/* Top level stuff for GDB, the GNU debugger.
- Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
- 1996, 1997, 1998, 1999, 2000, 2001, 2002
- Free Software Foundation, Inc.
+
+ Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
+ 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software
+ Foundation, Inc.
This file is part of GDB.
#include "event-loop.h"
#include "ui-out.h"
+#include "interps.h"
+#include "main.h"
+
/* If nonzero, display time usage both at startup and for each command. */
int display_time;
processes UI events asynchronously. */
int event_loop_p = 1;
-/* Has an interpreter been specified and if so, which. */
+/* The selected interpreter. This will be used as a set command
+ variable, so it should always be malloc'ed - since
+ do_setshow_command will free it. */
char *interpreter_p;
-/* Whether this is the command line version or not */
-int tui_version = 0;
-
/* Whether xdb commands will be handled */
int xdb_commands = 0;
/* Whether dbx commands will be handled */
int dbx_commands = 0;
+/* System root path, used to find libraries etc. */
+char *gdb_sysroot = 0;
+
struct ui_file *gdb_stdout;
struct ui_file *gdb_stderr;
struct ui_file *gdb_stdlog;
static int
captured_command_loop (void *data)
{
- if (command_loop_hook == NULL)
- command_loop ();
- else
- command_loop_hook ();
+ current_interp_command_loop ();
/* FIXME: cagney/1999-11-05: A correct command_loop() implementaton
would clean things up (restoring the cleanup chain) to the state
they were just prior to the call. Technically, this means that
return 1;
}
-struct captured_main_args
- {
- int argc;
- char **argv;
- };
-
static int
captured_main (void *data)
{
START_PROGRESS (argv[0], 0);
-#ifdef MPW
- /* Do all Mac-specific setup. */
- mac_init ();
-#endif /* MPW */
-
/* This needs to happen before the first use of malloc. */
- init_malloc ((PTR) NULL);
+ init_malloc (NULL);
#if defined (ALIGN_STACK_ON_STARTUP)
i = (int) &count & 0x3;
/* initialize error() */
error_init ();
+ /* Set the sysroot path. */
+#ifdef TARGET_SYSTEM_ROOT_RELOCATABLE
+ gdb_sysroot = make_relative_prefix (argv[0], BINDIR, TARGET_SYSTEM_ROOT);
+ if (gdb_sysroot)
+ {
+ struct stat s;
+ int res = 0;
+
+ if (stat (gdb_sysroot, &s) == 0)
+ if (S_ISDIR (s.st_mode))
+ res = 1;
+
+ if (res == 0)
+ {
+ xfree (gdb_sysroot);
+ gdb_sysroot = TARGET_SYSTEM_ROOT;
+ }
+ }
+ else
+ gdb_sysroot = TARGET_SYSTEM_ROOT;
+#else
+#if defined (TARGET_SYSTEM_ROOT)
+ gdb_sysroot = TARGET_SYSTEM_ROOT;
+#else
+ gdb_sysroot = "";
+#endif
+#endif
+
+ /* There will always be an interpreter. Either the one passed into
+ this captured main, or one specified by the user at start up, or
+ the console. Initialize the interpreter to the one requested by
+ the application. */
+ interpreter_p = xstrdup (context->interpreter_p);
+
/* Parse arguments and options. */
{
int c;
{"async", no_argument, &event_loop_p, 1},
{"noasync", no_argument, &event_loop_p, 0},
#if defined(TUI)
- {"tui", no_argument, &tui_version, 1},
+ {"tui", no_argument, 0, 14},
#endif
{"xdb", no_argument, &xdb_commands, 1},
{"dbx", no_argument, &dbx_commands, 1},
{"statistics", no_argument, 0, 13},
{"write", no_argument, &write_files, 1},
{"args", no_argument, &set_args, 1},
-/* Allow machine descriptions to add more options... */
-#ifdef ADDITIONAL_OPTIONS
- ADDITIONAL_OPTIONS
-#endif
{0, no_argument, 0, 0}
};
display_time = 1;
display_space = 1;
break;
+ case 14:
+ /* --tui is equivalent to -i=tui. */
+ xfree (interpreter_p);
+ interpreter_p = xstrdup ("tui");
+ break;
case 'f':
annotation_level = 1;
/* We have probably been invoked from emacs. Disable window interface. */
}
#endif /* GDBTK */
case 'i':
- interpreter_p = optarg;
+ xfree (interpreter_p);
+ interpreter_p = xstrdup (optarg);
break;
case 'd':
dirarg[ndir++] = optarg;
else
baud_rate = i;
}
+ break;
case 'l':
{
int i;
}
break;
-#ifdef ADDITIONAL_OPTION_CASES
- ADDITIONAL_OPTION_CASES
-#endif
case '?':
fprintf_unfiltered (gdb_stderr,
_("Use `%s --help' for a complete list of options.\n"),
if (print_help || print_version)
{
use_windows = 0;
-#ifdef TUI
- /* Disable the TUI as well. */
- tui_version = 0;
-#endif
}
-#ifdef TUI
- /* An explicit --tui flag overrides the default UI, which is the
- window system. */
- if (tui_version)
- use_windows = 0;
-#endif
-
if (set_args)
{
/* The remaining options are the command-line options for the
gdb_init (argv[0]);
/* Do these (and anything which might call wrap_here or *_filtered)
- after initialize_all_files. */
+ after initialize_all_files() but before the interpreter has been
+ installed. Otherwize the help/version messages will be eaten by
+ the interpreter's output handler. */
+
if (print_version)
{
print_gdb_version (gdb_stdout);
exit (0);
}
- if (!quiet)
+ /* FIXME: cagney/2003-02-03: The big hack (part 1 of 2) that lets
+ GDB retain the old MI1 interpreter startup behavior. Output the
+ copyright message before the interpreter is installed. That way
+ it isn't encapsulated in MI output. */
+ if (!quiet && strcmp (interpreter_p, INTERP_MI1) == 0)
+ {
+ /* Print all the junk at the top, with trailing "..." if we are about
+ to read a symbol file (possibly slowly). */
+ print_gdb_version (gdb_stdout);
+ if (symarg)
+ printf_filtered ("..");
+ wrap_here ("");
+ gdb_flush (gdb_stdout); /* Force to screen during slow operations */
+ }
+
+
+ /* Install the default UI. All the interpreters should have had a
+ look at things by now. Initialize the default interpreter. */
+
+ {
+ /* Find it. */
+ struct interp *interp = interp_lookup (interpreter_p);
+ if (interp == NULL)
+ {
+ fprintf_unfiltered (gdb_stderr, "Interpreter `%s' unrecognized.\n",
+ interpreter_p);
+ exit (1);
+ }
+ /* Install it. */
+ if (!interp_set (interp))
+ {
+ fprintf_unfiltered (gdb_stderr,
+ "Interpreter `%s' failed to initialize.\n",
+ interpreter_p);
+ exit (1);
+ }
+ }
+
+ /* FIXME: cagney/2003-02-03: The big hack (part 2 of 2) that lets
+ GDB retain the old MI1 interpreter startup behavior. Output the
+ copyright message after the interpreter is installed when it is
+ any sane interpreter. */
+ if (!quiet && !current_interp_named_p (INTERP_MI1))
{
/* Print all the junk at the top, with trailing "..." if we are about
to read a symbol file (possibly slowly). */
if (execarg != NULL
&& symarg != NULL
- && STREQ (execarg, symarg))
+ && strcmp (execarg, symarg) == 0)
{
/* The exec file and the symbol-file are the same. If we can't
open it, better only print one error message.
if (ttyarg != NULL)
catch_command_errors (tty_command, ttyarg, !batch, RETURN_MASK_ALL);
-#ifdef ADDITIONAL_OPTION_HANDLER
- ADDITIONAL_OPTION_HANDLER;
-#endif
-
/* Error messages should no longer be distinguished with extra output. */
error_pre_print = NULL;
quit_pre_print = NULL;
}
int
-main (int argc, char **argv)
+gdb_main (struct captured_main_args *args)
{
- struct captured_main_args args;
- args.argc = argc;
- args.argv = argv;
- catch_errors (captured_main, &args, "", RETURN_MASK_ALL);
+ use_windows = args->use_windows;
+ catch_errors (captured_main, args, "", RETURN_MASK_ALL);
return 0;
}
--write Set writing into executable and core files.\n\
--xdb XDB compatibility mode.\n\
"), stream);
-#ifdef ADDITIONAL_OPTION_HELP
- fputs_unfiltered (ADDITIONAL_OPTION_HELP, stream);
-#endif
fputs_unfiltered (_("\n\
For more information, type \"help\" from within GDB, or consult the\n\
GDB manual (available as on-line info or a printed manual).\n\