1363 lines
39 KiB
C
1363 lines
39 KiB
C
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/* Support for GDB maintenance commands.
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Copyright (C) 1992-2020 Free Software Foundation, Inc.
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Written by Fred Fish at Cygnus Support.
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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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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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(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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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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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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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "arch-utils.h"
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#include <ctype.h>
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#include <cmath>
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#include <signal.h>
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#include "command.h"
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#include "gdbcmd.h"
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#include "symtab.h"
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#include "block.h"
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#include "gdbtypes.h"
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#include "demangle.h"
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#include "gdbcore.h"
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#include "expression.h" /* For language.h */
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#include "language.h"
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#include "symfile.h"
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#include "objfiles.h"
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#include "value.h"
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#include "top.h"
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#include "maint.h"
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#include "gdbsupport/selftest.h"
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#include "cli/cli-decode.h"
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#include "cli/cli-utils.h"
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#include "cli/cli-setshow.h"
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#include "cli/cli-cmds.h"
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#if CXX_STD_THREAD
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#include "gdbsupport/thread-pool.h"
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#endif
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static void maintenance_do_deprecate (const char *, int);
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/* Access the maintenance subcommands. */
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static void
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maintenance_command (const char *args, int from_tty)
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{
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printf_unfiltered (_("\"maintenance\" must be followed by "
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"the name of a maintenance command.\n"));
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help_list (maintenancelist, "maintenance ", all_commands, gdb_stdout);
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}
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#ifndef _WIN32
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static void
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maintenance_dump_me (const char *args, int from_tty)
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{
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if (query (_("Should GDB dump core? ")))
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{
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#ifdef __DJGPP__
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/* SIGQUIT by default is ignored, so use SIGABRT instead. */
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signal (SIGABRT, SIG_DFL);
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kill (getpid (), SIGABRT);
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#else
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signal (SIGQUIT, SIG_DFL);
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kill (getpid (), SIGQUIT);
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#endif
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}
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}
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#endif
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/* Stimulate the internal error mechanism that GDB uses when an
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internal problem is detected. Allows testing of the mechanism.
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Also useful when the user wants to drop a core file but not exit
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GDB. */
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static void
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maintenance_internal_error (const char *args, int from_tty)
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{
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internal_error (__FILE__, __LINE__, "%s", (args == NULL ? "" : args));
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}
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/* Stimulate the internal error mechanism that GDB uses when an
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internal problem is detected. Allows testing of the mechanism.
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Also useful when the user wants to drop a core file but not exit
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GDB. */
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static void
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maintenance_internal_warning (const char *args, int from_tty)
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{
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internal_warning (__FILE__, __LINE__, "%s", (args == NULL ? "" : args));
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}
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/* Stimulate the internal error mechanism that GDB uses when an
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demangler problem is detected. Allows testing of the mechanism. */
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static void
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maintenance_demangler_warning (const char *args, int from_tty)
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{
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demangler_warning (__FILE__, __LINE__, "%s", (args == NULL ? "" : args));
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}
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/* Old command to demangle a string. The command has been moved to "demangle".
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It is kept for now because otherwise "mt demangle" gets interpreted as
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"mt demangler-warning" which artificially creates an internal gdb error. */
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static void
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maintenance_demangle (const char *args, int from_tty)
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{
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printf_filtered (_("This command has been moved to \"demangle\".\n"));
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}
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static void
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maintenance_time_display (const char *args, int from_tty)
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{
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if (args == NULL || *args == '\0')
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printf_unfiltered (_("\"maintenance time\" takes a numeric argument.\n"));
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else
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set_per_command_time (strtol (args, NULL, 10));
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}
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static void
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maintenance_space_display (const char *args, int from_tty)
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{
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if (args == NULL || *args == '\0')
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printf_unfiltered ("\"maintenance space\" takes a numeric argument.\n");
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else
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set_per_command_space (strtol (args, NULL, 10));
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}
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/* The "maintenance info" command is defined as a prefix, with
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allow_unknown 0. Therefore, its own definition is called only for
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"maintenance info" with no args. */
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static void
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maintenance_info_command (const char *arg, int from_tty)
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{
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printf_unfiltered (_("\"maintenance info\" must be followed "
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"by the name of an info command.\n"));
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help_list (maintenanceinfolist, "maintenance info ", all_commands,
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gdb_stdout);
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}
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/* The "maintenance check" command is defined as a prefix, with
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allow_unknown 0. Therefore, its own definition is called only for
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"maintenance check" with no args. */
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static void
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maintenance_check_command (const char *arg, int from_tty)
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{
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printf_unfiltered (_("\"maintenance check\" must be followed "
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"by the name of a check command.\n"));
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help_list (maintenancechecklist, "maintenance check ", all_commands,
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gdb_stdout);
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}
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/* Mini tokenizing lexer for 'maint info sections' command. */
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static int
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match_substring (const char *string, const char *substr)
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{
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int substr_len = strlen(substr);
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const char *tok;
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while ((tok = strstr (string, substr)) != NULL)
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{
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/* Got a partial match. Is it a whole word? */
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if (tok == string
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|| tok[-1] == ' '
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|| tok[-1] == '\t')
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{
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/* Token is delimited at the front... */
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if (tok[substr_len] == ' '
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|| tok[substr_len] == '\t'
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|| tok[substr_len] == '\0')
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{
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/* Token is delimited at the rear. Got a whole-word match. */
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return 1;
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}
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}
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/* Token didn't match as a whole word. Advance and try again. */
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string = tok + 1;
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}
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return 0;
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}
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static int
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match_bfd_flags (const char *string, flagword flags)
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{
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if (flags & SEC_ALLOC)
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if (match_substring (string, "ALLOC"))
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return 1;
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if (flags & SEC_LOAD)
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if (match_substring (string, "LOAD"))
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return 1;
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if (flags & SEC_RELOC)
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if (match_substring (string, "RELOC"))
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return 1;
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if (flags & SEC_READONLY)
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if (match_substring (string, "READONLY"))
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return 1;
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if (flags & SEC_CODE)
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if (match_substring (string, "CODE"))
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return 1;
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if (flags & SEC_DATA)
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if (match_substring (string, "DATA"))
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return 1;
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if (flags & SEC_ROM)
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if (match_substring (string, "ROM"))
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return 1;
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if (flags & SEC_CONSTRUCTOR)
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if (match_substring (string, "CONSTRUCTOR"))
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return 1;
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if (flags & SEC_HAS_CONTENTS)
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if (match_substring (string, "HAS_CONTENTS"))
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return 1;
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if (flags & SEC_NEVER_LOAD)
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if (match_substring (string, "NEVER_LOAD"))
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return 1;
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if (flags & SEC_COFF_SHARED_LIBRARY)
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if (match_substring (string, "COFF_SHARED_LIBRARY"))
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return 1;
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if (flags & SEC_IS_COMMON)
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if (match_substring (string, "IS_COMMON"))
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return 1;
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return 0;
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}
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static void
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print_bfd_flags (flagword flags)
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{
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if (flags & SEC_ALLOC)
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printf_filtered (" ALLOC");
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if (flags & SEC_LOAD)
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printf_filtered (" LOAD");
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if (flags & SEC_RELOC)
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printf_filtered (" RELOC");
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if (flags & SEC_READONLY)
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printf_filtered (" READONLY");
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if (flags & SEC_CODE)
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printf_filtered (" CODE");
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if (flags & SEC_DATA)
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printf_filtered (" DATA");
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if (flags & SEC_ROM)
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printf_filtered (" ROM");
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if (flags & SEC_CONSTRUCTOR)
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printf_filtered (" CONSTRUCTOR");
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if (flags & SEC_HAS_CONTENTS)
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printf_filtered (" HAS_CONTENTS");
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if (flags & SEC_NEVER_LOAD)
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printf_filtered (" NEVER_LOAD");
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if (flags & SEC_COFF_SHARED_LIBRARY)
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printf_filtered (" COFF_SHARED_LIBRARY");
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if (flags & SEC_IS_COMMON)
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printf_filtered (" IS_COMMON");
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}
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static void
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maint_print_section_info (const char *name, flagword flags,
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CORE_ADDR addr, CORE_ADDR endaddr,
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unsigned long filepos, int addr_size)
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{
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printf_filtered (" %s", hex_string_custom (addr, addr_size));
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printf_filtered ("->%s", hex_string_custom (endaddr, addr_size));
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printf_filtered (" at %s",
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hex_string_custom ((unsigned long) filepos, 8));
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printf_filtered (": %s", name);
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print_bfd_flags (flags);
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printf_filtered ("\n");
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}
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/* Information passed between the "maintenance info sections" command, and
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the worker function that prints each section. */
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struct maint_print_section_data
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{
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/* The GDB objfile we're printing this section for. */
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struct objfile *objfile;
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/* The argument string passed by the user to the top level maintenance
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info sections command. Used for filtering which sections are
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printed. */
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const char *arg;
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/* The number of digits in the highest section index for all sections
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from the bfd object associated with OBJFILE. Used when pretty
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printing the index number to ensure all of the indexes line up. */
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int index_digits;
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/* Constructor. */
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maint_print_section_data (struct objfile *objfile, const char *arg,
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bfd *abfd)
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: objfile (objfile),
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arg(arg)
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{
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int section_count = gdb_bfd_count_sections (abfd);
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index_digits = ((int) log10 ((float) section_count)) + 1;
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}
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private:
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maint_print_section_data () = delete;
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maint_print_section_data (const maint_print_section_data &) = delete;
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};
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/* Helper function to pretty-print the section index of ASECT from ABFD.
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The INDEX_DIGITS is the number of digits in the largest index that will
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be printed, and is used to pretty-print the resulting string. */
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static void
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print_section_index (bfd *abfd,
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asection *asect,
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int index_digits)
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{
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std::string result
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= string_printf (" [%d] ", gdb_bfd_section_index (abfd, asect));
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/* The '+ 4' for the leading and trailing characters. */
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printf_filtered ("%-*s", (index_digits + 4), result.c_str ());
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}
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/* Print information about ASECT from ABFD. DATUM holds a pointer to a
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maint_print_section_data object. The section will be printed using the
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VMA's from the bfd, which will not be the relocated addresses for bfds
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that should be relocated. The information must be printed with the
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same layout as PRINT_OBJFILE_SECTION_INFO below. */
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static void
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print_bfd_section_info (bfd *abfd,
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asection *asect,
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void *datum)
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{
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flagword flags = bfd_section_flags (asect);
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const char *name = bfd_section_name (asect);
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maint_print_section_data *print_data = (maint_print_section_data *) datum;
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const char *arg = print_data->arg;
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if (arg == NULL || *arg == '\0'
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|| match_substring (arg, name)
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|| match_bfd_flags (arg, flags))
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{
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struct gdbarch *gdbarch = gdbarch_from_bfd (abfd);
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int addr_size = gdbarch_addr_bit (gdbarch) / 8;
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CORE_ADDR addr, endaddr;
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addr = bfd_section_vma (asect);
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endaddr = addr + bfd_section_size (asect);
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print_section_index (abfd, asect, print_data->index_digits);
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maint_print_section_info (name, flags, addr, endaddr,
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asect->filepos, addr_size);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
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/* Print information about ASECT which is GDB's wrapper around a section
|
|||
|
from ABFD. The information must be printed with the same layout as
|
|||
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PRINT_BFD_SECTION_INFO above. PRINT_DATA holds information used to
|
|||
|
filter which sections are printed, and for formatting the output. */
|
|||
|
|
|||
|
static void
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|||
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print_objfile_section_info (bfd *abfd,
|
|||
|
struct obj_section *asect,
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|||
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maint_print_section_data *print_data)
|
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|
{
|
|||
|
flagword flags = bfd_section_flags (asect->the_bfd_section);
|
|||
|
const char *name = bfd_section_name (asect->the_bfd_section);
|
|||
|
const char *string = print_data->arg;
|
|||
|
|
|||
|
if (string == NULL || *string == '\0'
|
|||
|
|| match_substring (string, name)
|
|||
|
|| match_bfd_flags (string, flags))
|
|||
|
{
|
|||
|
struct gdbarch *gdbarch = gdbarch_from_bfd (abfd);
|
|||
|
int addr_size = gdbarch_addr_bit (gdbarch) / 8;
|
|||
|
|
|||
|
print_section_index (abfd, asect->the_bfd_section,
|
|||
|
print_data->index_digits);
|
|||
|
maint_print_section_info (name, flags,
|
|||
|
obj_section_addr (asect),
|
|||
|
obj_section_endaddr (asect),
|
|||
|
asect->the_bfd_section->filepos,
|
|||
|
addr_size);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
/* Find an obj_section, GDB's wrapper around a bfd section for ASECTION
|
|||
|
from ABFD. It might be that no such wrapper exists (for example debug
|
|||
|
sections don't have such wrappers) in which case nullptr is returned. */
|
|||
|
|
|||
|
static obj_section *
|
|||
|
maint_obj_section_from_bfd_section (bfd *abfd,
|
|||
|
asection *asection,
|
|||
|
objfile *ofile)
|
|||
|
{
|
|||
|
if (ofile->sections == nullptr)
|
|||
|
return nullptr;
|
|||
|
|
|||
|
obj_section *osect
|
|||
|
= &ofile->sections[gdb_bfd_section_index (abfd, asection)];
|
|||
|
|
|||
|
if (osect >= ofile->sections_end)
|
|||
|
return nullptr;
|
|||
|
|
|||
|
return osect;
|
|||
|
}
|
|||
|
|
|||
|
/* Print information about ASECT from ABFD. DATUM holds a pointer to a
|
|||
|
maint_print_section_data object. Where possible the information for
|
|||
|
ASECT will print the relocated addresses of the section. */
|
|||
|
|
|||
|
static void
|
|||
|
print_bfd_section_info_maybe_relocated (bfd *abfd,
|
|||
|
asection *asect,
|
|||
|
void *datum)
|
|||
|
{
|
|||
|
maint_print_section_data *print_data = (maint_print_section_data *) datum;
|
|||
|
objfile *objfile = print_data->objfile;
|
|||
|
|
|||
|
gdb_assert (objfile->sections != NULL);
|
|||
|
obj_section *osect
|
|||
|
= maint_obj_section_from_bfd_section (abfd, asect, objfile);
|
|||
|
|
|||
|
if (osect->the_bfd_section == NULL)
|
|||
|
print_bfd_section_info (abfd, asect, datum);
|
|||
|
else
|
|||
|
print_objfile_section_info (abfd, osect, print_data);
|
|||
|
}
|
|||
|
|
|||
|
/* Implement the "maintenance info sections" command. */
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_info_sections (const char *arg, int from_tty)
|
|||
|
{
|
|||
|
if (exec_bfd)
|
|||
|
{
|
|||
|
bool allobj = false;
|
|||
|
|
|||
|
printf_filtered (_("Exec file:\n"));
|
|||
|
printf_filtered (" `%s', ", bfd_get_filename (exec_bfd));
|
|||
|
wrap_here (" ");
|
|||
|
printf_filtered (_("file type %s.\n"), bfd_get_target (exec_bfd));
|
|||
|
|
|||
|
/* Only this function cares about the 'ALLOBJ' argument;
|
|||
|
if 'ALLOBJ' is the only argument, discard it rather than
|
|||
|
passing it down to print_objfile_section_info (which
|
|||
|
wouldn't know how to handle it). */
|
|||
|
if (arg && strcmp (arg, "ALLOBJ") == 0)
|
|||
|
{
|
|||
|
arg = NULL;
|
|||
|
allobj = true;
|
|||
|
}
|
|||
|
|
|||
|
for (objfile *ofile : current_program_space->objfiles ())
|
|||
|
{
|
|||
|
if (allobj)
|
|||
|
printf_filtered (_(" Object file: %s\n"),
|
|||
|
bfd_get_filename (ofile->obfd));
|
|||
|
else if (ofile->obfd != exec_bfd)
|
|||
|
continue;
|
|||
|
|
|||
|
maint_print_section_data print_data (ofile, arg, ofile->obfd);
|
|||
|
|
|||
|
bfd_map_over_sections (ofile->obfd,
|
|||
|
print_bfd_section_info_maybe_relocated,
|
|||
|
(void *) &print_data);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
if (core_bfd)
|
|||
|
{
|
|||
|
maint_print_section_data print_data (nullptr, arg, core_bfd);
|
|||
|
|
|||
|
printf_filtered (_("Core file:\n"));
|
|||
|
printf_filtered (" `%s', ", bfd_get_filename (core_bfd));
|
|||
|
wrap_here (" ");
|
|||
|
printf_filtered (_("file type %s.\n"), bfd_get_target (core_bfd));
|
|||
|
bfd_map_over_sections (core_bfd, print_bfd_section_info,
|
|||
|
(void *) &print_data);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_print_statistics (const char *args, int from_tty)
|
|||
|
{
|
|||
|
print_objfile_statistics ();
|
|||
|
print_symbol_bcache_statistics ();
|
|||
|
}
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_print_architecture (const char *args, int from_tty)
|
|||
|
{
|
|||
|
struct gdbarch *gdbarch = get_current_arch ();
|
|||
|
|
|||
|
if (args == NULL)
|
|||
|
gdbarch_dump (gdbarch, gdb_stdout);
|
|||
|
else
|
|||
|
{
|
|||
|
stdio_file file;
|
|||
|
|
|||
|
if (!file.open (args, "w"))
|
|||
|
perror_with_name (_("maintenance print architecture"));
|
|||
|
gdbarch_dump (gdbarch, &file);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
/* The "maintenance print" command is defined as a prefix, with
|
|||
|
allow_unknown 0. Therefore, its own definition is called only for
|
|||
|
"maintenance print" with no args. */
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_print_command (const char *arg, int from_tty)
|
|||
|
{
|
|||
|
printf_unfiltered (_("\"maintenance print\" must be followed "
|
|||
|
"by the name of a print command.\n"));
|
|||
|
help_list (maintenanceprintlist, "maintenance print ", all_commands,
|
|||
|
gdb_stdout);
|
|||
|
}
|
|||
|
|
|||
|
/* The "maintenance translate-address" command converts a section and address
|
|||
|
to a symbol. This can be called in two ways:
|
|||
|
maintenance translate-address <secname> <addr>
|
|||
|
or maintenance translate-address <addr>. */
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_translate_address (const char *arg, int from_tty)
|
|||
|
{
|
|||
|
CORE_ADDR address;
|
|||
|
struct obj_section *sect;
|
|||
|
const char *p;
|
|||
|
struct bound_minimal_symbol sym;
|
|||
|
|
|||
|
if (arg == NULL || *arg == 0)
|
|||
|
error (_("requires argument (address or section + address)"));
|
|||
|
|
|||
|
sect = NULL;
|
|||
|
p = arg;
|
|||
|
|
|||
|
if (!isdigit (*p))
|
|||
|
{ /* See if we have a valid section name. */
|
|||
|
while (*p && !isspace (*p)) /* Find end of section name. */
|
|||
|
p++;
|
|||
|
if (*p == '\000') /* End of command? */
|
|||
|
error (_("Need to specify section name and address"));
|
|||
|
|
|||
|
int arg_len = p - arg;
|
|||
|
p = skip_spaces (p + 1);
|
|||
|
|
|||
|
for (objfile *objfile : current_program_space->objfiles ())
|
|||
|
ALL_OBJFILE_OSECTIONS (objfile, sect)
|
|||
|
{
|
|||
|
if (strncmp (sect->the_bfd_section->name, arg, arg_len) == 0)
|
|||
|
goto found;
|
|||
|
}
|
|||
|
|
|||
|
error (_("Unknown section %s."), arg);
|
|||
|
found: ;
|
|||
|
}
|
|||
|
|
|||
|
address = parse_and_eval_address (p);
|
|||
|
|
|||
|
if (sect)
|
|||
|
sym = lookup_minimal_symbol_by_pc_section (address, sect);
|
|||
|
else
|
|||
|
sym = lookup_minimal_symbol_by_pc (address);
|
|||
|
|
|||
|
if (sym.minsym)
|
|||
|
{
|
|||
|
const char *symbol_name = sym.minsym->print_name ();
|
|||
|
const char *symbol_offset
|
|||
|
= pulongest (address - BMSYMBOL_VALUE_ADDRESS (sym));
|
|||
|
|
|||
|
sect = MSYMBOL_OBJ_SECTION(sym.objfile, sym.minsym);
|
|||
|
if (sect != NULL)
|
|||
|
{
|
|||
|
const char *section_name;
|
|||
|
const char *obj_name;
|
|||
|
|
|||
|
gdb_assert (sect->the_bfd_section && sect->the_bfd_section->name);
|
|||
|
section_name = sect->the_bfd_section->name;
|
|||
|
|
|||
|
gdb_assert (sect->objfile && objfile_name (sect->objfile));
|
|||
|
obj_name = objfile_name (sect->objfile);
|
|||
|
|
|||
|
if (MULTI_OBJFILE_P ())
|
|||
|
printf_filtered (_("%s + %s in section %s of %s\n"),
|
|||
|
symbol_name, symbol_offset,
|
|||
|
section_name, obj_name);
|
|||
|
else
|
|||
|
printf_filtered (_("%s + %s in section %s\n"),
|
|||
|
symbol_name, symbol_offset, section_name);
|
|||
|
}
|
|||
|
else
|
|||
|
printf_filtered (_("%s + %s\n"), symbol_name, symbol_offset);
|
|||
|
}
|
|||
|
else if (sect)
|
|||
|
printf_filtered (_("no symbol at %s:%s\n"),
|
|||
|
sect->the_bfd_section->name, hex_string (address));
|
|||
|
else
|
|||
|
printf_filtered (_("no symbol at %s\n"), hex_string (address));
|
|||
|
|
|||
|
return;
|
|||
|
}
|
|||
|
|
|||
|
|
|||
|
/* When a command is deprecated the user will be warned the first time
|
|||
|
the command is used. If possible, a replacement will be
|
|||
|
offered. */
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_deprecate (const char *args, int from_tty)
|
|||
|
{
|
|||
|
if (args == NULL || *args == '\0')
|
|||
|
{
|
|||
|
printf_unfiltered (_("\"maintenance deprecate\" takes an argument,\n\
|
|||
|
the command you want to deprecate, and optionally the replacement command\n\
|
|||
|
enclosed in quotes.\n"));
|
|||
|
}
|
|||
|
|
|||
|
maintenance_do_deprecate (args, 1);
|
|||
|
}
|
|||
|
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_undeprecate (const char *args, int from_tty)
|
|||
|
{
|
|||
|
if (args == NULL || *args == '\0')
|
|||
|
{
|
|||
|
printf_unfiltered (_("\"maintenance undeprecate\" takes an argument, \n\
|
|||
|
the command you want to undeprecate.\n"));
|
|||
|
}
|
|||
|
|
|||
|
maintenance_do_deprecate (args, 0);
|
|||
|
}
|
|||
|
|
|||
|
/* You really shouldn't be using this. It is just for the testsuite.
|
|||
|
Rather, you should use deprecate_cmd() when the command is created
|
|||
|
in _initialize_blah().
|
|||
|
|
|||
|
This function deprecates a command and optionally assigns it a
|
|||
|
replacement. */
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_do_deprecate (const char *text, int deprecate)
|
|||
|
{
|
|||
|
struct cmd_list_element *alias = NULL;
|
|||
|
struct cmd_list_element *prefix_cmd = NULL;
|
|||
|
struct cmd_list_element *cmd = NULL;
|
|||
|
|
|||
|
const char *start_ptr = NULL;
|
|||
|
const char *end_ptr = NULL;
|
|||
|
int len;
|
|||
|
char *replacement = NULL;
|
|||
|
|
|||
|
if (text == NULL)
|
|||
|
return;
|
|||
|
|
|||
|
if (!lookup_cmd_composition (text, &alias, &prefix_cmd, &cmd))
|
|||
|
{
|
|||
|
printf_filtered (_("Can't find command '%s' to deprecate.\n"), text);
|
|||
|
return;
|
|||
|
}
|
|||
|
|
|||
|
if (deprecate)
|
|||
|
{
|
|||
|
/* Look for a replacement command. */
|
|||
|
start_ptr = strchr (text, '\"');
|
|||
|
if (start_ptr != NULL)
|
|||
|
{
|
|||
|
start_ptr++;
|
|||
|
end_ptr = strrchr (start_ptr, '\"');
|
|||
|
if (end_ptr != NULL)
|
|||
|
{
|
|||
|
len = end_ptr - start_ptr;
|
|||
|
replacement = savestring (start_ptr, len);
|
|||
|
}
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
if (!start_ptr || !end_ptr)
|
|||
|
replacement = NULL;
|
|||
|
|
|||
|
|
|||
|
/* If they used an alias, we only want to deprecate the alias.
|
|||
|
|
|||
|
Note the MALLOCED_REPLACEMENT test. If the command's replacement
|
|||
|
string was allocated at compile time we don't want to free the
|
|||
|
memory. */
|
|||
|
if (alias)
|
|||
|
{
|
|||
|
if (alias->malloced_replacement)
|
|||
|
xfree ((char *) alias->replacement);
|
|||
|
|
|||
|
if (deprecate)
|
|||
|
{
|
|||
|
alias->deprecated_warn_user = 1;
|
|||
|
alias->cmd_deprecated = 1;
|
|||
|
}
|
|||
|
else
|
|||
|
{
|
|||
|
alias->deprecated_warn_user = 0;
|
|||
|
alias->cmd_deprecated = 0;
|
|||
|
}
|
|||
|
alias->replacement = replacement;
|
|||
|
alias->malloced_replacement = 1;
|
|||
|
return;
|
|||
|
}
|
|||
|
else if (cmd)
|
|||
|
{
|
|||
|
if (cmd->malloced_replacement)
|
|||
|
xfree ((char *) cmd->replacement);
|
|||
|
|
|||
|
if (deprecate)
|
|||
|
{
|
|||
|
cmd->deprecated_warn_user = 1;
|
|||
|
cmd->cmd_deprecated = 1;
|
|||
|
}
|
|||
|
else
|
|||
|
{
|
|||
|
cmd->deprecated_warn_user = 0;
|
|||
|
cmd->cmd_deprecated = 0;
|
|||
|
}
|
|||
|
cmd->replacement = replacement;
|
|||
|
cmd->malloced_replacement = 1;
|
|||
|
return;
|
|||
|
}
|
|||
|
xfree (replacement);
|
|||
|
}
|
|||
|
|
|||
|
/* Maintenance set/show framework. */
|
|||
|
|
|||
|
struct cmd_list_element *maintenance_set_cmdlist;
|
|||
|
struct cmd_list_element *maintenance_show_cmdlist;
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_set_cmd (const char *args, int from_tty)
|
|||
|
{
|
|||
|
printf_unfiltered (_("\"maintenance set\" must be followed "
|
|||
|
"by the name of a set command.\n"));
|
|||
|
help_list (maintenance_set_cmdlist, "maintenance set ", all_commands,
|
|||
|
gdb_stdout);
|
|||
|
}
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_show_cmd (const char *args, int from_tty)
|
|||
|
{
|
|||
|
cmd_show_list (maintenance_show_cmdlist, from_tty, "");
|
|||
|
}
|
|||
|
|
|||
|
/* "maintenance with" command. */
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_with_cmd (const char *args, int from_tty)
|
|||
|
{
|
|||
|
with_command_1 ("maintenance set ", maintenance_set_cmdlist, args, from_tty);
|
|||
|
}
|
|||
|
|
|||
|
/* "maintenance with" command completer. */
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_with_cmd_completer (struct cmd_list_element *ignore,
|
|||
|
completion_tracker &tracker,
|
|||
|
const char *text, const char * /*word*/)
|
|||
|
{
|
|||
|
with_command_completer_1 ("maintenance set ", tracker, text);
|
|||
|
}
|
|||
|
|
|||
|
/* Profiling support. */
|
|||
|
|
|||
|
static bool maintenance_profile_p;
|
|||
|
static void
|
|||
|
show_maintenance_profile_p (struct ui_file *file, int from_tty,
|
|||
|
struct cmd_list_element *c, const char *value)
|
|||
|
{
|
|||
|
fprintf_filtered (file, _("Internal profiling is %s.\n"), value);
|
|||
|
}
|
|||
|
|
|||
|
#ifdef HAVE__ETEXT
|
|||
|
extern char _etext;
|
|||
|
#define TEXTEND &_etext
|
|||
|
#elif defined (HAVE_ETEXT)
|
|||
|
extern char etext;
|
|||
|
#define TEXTEND &etext
|
|||
|
#endif
|
|||
|
|
|||
|
#if defined (HAVE_MONSTARTUP) && defined (HAVE__MCLEANUP) && defined (TEXTEND)
|
|||
|
|
|||
|
static int profiling_state;
|
|||
|
|
|||
|
EXTERN_C void _mcleanup (void);
|
|||
|
|
|||
|
static void
|
|||
|
mcleanup_wrapper (void)
|
|||
|
{
|
|||
|
if (profiling_state)
|
|||
|
_mcleanup ();
|
|||
|
}
|
|||
|
|
|||
|
EXTERN_C void monstartup (unsigned long, unsigned long);
|
|||
|
extern int main ();
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_set_profile_cmd (const char *args, int from_tty,
|
|||
|
struct cmd_list_element *c)
|
|||
|
{
|
|||
|
if (maintenance_profile_p == profiling_state)
|
|||
|
return;
|
|||
|
|
|||
|
profiling_state = maintenance_profile_p;
|
|||
|
|
|||
|
if (maintenance_profile_p)
|
|||
|
{
|
|||
|
static int profiling_initialized;
|
|||
|
|
|||
|
if (!profiling_initialized)
|
|||
|
{
|
|||
|
atexit (mcleanup_wrapper);
|
|||
|
profiling_initialized = 1;
|
|||
|
}
|
|||
|
|
|||
|
/* "main" is now always the first function in the text segment, so use
|
|||
|
its address for monstartup. */
|
|||
|
monstartup ((unsigned long) &main, (unsigned long) TEXTEND);
|
|||
|
}
|
|||
|
else
|
|||
|
{
|
|||
|
extern void _mcleanup (void);
|
|||
|
|
|||
|
_mcleanup ();
|
|||
|
}
|
|||
|
}
|
|||
|
#else
|
|||
|
static void
|
|||
|
maintenance_set_profile_cmd (const char *args, int from_tty,
|
|||
|
struct cmd_list_element *c)
|
|||
|
{
|
|||
|
error (_("Profiling support is not available on this system."));
|
|||
|
}
|
|||
|
#endif
|
|||
|
|
|||
|
static int n_worker_threads = 0;
|
|||
|
|
|||
|
bool worker_threads_disabled ()
|
|||
|
{
|
|||
|
return n_worker_threads == 0;
|
|||
|
}
|
|||
|
|
|||
|
/* Update the thread pool for the desired number of threads. */
|
|||
|
static void
|
|||
|
update_thread_pool_size ()
|
|||
|
{
|
|||
|
#if CXX_STD_THREAD
|
|||
|
int n_threads = n_worker_threads;
|
|||
|
|
|||
|
if (n_threads < 0)
|
|||
|
n_threads = std::thread::hardware_concurrency ();
|
|||
|
|
|||
|
gdb::thread_pool::g_thread_pool->set_thread_count (n_threads);
|
|||
|
#endif
|
|||
|
}
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_set_worker_threads (const char *args, int from_tty,
|
|||
|
struct cmd_list_element *c)
|
|||
|
{
|
|||
|
update_thread_pool_size ();
|
|||
|
}
|
|||
|
|
|||
|
|
|||
|
/* If true, display time usage both at startup and for each command. */
|
|||
|
|
|||
|
static bool per_command_time;
|
|||
|
|
|||
|
/* If true, display space usage both at startup and for each command. */
|
|||
|
|
|||
|
static bool per_command_space;
|
|||
|
|
|||
|
/* If true, display basic symtab stats for each command. */
|
|||
|
|
|||
|
static bool per_command_symtab;
|
|||
|
|
|||
|
/* mt per-command commands. */
|
|||
|
|
|||
|
static struct cmd_list_element *per_command_setlist;
|
|||
|
static struct cmd_list_element *per_command_showlist;
|
|||
|
|
|||
|
/* Set whether to display time statistics to NEW_VALUE
|
|||
|
(non-zero means true). */
|
|||
|
|
|||
|
void
|
|||
|
set_per_command_time (int new_value)
|
|||
|
{
|
|||
|
per_command_time = new_value;
|
|||
|
}
|
|||
|
|
|||
|
/* Set whether to display space statistics to NEW_VALUE
|
|||
|
(non-zero means true). */
|
|||
|
|
|||
|
void
|
|||
|
set_per_command_space (int new_value)
|
|||
|
{
|
|||
|
per_command_space = new_value;
|
|||
|
}
|
|||
|
|
|||
|
/* Count the number of symtabs and blocks. */
|
|||
|
|
|||
|
static void
|
|||
|
count_symtabs_and_blocks (int *nr_symtabs_ptr, int *nr_compunit_symtabs_ptr,
|
|||
|
int *nr_blocks_ptr)
|
|||
|
{
|
|||
|
int nr_symtabs = 0;
|
|||
|
int nr_compunit_symtabs = 0;
|
|||
|
int nr_blocks = 0;
|
|||
|
|
|||
|
/* When collecting statistics during startup, this is called before
|
|||
|
pretty much anything in gdb has been initialized, and thus
|
|||
|
current_program_space may be NULL. */
|
|||
|
if (current_program_space != NULL)
|
|||
|
{
|
|||
|
for (objfile *o : current_program_space->objfiles ())
|
|||
|
{
|
|||
|
for (compunit_symtab *cu : o->compunits ())
|
|||
|
{
|
|||
|
++nr_compunit_symtabs;
|
|||
|
nr_blocks += BLOCKVECTOR_NBLOCKS (COMPUNIT_BLOCKVECTOR (cu));
|
|||
|
nr_symtabs += std::distance (compunit_filetabs (cu).begin (),
|
|||
|
compunit_filetabs (cu).end ());
|
|||
|
}
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
*nr_symtabs_ptr = nr_symtabs;
|
|||
|
*nr_compunit_symtabs_ptr = nr_compunit_symtabs;
|
|||
|
*nr_blocks_ptr = nr_blocks;
|
|||
|
}
|
|||
|
|
|||
|
/* As indicated by display_time and display_space, report GDB's
|
|||
|
elapsed time and space usage from the base time and space recorded
|
|||
|
in this object. */
|
|||
|
|
|||
|
scoped_command_stats::~scoped_command_stats ()
|
|||
|
{
|
|||
|
/* Early exit if we're not reporting any stats. It can be expensive to
|
|||
|
compute the pre-command values so don't collect them at all if we're
|
|||
|
not reporting stats. Alas this doesn't work in the startup case because
|
|||
|
we don't know yet whether we will be reporting the stats. For the
|
|||
|
startup case collect the data anyway (it should be cheap at this point),
|
|||
|
and leave it to the reporter to decide whether to print them. */
|
|||
|
if (m_msg_type
|
|||
|
&& !per_command_time
|
|||
|
&& !per_command_space
|
|||
|
&& !per_command_symtab)
|
|||
|
return;
|
|||
|
|
|||
|
if (m_time_enabled && per_command_time)
|
|||
|
{
|
|||
|
print_time (_("command finished"));
|
|||
|
|
|||
|
using namespace std::chrono;
|
|||
|
|
|||
|
run_time_clock::duration cmd_time
|
|||
|
= run_time_clock::now () - m_start_cpu_time;
|
|||
|
|
|||
|
steady_clock::duration wall_time
|
|||
|
= steady_clock::now () - m_start_wall_time;
|
|||
|
/* Subtract time spend in prompt_for_continue from walltime. */
|
|||
|
wall_time -= get_prompt_for_continue_wait_time ();
|
|||
|
|
|||
|
printf_unfiltered (!m_msg_type
|
|||
|
? _("Startup time: %.6f (cpu), %.6f (wall)\n")
|
|||
|
: _("Command execution time: %.6f (cpu), %.6f (wall)\n"),
|
|||
|
duration<double> (cmd_time).count (),
|
|||
|
duration<double> (wall_time).count ());
|
|||
|
}
|
|||
|
|
|||
|
if (m_space_enabled && per_command_space)
|
|||
|
{
|
|||
|
#ifdef HAVE_USEFUL_SBRK
|
|||
|
char *lim = (char *) sbrk (0);
|
|||
|
|
|||
|
long space_now = lim - lim_at_start;
|
|||
|
long space_diff = space_now - m_start_space;
|
|||
|
|
|||
|
printf_unfiltered (!m_msg_type
|
|||
|
? _("Space used: %ld (%s%ld during startup)\n")
|
|||
|
: _("Space used: %ld (%s%ld for this command)\n"),
|
|||
|
space_now,
|
|||
|
(space_diff >= 0 ? "+" : ""),
|
|||
|
space_diff);
|
|||
|
#endif
|
|||
|
}
|
|||
|
|
|||
|
if (m_symtab_enabled && per_command_symtab)
|
|||
|
{
|
|||
|
int nr_symtabs, nr_compunit_symtabs, nr_blocks;
|
|||
|
|
|||
|
count_symtabs_and_blocks (&nr_symtabs, &nr_compunit_symtabs, &nr_blocks);
|
|||
|
printf_unfiltered (_("#symtabs: %d (+%d),"
|
|||
|
" #compunits: %d (+%d),"
|
|||
|
" #blocks: %d (+%d)\n"),
|
|||
|
nr_symtabs,
|
|||
|
nr_symtabs - m_start_nr_symtabs,
|
|||
|
nr_compunit_symtabs,
|
|||
|
(nr_compunit_symtabs
|
|||
|
- m_start_nr_compunit_symtabs),
|
|||
|
nr_blocks,
|
|||
|
nr_blocks - m_start_nr_blocks);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
scoped_command_stats::scoped_command_stats (bool msg_type)
|
|||
|
: m_msg_type (msg_type)
|
|||
|
{
|
|||
|
if (!m_msg_type || per_command_space)
|
|||
|
{
|
|||
|
#ifdef HAVE_USEFUL_SBRK
|
|||
|
char *lim = (char *) sbrk (0);
|
|||
|
m_start_space = lim - lim_at_start;
|
|||
|
m_space_enabled = 1;
|
|||
|
#endif
|
|||
|
}
|
|||
|
else
|
|||
|
m_space_enabled = 0;
|
|||
|
|
|||
|
if (msg_type == 0 || per_command_time)
|
|||
|
{
|
|||
|
using namespace std::chrono;
|
|||
|
|
|||
|
m_start_cpu_time = run_time_clock::now ();
|
|||
|
m_start_wall_time = steady_clock::now ();
|
|||
|
m_time_enabled = 1;
|
|||
|
|
|||
|
if (per_command_time)
|
|||
|
print_time (_("command started"));
|
|||
|
}
|
|||
|
else
|
|||
|
m_time_enabled = 0;
|
|||
|
|
|||
|
if (msg_type == 0 || per_command_symtab)
|
|||
|
{
|
|||
|
int nr_symtabs, nr_compunit_symtabs, nr_blocks;
|
|||
|
|
|||
|
count_symtabs_and_blocks (&nr_symtabs, &nr_compunit_symtabs, &nr_blocks);
|
|||
|
m_start_nr_symtabs = nr_symtabs;
|
|||
|
m_start_nr_compunit_symtabs = nr_compunit_symtabs;
|
|||
|
m_start_nr_blocks = nr_blocks;
|
|||
|
m_symtab_enabled = 1;
|
|||
|
}
|
|||
|
else
|
|||
|
m_symtab_enabled = 0;
|
|||
|
|
|||
|
/* Initialize timer to keep track of how long we waited for the user. */
|
|||
|
reset_prompt_for_continue_wait_time ();
|
|||
|
}
|
|||
|
|
|||
|
/* See maint.h. */
|
|||
|
|
|||
|
void
|
|||
|
scoped_command_stats::print_time (const char *msg)
|
|||
|
{
|
|||
|
using namespace std::chrono;
|
|||
|
|
|||
|
auto now = system_clock::now ();
|
|||
|
auto ticks = now.time_since_epoch ().count () / (1000 * 1000);
|
|||
|
auto millis = ticks % 1000;
|
|||
|
|
|||
|
std::time_t as_time = system_clock::to_time_t (now);
|
|||
|
struct tm tm;
|
|||
|
localtime_r (&as_time, &tm);
|
|||
|
|
|||
|
char out[100];
|
|||
|
strftime (out, sizeof (out), "%F %H:%M:%S", &tm);
|
|||
|
|
|||
|
printf_unfiltered ("%s.%03d - %s\n", out, (int) millis, msg);
|
|||
|
}
|
|||
|
|
|||
|
/* Handle unknown "mt set per-command" arguments.
|
|||
|
In this case have "mt set per-command on|off" affect every setting. */
|
|||
|
|
|||
|
static void
|
|||
|
set_per_command_cmd (const char *args, int from_tty)
|
|||
|
{
|
|||
|
struct cmd_list_element *list;
|
|||
|
int val;
|
|||
|
|
|||
|
val = parse_cli_boolean_value (args);
|
|||
|
if (val < 0)
|
|||
|
error (_("Bad value for 'mt set per-command no'."));
|
|||
|
|
|||
|
for (list = per_command_setlist; list != NULL; list = list->next)
|
|||
|
if (list->var_type == var_boolean)
|
|||
|
{
|
|||
|
gdb_assert (list->type == set_cmd);
|
|||
|
do_set_command (args, from_tty, list);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
/* Command "show per-command" displays summary of all the current
|
|||
|
"show per-command " settings. */
|
|||
|
|
|||
|
static void
|
|||
|
show_per_command_cmd (const char *args, int from_tty)
|
|||
|
{
|
|||
|
cmd_show_list (per_command_showlist, from_tty, "");
|
|||
|
}
|
|||
|
|
|||
|
|
|||
|
/* The "maintenance selftest" command. */
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_selftest (const char *args, int from_tty)
|
|||
|
{
|
|||
|
#if GDB_SELF_TEST
|
|||
|
selftests::run_tests (args);
|
|||
|
#else
|
|||
|
printf_filtered (_("\
|
|||
|
Selftests have been disabled for this build.\n"));
|
|||
|
#endif
|
|||
|
}
|
|||
|
|
|||
|
static void
|
|||
|
maintenance_info_selftests (const char *arg, int from_tty)
|
|||
|
{
|
|||
|
#if GDB_SELF_TEST
|
|||
|
printf_filtered ("Registered selftests:\n");
|
|||
|
selftests::for_each_selftest ([] (const std::string &name) {
|
|||
|
printf_filtered (" - %s\n", name.c_str ());
|
|||
|
});
|
|||
|
#else
|
|||
|
printf_filtered (_("\
|
|||
|
Selftests have been disabled for this build.\n"));
|
|||
|
#endif
|
|||
|
}
|
|||
|
|
|||
|
|
|||
|
void
|
|||
|
_initialize_maint_cmds (void)
|
|||
|
{
|
|||
|
struct cmd_list_element *cmd;
|
|||
|
|
|||
|
add_prefix_cmd ("maintenance", class_maintenance, maintenance_command, _("\
|
|||
|
Commands for use by GDB maintainers.\n\
|
|||
|
Includes commands to dump specific internal GDB structures in\n\
|
|||
|
a human readable form, to cause GDB to deliberately dump core, etc."),
|
|||
|
&maintenancelist, "maintenance ", 0,
|
|||
|
&cmdlist);
|
|||
|
|
|||
|
add_com_alias ("mt", "maintenance", class_maintenance, 1);
|
|||
|
|
|||
|
add_prefix_cmd ("info", class_maintenance, maintenance_info_command, _("\
|
|||
|
Commands for showing internal info about the program being debugged."),
|
|||
|
&maintenanceinfolist, "maintenance info ", 0,
|
|||
|
&maintenancelist);
|
|||
|
add_alias_cmd ("i", "info", class_maintenance, 1, &maintenancelist);
|
|||
|
|
|||
|
add_cmd ("sections", class_maintenance, maintenance_info_sections, _("\
|
|||
|
List the BFD sections of the exec and core files.\n\
|
|||
|
Arguments may be any combination of:\n\
|
|||
|
[one or more section names]\n\
|
|||
|
ALLOC LOAD RELOC READONLY CODE DATA ROM CONSTRUCTOR\n\
|
|||
|
HAS_CONTENTS NEVER_LOAD COFF_SHARED_LIBRARY IS_COMMON\n\
|
|||
|
Sections matching any argument will be listed (no argument\n\
|
|||
|
implies all sections). In addition, the special argument\n\
|
|||
|
ALLOBJ\n\
|
|||
|
lists all sections from all object files, including shared libraries."),
|
|||
|
&maintenanceinfolist);
|
|||
|
|
|||
|
add_prefix_cmd ("print", class_maintenance, maintenance_print_command,
|
|||
|
_("Maintenance command for printing GDB internal state."),
|
|||
|
&maintenanceprintlist, "maintenance print ", 0,
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
add_prefix_cmd ("set", class_maintenance, maintenance_set_cmd, _("\
|
|||
|
Set GDB internal variables used by the GDB maintainer.\n\
|
|||
|
Configure variables internal to GDB that aid in GDB's maintenance"),
|
|||
|
&maintenance_set_cmdlist, "maintenance set ",
|
|||
|
0/*allow-unknown*/,
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
add_prefix_cmd ("show", class_maintenance, maintenance_show_cmd, _("\
|
|||
|
Show GDB internal variables used by the GDB maintainer.\n\
|
|||
|
Configure variables internal to GDB that aid in GDB's maintenance"),
|
|||
|
&maintenance_show_cmdlist, "maintenance show ",
|
|||
|
0/*allow-unknown*/,
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
cmd = add_cmd ("with", class_maintenance, maintenance_with_cmd, _("\
|
|||
|
Like \"with\", but works with \"maintenance set\" variables.\n\
|
|||
|
Usage: maintenance with SETTING [VALUE] [-- COMMAND]\n\
|
|||
|
With no COMMAND, repeats the last executed command.\n\
|
|||
|
SETTING is any setting you can change with the \"maintenance set\"\n\
|
|||
|
subcommands."),
|
|||
|
&maintenancelist);
|
|||
|
set_cmd_completer_handle_brkchars (cmd, maintenance_with_cmd_completer);
|
|||
|
|
|||
|
#ifndef _WIN32
|
|||
|
add_cmd ("dump-me", class_maintenance, maintenance_dump_me, _("\
|
|||
|
Get fatal error; make debugger dump its core.\n\
|
|||
|
GDB sets its handling of SIGQUIT back to SIG_DFL and then sends\n\
|
|||
|
itself a SIGQUIT signal."),
|
|||
|
&maintenancelist);
|
|||
|
#endif
|
|||
|
|
|||
|
add_cmd ("internal-error", class_maintenance,
|
|||
|
maintenance_internal_error, _("\
|
|||
|
Give GDB an internal error.\n\
|
|||
|
Cause GDB to behave as if an internal error was detected."),
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
add_cmd ("internal-warning", class_maintenance,
|
|||
|
maintenance_internal_warning, _("\
|
|||
|
Give GDB an internal warning.\n\
|
|||
|
Cause GDB to behave as if an internal warning was reported."),
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
add_cmd ("demangler-warning", class_maintenance,
|
|||
|
maintenance_demangler_warning, _("\
|
|||
|
Give GDB a demangler warning.\n\
|
|||
|
Cause GDB to behave as if a demangler warning was reported."),
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
cmd = add_cmd ("demangle", class_maintenance, maintenance_demangle, _("\
|
|||
|
This command has been moved to \"demangle\"."),
|
|||
|
&maintenancelist);
|
|||
|
deprecate_cmd (cmd, "demangle");
|
|||
|
|
|||
|
add_prefix_cmd ("per-command", class_maintenance, set_per_command_cmd, _("\
|
|||
|
Per-command statistics settings."),
|
|||
|
&per_command_setlist, "maintenance set per-command ",
|
|||
|
1/*allow-unknown*/, &maintenance_set_cmdlist);
|
|||
|
|
|||
|
add_prefix_cmd ("per-command", class_maintenance, show_per_command_cmd, _("\
|
|||
|
Show per-command statistics settings."),
|
|||
|
&per_command_showlist, "maintenance show per-command ",
|
|||
|
0/*allow-unknown*/, &maintenance_show_cmdlist);
|
|||
|
|
|||
|
add_setshow_boolean_cmd ("time", class_maintenance,
|
|||
|
&per_command_time, _("\
|
|||
|
Set whether to display per-command execution time."), _("\
|
|||
|
Show whether to display per-command execution time."),
|
|||
|
_("\
|
|||
|
If enabled, the execution time for each command will be\n\
|
|||
|
displayed following the command's output."),
|
|||
|
NULL, NULL,
|
|||
|
&per_command_setlist, &per_command_showlist);
|
|||
|
|
|||
|
add_setshow_boolean_cmd ("space", class_maintenance,
|
|||
|
&per_command_space, _("\
|
|||
|
Set whether to display per-command space usage."), _("\
|
|||
|
Show whether to display per-command space usage."),
|
|||
|
_("\
|
|||
|
If enabled, the space usage for each command will be\n\
|
|||
|
displayed following the command's output."),
|
|||
|
NULL, NULL,
|
|||
|
&per_command_setlist, &per_command_showlist);
|
|||
|
|
|||
|
add_setshow_boolean_cmd ("symtab", class_maintenance,
|
|||
|
&per_command_symtab, _("\
|
|||
|
Set whether to display per-command symtab statistics."), _("\
|
|||
|
Show whether to display per-command symtab statistics."),
|
|||
|
_("\
|
|||
|
If enabled, the basic symtab statistics for each command will be\n\
|
|||
|
displayed following the command's output."),
|
|||
|
NULL, NULL,
|
|||
|
&per_command_setlist, &per_command_showlist);
|
|||
|
|
|||
|
/* This is equivalent to "mt set per-command time on".
|
|||
|
Kept because some people are used to typing "mt time 1". */
|
|||
|
add_cmd ("time", class_maintenance, maintenance_time_display, _("\
|
|||
|
Set the display of time usage.\n\
|
|||
|
If nonzero, will cause the execution time for each command to be\n\
|
|||
|
displayed, following the command's output."),
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
/* This is equivalent to "mt set per-command space on".
|
|||
|
Kept because some people are used to typing "mt space 1". */
|
|||
|
add_cmd ("space", class_maintenance, maintenance_space_display, _("\
|
|||
|
Set the display of space usage.\n\
|
|||
|
If nonzero, will cause the execution space for each command to be\n\
|
|||
|
displayed, following the command's output."),
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
add_cmd ("type", class_maintenance, maintenance_print_type, _("\
|
|||
|
Print a type chain for a given symbol.\n\
|
|||
|
For each node in a type chain, print the raw data for each member of\n\
|
|||
|
the type structure, and the interpretation of the data."),
|
|||
|
&maintenanceprintlist);
|
|||
|
|
|||
|
add_cmd ("statistics", class_maintenance, maintenance_print_statistics,
|
|||
|
_("Print statistics about internal gdb state."),
|
|||
|
&maintenanceprintlist);
|
|||
|
|
|||
|
add_cmd ("architecture", class_maintenance,
|
|||
|
maintenance_print_architecture, _("\
|
|||
|
Print the internal architecture configuration.\n\
|
|||
|
Takes an optional file parameter."),
|
|||
|
&maintenanceprintlist);
|
|||
|
|
|||
|
add_prefix_cmd ("check", class_maintenance, maintenance_check_command, _("\
|
|||
|
Commands for checking internal gdb state."),
|
|||
|
&maintenancechecklist, "maintenance check ", 0,
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
add_cmd ("translate-address", class_maintenance,
|
|||
|
maintenance_translate_address,
|
|||
|
_("Translate a section name and address to a symbol."),
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
add_cmd ("deprecate", class_maintenance, maintenance_deprecate, _("\
|
|||
|
Deprecate a command (for testing purposes).\n\
|
|||
|
Usage: maintenance deprecate COMMANDNAME [\"REPLACEMENT\"]\n\
|
|||
|
This is used by the testsuite to check the command deprecator.\n\
|
|||
|
You probably shouldn't use this,\n\
|
|||
|
rather you should use the C function deprecate_cmd()."), &maintenancelist);
|
|||
|
|
|||
|
add_cmd ("undeprecate", class_maintenance, maintenance_undeprecate, _("\
|
|||
|
Undeprecate a command (for testing purposes).\n\
|
|||
|
Usage: maintenance undeprecate COMMANDNAME\n\
|
|||
|
This is used by the testsuite to check the command deprecator.\n\
|
|||
|
You probably shouldn't use this."),
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
add_cmd ("selftest", class_maintenance, maintenance_selftest, _("\
|
|||
|
Run gdb's unit tests.\n\
|
|||
|
Usage: maintenance selftest [FILTER]\n\
|
|||
|
This will run any unit tests that were built in to gdb.\n\
|
|||
|
If a filter is given, only the tests with that value in their name will ran."),
|
|||
|
&maintenancelist);
|
|||
|
|
|||
|
add_cmd ("selftests", class_maintenance, maintenance_info_selftests,
|
|||
|
_("List the registered selftests."), &maintenanceinfolist);
|
|||
|
|
|||
|
add_setshow_boolean_cmd ("profile", class_maintenance,
|
|||
|
&maintenance_profile_p, _("\
|
|||
|
Set internal profiling."), _("\
|
|||
|
Show internal profiling."), _("\
|
|||
|
When enabled GDB is profiled."),
|
|||
|
maintenance_set_profile_cmd,
|
|||
|
show_maintenance_profile_p,
|
|||
|
&maintenance_set_cmdlist,
|
|||
|
&maintenance_show_cmdlist);
|
|||
|
|
|||
|
add_setshow_zuinteger_unlimited_cmd ("worker-threads",
|
|||
|
class_maintenance,
|
|||
|
&n_worker_threads, _("\
|
|||
|
Set the number of worker threads GDB can use."), _("\
|
|||
|
Show the number of worker threads GDB can use."), _("\
|
|||
|
GDB may use multiple threads to speed up certain CPU-intensive operations,\n\
|
|||
|
such as demangling symbol names."),
|
|||
|
maintenance_set_worker_threads, NULL,
|
|||
|
&maintenance_set_cmdlist,
|
|||
|
&maintenance_show_cmdlist);
|
|||
|
|
|||
|
update_thread_pool_size ();
|
|||
|
}
|