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- /* Support for GDB maintenance commands.
- Copyright (C) 1992 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"
-
- static void
- maintenance_command PARAMS ((char *, int));
-
- static void
- maintenance_dump_me PARAMS ((char *, int));
-
- static void
- maintenance_demangle 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 ("\"maintenance\" must be followed by the name of a maintenance command.\n");
- help_list (maintenancelist, "maintenance ", -1, 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 ("\"maintenance demangle\" takes an argument to demangle.\n");
- }
- else
- {
- demangled = cplus_demangle (args, DMGL_ANSI | DMGL_PARAMS);
- if (demangled != NULL)
- {
- printf ("%s\n", demangled);
- free (demangled);
- }
- else
- {
- printf ("Can't demangle \"%s\"\n", args);
- }
- }
- }
-
- /* 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 ("\"maintenance info\" must be followed by the name of an info command.\n");
- help_list (maintenanceinfolist, "maintenance info ", -1, stdout);
- }
-
- /* 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 ("\"maintenance print\" must be followed by the name of a print command.\n");
- help_list (maintenanceprintlist, "maintenance print ", -1, stdout);
- }
-
- /*
-
- GLOBAL FUNCTION
-
- _initialize_maint_cmds -- initialize the process file system stuff
-
- SYNOPSIS
-
- void _initialize_maint_cmds (void)
-
- DESCRIPTION
-
- Do required initializations during gdb startup for using the
- /proc file system interface.
-
- */
-
-
- void
- _initialize_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_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 ("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);
-
- }
-
- #endif /* MAINTENANCE_CMDS */
-