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0239d9b3 | 1 | /* Support for GDB maintenance commands. |
43ab4ba5 | 2 | Copyright 1992, 1993, 1994 Free Software Foundation, Inc. |
0239d9b3 FF |
3 | Written by Fred Fish at Cygnus Support. |
4 | ||
5 | This file is part of GDB. | |
6 | ||
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. | |
11 | ||
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. | |
16 | ||
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. */ | |
20 | ||
21 | ||
22 | #include "defs.h" | |
23 | ||
24 | #if MAINTENANCE_CMDS /* Entire file goes away if not including maint cmds */ | |
25 | ||
26 | #include <signal.h> | |
27 | #include "command.h" | |
28 | #include "gdbcmd.h" | |
29 | #include "symtab.h" | |
30 | #include "gdbtypes.h" | |
311592ff | 31 | #include "demangle.h" |
b1eaba9a | 32 | #include "gdbcore.h" |
100f92e2 JK |
33 | #include "expression.h" /* For language.h */ |
34 | #include "language.h" | |
0239d9b3 | 35 | |
43ab4ba5 | 36 | static void maintenance_command PARAMS ((char *, int)); |
0239d9b3 | 37 | |
43ab4ba5 | 38 | static void maintenance_dump_me PARAMS ((char *, int)); |
0239d9b3 | 39 | |
43ab4ba5 SS |
40 | static void maintenance_demangle PARAMS ((char *, int)); |
41 | ||
42 | static void maintenance_time_display PARAMS ((char *, int)); | |
43 | ||
44 | static void maintenance_space_display PARAMS ((char *, int)); | |
311592ff | 45 | |
0239d9b3 FF |
46 | /* |
47 | ||
48 | LOCAL FUNCTION | |
49 | ||
50 | maintenance_command -- access the maintenance subcommands | |
51 | ||
52 | SYNOPSIS | |
53 | ||
54 | void maintenance_command (char *args, int from_tty) | |
55 | ||
56 | DESCRIPTION | |
57 | ||
58 | */ | |
59 | ||
60 | static void | |
61 | maintenance_command (args, from_tty) | |
62 | char *args; | |
63 | int from_tty; | |
64 | { | |
199b2450 TL |
65 | printf_unfiltered ("\"maintenance\" must be followed by the name of a maintenance command.\n"); |
66 | help_list (maintenancelist, "maintenance ", -1, gdb_stdout); | |
0239d9b3 FF |
67 | } |
68 | ||
69 | ||
70 | /* ARGSUSED */ | |
71 | static void | |
72 | maintenance_dump_me (args, from_tty) | |
73 | char *args; | |
74 | int from_tty; | |
75 | { | |
76 | if (query ("Should GDB dump core? ")) | |
77 | { | |
78 | signal (SIGQUIT, SIG_DFL); | |
79 | kill (getpid (), SIGQUIT); | |
80 | } | |
81 | } | |
82 | ||
311592ff FF |
83 | /* Someday we should allow demangling for things other than just |
84 | explicit strings. For example, we might want to be able to | |
85 | specify the address of a string in either GDB's process space | |
86 | or the debuggee's process space, and have gdb fetch and demangle | |
87 | that string. If we have a char* pointer "ptr" that points to | |
88 | a string, we might want to be able to given just the name and | |
89 | have GDB demangle and print what it points to, etc. (FIXME) */ | |
90 | ||
91 | static void | |
92 | maintenance_demangle (args, from_tty) | |
93 | char *args; | |
94 | int from_tty; | |
95 | { | |
96 | char *demangled; | |
97 | ||
98 | if (args == NULL || *args == '\0') | |
99 | { | |
199b2450 | 100 | printf_unfiltered ("\"maintenance demangle\" takes an argument to demangle.\n"); |
311592ff FF |
101 | } |
102 | else | |
103 | { | |
104 | demangled = cplus_demangle (args, DMGL_ANSI | DMGL_PARAMS); | |
105 | if (demangled != NULL) | |
106 | { | |
199b2450 | 107 | printf_unfiltered ("%s\n", demangled); |
311592ff FF |
108 | free (demangled); |
109 | } | |
110 | else | |
111 | { | |
199b2450 | 112 | printf_unfiltered ("Can't demangle \"%s\"\n", args); |
311592ff FF |
113 | } |
114 | } | |
115 | } | |
116 | ||
43ab4ba5 SS |
117 | static void |
118 | maintenance_time_display (args, from_tty) | |
119 | char *args; | |
120 | int from_tty; | |
121 | { | |
122 | extern int display_time; | |
123 | ||
124 | if (args == NULL || *args == '\0') | |
125 | printf_unfiltered ("\"maintenance time\" takes a numeric argument.\n"); | |
126 | else | |
127 | display_time = strtol (args, NULL, 10); | |
128 | } | |
129 | ||
130 | static void | |
131 | maintenance_space_display (args, from_tty) | |
132 | char *args; | |
133 | int from_tty; | |
134 | { | |
135 | extern int display_space; | |
136 | ||
137 | if (args == NULL || *args == '\0') | |
138 | printf_unfiltered ("\"maintenance space\" takes a numeric argument.\n"); | |
139 | else | |
140 | display_space = strtol (args, NULL, 10); | |
141 | } | |
142 | ||
0239d9b3 FF |
143 | /* The "maintenance info" command is defined as a prefix, with allow_unknown 0. |
144 | Therefore, its own definition is called only for "maintenance info" with | |
145 | no args. */ | |
146 | ||
147 | /* ARGSUSED */ | |
148 | static void | |
149 | maintenance_info_command (arg, from_tty) | |
150 | char *arg; | |
151 | int from_tty; | |
152 | { | |
199b2450 TL |
153 | printf_unfiltered ("\"maintenance info\" must be followed by the name of an info command.\n"); |
154 | help_list (maintenanceinfolist, "maintenance info ", -1, gdb_stdout); | |
0239d9b3 FF |
155 | } |
156 | ||
b1eaba9a SG |
157 | static void |
158 | print_section_table (abfd, asect, ignore) | |
159 | bfd *abfd; | |
160 | asection *asect; | |
161 | PTR ignore; | |
162 | { | |
163 | flagword flags; | |
164 | ||
165 | flags = bfd_get_section_flags (abfd, asect); | |
166 | ||
833e0d94 | 167 | /* FIXME-32x64: Need print_address_numeric with field width. */ |
b1eaba9a | 168 | printf_filtered (" %s", |
5573d7d4 JK |
169 | local_hex_string_custom |
170 | ((unsigned long) bfd_section_vma (abfd, asect), "08l")); | |
b1eaba9a | 171 | printf_filtered ("->%s", |
5573d7d4 JK |
172 | local_hex_string_custom |
173 | ((unsigned long) (bfd_section_vma (abfd, asect) | |
174 | + bfd_section_size (abfd, asect)), | |
175 | "08l")); | |
176 | printf_filtered (" at %s", | |
177 | local_hex_string_custom | |
178 | ((unsigned long) asect->filepos, "08l")); | |
b1eaba9a SG |
179 | printf_filtered (": %s", bfd_section_name (abfd, asect)); |
180 | ||
181 | if (flags & SEC_ALLOC) | |
182 | printf_filtered (" ALLOC"); | |
183 | if (flags & SEC_LOAD) | |
184 | printf_filtered (" LOAD"); | |
185 | if (flags & SEC_RELOC) | |
186 | printf_filtered (" RELOC"); | |
187 | if (flags & SEC_READONLY) | |
188 | printf_filtered (" READONLY"); | |
189 | if (flags & SEC_CODE) | |
190 | printf_filtered (" CODE"); | |
191 | if (flags & SEC_DATA) | |
192 | printf_filtered (" DATA"); | |
193 | if (flags & SEC_ROM) | |
194 | printf_filtered (" ROM"); | |
195 | if (flags & SEC_CONSTRUCTOR) | |
196 | printf_filtered (" CONSTRUCTOR"); | |
197 | if (flags & SEC_HAS_CONTENTS) | |
198 | printf_filtered (" HAS_CONTENTS"); | |
199 | if (flags & SEC_NEVER_LOAD) | |
200 | printf_filtered (" NEVER_LOAD"); | |
0286d386 ILT |
201 | if (flags & SEC_COFF_SHARED_LIBRARY) |
202 | printf_filtered (" COFF_SHARED_LIBRARY"); | |
b1eaba9a SG |
203 | if (flags & SEC_IS_COMMON) |
204 | printf_filtered (" IS_COMMON"); | |
205 | ||
206 | printf_filtered ("\n"); | |
207 | } | |
208 | ||
209 | /* ARGSUSED */ | |
210 | static void | |
211 | maintenance_info_sections (arg, from_tty) | |
212 | char *arg; | |
213 | int from_tty; | |
214 | { | |
215 | if (exec_bfd) | |
216 | { | |
217 | printf_filtered ("Exec file:\n"); | |
218 | printf_filtered (" `%s', ", bfd_get_filename(exec_bfd)); | |
219 | wrap_here (" "); | |
220 | printf_filtered ("file type %s.\n", bfd_get_target(exec_bfd)); | |
221 | bfd_map_over_sections(exec_bfd, print_section_table, 0); | |
222 | } | |
223 | ||
224 | if (core_bfd) | |
225 | { | |
226 | printf_filtered ("Core file:\n"); | |
227 | printf_filtered (" `%s', ", bfd_get_filename(core_bfd)); | |
228 | wrap_here (" "); | |
229 | printf_filtered ("file type %s.\n", bfd_get_target(core_bfd)); | |
230 | bfd_map_over_sections(core_bfd, print_section_table, 0); | |
231 | } | |
232 | } | |
233 | ||
311592ff FF |
234 | /* The "maintenance print" command is defined as a prefix, with allow_unknown |
235 | 0. Therefore, its own definition is called only for "maintenance print" | |
236 | with no args. */ | |
237 | ||
238 | /* ARGSUSED */ | |
239 | static void | |
240 | maintenance_print_command (arg, from_tty) | |
241 | char *arg; | |
242 | int from_tty; | |
243 | { | |
199b2450 TL |
244 | printf_unfiltered ("\"maintenance print\" must be followed by the name of a print command.\n"); |
245 | help_list (maintenanceprintlist, "maintenance print ", -1, gdb_stdout); | |
311592ff FF |
246 | } |
247 | ||
976bb0be | 248 | #endif /* MAINTENANCE_CMDS */ |
0239d9b3 FF |
249 | |
250 | void | |
251 | _initialize_maint_cmds () | |
252 | { | |
976bb0be | 253 | #if MAINTENANCE_CMDS /* Entire file goes away if not including maint cmds */ |
0239d9b3 FF |
254 | add_prefix_cmd ("maintenance", class_maintenance, maintenance_command, |
255 | "Commands for use by GDB maintainers.\n\ | |
256 | Includes commands to dump specific internal GDB structures in\n\ | |
311592ff FF |
257 | a human readable form, to cause GDB to deliberately dump core,\n\ |
258 | to test internal functions such as the C++ demangler, etc.", | |
2e9309df | 259 | &maintenancelist, "maintenance ", 0, |
0239d9b3 FF |
260 | &cmdlist); |
261 | ||
327f7197 | 262 | add_com_alias ("mt", "maintenance", class_maintenance, 1); |
311592ff | 263 | |
327f7197 JG |
264 | add_prefix_cmd ("info", class_maintenance, maintenance_info_command, |
265 | "Commands for showing internal info about the program being debugged.", | |
2e9309df | 266 | &maintenanceinfolist, "maintenance info ", 0, |
0239d9b3 FF |
267 | &maintenancelist); |
268 | ||
b1eaba9a SG |
269 | add_cmd ("sections", class_maintenance, maintenance_info_sections, |
270 | "List the BFD sections of the exec and core files.", | |
271 | &maintenanceinfolist); | |
272 | ||
311592ff FF |
273 | add_prefix_cmd ("print", class_maintenance, maintenance_print_command, |
274 | "Maintenance command for printing GDB internal state.", | |
275 | &maintenanceprintlist, "maintenance print ", 0, | |
276 | &maintenancelist); | |
277 | ||
0239d9b3 FF |
278 | add_cmd ("dump-me", class_maintenance, maintenance_dump_me, |
279 | "Get fatal error; make debugger dump its core.\n\ | |
280 | GDB sets it's handling of SIGQUIT back to SIG_DFL and then sends\n\ | |
281 | itself a SIGQUIT signal.", | |
282 | &maintenancelist); | |
283 | ||
311592ff FF |
284 | add_cmd ("demangle", class_maintenance, maintenance_demangle, |
285 | "Demangle a C++ mangled name.\n\ | |
286 | Call internal GDB demangler routine to demangle a C++ link name\n\ | |
287 | and prints the result.", | |
288 | &maintenancelist); | |
289 | ||
43ab4ba5 SS |
290 | add_cmd ("time", class_maintenance, maintenance_time_display, |
291 | "Set the display of time usage.\n\ | |
292 | If nonzero, will cause the execution time for each command to be\n\ | |
293 | displayed, following the command's output.", | |
294 | &maintenancelist); | |
295 | ||
296 | add_cmd ("space", class_maintenance, maintenance_space_display, | |
297 | "Set the display of space usage.\n\ | |
298 | If nonzero, will cause the execution space for each command to be\n\ | |
299 | displayed, following the command's output.", | |
300 | &maintenancelist); | |
301 | ||
311592ff | 302 | add_cmd ("type", class_maintenance, maintenance_print_type, |
0239d9b3 FF |
303 | "Print a type chain for a given symbol.\n\ |
304 | For each node in a type chain, print the raw data for each member of\n\ | |
305 | the type structure, and the interpretation of the data.", | |
311592ff | 306 | &maintenanceprintlist); |
0239d9b3 | 307 | |
311592ff | 308 | add_cmd ("symbols", class_maintenance, maintenance_print_symbols, |
0239d9b3 FF |
309 | "Print dump of current symbol definitions.\n\ |
310 | Entries in the full symbol table are dumped to file OUTFILE.\n\ | |
311 | If a SOURCE file is specified, dump only that file's symbols.", | |
311592ff | 312 | &maintenanceprintlist); |
0239d9b3 | 313 | |
311592ff | 314 | add_cmd ("msymbols", class_maintenance, maintenance_print_msymbols, |
0239d9b3 FF |
315 | "Print dump of current minimal symbol definitions.\n\ |
316 | Entries in the minimal symbol table are dumped to file OUTFILE.\n\ | |
317 | If a SOURCE file is specified, dump only that file's minimal symbols.", | |
311592ff | 318 | &maintenanceprintlist); |
0239d9b3 | 319 | |
311592ff | 320 | add_cmd ("psymbols", class_maintenance, maintenance_print_psymbols, |
0239d9b3 FF |
321 | "Print dump of current partial symbol definitions.\n\ |
322 | Entries in the partial symbol table are dumped to file OUTFILE.\n\ | |
323 | If a SOURCE file is specified, dump only that file's partial symbols.", | |
311592ff | 324 | &maintenanceprintlist); |
0239d9b3 | 325 | |
311592ff | 326 | add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles, |
0239d9b3 | 327 | "Print dump of current object file definitions.", |
311592ff | 328 | &maintenanceprintlist); |
71c33ef7 PS |
329 | |
330 | add_cmd ("check-symtabs", class_maintenance, maintenance_check_symtabs, | |
331 | "Check consistency of psymtabs and symtabs.", | |
332 | &maintenancelist); | |
0239d9b3 | 333 | #endif /* MAINTENANCE_CMDS */ |
976bb0be | 334 | } |