior_removed (mi_inferior_removed);
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_breakpoint_created (mi_breakpoint_created);
+ observer_attach_breakpoint_deleted (mi_breakpoint_deleted);
+ observer_attach_breakpoint_modified (mi_breakpoint_modified);
+ observer_attach_command_param_changed (mi_command_param_changed);
+
+ /* 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);
}
return mi;
mi_interpreter_resume (void *data)
{
struct mi_interp *mi = data;
- /* 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;
+ input_handler = mi_execute_command_input_handler;
add_file_handler (input_fd, stdin_event_handler, 0);
async_command_editing_p = 0;
/* FIXME: This is a total hack for now. PB's use of the MI
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 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))
static struct gdb_exception
mi_interpreter_exec (void *data, const char *command)
{
- static struct gdb_exception ok;
char *tmp = alloca (strlen (command) + 1);
+
strcpy (tmp, command);
mi_execute_command_wrapper (tmp);
return exception_none;
}
-/* Never display the default gdb prompt in mi case. */
+/* Never display the default GDB prompt in MI case. */
+
static int
mi_interpreter_prompt_p (void *data)
{
{
struct interp *interp_to_use;
int i;
- struct interp_procs *procs;
char *mi_error_message = NULL;
struct cleanup *old_chain;
if (argc < 2)
- error ("mi_cmd_interpreter_exec: Usage: -interpreter-exec interp command");
+ error (_("-interpreter-exec: "
+ "Usage: -interpreter-exec interp command"));
interp_to_use = interp_lookup (argv[0]);
if (interp_to_use == NULL)
- error ("mi_cmd_interpreter_exec: could not find interpreter \"%s\"", argv[0]);
+ error (_("-interpreter-exec: could not find interpreter \"%s\""),
+ argv[0]);
if (!interp_exec_p (interp_to_use))
- error ("mi_cmd_interpreter_exec: interpreter \"%s\" does not support command execution",
+ error (_("-interpreter-exec: interpreter \"%s\" "
+ "does not support command execution"),
argv[0]);
- /* 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++)
{
struct gdb_exception e = interp_exec (interp_to_use, argv[i]);
+
if (e.reason < 0)
{
mi_error_message = xstrdup (e.message);
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)
mi_execute_command (cmd, stdin == instream);
}
+/* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */
+
+static void
+mi_execute_command_input_handler (char *cmd)
+{
+ mi_execute_command_wrapper (cmd);
+
+ fputs_unfiltered ("(gdb) \n", raw_stdout);
+ gdb_flush (raw_stdout);
+}
+
static void
mi1_command_loop (void)
{
mi_command_loop (int mi_version)
{
/* 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 ();
}
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));
+
+ gdb_assert (inf);
fprintf_unfiltered (mi->event_channel,
- "thread-created,id=\"%d\",group-id=\"%d\"",
- t->num, t->ptid.pid);
+ "thread-created,id=\"%d\",group-id=\"i%d\"",
+ t->num, inf->num);
gdb_flush (mi->event_channel);
}
mi_thread_exit (struct thread_info *t, int silent)
{
struct mi_interp *mi;
+ struct inferior *inf;
if (silent)
return;
+ inf = find_inferior_pid (ptid_get_pid (t->ptid));
+
mi = top_level_interpreter_data ();
target_terminal_ours ();
fprintf_unfiltered (mi->event_channel,
- "thread-exited,id=\"%d\",group-id=\"%d\"",
- t->num,t->ptid.pid);
+ "thread-exited,id=\"%d\",group-id=\"i%d\"",
+ t->num, inf->num);
gdb_flush (mi->event_channel);
}
-void
-mi_inferior_appeared (int pid)
+static void
+mi_inferior_added (struct inferior *inf)
+{
+ struct mi_interp *mi = top_level_interpreter_data ();
+
+ target_terminal_ours ();
+ fprintf_unfiltered (mi->event_channel,
+ "thread-group-added,id=\"i%d\"",
+ inf->num);
+ gdb_flush (mi->event_channel);
+}
+
+static void
+mi_inferior_appeared (struct inferior *inf)
{
struct mi_interp *mi = top_level_interpreter_data ();
+
target_terminal_ours ();
- fprintf_unfiltered (mi->event_channel, "thread-group-created,id=\"%d\"",
- pid);
+ fprintf_unfiltered (mi->event_channel,
+ "thread-group-started,id=\"i%d\",pid=\"%d\"",
+ inf->num, inf->pid);
gdb_flush (mi->event_channel);
}
static void
-mi_inferior_exit (int pid)
+mi_inferior_exit (struct inferior *inf)
{
struct mi_interp *mi = top_level_interpreter_data ();
+
target_terminal_ours ();
- fprintf_unfiltered (mi->event_channel, "thread-group-exited,id=\"%d\"",
- pid);
+ if (inf->has_exit_code)
+ fprintf_unfiltered (mi->event_channel,
+ "thread-group-exited,id=\"i%d\",exit-code=\"%s\"",
+ inf->num, int_string (inf->exit_code, 8, 0, 0, 1));
+ else
+ fprintf_unfiltered (mi->event_channel,
+ "thread-group-exited,id=\"i%d\"", inf->num);
+
gdb_flush (mi->event_channel);
}
+static void
+mi_inferior_removed (struct inferior *inf)
+{
+ struct mi_interp *mi = top_level_interpreter_data ();
+
+ target_terminal_ours ();
+ fprintf_unfiltered (mi->event_channel,
+ "thread-group-removed,id=\"i%d\"",
+ inf->num);
+ gdb_flush (mi->event_channel);
+}
+
static void
mi_on_normal_stop (struct bpstats *bs, int print_frame)
{
using cli interpreter, be sure to use MI uiout for output,
not the current one. */
struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
- struct mi_interp *mi = top_level_interpreter_data ();
if (print_frame)
{
- if (uiout != mi_uiout)
+ int core;
+
+ if (current_uiout != mi_uiout)
{
- /* 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 = uiout;
- uiout = mi_uiout;
+ /* 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;
+ struct target_waitstatus last;
+ ptid_t last_ptid;
+
+ current_uiout = mi_uiout;
+
+ get_last_target_status (&last_ptid, &last);
+ bpstat_print (bs, last.kind);
+
print_stack_frame (get_selected_frame (NULL), 0, SRC_AND_LOC);
- uiout = saved_uiout;
+ current_uiout = saved_uiout;
}
ui_out_field_int (mi_uiout, "thread-id",
{
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));
+ pid_to_thread_id (inferior_ptid));
do_cleanups (back_to);
}
else
ui_out_field_string (mi_uiout, "stopped-threads", "all");
+
+ core = target_core_of_thread (inferior_ptid);
+ if (core != -1)
+ ui_out_field_int (mi_uiout, "core", core);
}
fputs_unfiltered ("*stopped", raw_stdout);
if (!ptid_equal (inferior_ptid, null_ptid))
{
struct thread_info *tp = inferior_thread ();
- if (tp->in_infcall)
+
+ if (tp->control.in_infcall)
return;
}
mi_proceeded = 1;
}
+/* 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 = top_level_interpreter_data ();
+
+ if (mi_suppress_notification.traceframe)
+ return;
+
+ target_terminal_ours ();
+
+ 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);
+}
+
+/* Emit notification on creating a trace state variable. */
+
+static void
+mi_tsv_created (const char *name, LONGEST value)
+{
+ struct mi_interp *mi = top_level_interpreter_data ();
+
+ target_terminal_ours ();
+
+ fprintf_unfiltered (mi->event_channel, "tsv-created,"
+ "name=\"%s\",value=\"%s\"\n",
+ name, plongest (value));
+
+ gdb_flush (mi->event_channel);
+}
+
+/* Emit notification on deleting a trace state variable. */
+
+static void
+mi_tsv_deleted (const char *name)
+{
+ struct mi_interp *mi = top_level_interpreter_data ();
+
+ target_terminal_ours ();
+
+ if (name != NULL)
+ fprintf_unfiltered (mi->event_channel, "tsv-deleted,"
+ "name=\"%s\"\n", name);
+ else
+ fprintf_unfiltered (mi->event_channel, "tsv-deleted\n");
+
+ gdb_flush (mi->event_channel);
+}
+
+/* Emit notification about a created breakpoint. */
+
+static void
+mi_breakpoint_created (struct breakpoint *b)
+{
+ struct mi_interp *mi = top_level_interpreter_data ();
+ struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
+ volatile struct gdb_exception e;
+
+ if (mi_suppress_notification.breakpoint)
+ return;
+
+ if (b->number <= 0)
+ return;
+
+ target_terminal_ours ();
+ 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 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);
+ ui_out_redirect (mi_uiout, NULL);
+
+ gdb_flush (mi->event_channel);
+}
+
+/* Emit notification about deleted breakpoint. */
+
+static void
+mi_breakpoint_deleted (struct breakpoint *b)
+{
+ struct mi_interp *mi = top_level_interpreter_data ();
+
+ if (mi_suppress_notification.breakpoint)
+ return;
+
+ if (b->number <= 0)
+ return;
+
+ target_terminal_ours ();
+
+ fprintf_unfiltered (mi->event_channel, "breakpoint-deleted,id=\"%d\"",
+ b->number);
+
+ gdb_flush (mi->event_channel);
+}
+
+/* Emit notification about modified breakpoint. */
+
+static void
+mi_breakpoint_modified (struct breakpoint *b)
+{
+ struct mi_interp *mi = top_level_interpreter_data ();
+ struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
+ volatile struct gdb_exception e;
+
+ if (mi_suppress_notification.breakpoint)
+ return;
+
+ if (b->number <= 0)
+ return;
+
+ target_terminal_ours ();
+ 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 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);
+ ui_out_redirect (mi_uiout, NULL);
+
+ gdb_flush (mi->event_channel);
+}
+
static int
mi_output_running_pid (struct thread_info *info, void *arg)
{
tp = find_thread_ptid (ptid);
/* Suppress output while calling an inferior function. */
- if (tp->in_infcall)
+ if (tp->control.in_infcall)
return;
/* To cater for older frontends, emit ^running, but do it only once
else
{
struct thread_info *ti = find_thread_ptid (ptid);
+
gdb_assert (ti);
fprintf_unfiltered (raw_stdout, "*running,thread-id=\"%d\"\n", ti->num);
}
mi_solib_loaded (struct so_list *solib)
{
struct mi_interp *mi = top_level_interpreter_data ();
+
target_terminal_ours ();
- 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);
+ 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,
+ current_inferior ()->num);
+
gdb_flush (mi->event_channel);
}
mi_solib_unloaded (struct so_list *solib)
{
struct mi_interp *mi = top_level_interpreter_data ();
+
target_terminal_ours ();
- 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);
+ 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);
+
+ gdb_flush (mi->event_channel);
+}
+
+/* Emit notification about the command parameter change. */
+
+static void
+mi_command_param_changed (const char *param, const char *value)
+{
+ struct mi_interp *mi = top_level_interpreter_data ();
+ struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
+
+ if (mi_suppress_notification.cmd_param_changed)
+ return;
+
+ target_terminal_ours ();
+
+ 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);
+}
+
+static int
+report_initial_inferior (struct inferior *inf, void *closure)
+{
+ /* This function is called from mi_intepreter_init, and since
+ 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;
+
+ target_terminal_ours ();
+ fprintf_unfiltered (mi->event_channel,
+ "thread-group-added,id=\"i%d\"",
+ inf->num);
gdb_flush (mi->event_channel);
+ return 0;
+}
+
+static struct ui_out *
+mi_ui_out (struct interp *interp)
+{
+ struct mi_interp *mi = interp_data (interp);
+
+ return 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 = 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;
+}
extern initialize_file_ftype _initialize_mi_interp; /* -Wmissing-prototypes */
_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_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 */
+ mi_set_logging /* set_logging_proc */
+ };
/* The various interpreter levels. */
- interp_add (interp_new (INTERP_MI1, NULL, mi_out_new (1), &procs));
- interp_add (interp_new (INTERP_MI2, NULL, mi_out_new (2), &procs));
- interp_add (interp_new (INTERP_MI3, NULL, mi_out_new (3), &procs));
-
- /* "mi" selects the most recent released version. "mi2" was
- released as part of GDB 6.0. */
- interp_add (interp_new (INTERP_MI, NULL, mi_out_new (2), &procs));
+ 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));
}
projects / deliverable / binutils-gdb.git / blobdiff