1 /* Support for GDB maintenance commands.
2 Copyright (C) 1992 Free Software Foundation, Inc.
3 Written by Fred Fish at Cygnus Support.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
24 #if MAINTENANCE_CMDS /* Entire file goes away if not including maint cmds */
33 #include "expression.h" /* For language.h */
37 maintenance_command
PARAMS ((char *, int));
40 maintenance_dump_me
PARAMS ((char *, int));
43 maintenance_demangle
PARAMS ((char *, int));
49 maintenance_command -- access the maintenance subcommands
53 void maintenance_command (char *args, int from_tty)
60 maintenance_command (args
, from_tty
)
64 printf_unfiltered ("\"maintenance\" must be followed by the name of a maintenance command.\n");
65 help_list (maintenancelist
, "maintenance ", -1, gdb_stdout
);
71 maintenance_dump_me (args
, from_tty
)
75 if (query ("Should GDB dump core? "))
77 signal (SIGQUIT
, SIG_DFL
);
78 kill (getpid (), SIGQUIT
);
82 /* Someday we should allow demangling for things other than just
83 explicit strings. For example, we might want to be able to
84 specify the address of a string in either GDB's process space
85 or the debuggee's process space, and have gdb fetch and demangle
86 that string. If we have a char* pointer "ptr" that points to
87 a string, we might want to be able to given just the name and
88 have GDB demangle and print what it points to, etc. (FIXME) */
91 maintenance_demangle (args
, from_tty
)
97 if (args
== NULL
|| *args
== '\0')
99 printf_unfiltered ("\"maintenance demangle\" takes an argument to demangle.\n");
103 demangled
= cplus_demangle (args
, DMGL_ANSI
| DMGL_PARAMS
);
104 if (demangled
!= NULL
)
106 printf_unfiltered ("%s\n", demangled
);
111 printf_unfiltered ("Can't demangle \"%s\"\n", args
);
116 /* The "maintenance info" command is defined as a prefix, with allow_unknown 0.
117 Therefore, its own definition is called only for "maintenance info" with
122 maintenance_info_command (arg
, from_tty
)
126 printf_unfiltered ("\"maintenance info\" must be followed by the name of an info command.\n");
127 help_list (maintenanceinfolist
, "maintenance info ", -1, gdb_stdout
);
131 print_section_table (abfd
, asect
, ignore
)
138 flags
= bfd_get_section_flags (abfd
, asect
);
140 printf_filtered (" %s",
141 local_hex_string_custom
142 ((unsigned long) bfd_section_vma (abfd
, asect
), "08l"));
143 printf_filtered ("->%s",
144 local_hex_string_custom
145 ((unsigned long) (bfd_section_vma (abfd
, asect
)
146 + bfd_section_size (abfd
, asect
)),
148 printf_filtered (" at %s",
149 local_hex_string_custom
150 ((unsigned long) asect
->filepos
, "08l"));
151 printf_filtered (": %s", bfd_section_name (abfd
, asect
));
153 if (flags
& SEC_ALLOC
)
154 printf_filtered (" ALLOC");
155 if (flags
& SEC_LOAD
)
156 printf_filtered (" LOAD");
157 if (flags
& SEC_RELOC
)
158 printf_filtered (" RELOC");
159 if (flags
& SEC_READONLY
)
160 printf_filtered (" READONLY");
161 if (flags
& SEC_CODE
)
162 printf_filtered (" CODE");
163 if (flags
& SEC_DATA
)
164 printf_filtered (" DATA");
166 printf_filtered (" ROM");
167 if (flags
& SEC_CONSTRUCTOR
)
168 printf_filtered (" CONSTRUCTOR");
169 if (flags
& SEC_HAS_CONTENTS
)
170 printf_filtered (" HAS_CONTENTS");
171 if (flags
& SEC_NEVER_LOAD
)
172 printf_filtered (" NEVER_LOAD");
173 if (flags
& SEC_SHARED_LIBRARY
)
174 printf_filtered (" SHARED_LIBRARY");
175 if (flags
& SEC_IS_COMMON
)
176 printf_filtered (" IS_COMMON");
178 printf_filtered ("\n");
183 maintenance_info_sections (arg
, from_tty
)
189 printf_filtered ("Exec file:\n");
190 printf_filtered (" `%s', ", bfd_get_filename(exec_bfd
));
192 printf_filtered ("file type %s.\n", bfd_get_target(exec_bfd
));
193 bfd_map_over_sections(exec_bfd
, print_section_table
, 0);
198 printf_filtered ("Core file:\n");
199 printf_filtered (" `%s', ", bfd_get_filename(core_bfd
));
201 printf_filtered ("file type %s.\n", bfd_get_target(core_bfd
));
202 bfd_map_over_sections(core_bfd
, print_section_table
, 0);
206 /* The "maintenance print" command is defined as a prefix, with allow_unknown
207 0. Therefore, its own definition is called only for "maintenance print"
212 maintenance_print_command (arg
, from_tty
)
216 printf_unfiltered ("\"maintenance print\" must be followed by the name of a print command.\n");
217 help_list (maintenanceprintlist
, "maintenance print ", -1, gdb_stdout
);
220 #endif /* MAINTENANCE_CMDS */
223 _initialize_maint_cmds ()
225 #if MAINTENANCE_CMDS /* Entire file goes away if not including maint cmds */
226 add_prefix_cmd ("maintenance", class_maintenance
, maintenance_command
,
227 "Commands for use by GDB maintainers.\n\
228 Includes commands to dump specific internal GDB structures in\n\
229 a human readable form, to cause GDB to deliberately dump core,\n\
230 to test internal functions such as the C++ demangler, etc.",
231 &maintenancelist
, "maintenance ", 0,
234 add_com_alias ("mt", "maintenance", class_maintenance
, 1);
236 add_prefix_cmd ("info", class_maintenance
, maintenance_info_command
,
237 "Commands for showing internal info about the program being debugged.",
238 &maintenanceinfolist
, "maintenance info ", 0,
241 add_cmd ("sections", class_maintenance
, maintenance_info_sections
,
242 "List the BFD sections of the exec and core files.",
243 &maintenanceinfolist
);
245 add_prefix_cmd ("print", class_maintenance
, maintenance_print_command
,
246 "Maintenance command for printing GDB internal state.",
247 &maintenanceprintlist
, "maintenance print ", 0,
250 add_cmd ("dump-me", class_maintenance
, maintenance_dump_me
,
251 "Get fatal error; make debugger dump its core.\n\
252 GDB sets it's handling of SIGQUIT back to SIG_DFL and then sends\n\
253 itself a SIGQUIT signal.",
256 add_cmd ("demangle", class_maintenance
, maintenance_demangle
,
257 "Demangle a C++ mangled name.\n\
258 Call internal GDB demangler routine to demangle a C++ link name\n\
259 and prints the result.",
262 add_cmd ("type", class_maintenance
, maintenance_print_type
,
263 "Print a type chain for a given symbol.\n\
264 For each node in a type chain, print the raw data for each member of\n\
265 the type structure, and the interpretation of the data.",
266 &maintenanceprintlist
);
268 add_cmd ("symbols", class_maintenance
, maintenance_print_symbols
,
269 "Print dump of current symbol definitions.\n\
270 Entries in the full symbol table are dumped to file OUTFILE.\n\
271 If a SOURCE file is specified, dump only that file's symbols.",
272 &maintenanceprintlist
);
274 add_cmd ("msymbols", class_maintenance
, maintenance_print_msymbols
,
275 "Print dump of current minimal symbol definitions.\n\
276 Entries in the minimal symbol table are dumped to file OUTFILE.\n\
277 If a SOURCE file is specified, dump only that file's minimal symbols.",
278 &maintenanceprintlist
);
280 add_cmd ("psymbols", class_maintenance
, maintenance_print_psymbols
,
281 "Print dump of current partial symbol definitions.\n\
282 Entries in the partial symbol table are dumped to file OUTFILE.\n\
283 If a SOURCE file is specified, dump only that file's partial symbols.",
284 &maintenanceprintlist
);
286 add_cmd ("objfiles", class_maintenance
, maintenance_print_objfiles
,
287 "Print dump of current object file definitions.",
288 &maintenanceprintlist
);
289 #endif /* MAINTENANCE_CMDS */