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 ("\"maintenance\" must be followed by the name of a maintenance command.\n");
65 help_list (maintenancelist, "maintenance ", -1, 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 ("\"maintenance demangle\" takes an argument to demangle.\n");
103 demangled = cplus_demangle (args, DMGL_ANSI | DMGL_PARAMS);
104 if (demangled != NULL)
106 printf ("%s\n", demangled);
111 printf ("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 ("\"maintenance info\" must be followed by the name of an info command.\n");
127 help_list (maintenanceinfolist, "maintenance info ", -1, 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 ("\"maintenance print\" must be followed by the name of a print command.\n");
217 help_list (maintenanceprintlist, "maintenance print ", -1, 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 */