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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, 0);
add_prefix_cmd ("info", class_info, maintenance_info_command,
"Commands for showing things 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 */
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