/* Top level stuff for GDB, the GNU debugger.
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/* Top level stuff for GDB, the GNU debugger.
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Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
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Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
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1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008
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1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008
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Free Software Foundation, Inc.
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Free Software Foundation, Inc.
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This file is part of GDB.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "defs.h"
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#include "top.h"
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#include "top.h"
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#include "target.h"
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#include "target.h"
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#include "inferior.h"
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#include "inferior.h"
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#include "symfile.h"
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#include "symfile.h"
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#include "gdbcore.h"
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#include "gdbcore.h"
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#include "exceptions.h"
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#include "exceptions.h"
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#include "getopt.h"
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#include "getopt.h"
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#include <sys/types.h>
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#include <sys/types.h>
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#include "gdb_stat.h"
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#include "gdb_stat.h"
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#include <ctype.h>
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#include <ctype.h>
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#include "gdb_string.h"
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#include "gdb_string.h"
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#include "event-loop.h"
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#include "event-loop.h"
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#include "ui-out.h"
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#include "ui-out.h"
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#include "interps.h"
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#include "interps.h"
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#include "main.h"
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#include "main.h"
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/* If nonzero, display time usage both at startup and for each command. */
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/* If nonzero, display time usage both at startup and for each command. */
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int display_time;
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int display_time;
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/* If nonzero, display space usage both at startup and for each command. */
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/* If nonzero, display space usage both at startup and for each command. */
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int display_space;
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int display_space;
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/* The selected interpreter. This will be used as a set command
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/* The selected interpreter. This will be used as a set command
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variable, so it should always be malloc'ed - since
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variable, so it should always be malloc'ed - since
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do_setshow_command will free it. */
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do_setshow_command will free it. */
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char *interpreter_p;
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char *interpreter_p;
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/* Whether xdb commands will be handled */
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/* Whether xdb commands will be handled */
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int xdb_commands = 0;
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int xdb_commands = 0;
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/* Whether dbx commands will be handled */
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/* Whether dbx commands will be handled */
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int dbx_commands = 0;
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int dbx_commands = 0;
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/* System root path, used to find libraries etc. */
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/* System root path, used to find libraries etc. */
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char *gdb_sysroot = 0;
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char *gdb_sysroot = 0;
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struct ui_file *gdb_stdout;
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struct ui_file *gdb_stdout;
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struct ui_file *gdb_stderr;
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struct ui_file *gdb_stderr;
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struct ui_file *gdb_stdlog;
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struct ui_file *gdb_stdlog;
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struct ui_file *gdb_stdin;
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struct ui_file *gdb_stdin;
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/* target IO streams */
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/* target IO streams */
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struct ui_file *gdb_stdtargin;
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struct ui_file *gdb_stdtargin;
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struct ui_file *gdb_stdtarg;
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struct ui_file *gdb_stdtarg;
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struct ui_file *gdb_stdtargerr;
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struct ui_file *gdb_stdtargerr;
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/* Support for the --batch-silent option. */
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/* Support for the --batch-silent option. */
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int batch_silent = 0;
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int batch_silent = 0;
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/* Support for --return-child-result option.
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/* Support for --return-child-result option.
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Set the default to -1 to return error in the case
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Set the default to -1 to return error in the case
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that the program does not run or does not complete. */
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that the program does not run or does not complete. */
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int return_child_result = 0;
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int return_child_result = 0;
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int return_child_result_value = -1;
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int return_child_result_value = -1;
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/* Whether to enable writing into executable and core files */
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/* Whether to enable writing into executable and core files */
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extern int write_files;
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extern int write_files;
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static void print_gdb_help (struct ui_file *);
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static void print_gdb_help (struct ui_file *);
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/* These two are used to set the external editor commands when gdb is farming
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/* These two are used to set the external editor commands when gdb is farming
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out files to be edited by another program. */
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out files to be edited by another program. */
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extern char *external_editor_command;
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extern char *external_editor_command;
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/* Call command_loop. If it happens to return, pass that through as a
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/* Call command_loop. If it happens to return, pass that through as a
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non-zero return status. */
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non-zero return status. */
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static int
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static int
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captured_command_loop (void *data)
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captured_command_loop (void *data)
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{
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{
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current_interp_command_loop ();
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current_interp_command_loop ();
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/* FIXME: cagney/1999-11-05: A correct command_loop() implementaton
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/* FIXME: cagney/1999-11-05: A correct command_loop() implementaton
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would clean things up (restoring the cleanup chain) to the state
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would clean things up (restoring the cleanup chain) to the state
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they were just prior to the call. Technically, this means that
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they were just prior to the call. Technically, this means that
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the do_cleanups() below is redundant. Unfortunately, many FUNCs
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the do_cleanups() below is redundant. Unfortunately, many FUNCs
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are not that well behaved. do_cleanups should either be replaced
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are not that well behaved. do_cleanups should either be replaced
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with a do_cleanups call (to cover the problem) or an assertion
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with a do_cleanups call (to cover the problem) or an assertion
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check to detect bad FUNCs code. */
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check to detect bad FUNCs code. */
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do_cleanups (ALL_CLEANUPS);
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do_cleanups (ALL_CLEANUPS);
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/* If the command_loop returned, normally (rather than threw an
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/* If the command_loop returned, normally (rather than threw an
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error) we try to quit. If the quit is aborted, catch_errors()
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error) we try to quit. If the quit is aborted, catch_errors()
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which called this catch the signal and restart the command
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which called this catch the signal and restart the command
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loop. */
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loop. */
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quit_command (NULL, instream == stdin);
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quit_command (NULL, instream == stdin);
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return 1;
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return 1;
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}
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}
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/* JPB: Some picky Ubuntu GCC compilers don't like the result of getcwd being
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/* JPB: Some picky Ubuntu GCC compilers don't like the result of getcwd being
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ignored (even if you cast it to void). So capture the value and ignore
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ignored (even if you cast it to void). So capture the value and ignore
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THAT. */
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THAT. */
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static int
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static int
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captured_main (void *data)
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captured_main (void *data)
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{
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{
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char *res; /* For getcwd result */
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char *res; /* For getcwd result */
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struct captured_main_args *context = data;
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struct captured_main_args *context = data;
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int argc = context->argc;
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int argc = context->argc;
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char **argv = context->argv;
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char **argv = context->argv;
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static int quiet = 0;
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static int quiet = 0;
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static int batch = 0;
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static int batch = 0;
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static int set_args = 0;
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static int set_args = 0;
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/* Pointers to various arguments from command line. */
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/* Pointers to various arguments from command line. */
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char *symarg = NULL;
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char *symarg = NULL;
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char *execarg = NULL;
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char *execarg = NULL;
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char *pidarg = NULL;
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char *pidarg = NULL;
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char *corearg = NULL;
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char *corearg = NULL;
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char *pid_or_core_arg = NULL;
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char *pid_or_core_arg = NULL;
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char *cdarg = NULL;
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char *cdarg = NULL;
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char *ttyarg = NULL;
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char *ttyarg = NULL;
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/* These are static so that we can take their address in an initializer. */
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/* These are static so that we can take their address in an initializer. */
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static int print_help;
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static int print_help;
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static int print_version;
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static int print_version;
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/* Pointers to all arguments of --command option. */
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/* Pointers to all arguments of --command option. */
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struct cmdarg {
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struct cmdarg {
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enum {
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enum {
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CMDARG_FILE,
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CMDARG_FILE,
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CMDARG_COMMAND
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CMDARG_COMMAND
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} type;
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} type;
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char *string;
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char *string;
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} *cmdarg;
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} *cmdarg;
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/* Allocated size of cmdarg. */
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/* Allocated size of cmdarg. */
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int cmdsize;
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int cmdsize;
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/* Number of elements of cmdarg used. */
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/* Number of elements of cmdarg used. */
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int ncmd;
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int ncmd;
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/* Indices of all arguments of --directory option. */
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/* Indices of all arguments of --directory option. */
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char **dirarg;
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char **dirarg;
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/* Allocated size. */
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/* Allocated size. */
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int dirsize;
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int dirsize;
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/* Number of elements used. */
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/* Number of elements used. */
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int ndir;
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int ndir;
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struct stat homebuf, cwdbuf;
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struct stat homebuf, cwdbuf;
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char *homedir;
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char *homedir;
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int i;
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int i;
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long time_at_startup = get_run_time ();
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long time_at_startup = get_run_time ();
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#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
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#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
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setlocale (LC_MESSAGES, "");
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setlocale (LC_MESSAGES, "");
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#endif
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#endif
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#if defined (HAVE_SETLOCALE)
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#if defined (HAVE_SETLOCALE)
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setlocale (LC_CTYPE, "");
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setlocale (LC_CTYPE, "");
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#endif
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#endif
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bindtextdomain (PACKAGE, LOCALEDIR);
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bindtextdomain (PACKAGE, LOCALEDIR);
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textdomain (PACKAGE);
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textdomain (PACKAGE);
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#ifdef HAVE_SBRK
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#ifdef HAVE_SBRK
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lim_at_start = (char *) sbrk (0);
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lim_at_start = (char *) sbrk (0);
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#endif
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#endif
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cmdsize = 1;
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cmdsize = 1;
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cmdarg = (struct cmdarg *) xmalloc (cmdsize * sizeof (*cmdarg));
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cmdarg = (struct cmdarg *) xmalloc (cmdsize * sizeof (*cmdarg));
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ncmd = 0;
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ncmd = 0;
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dirsize = 1;
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dirsize = 1;
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dirarg = (char **) xmalloc (dirsize * sizeof (*dirarg));
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dirarg = (char **) xmalloc (dirsize * sizeof (*dirarg));
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ndir = 0;
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ndir = 0;
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quit_flag = 0;
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quit_flag = 0;
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line = (char *) xmalloc (linesize);
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line = (char *) xmalloc (linesize);
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line[0] = '\0'; /* Terminate saved (now empty) cmd line */
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line[0] = '\0'; /* Terminate saved (now empty) cmd line */
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instream = stdin;
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instream = stdin;
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res = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); /* JPB */
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res = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); /* JPB */
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current_directory = gdb_dirbuf;
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current_directory = gdb_dirbuf;
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gdb_stdout = stdio_fileopen (stdout);
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gdb_stdout = stdio_fileopen (stdout);
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gdb_stderr = stdio_fileopen (stderr);
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gdb_stderr = stdio_fileopen (stderr);
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gdb_stdlog = gdb_stderr; /* for moment */
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gdb_stdlog = gdb_stderr; /* for moment */
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gdb_stdtarg = gdb_stderr; /* for moment */
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gdb_stdtarg = gdb_stderr; /* for moment */
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gdb_stdin = stdio_fileopen (stdin);
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gdb_stdin = stdio_fileopen (stdin);
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gdb_stdtargerr = gdb_stderr; /* for moment */
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gdb_stdtargerr = gdb_stderr; /* for moment */
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gdb_stdtargin = gdb_stdin; /* for moment */
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gdb_stdtargin = gdb_stdin; /* for moment */
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/* Set the sysroot path. */
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/* Set the sysroot path. */
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#ifdef TARGET_SYSTEM_ROOT_RELOCATABLE
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#ifdef TARGET_SYSTEM_ROOT_RELOCATABLE
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gdb_sysroot = make_relative_prefix (argv[0], BINDIR, TARGET_SYSTEM_ROOT);
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gdb_sysroot = make_relative_prefix (argv[0], BINDIR, TARGET_SYSTEM_ROOT);
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if (gdb_sysroot)
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if (gdb_sysroot)
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{
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{
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struct stat s;
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struct stat s;
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int res = 0;
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int res = 0;
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if (stat (gdb_sysroot, &s) == 0)
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if (stat (gdb_sysroot, &s) == 0)
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if (S_ISDIR (s.st_mode))
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if (S_ISDIR (s.st_mode))
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res = 1;
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res = 1;
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if (res == 0)
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if (res == 0)
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{
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{
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xfree (gdb_sysroot);
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xfree (gdb_sysroot);
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gdb_sysroot = xstrdup (TARGET_SYSTEM_ROOT);
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gdb_sysroot = xstrdup (TARGET_SYSTEM_ROOT);
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}
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}
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}
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}
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else
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else
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gdb_sysroot = xstrdup (TARGET_SYSTEM_ROOT);
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gdb_sysroot = xstrdup (TARGET_SYSTEM_ROOT);
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#else
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#else
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gdb_sysroot = xstrdup (TARGET_SYSTEM_ROOT);
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gdb_sysroot = xstrdup (TARGET_SYSTEM_ROOT);
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#endif
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#endif
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/* Canonicalize the sysroot path. */
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/* Canonicalize the sysroot path. */
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if (*gdb_sysroot)
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if (*gdb_sysroot)
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{
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{
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char *canon_sysroot = lrealpath (gdb_sysroot);
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char *canon_sysroot = lrealpath (gdb_sysroot);
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if (canon_sysroot)
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if (canon_sysroot)
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{
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{
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xfree (gdb_sysroot);
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xfree (gdb_sysroot);
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gdb_sysroot = canon_sysroot;
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gdb_sysroot = canon_sysroot;
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}
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}
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}
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}
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#ifdef DEBUGDIR_RELOCATABLE
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#ifdef DEBUGDIR_RELOCATABLE
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debug_file_directory = make_relative_prefix (argv[0], BINDIR, DEBUGDIR);
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debug_file_directory = make_relative_prefix (argv[0], BINDIR, DEBUGDIR);
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if (debug_file_directory)
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if (debug_file_directory)
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{
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{
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struct stat s;
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struct stat s;
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int res = 0;
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int res = 0;
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if (stat (debug_file_directory, &s) == 0)
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if (stat (debug_file_directory, &s) == 0)
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if (S_ISDIR (s.st_mode))
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if (S_ISDIR (s.st_mode))
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res = 1;
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res = 1;
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if (res == 0)
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if (res == 0)
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{
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{
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xfree (debug_file_directory);
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xfree (debug_file_directory);
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debug_file_directory = xstrdup (DEBUGDIR);
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debug_file_directory = xstrdup (DEBUGDIR);
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}
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}
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}
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}
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else
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else
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debug_file_directory = xstrdup (DEBUGDIR);
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debug_file_directory = xstrdup (DEBUGDIR);
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#else
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#else
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debug_file_directory = xstrdup (DEBUGDIR);
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debug_file_directory = xstrdup (DEBUGDIR);
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#endif
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#endif
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/* Canonicalize the debugfile path. */
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/* Canonicalize the debugfile path. */
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if (*debug_file_directory)
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if (*debug_file_directory)
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{
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{
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char *canon_debug = lrealpath (debug_file_directory);
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char *canon_debug = lrealpath (debug_file_directory);
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if (canon_debug)
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if (canon_debug)
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{
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{
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xfree (debug_file_directory);
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xfree (debug_file_directory);
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debug_file_directory = canon_debug;
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debug_file_directory = canon_debug;
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}
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}
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}
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}
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/* There will always be an interpreter. Either the one passed into
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/* There will always be an interpreter. Either the one passed into
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this captured main, or one specified by the user at start up, or
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this captured main, or one specified by the user at start up, or
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the console. Initialize the interpreter to the one requested by
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the console. Initialize the interpreter to the one requested by
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the application. */
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the application. */
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interpreter_p = xstrdup (context->interpreter_p);
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interpreter_p = xstrdup (context->interpreter_p);
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|
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/* Parse arguments and options. */
|
/* Parse arguments and options. */
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{
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{
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int c;
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int c;
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/* When var field is 0, use flag field to record the equivalent
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/* When var field is 0, use flag field to record the equivalent
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short option (or arbitrary numbers starting at 10 for those
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short option (or arbitrary numbers starting at 10 for those
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with no equivalent). */
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with no equivalent). */
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enum {
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enum {
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OPT_SE = 10,
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OPT_SE = 10,
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OPT_CD,
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OPT_CD,
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OPT_ANNOTATE,
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OPT_ANNOTATE,
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OPT_STATISTICS,
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OPT_STATISTICS,
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OPT_TUI,
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OPT_TUI,
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OPT_NOWINDOWS,
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OPT_NOWINDOWS,
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OPT_WINDOWS
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OPT_WINDOWS
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};
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};
|
static struct option long_options[] =
|
static struct option long_options[] =
|
{
|
{
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{"tui", no_argument, 0, OPT_TUI},
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{"tui", no_argument, 0, OPT_TUI},
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{"xdb", no_argument, &xdb_commands, 1},
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{"xdb", no_argument, &xdb_commands, 1},
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{"dbx", no_argument, &dbx_commands, 1},
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{"dbx", no_argument, &dbx_commands, 1},
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{"readnow", no_argument, &readnow_symbol_files, 1},
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{"readnow", no_argument, &readnow_symbol_files, 1},
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{"r", no_argument, &readnow_symbol_files, 1},
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{"r", no_argument, &readnow_symbol_files, 1},
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{"quiet", no_argument, &quiet, 1},
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{"quiet", no_argument, &quiet, 1},
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{"q", no_argument, &quiet, 1},
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{"q", no_argument, &quiet, 1},
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{"silent", no_argument, &quiet, 1},
|
{"silent", no_argument, &quiet, 1},
|
{"nx", no_argument, &inhibit_gdbinit, 1},
|
{"nx", no_argument, &inhibit_gdbinit, 1},
|
{"n", no_argument, &inhibit_gdbinit, 1},
|
{"n", no_argument, &inhibit_gdbinit, 1},
|
{"batch-silent", no_argument, 0, 'B'},
|
{"batch-silent", no_argument, 0, 'B'},
|
{"batch", no_argument, &batch, 1},
|
{"batch", no_argument, &batch, 1},
|
{"epoch", no_argument, &epoch_interface, 1},
|
{"epoch", no_argument, &epoch_interface, 1},
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|
|
/* This is a synonym for "--annotate=1". --annotate is now preferred,
|
/* This is a synonym for "--annotate=1". --annotate is now preferred,
|
but keep this here for a long time because people will be running
|
but keep this here for a long time because people will be running
|
emacses which use --fullname. */
|
emacses which use --fullname. */
|
{"fullname", no_argument, 0, 'f'},
|
{"fullname", no_argument, 0, 'f'},
|
{"f", no_argument, 0, 'f'},
|
{"f", no_argument, 0, 'f'},
|
|
|
{"annotate", required_argument, 0, OPT_ANNOTATE},
|
{"annotate", required_argument, 0, OPT_ANNOTATE},
|
{"help", no_argument, &print_help, 1},
|
{"help", no_argument, &print_help, 1},
|
{"se", required_argument, 0, OPT_SE},
|
{"se", required_argument, 0, OPT_SE},
|
{"symbols", required_argument, 0, 's'},
|
{"symbols", required_argument, 0, 's'},
|
{"s", required_argument, 0, 's'},
|
{"s", required_argument, 0, 's'},
|
{"exec", required_argument, 0, 'e'},
|
{"exec", required_argument, 0, 'e'},
|
{"e", required_argument, 0, 'e'},
|
{"e", required_argument, 0, 'e'},
|
{"core", required_argument, 0, 'c'},
|
{"core", required_argument, 0, 'c'},
|
{"c", required_argument, 0, 'c'},
|
{"c", required_argument, 0, 'c'},
|
{"pid", required_argument, 0, 'p'},
|
{"pid", required_argument, 0, 'p'},
|
{"p", required_argument, 0, 'p'},
|
{"p", required_argument, 0, 'p'},
|
{"command", required_argument, 0, 'x'},
|
{"command", required_argument, 0, 'x'},
|
{"eval-command", required_argument, 0, 'X'},
|
{"eval-command", required_argument, 0, 'X'},
|
{"version", no_argument, &print_version, 1},
|
{"version", no_argument, &print_version, 1},
|
{"x", required_argument, 0, 'x'},
|
{"x", required_argument, 0, 'x'},
|
{"ex", required_argument, 0, 'X'},
|
{"ex", required_argument, 0, 'X'},
|
#ifdef GDBTK
|
#ifdef GDBTK
|
{"tclcommand", required_argument, 0, 'z'},
|
{"tclcommand", required_argument, 0, 'z'},
|
{"enable-external-editor", no_argument, 0, 'y'},
|
{"enable-external-editor", no_argument, 0, 'y'},
|
{"editor-command", required_argument, 0, 'w'},
|
{"editor-command", required_argument, 0, 'w'},
|
#endif
|
#endif
|
{"ui", required_argument, 0, 'i'},
|
{"ui", required_argument, 0, 'i'},
|
{"interpreter", required_argument, 0, 'i'},
|
{"interpreter", required_argument, 0, 'i'},
|
{"i", required_argument, 0, 'i'},
|
{"i", required_argument, 0, 'i'},
|
{"directory", required_argument, 0, 'd'},
|
{"directory", required_argument, 0, 'd'},
|
{"d", required_argument, 0, 'd'},
|
{"d", required_argument, 0, 'd'},
|
{"cd", required_argument, 0, OPT_CD},
|
{"cd", required_argument, 0, OPT_CD},
|
{"tty", required_argument, 0, 't'},
|
{"tty", required_argument, 0, 't'},
|
{"baud", required_argument, 0, 'b'},
|
{"baud", required_argument, 0, 'b'},
|
{"b", required_argument, 0, 'b'},
|
{"b", required_argument, 0, 'b'},
|
{"nw", no_argument, NULL, OPT_NOWINDOWS},
|
{"nw", no_argument, NULL, OPT_NOWINDOWS},
|
{"nowindows", no_argument, NULL, OPT_NOWINDOWS},
|
{"nowindows", no_argument, NULL, OPT_NOWINDOWS},
|
{"w", no_argument, NULL, OPT_WINDOWS},
|
{"w", no_argument, NULL, OPT_WINDOWS},
|
{"windows", no_argument, NULL, OPT_WINDOWS},
|
{"windows", no_argument, NULL, OPT_WINDOWS},
|
{"statistics", no_argument, 0, OPT_STATISTICS},
|
{"statistics", no_argument, 0, OPT_STATISTICS},
|
{"write", no_argument, &write_files, 1},
|
{"write", no_argument, &write_files, 1},
|
{"args", no_argument, &set_args, 1},
|
{"args", no_argument, &set_args, 1},
|
{"l", required_argument, 0, 'l'},
|
{"l", required_argument, 0, 'l'},
|
{"return-child-result", no_argument, &return_child_result, 1},
|
{"return-child-result", no_argument, &return_child_result, 1},
|
{0, no_argument, 0, 0}
|
{0, no_argument, 0, 0}
|
};
|
};
|
|
|
while (1)
|
while (1)
|
{
|
{
|
int option_index;
|
int option_index;
|
|
|
c = getopt_long_only (argc, argv, "",
|
c = getopt_long_only (argc, argv, "",
|
long_options, &option_index);
|
long_options, &option_index);
|
if (c == EOF || set_args)
|
if (c == EOF || set_args)
|
break;
|
break;
|
|
|
/* Long option that takes an argument. */
|
/* Long option that takes an argument. */
|
if (c == 0 && long_options[option_index].flag == 0)
|
if (c == 0 && long_options[option_index].flag == 0)
|
c = long_options[option_index].val;
|
c = long_options[option_index].val;
|
|
|
switch (c)
|
switch (c)
|
{
|
{
|
case 0:
|
case 0:
|
/* Long option that just sets a flag. */
|
/* Long option that just sets a flag. */
|
break;
|
break;
|
case OPT_SE:
|
case OPT_SE:
|
symarg = optarg;
|
symarg = optarg;
|
execarg = optarg;
|
execarg = optarg;
|
break;
|
break;
|
case OPT_CD:
|
case OPT_CD:
|
cdarg = optarg;
|
cdarg = optarg;
|
break;
|
break;
|
case OPT_ANNOTATE:
|
case OPT_ANNOTATE:
|
/* FIXME: what if the syntax is wrong (e.g. not digits)? */
|
/* FIXME: what if the syntax is wrong (e.g. not digits)? */
|
annotation_level = atoi (optarg);
|
annotation_level = atoi (optarg);
|
break;
|
break;
|
case OPT_STATISTICS:
|
case OPT_STATISTICS:
|
/* Enable the display of both time and space usage. */
|
/* Enable the display of both time and space usage. */
|
display_time = 1;
|
display_time = 1;
|
display_space = 1;
|
display_space = 1;
|
break;
|
break;
|
case OPT_TUI:
|
case OPT_TUI:
|
/* --tui is equivalent to -i=tui. */
|
/* --tui is equivalent to -i=tui. */
|
#ifdef TUI
|
#ifdef TUI
|
xfree (interpreter_p);
|
xfree (interpreter_p);
|
interpreter_p = xstrdup (INTERP_TUI);
|
interpreter_p = xstrdup (INTERP_TUI);
|
#else
|
#else
|
fprintf_unfiltered (gdb_stderr,
|
fprintf_unfiltered (gdb_stderr,
|
_("%s: TUI mode is not supported\n"),
|
_("%s: TUI mode is not supported\n"),
|
argv[0]);
|
argv[0]);
|
exit (1);
|
exit (1);
|
#endif
|
#endif
|
break;
|
break;
|
case OPT_WINDOWS:
|
case OPT_WINDOWS:
|
/* FIXME: cagney/2003-03-01: Not sure if this option is
|
/* FIXME: cagney/2003-03-01: Not sure if this option is
|
actually useful, and if it is, what it should do. */
|
actually useful, and if it is, what it should do. */
|
#ifdef GDBTK
|
#ifdef GDBTK
|
/* --windows is equivalent to -i=insight. */
|
/* --windows is equivalent to -i=insight. */
|
xfree (interpreter_p);
|
xfree (interpreter_p);
|
interpreter_p = xstrdup (INTERP_INSIGHT);
|
interpreter_p = xstrdup (INTERP_INSIGHT);
|
#endif
|
#endif
|
use_windows = 1;
|
use_windows = 1;
|
break;
|
break;
|
case OPT_NOWINDOWS:
|
case OPT_NOWINDOWS:
|
/* -nw is equivalent to -i=console. */
|
/* -nw is equivalent to -i=console. */
|
xfree (interpreter_p);
|
xfree (interpreter_p);
|
interpreter_p = xstrdup (INTERP_CONSOLE);
|
interpreter_p = xstrdup (INTERP_CONSOLE);
|
use_windows = 0;
|
use_windows = 0;
|
break;
|
break;
|
case 'f':
|
case 'f':
|
annotation_level = 1;
|
annotation_level = 1;
|
/* We have probably been invoked from emacs. Disable window interface. */
|
/* We have probably been invoked from emacs. Disable window interface. */
|
use_windows = 0;
|
use_windows = 0;
|
break;
|
break;
|
case 's':
|
case 's':
|
symarg = optarg;
|
symarg = optarg;
|
break;
|
break;
|
case 'e':
|
case 'e':
|
execarg = optarg;
|
execarg = optarg;
|
break;
|
break;
|
case 'c':
|
case 'c':
|
corearg = optarg;
|
corearg = optarg;
|
break;
|
break;
|
case 'p':
|
case 'p':
|
pidarg = optarg;
|
pidarg = optarg;
|
break;
|
break;
|
case 'x':
|
case 'x':
|
cmdarg[ncmd].type = CMDARG_FILE;
|
cmdarg[ncmd].type = CMDARG_FILE;
|
cmdarg[ncmd++].string = optarg;
|
cmdarg[ncmd++].string = optarg;
|
if (ncmd >= cmdsize)
|
if (ncmd >= cmdsize)
|
{
|
{
|
cmdsize *= 2;
|
cmdsize *= 2;
|
cmdarg = xrealloc ((char *) cmdarg,
|
cmdarg = xrealloc ((char *) cmdarg,
|
cmdsize * sizeof (*cmdarg));
|
cmdsize * sizeof (*cmdarg));
|
}
|
}
|
break;
|
break;
|
case 'X':
|
case 'X':
|
cmdarg[ncmd].type = CMDARG_COMMAND;
|
cmdarg[ncmd].type = CMDARG_COMMAND;
|
cmdarg[ncmd++].string = optarg;
|
cmdarg[ncmd++].string = optarg;
|
if (ncmd >= cmdsize)
|
if (ncmd >= cmdsize)
|
{
|
{
|
cmdsize *= 2;
|
cmdsize *= 2;
|
cmdarg = xrealloc ((char *) cmdarg,
|
cmdarg = xrealloc ((char *) cmdarg,
|
cmdsize * sizeof (*cmdarg));
|
cmdsize * sizeof (*cmdarg));
|
}
|
}
|
break;
|
break;
|
case 'B':
|
case 'B':
|
batch = batch_silent = 1;
|
batch = batch_silent = 1;
|
gdb_stdout = ui_file_new();
|
gdb_stdout = ui_file_new();
|
break;
|
break;
|
#ifdef GDBTK
|
#ifdef GDBTK
|
case 'z':
|
case 'z':
|
{
|
{
|
extern int gdbtk_test (char *);
|
extern int gdbtk_test (char *);
|
if (!gdbtk_test (optarg))
|
if (!gdbtk_test (optarg))
|
{
|
{
|
fprintf_unfiltered (gdb_stderr, _("%s: unable to load tclcommand file \"%s\""),
|
fprintf_unfiltered (gdb_stderr, _("%s: unable to load tclcommand file \"%s\""),
|
argv[0], optarg);
|
argv[0], optarg);
|
exit (1);
|
exit (1);
|
}
|
}
|
break;
|
break;
|
}
|
}
|
case 'y':
|
case 'y':
|
/* Backwards compatibility only. */
|
/* Backwards compatibility only. */
|
break;
|
break;
|
case 'w':
|
case 'w':
|
{
|
{
|
external_editor_command = xstrdup (optarg);
|
external_editor_command = xstrdup (optarg);
|
break;
|
break;
|
}
|
}
|
#endif /* GDBTK */
|
#endif /* GDBTK */
|
case 'i':
|
case 'i':
|
xfree (interpreter_p);
|
xfree (interpreter_p);
|
interpreter_p = xstrdup (optarg);
|
interpreter_p = xstrdup (optarg);
|
break;
|
break;
|
case 'd':
|
case 'd':
|
dirarg[ndir++] = optarg;
|
dirarg[ndir++] = optarg;
|
if (ndir >= dirsize)
|
if (ndir >= dirsize)
|
{
|
{
|
dirsize *= 2;
|
dirsize *= 2;
|
dirarg = (char **) xrealloc ((char *) dirarg,
|
dirarg = (char **) xrealloc ((char *) dirarg,
|
dirsize * sizeof (*dirarg));
|
dirsize * sizeof (*dirarg));
|
}
|
}
|
break;
|
break;
|
case 't':
|
case 't':
|
ttyarg = optarg;
|
ttyarg = optarg;
|
break;
|
break;
|
case 'q':
|
case 'q':
|
quiet = 1;
|
quiet = 1;
|
break;
|
break;
|
case 'b':
|
case 'b':
|
{
|
{
|
int i;
|
int i;
|
char *p;
|
char *p;
|
|
|
i = strtol (optarg, &p, 0);
|
i = strtol (optarg, &p, 0);
|
if (i == 0 && p == optarg)
|
if (i == 0 && p == optarg)
|
|
|
/* Don't use *_filtered or warning() (which relies on
|
/* Don't use *_filtered or warning() (which relies on
|
current_target) until after initialize_all_files(). */
|
current_target) until after initialize_all_files(). */
|
|
|
fprintf_unfiltered
|
fprintf_unfiltered
|
(gdb_stderr,
|
(gdb_stderr,
|
_("warning: could not set baud rate to `%s'.\n"), optarg);
|
_("warning: could not set baud rate to `%s'.\n"), optarg);
|
else
|
else
|
baud_rate = i;
|
baud_rate = i;
|
}
|
}
|
break;
|
break;
|
case 'l':
|
case 'l':
|
{
|
{
|
int i;
|
int i;
|
char *p;
|
char *p;
|
|
|
i = strtol (optarg, &p, 0);
|
i = strtol (optarg, &p, 0);
|
if (i == 0 && p == optarg)
|
if (i == 0 && p == optarg)
|
|
|
/* Don't use *_filtered or warning() (which relies on
|
/* Don't use *_filtered or warning() (which relies on
|
current_target) until after initialize_all_files(). */
|
current_target) until after initialize_all_files(). */
|
|
|
fprintf_unfiltered
|
fprintf_unfiltered
|
(gdb_stderr,
|
(gdb_stderr,
|
_("warning: could not set timeout limit to `%s'.\n"), optarg);
|
_("warning: could not set timeout limit to `%s'.\n"), optarg);
|
else
|
else
|
remote_timeout = i;
|
remote_timeout = i;
|
}
|
}
|
break;
|
break;
|
|
|
case '?':
|
case '?':
|
fprintf_unfiltered (gdb_stderr,
|
fprintf_unfiltered (gdb_stderr,
|
_("Use `%s --help' for a complete list of options.\n"),
|
_("Use `%s --help' for a complete list of options.\n"),
|
argv[0]);
|
argv[0]);
|
exit (1);
|
exit (1);
|
}
|
}
|
}
|
}
|
|
|
/* If --help or --version, disable window interface. */
|
/* If --help or --version, disable window interface. */
|
if (print_help || print_version)
|
if (print_help || print_version)
|
{
|
{
|
use_windows = 0;
|
use_windows = 0;
|
}
|
}
|
|
|
if (set_args)
|
if (set_args)
|
{
|
{
|
/* The remaining options are the command-line options for the
|
/* The remaining options are the command-line options for the
|
inferior. The first one is the sym/exec file, and the rest
|
inferior. The first one is the sym/exec file, and the rest
|
are arguments. */
|
are arguments. */
|
if (optind >= argc)
|
if (optind >= argc)
|
{
|
{
|
fprintf_unfiltered (gdb_stderr,
|
fprintf_unfiltered (gdb_stderr,
|
_("%s: `--args' specified but no program specified\n"),
|
_("%s: `--args' specified but no program specified\n"),
|
argv[0]);
|
argv[0]);
|
exit (1);
|
exit (1);
|
}
|
}
|
symarg = argv[optind];
|
symarg = argv[optind];
|
execarg = argv[optind];
|
execarg = argv[optind];
|
++optind;
|
++optind;
|
set_inferior_args_vector (argc - optind, &argv[optind]);
|
set_inferior_args_vector (argc - optind, &argv[optind]);
|
}
|
}
|
else
|
else
|
{
|
{
|
/* OK, that's all the options. */
|
/* OK, that's all the options. */
|
|
|
/* The first argument, if specified, is the name of the
|
/* The first argument, if specified, is the name of the
|
executable. */
|
executable. */
|
if (optind < argc)
|
if (optind < argc)
|
{
|
{
|
symarg = argv[optind];
|
symarg = argv[optind];
|
execarg = argv[optind];
|
execarg = argv[optind];
|
optind++;
|
optind++;
|
}
|
}
|
|
|
/* If the user hasn't already specified a PID or the name of a
|
/* If the user hasn't already specified a PID or the name of a
|
core file, then a second optional argument is allowed. If
|
core file, then a second optional argument is allowed. If
|
present, this argument should be interpreted as either a
|
present, this argument should be interpreted as either a
|
PID or a core file, whichever works. */
|
PID or a core file, whichever works. */
|
if (pidarg == NULL && corearg == NULL && optind < argc)
|
if (pidarg == NULL && corearg == NULL && optind < argc)
|
{
|
{
|
pid_or_core_arg = argv[optind];
|
pid_or_core_arg = argv[optind];
|
optind++;
|
optind++;
|
}
|
}
|
|
|
/* Any argument left on the command line is unexpected and
|
/* Any argument left on the command line is unexpected and
|
will be ignored. Inform the user. */
|
will be ignored. Inform the user. */
|
if (optind < argc)
|
if (optind < argc)
|
fprintf_unfiltered (gdb_stderr, _("\
|
fprintf_unfiltered (gdb_stderr, _("\
|
Excess command line arguments ignored. (%s%s)\n"),
|
Excess command line arguments ignored. (%s%s)\n"),
|
argv[optind],
|
argv[optind],
|
(optind == argc - 1) ? "" : " ...");
|
(optind == argc - 1) ? "" : " ...");
|
}
|
}
|
if (batch)
|
if (batch)
|
quiet = 1;
|
quiet = 1;
|
}
|
}
|
|
|
/* Initialize all files. Give the interpreter a chance to take
|
/* Initialize all files. Give the interpreter a chance to take
|
control of the console via the deprecated_init_ui_hook (). */
|
control of the console via the deprecated_init_ui_hook (). */
|
gdb_init (argv[0]);
|
gdb_init (argv[0]);
|
|
|
/* Do these (and anything which might call wrap_here or *_filtered)
|
/* Do these (and anything which might call wrap_here or *_filtered)
|
after initialize_all_files() but before the interpreter has been
|
after initialize_all_files() but before the interpreter has been
|
installed. Otherwize the help/version messages will be eaten by
|
installed. Otherwize the help/version messages will be eaten by
|
the interpreter's output handler. */
|
the interpreter's output handler. */
|
|
|
if (print_version)
|
if (print_version)
|
{
|
{
|
print_gdb_version (gdb_stdout);
|
print_gdb_version (gdb_stdout);
|
wrap_here ("");
|
wrap_here ("");
|
printf_filtered ("\n");
|
printf_filtered ("\n");
|
exit (0);
|
exit (0);
|
}
|
}
|
|
|
if (print_help)
|
if (print_help)
|
{
|
{
|
print_gdb_help (gdb_stdout);
|
print_gdb_help (gdb_stdout);
|
fputs_unfiltered ("\n", gdb_stdout);
|
fputs_unfiltered ("\n", gdb_stdout);
|
exit (0);
|
exit (0);
|
}
|
}
|
|
|
/* FIXME: cagney/2003-02-03: The big hack (part 1 of 2) that lets
|
/* FIXME: cagney/2003-02-03: The big hack (part 1 of 2) that lets
|
GDB retain the old MI1 interpreter startup behavior. Output the
|
GDB retain the old MI1 interpreter startup behavior. Output the
|
copyright message before the interpreter is installed. That way
|
copyright message before the interpreter is installed. That way
|
it isn't encapsulated in MI output. */
|
it isn't encapsulated in MI output. */
|
if (!quiet && strcmp (interpreter_p, INTERP_MI1) == 0)
|
if (!quiet && strcmp (interpreter_p, INTERP_MI1) == 0)
|
{
|
{
|
/* Print all the junk at the top, with trailing "..." if we are about
|
/* Print all the junk at the top, with trailing "..." if we are about
|
to read a symbol file (possibly slowly). */
|
to read a symbol file (possibly slowly). */
|
print_gdb_version (gdb_stdout);
|
print_gdb_version (gdb_stdout);
|
if (symarg)
|
if (symarg)
|
printf_filtered ("..");
|
printf_filtered ("..");
|
wrap_here ("");
|
wrap_here ("");
|
printf_filtered ("\n");
|
printf_filtered ("\n");
|
gdb_flush (gdb_stdout); /* Force to screen during slow operations */
|
gdb_flush (gdb_stdout); /* Force to screen during slow operations */
|
}
|
}
|
|
|
|
|
/* Install the default UI. All the interpreters should have had a
|
/* Install the default UI. All the interpreters should have had a
|
look at things by now. Initialize the default interpreter. */
|
look at things by now. Initialize the default interpreter. */
|
|
|
{
|
{
|
/* Find it. */
|
/* Find it. */
|
struct interp *interp = interp_lookup (interpreter_p);
|
struct interp *interp = interp_lookup (interpreter_p);
|
if (interp == NULL)
|
if (interp == NULL)
|
error (_("Interpreter `%s' unrecognized"), interpreter_p);
|
error (_("Interpreter `%s' unrecognized"), interpreter_p);
|
/* Install it. */
|
/* Install it. */
|
if (!interp_set (interp))
|
if (!interp_set (interp))
|
{
|
{
|
fprintf_unfiltered (gdb_stderr,
|
fprintf_unfiltered (gdb_stderr,
|
"Interpreter `%s' failed to initialize.\n",
|
"Interpreter `%s' failed to initialize.\n",
|
interpreter_p);
|
interpreter_p);
|
exit (1);
|
exit (1);
|
}
|
}
|
}
|
}
|
|
|
/* FIXME: cagney/2003-02-03: The big hack (part 2 of 2) that lets
|
/* FIXME: cagney/2003-02-03: The big hack (part 2 of 2) that lets
|
GDB retain the old MI1 interpreter startup behavior. Output the
|
GDB retain the old MI1 interpreter startup behavior. Output the
|
copyright message after the interpreter is installed when it is
|
copyright message after the interpreter is installed when it is
|
any sane interpreter. */
|
any sane interpreter. */
|
if (!quiet && !current_interp_named_p (INTERP_MI1))
|
if (!quiet && !current_interp_named_p (INTERP_MI1))
|
{
|
{
|
/* Print all the junk at the top, with trailing "..." if we are about
|
/* Print all the junk at the top, with trailing "..." if we are about
|
to read a symbol file (possibly slowly). */
|
to read a symbol file (possibly slowly). */
|
print_gdb_version (gdb_stdout);
|
print_gdb_version (gdb_stdout);
|
if (symarg)
|
if (symarg)
|
printf_filtered ("..");
|
printf_filtered ("..");
|
wrap_here ("");
|
wrap_here ("");
|
printf_filtered ("\n");
|
printf_filtered ("\n");
|
gdb_flush (gdb_stdout); /* Force to screen during slow operations */
|
gdb_flush (gdb_stdout); /* Force to screen during slow operations */
|
}
|
}
|
|
|
/* Set off error and warning messages with a blank line. */
|
/* Set off error and warning messages with a blank line. */
|
error_pre_print = "\n";
|
error_pre_print = "\n";
|
quit_pre_print = error_pre_print;
|
quit_pre_print = error_pre_print;
|
warning_pre_print = _("\nwarning: ");
|
warning_pre_print = _("\nwarning: ");
|
|
|
/* Read and execute $HOME/.gdbinit file, if it exists. This is done
|
/* Read and execute $HOME/.gdbinit file, if it exists. This is done
|
*before* all the command line arguments are processed; it sets
|
*before* all the command line arguments are processed; it sets
|
global parameters, which are independent of what file you are
|
global parameters, which are independent of what file you are
|
debugging or what directory you are in. */
|
debugging or what directory you are in. */
|
homedir = getenv ("HOME");
|
homedir = getenv ("HOME");
|
if (homedir)
|
if (homedir)
|
{
|
{
|
char *homeinit = xstrprintf ("%s/%s", homedir, gdbinit);
|
char *homeinit = xstrprintf ("%s/%s", homedir, gdbinit);
|
|
|
if (!inhibit_gdbinit)
|
if (!inhibit_gdbinit)
|
{
|
{
|
catch_command_errors (source_script, homeinit, 0, RETURN_MASK_ALL);
|
catch_command_errors (source_script, homeinit, 0, RETURN_MASK_ALL);
|
}
|
}
|
|
|
/* Do stats; no need to do them elsewhere since we'll only
|
/* Do stats; no need to do them elsewhere since we'll only
|
need them if homedir is set. Make sure that they are
|
need them if homedir is set. Make sure that they are
|
zero in case one of them fails (this guarantees that they
|
zero in case one of them fails (this guarantees that they
|
won't match if either exists). */
|
won't match if either exists). */
|
|
|
memset (&homebuf, 0, sizeof (struct stat));
|
memset (&homebuf, 0, sizeof (struct stat));
|
memset (&cwdbuf, 0, sizeof (struct stat));
|
memset (&cwdbuf, 0, sizeof (struct stat));
|
|
|
stat (homeinit, &homebuf);
|
stat (homeinit, &homebuf);
|
stat (gdbinit, &cwdbuf); /* We'll only need this if
|
stat (gdbinit, &cwdbuf); /* We'll only need this if
|
homedir was set. */
|
homedir was set. */
|
xfree (homeinit);
|
xfree (homeinit);
|
}
|
}
|
|
|
/* Now perform all the actions indicated by the arguments. */
|
/* Now perform all the actions indicated by the arguments. */
|
if (cdarg != NULL)
|
if (cdarg != NULL)
|
{
|
{
|
catch_command_errors (cd_command, cdarg, 0, RETURN_MASK_ALL);
|
catch_command_errors (cd_command, cdarg, 0, RETURN_MASK_ALL);
|
}
|
}
|
|
|
for (i = 0; i < ndir; i++)
|
for (i = 0; i < ndir; i++)
|
catch_command_errors (directory_switch, dirarg[i], 0, RETURN_MASK_ALL);
|
catch_command_errors (directory_switch, dirarg[i], 0, RETURN_MASK_ALL);
|
xfree (dirarg);
|
xfree (dirarg);
|
|
|
if (execarg != NULL
|
if (execarg != NULL
|
&& symarg != NULL
|
&& symarg != NULL
|
&& strcmp (execarg, symarg) == 0)
|
&& strcmp (execarg, symarg) == 0)
|
{
|
{
|
/* The exec file and the symbol-file are the same. If we can't
|
/* The exec file and the symbol-file are the same. If we can't
|
open it, better only print one error message.
|
open it, better only print one error message.
|
catch_command_errors returns non-zero on success! */
|
catch_command_errors returns non-zero on success! */
|
if (catch_command_errors (exec_file_attach, execarg, !batch, RETURN_MASK_ALL))
|
if (catch_command_errors (exec_file_attach, execarg, !batch, RETURN_MASK_ALL))
|
catch_command_errors (symbol_file_add_main, symarg, 0, RETURN_MASK_ALL);
|
catch_command_errors (symbol_file_add_main, symarg, 0, RETURN_MASK_ALL);
|
}
|
}
|
else
|
else
|
{
|
{
|
if (execarg != NULL)
|
if (execarg != NULL)
|
catch_command_errors (exec_file_attach, execarg, !batch, RETURN_MASK_ALL);
|
catch_command_errors (exec_file_attach, execarg, !batch, RETURN_MASK_ALL);
|
if (symarg != NULL)
|
if (symarg != NULL)
|
catch_command_errors (symbol_file_add_main, symarg, 0, RETURN_MASK_ALL);
|
catch_command_errors (symbol_file_add_main, symarg, 0, RETURN_MASK_ALL);
|
}
|
}
|
|
|
if (corearg && pidarg)
|
if (corearg && pidarg)
|
error (_("\
|
error (_("\
|
Can't attach to process and specify a core file at the same time."));
|
Can't attach to process and specify a core file at the same time."));
|
|
|
if (corearg != NULL)
|
if (corearg != NULL)
|
catch_command_errors (core_file_command, corearg,
|
catch_command_errors (core_file_command, corearg,
|
!batch, RETURN_MASK_ALL);
|
!batch, RETURN_MASK_ALL);
|
else if (pidarg != NULL)
|
else if (pidarg != NULL)
|
catch_command_errors (attach_command, pidarg,
|
catch_command_errors (attach_command, pidarg,
|
!batch, RETURN_MASK_ALL);
|
!batch, RETURN_MASK_ALL);
|
else if (pid_or_core_arg)
|
else if (pid_or_core_arg)
|
{
|
{
|
/* The user specified 'gdb program pid' or gdb program core'.
|
/* The user specified 'gdb program pid' or gdb program core'.
|
If pid_or_core_arg's first character is a digit, try attach
|
If pid_or_core_arg's first character is a digit, try attach
|
first and then corefile. Otherwise try just corefile. */
|
first and then corefile. Otherwise try just corefile. */
|
|
|
if (isdigit (pid_or_core_arg[0]))
|
if (isdigit (pid_or_core_arg[0]))
|
{
|
{
|
if (catch_command_errors (attach_command, pid_or_core_arg,
|
if (catch_command_errors (attach_command, pid_or_core_arg,
|
!batch, RETURN_MASK_ALL) == 0)
|
!batch, RETURN_MASK_ALL) == 0)
|
catch_command_errors (core_file_command, pid_or_core_arg,
|
catch_command_errors (core_file_command, pid_or_core_arg,
|
!batch, RETURN_MASK_ALL);
|
!batch, RETURN_MASK_ALL);
|
}
|
}
|
else /* Can't be a pid, better be a corefile. */
|
else /* Can't be a pid, better be a corefile. */
|
catch_command_errors (core_file_command, pid_or_core_arg,
|
catch_command_errors (core_file_command, pid_or_core_arg,
|
!batch, RETURN_MASK_ALL);
|
!batch, RETURN_MASK_ALL);
|
}
|
}
|
|
|
if (ttyarg != NULL)
|
if (ttyarg != NULL)
|
catch_command_errors (tty_command, ttyarg, !batch, RETURN_MASK_ALL);
|
catch_command_errors (tty_command, ttyarg, !batch, RETURN_MASK_ALL);
|
|
|
/* Error messages should no longer be distinguished with extra output. */
|
/* Error messages should no longer be distinguished with extra output. */
|
error_pre_print = NULL;
|
error_pre_print = NULL;
|
quit_pre_print = NULL;
|
quit_pre_print = NULL;
|
warning_pre_print = _("warning: ");
|
warning_pre_print = _("warning: ");
|
|
|
/* Read the .gdbinit file in the current directory, *if* it isn't
|
/* Read the .gdbinit file in the current directory, *if* it isn't
|
the same as the $HOME/.gdbinit file (it should exist, also). */
|
the same as the $HOME/.gdbinit file (it should exist, also). */
|
|
|
if (!homedir
|
if (!homedir
|
|| memcmp ((char *) &homebuf, (char *) &cwdbuf, sizeof (struct stat)))
|
|| memcmp ((char *) &homebuf, (char *) &cwdbuf, sizeof (struct stat)))
|
if (!inhibit_gdbinit)
|
if (!inhibit_gdbinit)
|
{
|
{
|
catch_command_errors (source_script, gdbinit, 0, RETURN_MASK_ALL);
|
catch_command_errors (source_script, gdbinit, 0, RETURN_MASK_ALL);
|
}
|
}
|
|
|
for (i = 0; i < ncmd; i++)
|
for (i = 0; i < ncmd; i++)
|
{
|
{
|
#if 0
|
#if 0
|
/* NOTE: cagney/1999-11-03: SET_TOP_LEVEL() was a macro that
|
/* NOTE: cagney/1999-11-03: SET_TOP_LEVEL() was a macro that
|
expanded into a call to setjmp(). */
|
expanded into a call to setjmp(). */
|
if (!SET_TOP_LEVEL ()) /* NB: This is #if 0'd out */
|
if (!SET_TOP_LEVEL ()) /* NB: This is #if 0'd out */
|
{
|
{
|
/* NOTE: I am commenting this out, because it is not clear
|
/* NOTE: I am commenting this out, because it is not clear
|
where this feature is used. It is very old and
|
where this feature is used. It is very old and
|
undocumented. ezannoni: 1999-05-04 */
|
undocumented. ezannoni: 1999-05-04 */
|
#if 0
|
#if 0
|
if (cmdarg[i][0] == '-' && cmdarg[i][1] == '\0')
|
if (cmdarg[i][0] == '-' && cmdarg[i][1] == '\0')
|
read_command_file (stdin);
|
read_command_file (stdin);
|
else
|
else
|
#endif
|
#endif
|
source_script (cmdarg[i], !batch);
|
source_script (cmdarg[i], !batch);
|
do_cleanups (ALL_CLEANUPS);
|
do_cleanups (ALL_CLEANUPS);
|
}
|
}
|
#endif
|
#endif
|
if (cmdarg[i].type == CMDARG_FILE)
|
if (cmdarg[i].type == CMDARG_FILE)
|
catch_command_errors (source_script, cmdarg[i].string,
|
catch_command_errors (source_script, cmdarg[i].string,
|
!batch, RETURN_MASK_ALL);
|
!batch, RETURN_MASK_ALL);
|
else /* cmdarg[i].type == CMDARG_COMMAND */
|
else /* cmdarg[i].type == CMDARG_COMMAND */
|
catch_command_errors (execute_command, cmdarg[i].string,
|
catch_command_errors (execute_command, cmdarg[i].string,
|
!batch, RETURN_MASK_ALL);
|
!batch, RETURN_MASK_ALL);
|
}
|
}
|
xfree (cmdarg);
|
xfree (cmdarg);
|
|
|
/* Read in the old history after all the command files have been read. */
|
/* Read in the old history after all the command files have been read. */
|
init_history ();
|
init_history ();
|
|
|
if (batch)
|
if (batch)
|
{
|
{
|
/* We have hit the end of the batch file. */
|
/* We have hit the end of the batch file. */
|
quit_force (NULL, 0);
|
quit_force (NULL, 0);
|
}
|
}
|
|
|
/* Do any host- or target-specific hacks. This is used for i960 targets
|
/* Do any host- or target-specific hacks. This is used for i960 targets
|
to force the user to set a nindy target and spec its parameters. */
|
to force the user to set a nindy target and spec its parameters. */
|
|
|
#ifdef BEFORE_MAIN_LOOP_HOOK
|
#ifdef BEFORE_MAIN_LOOP_HOOK
|
BEFORE_MAIN_LOOP_HOOK;
|
BEFORE_MAIN_LOOP_HOOK;
|
#endif
|
#endif
|
|
|
/* Show time and/or space usage. */
|
/* Show time and/or space usage. */
|
|
|
if (display_time)
|
if (display_time)
|
{
|
{
|
long init_time = get_run_time () - time_at_startup;
|
long init_time = get_run_time () - time_at_startup;
|
|
|
printf_unfiltered (_("Startup time: %ld.%06ld\n"),
|
printf_unfiltered (_("Startup time: %ld.%06ld\n"),
|
init_time / 1000000, init_time % 1000000);
|
init_time / 1000000, init_time % 1000000);
|
}
|
}
|
|
|
if (display_space)
|
if (display_space)
|
{
|
{
|
#ifdef HAVE_SBRK
|
#ifdef HAVE_SBRK
|
extern char **environ;
|
extern char **environ;
|
char *lim = (char *) sbrk (0);
|
char *lim = (char *) sbrk (0);
|
|
|
printf_unfiltered (_("Startup size: data size %ld\n"),
|
printf_unfiltered (_("Startup size: data size %ld\n"),
|
(long) (lim - (char *) &environ));
|
(long) (lim - (char *) &environ));
|
#endif
|
#endif
|
}
|
}
|
|
|
#if 0
|
#if 0
|
/* FIXME: cagney/1999-11-06: The original main loop was like: */
|
/* FIXME: cagney/1999-11-06: The original main loop was like: */
|
while (1)
|
while (1)
|
{
|
{
|
if (!SET_TOP_LEVEL ())
|
if (!SET_TOP_LEVEL ())
|
{
|
{
|
do_cleanups (ALL_CLEANUPS); /* Do complete cleanup */
|
do_cleanups (ALL_CLEANUPS); /* Do complete cleanup */
|
/* GUIs generally have their own command loop, mainloop, or
|
/* GUIs generally have their own command loop, mainloop, or
|
whatever. This is a good place to gain control because
|
whatever. This is a good place to gain control because
|
many error conditions will end up here via longjmp(). */
|
many error conditions will end up here via longjmp(). */
|
if (deprecated_command_loop_hook)
|
if (deprecated_command_loop_hook)
|
deprecated_command_loop_hook ();
|
deprecated_command_loop_hook ();
|
else
|
else
|
deprecated_command_loop ();
|
deprecated_command_loop ();
|
quit_command ((char *) 0, instream == stdin);
|
quit_command ((char *) 0, instream == stdin);
|
}
|
}
|
}
|
}
|
/* NOTE: If the command_loop() returned normally, the loop would
|
/* NOTE: If the command_loop() returned normally, the loop would
|
attempt to exit by calling the function quit_command(). That
|
attempt to exit by calling the function quit_command(). That
|
function would either call exit() or throw an error returning
|
function would either call exit() or throw an error returning
|
control to SET_TOP_LEVEL. */
|
control to SET_TOP_LEVEL. */
|
/* NOTE: The function do_cleanups() was called once each time round
|
/* NOTE: The function do_cleanups() was called once each time round
|
the loop. The usefulness of the call isn't clear. If an error
|
the loop. The usefulness of the call isn't clear. If an error
|
was thrown, everything would have already been cleaned up. If
|
was thrown, everything would have already been cleaned up. If
|
command_loop() returned normally and quit_command() was called,
|
command_loop() returned normally and quit_command() was called,
|
either exit() or error() (again cleaning up) would be called. */
|
either exit() or error() (again cleaning up) would be called. */
|
#endif
|
#endif
|
/* NOTE: cagney/1999-11-07: There is probably no reason for not
|
/* NOTE: cagney/1999-11-07: There is probably no reason for not
|
moving this loop and the code found in captured_command_loop()
|
moving this loop and the code found in captured_command_loop()
|
into the command_loop() proper. The main thing holding back that
|
into the command_loop() proper. The main thing holding back that
|
change - SET_TOP_LEVEL() - has been eliminated. */
|
change - SET_TOP_LEVEL() - has been eliminated. */
|
while (1)
|
while (1)
|
{
|
{
|
catch_errors (captured_command_loop, 0, "", RETURN_MASK_ALL);
|
catch_errors (captured_command_loop, 0, "", RETURN_MASK_ALL);
|
}
|
}
|
/* No exit -- exit is through quit_command. */
|
/* No exit -- exit is through quit_command. */
|
}
|
}
|
|
|
int
|
int
|
gdb_main (struct captured_main_args *args)
|
gdb_main (struct captured_main_args *args)
|
{
|
{
|
use_windows = args->use_windows;
|
use_windows = args->use_windows;
|
catch_errors (captured_main, args, "", RETURN_MASK_ALL);
|
catch_errors (captured_main, args, "", RETURN_MASK_ALL);
|
/* The only way to end up here is by an error (normal exit is
|
/* The only way to end up here is by an error (normal exit is
|
handled by quit_force()), hence always return an error status. */
|
handled by quit_force()), hence always return an error status. */
|
return 1;
|
return 1;
|
}
|
}
|
|
|
|
|
/* Don't use *_filtered for printing help. We don't want to prompt
|
/* Don't use *_filtered for printing help. We don't want to prompt
|
for continue no matter how small the screen or how much we're going
|
for continue no matter how small the screen or how much we're going
|
to print. */
|
to print. */
|
|
|
static void
|
static void
|
print_gdb_help (struct ui_file *stream)
|
print_gdb_help (struct ui_file *stream)
|
{
|
{
|
fputs_unfiltered (_("\
|
fputs_unfiltered (_("\
|
This is the GNU debugger. Usage:\n\n\
|
This is the GNU debugger. Usage:\n\n\
|
gdb [options] [executable-file [core-file or process-id]]\n\
|
gdb [options] [executable-file [core-file or process-id]]\n\
|
gdb [options] --args executable-file [inferior-arguments ...]\n\n\
|
gdb [options] --args executable-file [inferior-arguments ...]\n\n\
|
Options:\n\n\
|
Options:\n\n\
|
"), stream);
|
"), stream);
|
fputs_unfiltered (_("\
|
fputs_unfiltered (_("\
|
--args Arguments after executable-file are passed to inferior\n\
|
--args Arguments after executable-file are passed to inferior\n\
|
"), stream);
|
"), stream);
|
fputs_unfiltered (_("\
|
fputs_unfiltered (_("\
|
-b BAUDRATE Set serial port baud rate used for remote debugging.\n\
|
-b BAUDRATE Set serial port baud rate used for remote debugging.\n\
|
--batch Exit after processing options.\n\
|
--batch Exit after processing options.\n\
|
--batch-silent As for --batch, but suppress all gdb stdout output.\n\
|
--batch-silent As for --batch, but suppress all gdb stdout output.\n\
|
--return-child-result\n\
|
--return-child-result\n\
|
GDB exit code will be the child's exit code.\n\
|
GDB exit code will be the child's exit code.\n\
|
--cd=DIR Change current directory to DIR.\n\
|
--cd=DIR Change current directory to DIR.\n\
|
--command=FILE, -x Execute GDB commands from FILE.\n\
|
--command=FILE, -x Execute GDB commands from FILE.\n\
|
--eval-command=COMMAND, -ex\n\
|
--eval-command=COMMAND, -ex\n\
|
Execute a single GDB command.\n\
|
Execute a single GDB command.\n\
|
May be used multiple times and in conjunction\n\
|
May be used multiple times and in conjunction\n\
|
with --command.\n\
|
with --command.\n\
|
--core=COREFILE Analyze the core dump COREFILE.\n\
|
--core=COREFILE Analyze the core dump COREFILE.\n\
|
--pid=PID Attach to running process PID.\n\
|
--pid=PID Attach to running process PID.\n\
|
"), stream);
|
"), stream);
|
fputs_unfiltered (_("\
|
fputs_unfiltered (_("\
|
--dbx DBX compatibility mode.\n\
|
--dbx DBX compatibility mode.\n\
|
--directory=DIR Search for source files in DIR.\n\
|
--directory=DIR Search for source files in DIR.\n\
|
--epoch Output information used by epoch emacs-GDB interface.\n\
|
--epoch Output information used by epoch emacs-GDB interface.\n\
|
--exec=EXECFILE Use EXECFILE as the executable.\n\
|
--exec=EXECFILE Use EXECFILE as the executable.\n\
|
--fullname Output information used by emacs-GDB interface.\n\
|
--fullname Output information used by emacs-GDB interface.\n\
|
--help Print this message.\n\
|
--help Print this message.\n\
|
"), stream);
|
"), stream);
|
fputs_unfiltered (_("\
|
fputs_unfiltered (_("\
|
--interpreter=INTERP\n\
|
--interpreter=INTERP\n\
|
Select a specific interpreter / user interface\n\
|
Select a specific interpreter / user interface\n\
|
"), stream);
|
"), stream);
|
fputs_unfiltered (_("\
|
fputs_unfiltered (_("\
|
-l TIMEOUT Set timeout in seconds for remote debugging.\n\
|
-l TIMEOUT Set timeout in seconds for remote debugging.\n\
|
--nw Do not use a window interface.\n\
|
--nw Do not use a window interface.\n\
|
--nx Do not read "), stream);
|
--nx Do not read "), stream);
|
fputs_unfiltered (gdbinit, stream);
|
fputs_unfiltered (gdbinit, stream);
|
fputs_unfiltered (_(" file.\n\
|
fputs_unfiltered (_(" file.\n\
|
--quiet Do not print version number on startup.\n\
|
--quiet Do not print version number on startup.\n\
|
--readnow Fully read symbol files on first access.\n\
|
--readnow Fully read symbol files on first access.\n\
|
"), stream);
|
"), stream);
|
fputs_unfiltered (_("\
|
fputs_unfiltered (_("\
|
--se=FILE Use FILE as symbol file and executable file.\n\
|
--se=FILE Use FILE as symbol file and executable file.\n\
|
--symbols=SYMFILE Read symbols from SYMFILE.\n\
|
--symbols=SYMFILE Read symbols from SYMFILE.\n\
|
--tty=TTY Use TTY for input/output by the program being debugged.\n\
|
--tty=TTY Use TTY for input/output by the program being debugged.\n\
|
"), stream);
|
"), stream);
|
#if defined(TUI)
|
#if defined(TUI)
|
fputs_unfiltered (_("\
|
fputs_unfiltered (_("\
|
--tui Use a terminal user interface.\n\
|
--tui Use a terminal user interface.\n\
|
"), stream);
|
"), stream);
|
#endif
|
#endif
|
fputs_unfiltered (_("\
|
fputs_unfiltered (_("\
|
--version Print version information and then exit.\n\
|
--version Print version information and then exit.\n\
|
-w Use a window interface.\n\
|
-w Use a window interface.\n\
|
--write Set writing into executable and core files.\n\
|
--write Set writing into executable and core files.\n\
|
--xdb XDB compatibility mode.\n\
|
--xdb XDB compatibility mode.\n\
|
"), stream);
|
"), stream);
|
fputs_unfiltered (_("\n\
|
fputs_unfiltered (_("\n\
|
For more information, type \"help\" from within GDB, or consult the\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\
|
GDB manual (available as on-line info or a printed manual).\n\
|
Report bugs to \"bug-gdb@gnu.org\".\
|
Report bugs to \"bug-gdb@gnu.org\".\
|
"), stream);
|
"), stream);
|
}
|
}
|
|
|
