1 /* Support for GDB maintenance commands.
2 Copyright 1992, 1993, 1994 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
24 #if MAINTENANCE_CMDS /* Entire rest of file goes away if not including maint cmds */
33 #include "expression.h" /* For language.h */
42 static void maintenance_command PARAMS ((char *, int));
44 static void maintenance_dump_me PARAMS ((char *, int));
46 static void maintenance_demangle PARAMS ((char *, int));
48 static void maintenance_time_display PARAMS ((char *, int));
50 static void maintenance_space_display PARAMS ((char *, int));
52 /* Set this to the maximum number of seconds to wait instead of waiting forever
53 in target_wait(). If this timer times out, then it generates an error and
54 the command is aborted. This replaces most of the need for timeouts in the
55 GDB test suite, and makes it possible to distinguish between a hung target
56 and one with slow communications. */
64 maintenance_command -- access the maintenance subcommands
68 void maintenance_command (char *args, int from_tty)
75 maintenance_command (args, from_tty)
79 printf_unfiltered ("\"maintenance\" must be followed by the name of a maintenance command.\n");
80 help_list (maintenancelist, "maintenance ", -1, gdb_stdout);
86 maintenance_dump_me (args, from_tty)
90 if (query ("Should GDB dump core? "))
92 signal (SIGQUIT, SIG_DFL);
93 kill (getpid (), SIGQUIT);
97 /* Someday we should allow demangling for things other than just
98 explicit strings. For example, we might want to be able to
99 specify the address of a string in either GDB's process space
100 or the debuggee's process space, and have gdb fetch and demangle
101 that string. If we have a char* pointer "ptr" that points to
102 a string, we might want to be able to given just the name and
103 have GDB demangle and print what it points to, etc. (FIXME) */
106 maintenance_demangle (args, from_tty)
112 if (args == NULL || *args == '\0')
114 printf_unfiltered ("\"maintenance demangle\" takes an argument to demangle.\n");
118 demangled = cplus_demangle (args, DMGL_ANSI | DMGL_PARAMS);
119 if (demangled != NULL)
121 printf_unfiltered ("%s\n", demangled);
126 printf_unfiltered ("Can't demangle \"%s\"\n", args);
132 maintenance_time_display (args, from_tty)
136 extern int display_time;
138 if (args == NULL || *args == '\0')
139 printf_unfiltered ("\"maintenance time\" takes a numeric argument.\n");
141 display_time = strtol (args, NULL, 10);
145 maintenance_space_display (args, from_tty)
149 extern int display_space;
151 if (args == NULL || *args == '\0')
152 printf_unfiltered ("\"maintenance space\" takes a numeric argument.\n");
154 display_space = strtol (args, NULL, 10);
157 /* The "maintenance info" command is defined as a prefix, with allow_unknown 0.
158 Therefore, its own definition is called only for "maintenance info" with
163 maintenance_info_command (arg, from_tty)
167 printf_unfiltered ("\"maintenance info\" must be followed by the name of an info command.\n");
168 help_list (maintenanceinfolist, "maintenance info ", -1, gdb_stdout);
172 print_section_table (abfd, asect, ignore)
179 flags = bfd_get_section_flags (abfd, asect);
181 /* FIXME-32x64: Need print_address_numeric with field width. */
182 printf_filtered (" %s",
183 local_hex_string_custom
184 ((unsigned long) bfd_section_vma (abfd, asect), "08l"));
185 printf_filtered ("->%s",
186 local_hex_string_custom
187 ((unsigned long) (bfd_section_vma (abfd, asect)
188 + bfd_section_size (abfd, asect)),
190 printf_filtered (" at %s",
191 local_hex_string_custom
192 ((unsigned long) asect->filepos, "08l"));
193 printf_filtered (": %s", bfd_section_name (abfd, asect));
195 if (flags & SEC_ALLOC)
196 printf_filtered (" ALLOC");
197 if (flags & SEC_LOAD)
198 printf_filtered (" LOAD");
199 if (flags & SEC_RELOC)
200 printf_filtered (" RELOC");
201 if (flags & SEC_READONLY)
202 printf_filtered (" READONLY");
203 if (flags & SEC_CODE)
204 printf_filtered (" CODE");
205 if (flags & SEC_DATA)
206 printf_filtered (" DATA");
208 printf_filtered (" ROM");
209 if (flags & SEC_CONSTRUCTOR)
210 printf_filtered (" CONSTRUCTOR");
211 if (flags & SEC_HAS_CONTENTS)
212 printf_filtered (" HAS_CONTENTS");
213 if (flags & SEC_NEVER_LOAD)
214 printf_filtered (" NEVER_LOAD");
215 if (flags & SEC_COFF_SHARED_LIBRARY)
216 printf_filtered (" COFF_SHARED_LIBRARY");
217 if (flags & SEC_IS_COMMON)
218 printf_filtered (" IS_COMMON");
220 printf_filtered ("\n");
225 maintenance_info_sections (arg, from_tty)
231 printf_filtered ("Exec file:\n");
232 printf_filtered (" `%s', ", bfd_get_filename(exec_bfd));
234 printf_filtered ("file type %s.\n", bfd_get_target(exec_bfd));
235 bfd_map_over_sections(exec_bfd, print_section_table, 0);
240 printf_filtered ("Core file:\n");
241 printf_filtered (" `%s', ", bfd_get_filename(core_bfd));
243 printf_filtered ("file type %s.\n", bfd_get_target(core_bfd));
244 bfd_map_over_sections(core_bfd, print_section_table, 0);
250 maintenance_print_statistics (args, from_tty)
254 print_objfile_statistics ();
255 print_symbol_bcache_statistics ();
258 /* The "maintenance print" command is defined as a prefix, with allow_unknown
259 0. Therefore, its own definition is called only for "maintenance print"
264 maintenance_print_command (arg, from_tty)
268 printf_unfiltered ("\"maintenance print\" must be followed by the name of a print command.\n");
269 help_list (maintenanceprintlist, "maintenance print ", -1, gdb_stdout);
272 #endif /* MAINTENANCE_CMDS */
275 _initialize_maint_cmds ()
277 #if MAINTENANCE_CMDS /* Entire file goes away if not including maint cmds */
278 add_prefix_cmd ("maintenance", class_maintenance, maintenance_command,
279 "Commands for use by GDB maintainers.\n\
280 Includes commands to dump specific internal GDB structures in\n\
281 a human readable form, to cause GDB to deliberately dump core,\n\
282 to test internal functions such as the C++ demangler, etc.",
283 &maintenancelist, "maintenance ", 0,
286 add_com_alias ("mt", "maintenance", class_maintenance, 1);
288 add_prefix_cmd ("info", class_maintenance, maintenance_info_command,
289 "Commands for showing internal info about the program being debugged.",
290 &maintenanceinfolist, "maintenance info ", 0,
293 add_cmd ("sections", class_maintenance, maintenance_info_sections,
294 "List the BFD sections of the exec and core files.",
295 &maintenanceinfolist);
297 add_prefix_cmd ("print", class_maintenance, maintenance_print_command,
298 "Maintenance command for printing GDB internal state.",
299 &maintenanceprintlist, "maintenance print ", 0,
302 add_cmd ("dump-me", class_maintenance, maintenance_dump_me,
303 "Get fatal error; make debugger dump its core.\n\
304 GDB sets it's handling of SIGQUIT back to SIG_DFL and then sends\n\
305 itself a SIGQUIT signal.",
308 add_cmd ("demangle", class_maintenance, maintenance_demangle,
309 "Demangle a C++ mangled name.\n\
310 Call internal GDB demangler routine to demangle a C++ link name\n\
311 and prints the result.",
314 add_cmd ("time", class_maintenance, maintenance_time_display,
315 "Set the display of time usage.\n\
316 If nonzero, will cause the execution time for each command to be\n\
317 displayed, following the command's output.",
320 add_cmd ("space", class_maintenance, maintenance_space_display,
321 "Set the display of space usage.\n\
322 If nonzero, will cause the execution space for each command to be\n\
323 displayed, following the command's output.",
326 add_cmd ("type", class_maintenance, maintenance_print_type,
327 "Print a type chain for a given symbol.\n\
328 For each node in a type chain, print the raw data for each member of\n\
329 the type structure, and the interpretation of the data.",
330 &maintenanceprintlist);
332 add_cmd ("symbols", class_maintenance, maintenance_print_symbols,
333 "Print dump of current symbol definitions.\n\
334 Entries in the full symbol table are dumped to file OUTFILE.\n\
335 If a SOURCE file is specified, dump only that file's symbols.",
336 &maintenanceprintlist);
338 add_cmd ("msymbols", class_maintenance, maintenance_print_msymbols,
339 "Print dump of current minimal symbol definitions.\n\
340 Entries in the minimal symbol table are dumped to file OUTFILE.\n\
341 If a SOURCE file is specified, dump only that file's minimal symbols.",
342 &maintenanceprintlist);
344 add_cmd ("psymbols", class_maintenance, maintenance_print_psymbols,
345 "Print dump of current partial symbol definitions.\n\
346 Entries in the partial symbol table are dumped to file OUTFILE.\n\
347 If a SOURCE file is specified, dump only that file's partial symbols.",
348 &maintenanceprintlist);
350 add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles,
351 "Print dump of current object file definitions.",
352 &maintenanceprintlist);
354 add_cmd ("statistics", class_maintenance, maintenance_print_statistics,
355 "Print statistics about internal gdb state.",
356 &maintenanceprintlist);
358 add_cmd ("check-symtabs", class_maintenance, maintenance_check_symtabs,
359 "Check consistency of psymtabs and symtabs.",
363 add_set_cmd ("watchdog", class_maintenance, var_zinteger, (char *)&watchdog,
364 "Set watchdog timer.\n\
365 When non-zero, this timeout is used instead of waiting forever for a target to\n\
366 finish a low-level step or continue operation. If the specified amount of time\n\
367 passes without a response from the target, an error occurs.", &setlist),
369 #endif /* MAINTENANCE_CMDS */