#include "expression.h"
#include "value.h"
#include "language.h"
-#include "terminal.h" /* For job_control. */
-#include "job-control.h"
+#include "terminal.h"
+#include "common/job-control.h"
#include "annotate.h"
#include "completer.h"
#include "top.h"
-#include "version.h"
+#include "common/version.h"
#include "serial.h"
#include "main.h"
#include "event-loop.h"
#include "maint.h"
#include "filenames.h"
#include "frame.h"
-#include "buffer.h"
+#include "common/buffer.h"
#include "gdb_select.h"
#include "common/scope-exit.h"
char *current_directory;
/* The last command line executed on the console. Used for command
- repetitions. */
-char *saved_command_line;
+ repetitions when the user enters an empty line. */
+
+static char *saved_command_line;
+
+/* If not NULL, the arguments that should be passed if
+ saved_command_line is repeated. */
+
+static const char *repeat_arguments;
+
+/* The previous last command line executed on the console. Used for command
+ repetitions when a command wants to relaunch the previously launched
+ command. We need this as when a command is running, saved_command_line
+ already contains the line of the currently executing command. */
+
+char *previous_saved_command_line;
+
+/* If not NULL, the arguments that should be passed if the
+ previous_saved_command_line is repeated. */
+
+static const char *previous_repeat_arguments;
/* Nonzero if the current command is modified by "server ". This
affects things like recording into the command history, commands
/* Timeout limit for response from target. */
-/* The default value has been changed many times over the years. It
- was originally 5 seconds. But that was thought to be a long time
+/* The default value has been changed many times over the years. It
+ was originally 5 seconds. But that was thought to be a long time
to sit and wait, so it was changed to 2 seconds. That was thought
- to be plenty unless the connection was going through some terminal
+ to be plenty unless the connection was going through some terminal
server or multiplexer or other form of hairy serial connection.
- In mid-1996, remote_timeout was moved from remote.c to top.c and
+ In mid-1996, remote_timeout was moved from remote.c to top.c and
it began being used in other remote-* targets. It appears that the
default was changed to 20 seconds at that time, perhaps because the
Renesas E7000 ICE didn't always respond in a timely manner.
But if 5 seconds is a long time to sit and wait for retransmissions,
- 20 seconds is far worse. This demonstrates the difficulty of using
+ 20 seconds is far worse. This demonstrates the difficulty of using
a single variable for all protocol timeouts.
- As remote.c is used much more than remote-e7000.c, it was changed
+ As remote.c is used much more than remote-e7000.c, it was changed
back to 2 seconds in 1999. */
int remote_timeout = 2;
/* Called from print_frame_info to list the line we stopped in. */
-void (*deprecated_print_frame_info_listing_hook) (struct symtab * s,
+void (*deprecated_print_frame_info_listing_hook) (struct symtab * s,
int line,
- int stopline,
+ int stopline,
int noerror);
/* Replaces most of query. */
/* Used by UI as a wrapper around command execution. May do various
things like enabling/disabling buttons, etc... */
-void (*deprecated_call_command_hook) (struct cmd_list_element * c,
+void (*deprecated_call_command_hook) (struct cmd_list_element * c,
const char *cmd, int from_tty);
/* Called when the current thread changes. Argument is thread id. */
/* NOTE 1999-04-29: This variable will be static again, once we modify
gdb to use the event loop as the default command loop and we merge
event-top.c into this file, top.c. */
-/* static */ const char *source_file_name;
+/* static */ std::string source_file_name;
/* Read commands from STREAM. */
void
wait_sync_command_done ();
}
-/* If not NULL, the arguments that should be passed if the current
- command is repeated. */
-
-static const char *repeat_arguments;
-
/* See command.h. */
void
cleanup_if_error.release ();
}
-/* Run execute_command for P and FROM_TTY. Capture its output into the
- returned string, do not display it to the screen. BATCH_FLAG will be
+/* Run execute_command for P and FROM_TTY. Sends its output to FILE,
+ do not display it to the screen. BATCH_FLAG will be
temporarily set to true. */
-std::string
-execute_command_to_string (const char *p, int from_tty)
+void
+execute_command_to_ui_file (struct ui_file *file, const char *p, int from_tty)
{
/* GDB_STDOUT should be better already restored during these
restoration callbacks. */
scoped_restore save_async = make_scoped_restore (¤t_ui->async, 0);
- string_file str_file;
-
{
- current_uiout->redirect (&str_file);
+ current_uiout->redirect (file);
ui_out_redirect_pop redirect_popper (current_uiout);
scoped_restore save_stdout
- = make_scoped_restore (&gdb_stdout, &str_file);
+ = make_scoped_restore (&gdb_stdout, file);
scoped_restore save_stderr
- = make_scoped_restore (&gdb_stderr, &str_file);
+ = make_scoped_restore (&gdb_stderr, file);
scoped_restore save_stdlog
- = make_scoped_restore (&gdb_stdlog, &str_file);
+ = make_scoped_restore (&gdb_stdlog, file);
scoped_restore save_stdtarg
- = make_scoped_restore (&gdb_stdtarg, &str_file);
+ = make_scoped_restore (&gdb_stdtarg, file);
scoped_restore save_stdtargerr
- = make_scoped_restore (&gdb_stdtargerr, &str_file);
+ = make_scoped_restore (&gdb_stdtargerr, file);
execute_command (p, from_tty);
}
+}
+
+/* Run execute_command for P and FROM_TTY. Capture its output into the
+ returned string, do not display it to the screen. BATCH_FLAG will be
+ temporarily set to true. */
+std::string
+execute_command_to_string (const char *p, int from_tty,
+ bool term_out)
+{
+ string_file str_file (term_out);
+
+ execute_command_to_ui_file (&str_file, p, from_tty);
return std::move (str_file.string ());
}
static int suppress_dont_repeat = 0;
-/* Commands call this if they do not want to be repeated by null lines. */
+/* See command.h */
void
dont_repeat (void)
thing read from stdin in line and don't want to delete it. Null
lines won't repeat here in any case. */
if (ui->instream == ui->stdin_stream)
- *saved_command_line = 0;
+ {
+ *saved_command_line = 0;
+ repeat_arguments = NULL;
+ }
+}
+
+/* See command.h */
+
+void
+repeat_previous ()
+{
+ /* Do not repeat this command, as this command is a repeating command. */
+ dont_repeat ();
+
+ /* We cannot free saved_command_line, as this line is being executed,
+ so swap it with previous_saved_command_line. */
+ std::swap (previous_saved_command_line, saved_command_line);
+ std::swap (previous_repeat_arguments, repeat_arguments);
}
-/* Prevent dont_repeat from working, and return a cleanup that
- restores the previous state. */
+/* See command.h. */
scoped_restore_tmpl<int>
prevent_dont_repeat (void)
return make_scoped_restore (&suppress_dont_repeat, 1);
}
+/* See command.h. */
+
+char *
+get_saved_command_line ()
+{
+ return saved_command_line;
+}
+
+/* See command.h. */
+
+void
+save_command_line (const char *cmd)
+{
+ xfree (previous_saved_command_line);
+ previous_saved_command_line = saved_command_line;
+ previous_repeat_arguments = repeat_arguments;
+ saved_command_line = xstrdup (cmd);
+ repeat_arguments = NULL;
+}
+
\f
/* Read a line from the stream "instream" without command line editing.
gdb_flush (gdb_stdout);
gdb_flush (gdb_stderr);
- if (source_file_name != NULL)
+ if (!source_file_name.empty ())
++source_line_number;
if (from_tty && annotation_level > 1)
resources online at:\n <http://www.gnu.org/software/gdb/documentation/>."));
fprintf_filtered (stream, "\n\n");
fprintf_filtered (stream, _("For help, type \"help\".\n"));
- fprintf_filtered (stream, _("Type \"apropos word\" to search for \
-commands related to \"word\"."));
+ fprintf_filtered (stream,
+ _("Type \"apropos word\" to search for commands \
+related to \"word\"."));
}
/* Print the details of GDB build-time configuration. */
--without-guile\n\
"));
#endif
+#if HAVE_SOURCE_HIGHLIGHT
+ fprintf_filtered (stream, _("\
+ --enable-source-highlight\n\
+"));
+#else
+ fprintf_filtered (stream, _("\
+ --disable-source-highlight\n\
+"));
+#endif
#ifdef RELOC_SRCDIR
fprintf_filtered (stream, _("\
--with-relocated-sources=%s\n\
if (inf->attach_flag)
fprintf_filtered (stb,
_("\tInferior %d [%s] will be detached.\n"), inf->num,
- target_pid_to_str (ptid_t (inf->pid)));
+ target_pid_to_str (ptid_t (inf->pid)).c_str ());
else
fprintf_filtered (stb,
_("\tInferior %d [%s] will be killed.\n"), inf->num,
- target_pid_to_str (ptid_t (inf->pid)));
+ target_pid_to_str (ptid_t (inf->pid)).c_str ());
return 0;
}
undo_terminal_modifications_before_exit ();
- /* An optional expression may be used to cause gdb to terminate with the
+ /* An optional expression may be used to cause gdb to terminate with the
value of that expression. */
if (exit_arg)
exit_code = *exit_arg;
/* We want to handle any quit errors and exit regardless. */
/* Get out of tfind mode, and kill or detach all inferiors. */
- TRY
+ try
{
disconnect_tracing ();
iterate_over_inferiors (kill_or_detach, &qt);
}
- CATCH (ex, RETURN_MASK_ALL)
+ catch (const gdb_exception &ex)
{
exception_print (gdb_stderr, ex);
}
- END_CATCH
/* Give all pushed targets a chance to do minimal cleanup, and pop
them all out. */
- TRY
+ try
{
pop_all_targets ();
}
- CATCH (ex, RETURN_MASK_ALL)
+ catch (const gdb_exception &ex)
{
exception_print (gdb_stderr, ex);
}
- END_CATCH
/* Save the history information if it is appropriate to do so. */
- TRY
+ try
{
if (write_history_p && history_filename)
{
gdb_safe_append_history ();
}
}
- CATCH (ex, RETURN_MASK_ALL)
+ catch (const gdb_exception &ex)
{
exception_print (gdb_stderr, ex);
}
- END_CATCH
+
+ /* Destroy any values currently allocated now instead of leaving it
+ to global destructors, because that may be too late. For
+ example, the destructors of xmethod values call into the Python
+ runtime, which is finalized via a final cleanup. */
+ finalize_values ();
/* Do any final cleanups before exiting. */
- TRY
+ try
{
- do_final_cleanups (all_cleanups ());
+ do_final_cleanups ();
}
- CATCH (ex, RETURN_MASK_ALL)
+ catch (const gdb_exception &ex)
{
exception_print (gdb_stderr, ex);
}
- END_CATCH
exit (exit_code);
}
history_filename, (char *) NULL);
}
+static void
+init_gdb_version_vars (void)
+{
+ struct internalvar *major_version_var = create_internalvar ("_gdb_major");
+ struct internalvar *minor_version_var = create_internalvar ("_gdb_minor");
+ int vmajor = 0, vminor = 0, vrevision = 0;
+ sscanf (version, "%d.%d.%d", &vmajor, &vminor, &vrevision);
+ set_internalvar_integer (major_version_var, vmajor);
+ set_internalvar_integer (minor_version_var, vminor + (vrevision > 0));
+}
+
static void
init_main (void)
{
c = add_cmd ("new-ui", class_support, new_ui_command, _("\
Create a new UI. It takes two arguments:\n\
The first argument is the name of the interpreter to run.\n\
-The second argument is the terminal the UI runs on.\n"), &cmdlist);
+The second argument is the terminal the UI runs on."), &cmdlist);
set_cmd_completer (c, interpreter_completer);
}
void
gdb_init (char *argv0)
{
+ saved_command_line = xstrdup ("");
+ previous_saved_command_line = xstrdup ("");
+
if (pre_init_ui_hook)
pre_init_ui_hook ();
prefix to be installed. Keep things simple and just do final
script initialization here. */
finish_ext_lang_initialization ();
+
+ /* Create $_gdb_major and $_gdb_minor convenience variables. */
+ init_gdb_version_vars ();
}