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 */
35 maintenance_command PARAMS ((char *, int));
38 maintenance_dump_me PARAMS ((char *, int));
41 maintenance_demangle PARAMS ((char *, int));
47 maintenance_command -- access the maintenance subcommands
51 void maintenance_command (char *args, int from_tty)
58 maintenance_command (args, from_tty)
62 printf ("\"maintenance\" must be followed by the name of a maintenance command.\n");
63 help_list (maintenancelist, "maintenance ", -1, stdout);
69 maintenance_dump_me (args, from_tty)
73 if (query ("Should GDB dump core? "))
75 signal (SIGQUIT, SIG_DFL);
76 kill (getpid (), SIGQUIT);
80 /* Someday we should allow demangling for things other than just
81 explicit strings. For example, we might want to be able to
82 specify the address of a string in either GDB's process space
83 or the debuggee's process space, and have gdb fetch and demangle
84 that string. If we have a char* pointer "ptr" that points to
85 a string, we might want to be able to given just the name and
86 have GDB demangle and print what it points to, etc. (FIXME) */
89 maintenance_demangle (args, from_tty)
95 if (args == NULL || *args == '\0')
97 printf ("\"maintenance demangle\" takes an argument to demangle.\n");
101 demangled = cplus_demangle (args, DMGL_ANSI | DMGL_PARAMS);
102 if (demangled != NULL)
104 printf ("%s\n", demangled);
109 printf ("Can't demangle \"%s\"\n", args);
114 /* The "maintenance info" command is defined as a prefix, with allow_unknown 0.
115 Therefore, its own definition is called only for "maintenance info" with
120 maintenance_info_command (arg, from_tty)
124 printf ("\"maintenance info\" must be followed by the name of an info command.\n");
125 help_list (maintenanceinfolist, "maintenance info ", -1, stdout);
129 print_section_table (abfd, asect, ignore)
136 flags = bfd_get_section_flags (abfd, asect);
138 printf_filtered (" %s",
139 local_hex_string_custom (bfd_section_vma (abfd, asect),
141 printf_filtered ("->%s",
142 local_hex_string_custom ((bfd_section_vma (abfd, asect)
143 + bfd_section_size (abfd, asect)),
145 printf_filtered (" at %s", local_hex_string_custom (asect->filepos, "08"));
146 printf_filtered (": %s", bfd_section_name (abfd, asect));
148 if (flags & SEC_ALLOC)
149 printf_filtered (" ALLOC");
150 if (flags & SEC_LOAD)
151 printf_filtered (" LOAD");
152 if (flags & SEC_RELOC)
153 printf_filtered (" RELOC");
154 if (flags & SEC_READONLY)
155 printf_filtered (" READONLY");
156 if (flags & SEC_CODE)
157 printf_filtered (" CODE");
158 if (flags & SEC_DATA)
159 printf_filtered (" DATA");
161 printf_filtered (" ROM");
162 if (flags & SEC_CONSTRUCTOR)
163 printf_filtered (" CONSTRUCTOR");
164 if (flags & SEC_HAS_CONTENTS)
165 printf_filtered (" HAS_CONTENTS");
166 if (flags & SEC_NEVER_LOAD)
167 printf_filtered (" NEVER_LOAD");
168 if (flags & SEC_SHARED_LIBRARY)
169 printf_filtered (" SHARED_LIBRARY");
170 if (flags & SEC_IS_COMMON)
171 printf_filtered (" IS_COMMON");
173 printf_filtered ("\n");
178 maintenance_info_sections (arg, from_tty)
184 printf_filtered ("Exec file:\n");
185 printf_filtered (" `%s', ", bfd_get_filename(exec_bfd));
187 printf_filtered ("file type %s.\n", bfd_get_target(exec_bfd));
188 bfd_map_over_sections(exec_bfd, print_section_table, 0);
193 printf_filtered ("Core file:\n");
194 printf_filtered (" `%s', ", bfd_get_filename(core_bfd));
196 printf_filtered ("file type %s.\n", bfd_get_target(core_bfd));
197 bfd_map_over_sections(core_bfd, print_section_table, 0);
201 /* The "maintenance print" command is defined as a prefix, with allow_unknown
202 0. Therefore, its own definition is called only for "maintenance print"
207 maintenance_print_command (arg, from_tty)
211 printf ("\"maintenance print\" must be followed by the name of a print command.\n");
212 help_list (maintenanceprintlist, "maintenance print ", -1, stdout);
219 _initialize_maint_cmds -- initialize the process file system stuff
223 void _initialize_maint_cmds (void)
227 Do required initializations during gdb startup for using the
228 /proc file system interface.
234 _initialize_maint_cmds ()
236 add_prefix_cmd ("maintenance", class_maintenance, maintenance_command,
237 "Commands for use by GDB maintainers.\n\
238 Includes commands to dump specific internal GDB structures in\n\
239 a human readable form, to cause GDB to deliberately dump core,\n\
240 to test internal functions such as the C++ demangler, etc.",
241 &maintenancelist, "maintenance ", 0,
244 add_com_alias ("mt", "maintenance", class_maintenance, 1);
246 add_prefix_cmd ("info", class_maintenance, maintenance_info_command,
247 "Commands for showing internal info about the program being debugged.",
248 &maintenanceinfolist, "maintenance info ", 0,
251 add_cmd ("sections", class_maintenance, maintenance_info_sections,
252 "List the BFD sections of the exec and core files.",
253 &maintenanceinfolist);
255 add_prefix_cmd ("print", class_maintenance, maintenance_print_command,
256 "Maintenance command for printing GDB internal state.",
257 &maintenanceprintlist, "maintenance print ", 0,
260 add_cmd ("dump-me", class_maintenance, maintenance_dump_me,
261 "Get fatal error; make debugger dump its core.\n\
262 GDB sets it's handling of SIGQUIT back to SIG_DFL and then sends\n\
263 itself a SIGQUIT signal.",
266 add_cmd ("demangle", class_maintenance, maintenance_demangle,
267 "Demangle a C++ mangled name.\n\
268 Call internal GDB demangler routine to demangle a C++ link name\n\
269 and prints the result.",
272 add_cmd ("type", class_maintenance, maintenance_print_type,
273 "Print a type chain for a given symbol.\n\
274 For each node in a type chain, print the raw data for each member of\n\
275 the type structure, and the interpretation of the data.",
276 &maintenanceprintlist);
278 add_cmd ("symbols", class_maintenance, maintenance_print_symbols,
279 "Print dump of current symbol definitions.\n\
280 Entries in the full symbol table are dumped to file OUTFILE.\n\
281 If a SOURCE file is specified, dump only that file's symbols.",
282 &maintenanceprintlist);
284 add_cmd ("msymbols", class_maintenance, maintenance_print_msymbols,
285 "Print dump of current minimal symbol definitions.\n\
286 Entries in the minimal symbol table are dumped to file OUTFILE.\n\
287 If a SOURCE file is specified, dump only that file's minimal symbols.",
288 &maintenanceprintlist);
290 add_cmd ("psymbols", class_maintenance, maintenance_print_psymbols,
291 "Print dump of current partial symbol definitions.\n\
292 Entries in the partial symbol table are dumped to file OUTFILE.\n\
293 If a SOURCE file is specified, dump only that file's partial symbols.",
294 &maintenanceprintlist);
296 add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles,
297 "Print dump of current object file definitions.",
298 &maintenanceprintlist);
302 #endif /* MAINTENANCE_CMDS */