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-/* Support for GDB maintenance commands.
- Copyright 1992, 1993, 1994 Free Software Foundation, Inc.
- Written by Fred Fish at Cygnus Support.
-
-This file is part of GDB.
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-
-#include "defs.h"
-
-#if MAINTENANCE_CMDS /* Entire rest of file goes away if not including maint cmds */
-
-#include <ctype.h>
-#include <signal.h>
-#include "command.h"
-#include "gdbcmd.h"
-#include "symtab.h"
-#include "gdbtypes.h"
-#include "demangle.h"
-#include "gdbcore.h"
-#include "expression.h" /* For language.h */
-#include "language.h"
-#include "symfile.h"
-#include "objfiles.h"
-#include "value.h"
-
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-
-static void maintenance_command PARAMS ((char *, int));
-
-static void maintenance_dump_me PARAMS ((char *, int));
-
-static void maintenance_demangle PARAMS ((char *, int));
-
-static void maintenance_time_display PARAMS ((char *, int));
-
-static void maintenance_space_display PARAMS ((char *, int));
-
-static void maintenance_info_command PARAMS ((char *, int));
-
-static void print_section_table PARAMS ((bfd *, asection *, PTR));
-
-static void maintenance_info_sections PARAMS ((char *, int));
-
-static void maintenance_print_command PARAMS ((char *, int));
-
-/* Set this to the maximum number of seconds to wait instead of waiting forever
- in target_wait(). If this timer times out, then it generates an error and
- the command is aborted. This replaces most of the need for timeouts in the
- GDB test suite, and makes it possible to distinguish between a hung target
- and one with slow communications. */
-
-int watchdog = 0;
-
-/*
-
-LOCAL FUNCTION
-
- maintenance_command -- access the maintenance subcommands
-
-SYNOPSIS
-
- void maintenance_command (char *args, int from_tty)
-
-DESCRIPTION
-
-*/
-
-static void
-maintenance_command (args, from_tty)
- char *args;
- int from_tty;
-{
- printf_unfiltered ("\"maintenance\" must be followed by the name of a maintenance command.\n");
- help_list (maintenancelist, "maintenance ", -1, gdb_stdout);
-}
-
-#ifndef _WIN32
-/* ARGSUSED */
-static void
-maintenance_dump_me (args, from_tty)
- char *args;
- int from_tty;
-{
- if (query ("Should GDB dump core? "))
- {
- signal (SIGQUIT, SIG_DFL);
- kill (getpid (), SIGQUIT);
- }
-}
-#endif
-
-/* Someday we should allow demangling for things other than just
- explicit strings. For example, we might want to be able to
- specify the address of a string in either GDB's process space
- or the debuggee's process space, and have gdb fetch and demangle
- that string. If we have a char* pointer "ptr" that points to
- a string, we might want to be able to given just the name and
- have GDB demangle and print what it points to, etc. (FIXME) */
-
-static void
-maintenance_demangle (args, from_tty)
- char *args;
- int from_tty;
-{
- char *demangled;
-
- if (args == NULL || *args == '\0')
- {
- printf_unfiltered ("\"maintenance demangle\" takes an argument to demangle.\n");
- }
- else
- {
- demangled = cplus_demangle (args, DMGL_ANSI | DMGL_PARAMS);
- if (demangled != NULL)
- {
- printf_unfiltered ("%s\n", demangled);
- free (demangled);
- }
- else
- {
- printf_unfiltered ("Can't demangle \"%s\"\n", args);
- }
- }
-}
-
-static void
-maintenance_time_display (args, from_tty)
- char *args;
- int from_tty;
-{
- extern int display_time;
-
- if (args == NULL || *args == '\0')
- printf_unfiltered ("\"maintenance time\" takes a numeric argument.\n");
- else
- display_time = strtol (args, NULL, 10);
-}
-
-static void
-maintenance_space_display (args, from_tty)
- char *args;
- int from_tty;
-{
- extern int display_space;
-
- if (args == NULL || *args == '\0')
- printf_unfiltered ("\"maintenance space\" takes a numeric argument.\n");
- else
- display_space = strtol (args, NULL, 10);
-}
-
-/* The "maintenance info" command is defined as a prefix, with allow_unknown 0.
- Therefore, its own definition is called only for "maintenance info" with
- no args. */
-
-/* ARGSUSED */
-static void
-maintenance_info_command (arg, from_tty)
- char *arg;
- int from_tty;
-{
- printf_unfiltered ("\"maintenance info\" must be followed by the name of an info command.\n");
- help_list (maintenanceinfolist, "maintenance info ", -1, gdb_stdout);
-}
-
-static void
-print_section_table (abfd, asect, ignore)
- bfd *abfd;
- asection *asect;
- PTR ignore;
-{
- flagword flags;
-
- flags = bfd_get_section_flags (abfd, asect);
-
- /* FIXME-32x64: Need print_address_numeric with field width. */
- printf_filtered (" %s",
- local_hex_string_custom
- ((unsigned long) bfd_section_vma (abfd, asect), "08l"));
- printf_filtered ("->%s",
- local_hex_string_custom
- ((unsigned long) (bfd_section_vma (abfd, asect)
- + bfd_section_size (abfd, asect)),
- "08l"));
- printf_filtered (" at %s",
- local_hex_string_custom
- ((unsigned long) asect->filepos, "08l"));
- printf_filtered (": %s", bfd_section_name (abfd, asect));
-
- if (flags & SEC_ALLOC)
- printf_filtered (" ALLOC");
- if (flags & SEC_LOAD)
- printf_filtered (" LOAD");
- if (flags & SEC_RELOC)
- printf_filtered (" RELOC");
- if (flags & SEC_READONLY)
- printf_filtered (" READONLY");
- if (flags & SEC_CODE)
- printf_filtered (" CODE");
- if (flags & SEC_DATA)
- printf_filtered (" DATA");
- if (flags & SEC_ROM)
- printf_filtered (" ROM");
- if (flags & SEC_CONSTRUCTOR)
- printf_filtered (" CONSTRUCTOR");
- if (flags & SEC_HAS_CONTENTS)
- printf_filtered (" HAS_CONTENTS");
- if (flags & SEC_NEVER_LOAD)
- printf_filtered (" NEVER_LOAD");
- if (flags & SEC_COFF_SHARED_LIBRARY)
- printf_filtered (" COFF_SHARED_LIBRARY");
- if (flags & SEC_IS_COMMON)
- printf_filtered (" IS_COMMON");
-
- printf_filtered ("\n");
-}
-
-/* ARGSUSED */
-static void
-maintenance_info_sections (arg, from_tty)
- char *arg;
- int from_tty;
-{
- if (exec_bfd)
- {
- 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));
- bfd_map_over_sections(exec_bfd, print_section_table, 0);
- }
-
- if (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_section_table, 0);
- }
-}
-
-/* ARGSUSED */
-void
-maintenance_print_statistics (args, from_tty)
- char *args;
- int from_tty;
-{
- print_objfile_statistics ();
- print_symbol_bcache_statistics ();
-}
-
-/* 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. */
-
-/* ARGSUSED */
-static void
-maintenance_print_command (arg, from_tty)
- 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 ", -1, 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 (arg, from_tty)
- char *arg;
- int from_tty;
-{
- CORE_ADDR address;
- asection *sect;
- char *p;
- struct minimal_symbol *sym;
- struct objfile *objfile;
-
- 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>");
- *p++ = '\000';
- while (isspace (*p)) p++; /* Skip whitespace */
-
- ALL_OBJFILES (objfile)
- {
- sect = bfd_get_section_by_name (objfile->obfd, arg);
- if (sect != NULL)
- break;
- }
-
- if (!sect)
- error ("Unknown section %s.", arg);
- }
-
- 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)
- printf_filtered ("%s+%u\n",
- SYMBOL_SOURCE_NAME (sym),
- address - SYMBOL_VALUE_ADDRESS (sym));
- else if (sect)
- printf_filtered ("no symbol at %s:0x%08x\n", sect->name, address);
- else
- printf_filtered ("no symbol at 0x%08x\n", address);
-
- return;
-}
-
-#endif /* MAINTENANCE_CMDS */
-
-void
-_initialize_maint_cmds ()
-{
-#if MAINTENANCE_CMDS /* Entire file goes away if not including maint cmds */
- 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,\n\
-to test internal functions such as the C++ demangler, 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_cmd ("sections", class_maintenance, maintenance_info_sections,
- "List the BFD sections of the exec and core files.",
- &maintenanceinfolist);
-
- add_prefix_cmd ("print", class_maintenance, maintenance_print_command,
- "Maintenance command for printing GDB internal state.",
- &maintenanceprintlist, "maintenance print ", 0,
- &maintenancelist);
-
-#ifndef _WIN32
- add_cmd ("dump-me", class_maintenance, maintenance_dump_me,
- "Get fatal error; make debugger dump its core.\n\
-GDB sets it's handling of SIGQUIT back to SIG_DFL and then sends\n\
-itself a SIGQUIT signal.",
- &maintenancelist);
-#endif
-
- add_cmd ("demangle", class_maintenance, maintenance_demangle,
- "Demangle a C++ mangled name.\n\
-Call internal GDB demangler routine to demangle a C++ link name\n\
-and prints the result.",
- &maintenancelist);
-
- 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);
-
- 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 ("symbols", class_maintenance, maintenance_print_symbols,
- "Print dump of current symbol definitions.\n\
-Entries in the full symbol table are dumped to file OUTFILE.\n\
-If a SOURCE file is specified, dump only that file's symbols.",
- &maintenanceprintlist);
-
- add_cmd ("msymbols", class_maintenance, maintenance_print_msymbols,
- "Print dump of current minimal symbol definitions.\n\
-Entries in the minimal symbol table are dumped to file OUTFILE.\n\
-If a SOURCE file is specified, dump only that file's minimal symbols.",
- &maintenanceprintlist);
-
- add_cmd ("psymbols", class_maintenance, maintenance_print_psymbols,
- "Print dump of current partial symbol definitions.\n\
-Entries in the partial symbol table are dumped to file OUTFILE.\n\
-If a SOURCE file is specified, dump only that file's partial symbols.",
- &maintenanceprintlist);
-
- add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles,
- "Print dump of current object file definitions.",
- &maintenanceprintlist);
-
- add_cmd ("statistics", class_maintenance, maintenance_print_statistics,
- "Print statistics about internal gdb state.",
- &maintenanceprintlist);
-
- add_cmd ("check-symtabs", class_maintenance, maintenance_check_symtabs,
- "Check consistency of psymtabs and symtabs.",
- &maintenancelist);
-
- add_cmd ("translate-address", class_maintenance, maintenance_translate_address,
- "Translate a section name and address to a symbol.",
- &maintenancelist);
-
- add_show_from_set (
- add_set_cmd ("watchdog", class_maintenance, var_zinteger, (char *)&watchdog,
- "Set watchdog timer.\n\
-When non-zero, this timeout is used instead of waiting forever for a target to\n\
-finish a low-level step or continue operation. If the specified amount of time\n\
-passes without a response from the target, an error occurs.", &setlist),
- &showlist);
-#endif /* MAINTENANCE_CMDS */
-}