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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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-
- #include "defs.h"
-
- #if MAINTENANCE_CMDS /* Entire file goes away if not including maint cmds */
-
- #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"
-
- 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));
-
- /*
-
- 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);
- }
-
-
- /* 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);
- }
- }
-
- /* 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);
- }
- }
-
- /* 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);
- }
-
- #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);
-
- 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);
-
- 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 ("check-symtabs", class_maintenance, maintenance_check_symtabs,
- "Check consistency of psymtabs and symtabs.",
- &maintenancelist);
- #endif /* MAINTENANCE_CMDS */
- }
-