Commit | Line | Data |
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24e60978 | 1 | /* Target-vector operations for controlling win32 child processes, for GDB. |
eb708f2e | 2 | Copyright 1995 |
24e60978 SC |
3 | Free Software Foundation, Inc. |
4 | ||
5 | Contributed by Cygnus Support. | |
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without eve nthe implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | /* by Steve Chamberlain, sac@cygnus.com */ | |
23 | ||
24 | #include "defs.h" | |
25 | #include "frame.h" /* required by inferior.h */ | |
26 | #include "inferior.h" | |
27 | #include "target.h" | |
28 | #include "wait.h" | |
29 | #include "gdbcore.h" | |
30 | #include "command.h" | |
31 | #include <signal.h> | |
32 | #include <sys/types.h> | |
33 | #include <fcntl.h> | |
34 | #include <windows.h> | |
35 | #include "buildsym.h" | |
36 | #include "gdb_string.h" | |
37 | #include "thread.h" | |
38 | #include "gdbcmd.h" | |
39 | ||
40 | #define CHECK(x) check (x, __FILE__,__LINE__) | |
41 | #define DEBUG(x) if (remote_debug) printf x | |
42 | ||
43 | ||
44 | /* Forward declaration */ | |
45 | extern struct target_ops child_ops; | |
46 | ||
47 | /* The most recently read context. Inspect ContextFlags to see what | |
48 | bits are valid. */ | |
49 | ||
50 | static CONTEXT context; | |
51 | ||
52 | /* The process and thread handles for the above context. */ | |
53 | ||
54 | static HANDLE current_process; | |
55 | static HANDLE current_thread; | |
56 | static int current_process_id; | |
57 | static int current_thread_id; | |
58 | ||
59 | /* Counts of things. */ | |
60 | static int exception_count = 0; | |
61 | static int event_count = 0; | |
62 | ||
63 | /* User options. */ | |
64 | static int new_console = 0; | |
65 | static int new_group = 0; | |
66 | ||
67 | /* This vector maps GDB's idea of a register's number into an address | |
68 | in the win32 exception context vector. | |
69 | ||
70 | It also contains the bit mask needed to load the register in question. | |
71 | ||
72 | One day we could read a reg, we could inspect the context we | |
73 | already have loaded, if it doesn't have the bit set that we need, | |
74 | we read that set of registers in using GetThreadContext. If the | |
75 | context already contains what we need, we just unpack it. Then to | |
76 | write a register, first we have to ensure that the context contains | |
77 | the other regs of the group, and then we copy the info in and set | |
78 | out bit. */ | |
79 | ||
80 | struct regmappings | |
81 | { | |
82 | char *incontext; | |
83 | int mask; | |
84 | }; | |
85 | ||
86 | static const struct regmappings | |
87 | mappings[] = | |
88 | { | |
89 | {(char *) &context.Eax, CONTEXT_INTEGER}, | |
90 | {(char *) &context.Ecx, CONTEXT_INTEGER}, | |
91 | {(char *) &context.Edx, CONTEXT_INTEGER}, | |
92 | {(char *) &context.Ebx, CONTEXT_INTEGER}, | |
93 | {(char *) &context.Esp, CONTEXT_CONTROL}, | |
94 | {(char *) &context.Ebp, CONTEXT_CONTROL}, | |
95 | {(char *) &context.Esi, CONTEXT_INTEGER}, | |
96 | {(char *) &context.Edi, CONTEXT_INTEGER}, | |
97 | {(char *) &context.Eip, CONTEXT_CONTROL}, | |
98 | {(char *) &context.EFlags, CONTEXT_CONTROL}, | |
99 | {(char *) &context.SegCs, CONTEXT_SEGMENTS}, | |
100 | {(char *) &context.SegSs, CONTEXT_SEGMENTS}, | |
101 | {(char *) &context.SegDs, CONTEXT_SEGMENTS}, | |
102 | {(char *) &context.SegEs, CONTEXT_SEGMENTS}, | |
103 | {(char *) &context.SegFs, CONTEXT_SEGMENTS}, | |
104 | {(char *) &context.SegGs, CONTEXT_SEGMENTS}, | |
105 | {&context.FloatSave.RegisterArea[0 * 10], CONTEXT_FLOATING_POINT}, | |
106 | {&context.FloatSave.RegisterArea[1 * 10], CONTEXT_FLOATING_POINT}, | |
107 | {&context.FloatSave.RegisterArea[2 * 10], CONTEXT_FLOATING_POINT}, | |
108 | {&context.FloatSave.RegisterArea[3 * 10], CONTEXT_FLOATING_POINT}, | |
109 | {&context.FloatSave.RegisterArea[4 * 10], CONTEXT_FLOATING_POINT}, | |
110 | {&context.FloatSave.RegisterArea[5 * 10], CONTEXT_FLOATING_POINT}, | |
111 | {&context.FloatSave.RegisterArea[6 * 10], CONTEXT_FLOATING_POINT}, | |
112 | {&context.FloatSave.RegisterArea[7 * 10], CONTEXT_FLOATING_POINT}, | |
113 | }; | |
114 | ||
115 | ||
116 | /* This vector maps the target's idea of an exception (extracted | |
117 | from the DEBUG_EVENT structure) to GDB's idea. */ | |
118 | ||
119 | struct xlate_exception | |
120 | { | |
121 | int them; | |
122 | enum target_signal us; | |
123 | }; | |
124 | ||
125 | ||
126 | static const struct xlate_exception | |
127 | xlate[] = | |
128 | { | |
129 | {EXCEPTION_ACCESS_VIOLATION, TARGET_SIGNAL_SEGV}, | |
9cbf6c0e | 130 | {STATUS_STACK_OVERFLOW, TARGET_SIGNAL_SEGV}, |
24e60978 SC |
131 | {EXCEPTION_BREAKPOINT, TARGET_SIGNAL_TRAP}, |
132 | {DBG_CONTROL_C, TARGET_SIGNAL_INT}, | |
133 | {EXCEPTION_SINGLE_STEP, TARGET_SIGNAL_TRAP}, | |
134 | {-1, -1}}; | |
135 | ||
136 | ||
137 | static void | |
138 | check (BOOL ok, const char *file, int line) | |
139 | { | |
140 | if (!ok) | |
141 | printf_filtered ("error return %s:%d was %d\n", file, line, GetLastError ()); | |
142 | } | |
143 | ||
144 | static void | |
145 | child_fetch_inferior_registers (int r) | |
146 | { | |
147 | if (r < 0) | |
148 | { | |
149 | for (r = 0; r < NUM_REGS; r++) | |
150 | child_fetch_inferior_registers (r); | |
151 | } | |
152 | else | |
153 | { | |
154 | supply_register (r, mappings[r].incontext); | |
155 | } | |
156 | } | |
157 | ||
158 | static void | |
159 | child_store_inferior_registers (int r) | |
160 | { | |
161 | if (r < 0) | |
162 | { | |
163 | for (r = 0; r < NUM_REGS; r++) | |
164 | child_store_inferior_registers (r); | |
165 | } | |
166 | else | |
167 | { | |
168 | read_register_gen (r, mappings[r].incontext); | |
169 | } | |
170 | } | |
171 | ||
172 | ||
173 | /* Wait for child to do something. Return pid of child, or -1 in case | |
174 | of error; store status through argument pointer OURSTATUS. */ | |
175 | ||
176 | ||
177 | static void | |
178 | handle_load_dll (DEBUG_EVENT * event) | |
179 | { | |
180 | DWORD dll_name_ptr; | |
181 | DWORD done; | |
182 | ||
183 | ReadProcessMemory (current_process, | |
184 | (DWORD) event->u.LoadDll.lpImageName, | |
185 | (char *) &dll_name_ptr, | |
186 | sizeof (dll_name_ptr), &done); | |
187 | ||
188 | /* See if we could read the address of a string, and that the | |
189 | address isn't null. */ | |
190 | ||
191 | if (done == sizeof (dll_name_ptr) && dll_name_ptr) | |
192 | { | |
193 | char *dll_name; | |
194 | int size = event->u.LoadDll.fUnicode ? sizeof (WCHAR) : sizeof (char); | |
195 | int len = 0; | |
196 | char b[2]; | |
197 | do | |
198 | { | |
199 | ReadProcessMemory (current_process, | |
200 | dll_name_ptr + len * size, | |
201 | &b, | |
202 | size, | |
203 | &done); | |
204 | len++; | |
205 | } | |
206 | while ((b[0] != 0 || b[size - 1] != 0) && done == size); | |
207 | ||
208 | ||
209 | dll_name = alloca (len); | |
210 | ||
211 | if (event->u.LoadDll.fUnicode) | |
212 | { | |
213 | WCHAR *unicode_dll_name = (WCHAR *) alloca (len * sizeof (WCHAR)); | |
214 | ReadProcessMemory (current_process, | |
215 | dll_name_ptr, | |
216 | unicode_dll_name, | |
217 | len * sizeof (WCHAR), | |
218 | &done); | |
219 | ||
220 | WideCharToMultiByte (CP_ACP, 0, | |
221 | unicode_dll_name, len, | |
222 | dll_name, len, 0, 0); | |
223 | } | |
224 | else | |
225 | { | |
226 | ReadProcessMemory (current_process, | |
227 | dll_name_ptr, | |
228 | dll_name, | |
229 | len, | |
230 | &done); | |
231 | } | |
232 | ||
233 | /* FIXME!! It would be nice to define one symbol which pointed to the | |
234 | front of the dll if we can't find any symbols. */ | |
235 | ||
236 | context.ContextFlags = CONTEXT_FULL; | |
237 | GetThreadContext (current_thread, &context); | |
238 | ||
239 | symbol_file_add (dll_name, 0, (int) event->u.LoadDll.lpBaseOfDll, 0, 0, 0); | |
240 | ||
241 | /* We strip off the path of the dll for tidiness. */ | |
242 | if (strrchr (dll_name, '\\')) | |
243 | dll_name = strrchr (dll_name, '\\') + 1; | |
244 | printf_unfiltered ("%x:%s\n", event->u.LoadDll.lpBaseOfDll, dll_name); | |
245 | } | |
246 | } | |
247 | ||
248 | ||
249 | static void | |
250 | handle_exception (DEBUG_EVENT * event, struct target_waitstatus *ourstatus) | |
251 | { | |
252 | int i; | |
253 | int done = 0; | |
254 | ourstatus->kind = TARGET_WAITKIND_STOPPED; | |
255 | ||
256 | for (i = 0; !done && xlate[i].us > 0; i++) | |
257 | { | |
258 | if (xlate[i].them == event->u.Exception.ExceptionRecord.ExceptionCode) | |
259 | { | |
260 | ourstatus->value.sig = xlate[i].us; | |
261 | done = 1; | |
262 | break; | |
263 | } | |
264 | } | |
265 | ||
266 | if (!done) | |
267 | { | |
268 | printf_unfiltered ("Want to know about exception code %08x\n", | |
269 | event->u.Exception.ExceptionRecord.ExceptionCode); | |
270 | ourstatus->value.sig = TARGET_SIGNAL_UNKNOWN; | |
271 | } | |
272 | context.ContextFlags = CONTEXT_FULL; | |
273 | GetThreadContext (current_thread, &context); | |
274 | exception_count++; | |
275 | } | |
276 | ||
277 | static int | |
278 | child_wait (int pid, struct target_waitstatus *ourstatus) | |
279 | { | |
280 | /* We loop when we get a non-standard exception rather than return | |
281 | with a SPURIOUS because resume can try and step or modify things, | |
282 | which needs a current_thread. But some of these exceptions mark | |
283 | the birth or death of threads, which mean that the current thread | |
284 | isn't necessarily what you think it is. */ | |
285 | ||
286 | while (1) | |
287 | { | |
288 | DEBUG_EVENT event; | |
289 | BOOL t = WaitForDebugEvent (&event, INFINITE); | |
290 | ||
291 | DEBUG (("%d = WaitForDebugEvent() code=%d pid=%d tid=%d)\n", | |
292 | t, | |
293 | event.dwDebugEventCode, | |
294 | event.dwProcessId, | |
295 | event.dwThreadId)); | |
296 | ||
297 | event_count++; | |
298 | ||
299 | current_thread_id = event.dwThreadId; | |
300 | current_process_id = event.dwProcessId; | |
301 | ||
302 | switch (event.dwDebugEventCode) | |
303 | { | |
304 | case CREATE_THREAD_DEBUG_EVENT: | |
305 | case EXIT_THREAD_DEBUG_EVENT: | |
306 | case CREATE_PROCESS_DEBUG_EVENT: | |
307 | break; | |
308 | ||
309 | case EXIT_PROCESS_DEBUG_EVENT: | |
310 | ourstatus->kind = TARGET_WAITKIND_EXITED; | |
311 | ourstatus->value.integer = event.u.ExitProcess.dwExitCode; | |
312 | CloseHandle (current_process); | |
313 | CloseHandle (current_thread); | |
314 | return current_process_id; | |
315 | break; | |
316 | ||
317 | case LOAD_DLL_DEBUG_EVENT: | |
318 | handle_load_dll (&event); | |
319 | break; | |
320 | case EXCEPTION_DEBUG_EVENT: | |
321 | handle_exception (&event, ourstatus); | |
322 | return current_process_id; | |
323 | default: | |
324 | printf_unfiltered ("waitfor it %d %d %d %d\n", t, | |
325 | event.dwDebugEventCode, | |
326 | event.dwProcessId, | |
327 | event.dwThreadId); | |
328 | break; | |
329 | } | |
330 | CHECK (ContinueDebugEvent (current_process_id, | |
331 | current_thread_id, | |
332 | DBG_CONTINUE)); | |
333 | } | |
334 | } | |
335 | ||
336 | ||
337 | ||
338 | ||
339 | /* Attach to process PID, then initialize for debugging it. */ | |
340 | ||
341 | static void | |
342 | child_attach (args, from_tty) | |
343 | char *args; | |
344 | int from_tty; | |
345 | { | |
346 | BOOL ok; | |
347 | ||
348 | if (!args) | |
349 | error_no_arg ("process-id to attach"); | |
350 | ||
351 | current_process_id = strtoul (args, 0, 0); | |
352 | ||
353 | ok = DebugActiveProcess (current_process_id); | |
354 | ||
355 | if (!ok) | |
356 | error ("Can't attach to process."); | |
357 | ||
358 | ||
359 | exception_count = 0; | |
360 | event_count = 0; | |
361 | ||
362 | if (from_tty) | |
363 | { | |
364 | char *exec_file = (char *) get_exec_file (0); | |
365 | ||
366 | if (exec_file) | |
367 | printf_unfiltered ("Attaching to program `%s', %s\n", exec_file, | |
368 | target_pid_to_str (current_process_id)); | |
369 | else | |
370 | printf_unfiltered ("Attaching to %s\n", | |
371 | target_pid_to_str (current_process_id)); | |
372 | ||
373 | gdb_flush (gdb_stdout); | |
374 | } | |
375 | ||
376 | inferior_pid = current_process_id; | |
377 | push_target (&child_ops); | |
378 | } | |
379 | ||
380 | ||
381 | static void | |
382 | child_detach (args, from_tty) | |
383 | char *args; | |
384 | int from_tty; | |
385 | { | |
386 | if (from_tty) | |
387 | { | |
388 | char *exec_file = get_exec_file (0); | |
389 | if (exec_file == 0) | |
390 | exec_file = ""; | |
391 | printf_unfiltered ("Detaching from program: %s %s\n", exec_file, | |
392 | target_pid_to_str (inferior_pid)); | |
393 | gdb_flush (gdb_stdout); | |
394 | } | |
395 | inferior_pid = 0; | |
396 | unpush_target (&child_ops); | |
397 | } | |
398 | ||
399 | ||
400 | /* Print status information about what we're accessing. */ | |
401 | ||
402 | static void | |
403 | child_files_info (ignore) | |
404 | struct target_ops *ignore; | |
405 | { | |
406 | printf_unfiltered ("\tUsing the running image of %s %s.\n", | |
407 | attach_flag ? "attached" : "child", target_pid_to_str (inferior_pid)); | |
408 | } | |
409 | ||
410 | /* ARGSUSED */ | |
411 | static void | |
412 | child_open (arg, from_tty) | |
413 | char *arg; | |
414 | int from_tty; | |
415 | { | |
416 | error ("Use the \"run\" command to start a Unix child process."); | |
417 | } | |
418 | ||
24e60978 | 419 | |
eb708f2e | 420 | /* Start an inferior win32 child process and sets inferior_pid to its pid. |
24e60978 SC |
421 | EXEC_FILE is the file to run. |
422 | ALLARGS is a string containing the arguments to the program. | |
423 | ENV is the environment vector to pass. Errors reported with error(). */ | |
424 | ||
425 | ||
426 | static void | |
427 | child_create_inferior (exec_file, allargs, env) | |
428 | char *exec_file; | |
429 | char *allargs; | |
430 | char **env; | |
431 | { | |
432 | char *real_path; | |
433 | STARTUPINFO si; | |
434 | PROCESS_INFORMATION pi; | |
435 | struct target_waitstatus dummy; | |
436 | BOOL ret; | |
437 | DWORD flags; | |
eb708f2e | 438 | char *args; |
24e60978 SC |
439 | |
440 | if (!exec_file) | |
441 | { | |
442 | error ("No executable specified, use `target exec'.\n"); | |
443 | } | |
444 | ||
445 | memset (&si, 0, sizeof (si)); | |
446 | si.cb = sizeof (si); | |
447 | ||
448 | /* A realpath is always the same size, or a bit shorter than a nice path. */ | |
449 | real_path = alloca (strlen (exec_file) + 1); | |
450 | path_to_real_path (exec_file, real_path); | |
451 | ||
452 | flags = DEBUG_ONLY_THIS_PROCESS | DEBUG_PROCESS; | |
453 | ||
454 | if (new_group) | |
455 | flags |= CREATE_NEW_PROCESS_GROUP; | |
456 | ||
457 | if (new_console) | |
458 | flags |= CREATE_NEW_CONSOLE; | |
459 | ||
eb708f2e SC |
460 | args = alloca (strlen (exec_file) + strlen (allargs) + 2); |
461 | ||
462 | strcpy (args, exec_file); | |
463 | strcat (args, " "); | |
464 | strcat (args, allargs); | |
465 | ||
24e60978 | 466 | ret = CreateProcess (real_path, |
eb708f2e | 467 | args, |
24e60978 SC |
468 | NULL, /* Security */ |
469 | NULL, /* thread */ | |
470 | TRUE, /* inherit handles */ | |
471 | flags, /* start flags */ | |
472 | env, | |
473 | NULL, /* current directory */ | |
474 | &si, | |
475 | &pi); | |
476 | if (!ret) | |
686941a9 | 477 | error ("Error creating process %s, (error %d)\n", exec_file, GetLastError()); |
24e60978 SC |
478 | |
479 | exception_count = 0; | |
480 | event_count = 0; | |
481 | ||
482 | inferior_pid = pi.dwProcessId; | |
483 | current_process = pi.hProcess; | |
484 | current_thread = pi.hThread; | |
485 | current_process_id = pi.dwProcessId; | |
486 | current_thread_id = pi.dwThreadId; | |
487 | push_target (&child_ops); | |
488 | init_thread_list (); | |
489 | init_wait_for_inferior (); | |
490 | clear_proceed_status (); | |
491 | target_terminal_init (); | |
492 | target_terminal_inferior (); | |
493 | ||
494 | /* Ignore the first trap */ | |
495 | child_wait (inferior_pid, &dummy); | |
496 | ||
497 | proceed ((CORE_ADDR) - 1, TARGET_SIGNAL_0, 0); | |
498 | } | |
499 | ||
500 | static void | |
501 | child_mourn_inferior () | |
502 | { | |
503 | unpush_target (&child_ops); | |
504 | generic_mourn_inferior (); | |
505 | } | |
506 | ||
507 | ||
508 | /* Send a SIGINT to the process group. This acts just like the user typed a | |
509 | ^C on the controlling terminal. */ | |
510 | ||
511 | void | |
512 | child_stop () | |
513 | { | |
514 | CHECK (GenerateConsoleCtrlEvent (CTRL_C_EVENT, 0)); | |
515 | } | |
516 | ||
517 | int | |
eb708f2e SC |
518 | child_xfer_memory (CORE_ADDR memaddr, char *our, int len, |
519 | int write, struct target_ops *target) | |
24e60978 SC |
520 | { |
521 | DWORD done; | |
522 | if (write) | |
523 | { | |
524 | WriteProcessMemory (current_process, memaddr, our, len, &done); | |
525 | FlushInstructionCache (current_process, memaddr, len); | |
526 | } | |
527 | else | |
528 | { | |
529 | ReadProcessMemory (current_process, memaddr, our, len, &done); | |
530 | } | |
531 | return done; | |
532 | } | |
533 | ||
534 | void | |
535 | child_kill_inferior (void) | |
536 | { | |
537 | CHECK (TerminateProcess (current_process, 0)); | |
538 | CHECK (CloseHandle (current_process)); | |
539 | CHECK (CloseHandle (current_thread)); | |
540 | } | |
541 | ||
542 | void | |
543 | child_resume (int pid, int step, enum target_signal signal) | |
544 | { | |
545 | DEBUG (("child_resume (%d, %d, %d);\n", pid, step, signal)); | |
546 | ||
547 | if (step) | |
548 | { | |
549 | /* Single step by setting t bit */ | |
550 | child_fetch_inferior_registers (PS_REGNUM); | |
551 | context.EFlags |= FLAG_TRACE_BIT; | |
552 | } | |
553 | ||
554 | if (context.ContextFlags) | |
555 | { | |
556 | CHECK (SetThreadContext (current_thread, &context)); | |
557 | context.ContextFlags = 0; | |
558 | } | |
559 | ||
560 | if (signal) | |
561 | { | |
562 | fprintf_unfiltered (gdb_stderr, "Can't send signals to the child.\n"); | |
563 | } | |
564 | ||
565 | CHECK (ContinueDebugEvent (current_process_id, | |
566 | current_thread_id, | |
567 | DBG_CONTINUE)); | |
568 | } | |
569 | ||
570 | static void | |
571 | child_prepare_to_store () | |
572 | { | |
573 | /* Do nothing, since we can store individual regs */ | |
574 | } | |
575 | ||
576 | static int | |
577 | child_can_run () | |
578 | { | |
579 | return 1; | |
580 | } | |
581 | ||
582 | static void | |
583 | child_close () | |
584 | { | |
585 | ||
586 | } | |
587 | struct target_ops child_ops = | |
588 | { | |
589 | "child", /* to_shortname */ | |
590 | "Win32 child process", /* to_longname */ | |
591 | "Win32 child process (started by the \"run\" command).", /* to_doc */ | |
592 | child_open, /* to_open */ | |
593 | child_close, /* to_close */ | |
594 | child_attach, /* to_attach */ | |
595 | child_detach, /* to_detach */ | |
596 | child_resume, /* to_resume */ | |
597 | child_wait, /* to_wait */ | |
598 | child_fetch_inferior_registers,/* to_fetch_registers */ | |
599 | child_store_inferior_registers,/* to_store_registers */ | |
600 | child_prepare_to_store, /* to_child_prepare_to_store */ | |
601 | child_xfer_memory, /* to_xfer_memory */ | |
602 | child_files_info, /* to_files_info */ | |
603 | memory_insert_breakpoint, /* to_insert_breakpoint */ | |
604 | memory_remove_breakpoint, /* to_remove_breakpoint */ | |
605 | terminal_init_inferior, /* to_terminal_init */ | |
606 | terminal_inferior, /* to_terminal_inferior */ | |
607 | terminal_ours_for_output, /* to_terminal_ours_for_output */ | |
608 | terminal_ours, /* to_terminal_ours */ | |
609 | child_terminal_info, /* to_terminal_info */ | |
610 | child_kill_inferior, /* to_kill */ | |
611 | 0, /* to_load */ | |
612 | 0, /* to_lookup_symbol */ | |
613 | child_create_inferior, /* to_create_inferior */ | |
614 | child_mourn_inferior, /* to_mourn_inferior */ | |
615 | child_can_run, /* to_can_run */ | |
616 | 0, /* to_notice_signals */ | |
617 | 0, /* to_thread_alive */ | |
618 | child_stop, /* to_stop */ | |
619 | process_stratum, /* to_stratum */ | |
620 | 0, /* to_next */ | |
621 | 1, /* to_has_all_memory */ | |
622 | 1, /* to_has_memory */ | |
623 | 1, /* to_has_stack */ | |
624 | 1, /* to_has_registers */ | |
625 | 1, /* to_has_execution */ | |
626 | 0, /* to_sections */ | |
627 | 0, /* to_sections_end */ | |
628 | OPS_MAGIC /* to_magic */ | |
629 | }; | |
630 | ||
631 | void | |
632 | _initialize_inftarg () | |
633 | { | |
634 | add_show_from_set | |
635 | (add_set_cmd ("new-console", class_support, var_boolean, | |
636 | (char *) &new_console, | |
637 | "Set creation of new console when creating child process.", | |
638 | &setlist), | |
639 | &showlist); | |
640 | ||
641 | add_show_from_set | |
642 | (add_set_cmd ("new-group", class_support, var_boolean, | |
643 | (char *) &new_group, | |
644 | "Set creation of new group when creating child process.", | |
645 | &setlist), | |
646 | &showlist); | |
647 | ||
648 | add_target (&child_ops); | |
649 | } |