Commit | Line | Data |
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c906108c SS |
1 | /* Variables that describe the inferior process running under GDB: |
2 | Where it is, why it stopped, and how to step it. | |
1bac305b | 3 | |
ecd75fc8 | 4 | Copyright (C) 1986-2014 Free Software Foundation, Inc. |
c906108c | 5 | |
c5aa993b | 6 | This file is part of GDB. |
c906108c | 7 | |
c5aa993b JM |
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 | |
a9762ec7 | 10 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 11 | (at your option) any later version. |
c906108c | 12 | |
c5aa993b JM |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
c906108c | 17 | |
c5aa993b | 18 | You should have received a copy of the GNU General Public License |
a9762ec7 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
20 | |
21 | #if !defined (INFERIOR_H) | |
22 | #define INFERIOR_H 1 | |
23 | ||
da3331ec AC |
24 | struct target_waitstatus; |
25 | struct frame_info; | |
26 | struct ui_file; | |
27 | struct type; | |
67a2b77e | 28 | struct gdbarch; |
72cec141 | 29 | struct regcache; |
b77209e0 | 30 | struct ui_out; |
7e1789f5 | 31 | struct terminal_info; |
6ecd4729 | 32 | struct target_desc_info; |
67a2b77e | 33 | |
d26e3629 KY |
34 | #include "ptid.h" |
35 | ||
c906108c SS |
36 | /* For bpstat. */ |
37 | #include "breakpoint.h" | |
38 | ||
2ea28649 | 39 | /* For enum gdb_signal. */ |
c906108c SS |
40 | #include "target.h" |
41 | ||
aa0cd9c1 AC |
42 | /* For struct frame_id. */ |
43 | #include "frame.h" | |
44 | ||
6c95b8df | 45 | #include "progspace.h" |
8e260fc0 | 46 | #include "registry.h" |
6c95b8df | 47 | |
16c381f0 JK |
48 | struct infcall_suspend_state; |
49 | struct infcall_control_state; | |
7a292a7a | 50 | |
16c381f0 JK |
51 | extern struct infcall_suspend_state *save_infcall_suspend_state (void); |
52 | extern struct infcall_control_state *save_infcall_control_state (void); | |
c906108c | 53 | |
16c381f0 JK |
54 | extern void restore_infcall_suspend_state (struct infcall_suspend_state *); |
55 | extern void restore_infcall_control_state (struct infcall_control_state *); | |
b89667eb | 56 | |
16c381f0 JK |
57 | extern struct cleanup *make_cleanup_restore_infcall_suspend_state |
58 | (struct infcall_suspend_state *); | |
59 | extern struct cleanup *make_cleanup_restore_infcall_control_state | |
60 | (struct infcall_control_state *); | |
b89667eb | 61 | |
16c381f0 JK |
62 | extern void discard_infcall_suspend_state (struct infcall_suspend_state *); |
63 | extern void discard_infcall_control_state (struct infcall_control_state *); | |
7a292a7a | 64 | |
16c381f0 JK |
65 | extern struct regcache * |
66 | get_infcall_suspend_state_regcache (struct infcall_suspend_state *); | |
b89667eb | 67 | |
ce696e05 KB |
68 | /* Save value of inferior_ptid so that it may be restored by |
69 | a later call to do_cleanups(). Returns the struct cleanup | |
70 | pointer needed for later doing the cleanup. */ | |
71 | extern struct cleanup * save_inferior_ptid (void); | |
72 | ||
a14ed312 | 73 | extern void set_sigint_trap (void); |
c906108c | 74 | |
a14ed312 | 75 | extern void clear_sigint_trap (void); |
c906108c | 76 | |
3cb3b8df | 77 | /* Set/get file name for default use for standard in/out in the inferior. */ |
c906108c | 78 | |
3cb3b8df BR |
79 | extern void set_inferior_io_terminal (const char *terminal_name); |
80 | extern const char *get_inferior_io_terminal (void); | |
c906108c | 81 | |
39f77062 | 82 | /* Collected pid, tid, etc. of the debugged inferior. When there's |
dfd4cc63 | 83 | no inferior, ptid_get_pid (inferior_ptid) will be 0. */ |
c906108c | 84 | |
39f77062 | 85 | extern ptid_t inferior_ptid; |
c906108c | 86 | |
a14ed312 | 87 | extern void generic_mourn_inferior (void); |
c906108c | 88 | |
9898f801 UW |
89 | extern CORE_ADDR unsigned_pointer_to_address (struct gdbarch *gdbarch, |
90 | struct type *type, | |
b60c417a | 91 | const gdb_byte *buf); |
9898f801 UW |
92 | extern void unsigned_address_to_pointer (struct gdbarch *gdbarch, |
93 | struct type *type, gdb_byte *buf, | |
ac2e2ef7 | 94 | CORE_ADDR addr); |
9898f801 UW |
95 | extern CORE_ADDR signed_pointer_to_address (struct gdbarch *gdbarch, |
96 | struct type *type, | |
b60c417a | 97 | const gdb_byte *buf); |
9898f801 UW |
98 | extern void address_to_signed_pointer (struct gdbarch *gdbarch, |
99 | struct type *type, gdb_byte *buf, | |
ac2e2ef7 | 100 | CORE_ADDR addr); |
4478b372 | 101 | |
a14ed312 | 102 | extern void reopen_exec_file (void); |
c906108c | 103 | |
c906108c SS |
104 | /* From misc files */ |
105 | ||
0ab7a791 AC |
106 | extern void default_print_registers_info (struct gdbarch *gdbarch, |
107 | struct ui_file *file, | |
108 | struct frame_info *frame, | |
109 | int regnum, int all); | |
666e11c5 | 110 | |
0a4f40a2 | 111 | extern void child_terminal_info (struct target_ops *self, const char *, int); |
c906108c | 112 | |
a14ed312 | 113 | extern void term_info (char *, int); |
c906108c | 114 | |
d6b64346 PA |
115 | extern void child_terminal_save_ours (struct target_ops *self); |
116 | ||
117 | extern void child_terminal_ours (struct target_ops *self); | |
118 | ||
119 | extern void child_terminal_ours_for_output (struct target_ops *self); | |
c906108c | 120 | |
d6b64346 | 121 | extern void child_terminal_inferior (struct target_ops *self); |
c906108c | 122 | |
d6b64346 | 123 | extern void child_terminal_init (struct target_ops *self); |
c906108c | 124 | |
d6b64346 | 125 | extern void child_terminal_init_with_pgrp (int pgrp); |
c906108c | 126 | |
c906108c SS |
127 | /* From fork-child.c */ |
128 | ||
136d6dae VP |
129 | extern int fork_inferior (char *, char *, char **, |
130 | void (*)(void), | |
e69860f1 TG |
131 | void (*)(int), void (*)(void), char *, |
132 | void (*)(const char *, | |
133 | char * const *, char * const *)); | |
c906108c SS |
134 | |
135 | ||
a14ed312 | 136 | extern void startup_inferior (int); |
c906108c | 137 | |
bd57a748 | 138 | extern char *construct_inferior_arguments (int, char **); |
552c04a7 | 139 | |
c906108c SS |
140 | /* From infcmd.c */ |
141 | ||
281b533b DJ |
142 | extern void post_create_inferior (struct target_ops *, int); |
143 | ||
a14ed312 | 144 | extern void attach_command (char *, int); |
c906108c | 145 | |
a250df2e | 146 | extern char *get_inferior_args (void); |
07091751 | 147 | |
3f81c18a | 148 | extern void set_inferior_args (char *); |
07091751 | 149 | |
552c04a7 TT |
150 | extern void set_inferior_args_vector (int, char **); |
151 | ||
36dc181b EZ |
152 | extern void registers_info (char *, int); |
153 | ||
77ebaa5a VP |
154 | extern void continue_1 (int all_threads); |
155 | ||
77ebaa5a VP |
156 | extern void interrupt_target_1 (int all_threads); |
157 | ||
186c406b TT |
158 | extern void delete_longjmp_breakpoint_cleanup (void *arg); |
159 | ||
6418d433 VP |
160 | extern void detach_command (char *, int); |
161 | ||
1941c569 PA |
162 | extern void notice_new_inferior (ptid_t, int, int); |
163 | ||
6a3a010b | 164 | extern struct value *get_return_value (struct value *function, |
cc72b2a2 KP |
165 | struct type *value_type); |
166 | ||
98882a26 PA |
167 | /* Whether to start up the debuggee under a shell. |
168 | ||
169 | If startup-with-shell is set, GDB's "run" will attempt to start up | |
170 | the debuggee under a shell. | |
171 | ||
172 | This is in order for argument-expansion to occur. E.g., | |
173 | ||
174 | (gdb) run * | |
175 | ||
176 | The "*" gets expanded by the shell into a list of files. | |
177 | ||
178 | While this is a nice feature, it may be handy to bypass the shell | |
179 | in some cases. To disable this feature, do "set startup-with-shell | |
180 | false". | |
181 | ||
182 | The catch-exec traps expected during start-up will be one more if | |
183 | the target is started up with a shell. */ | |
184 | extern int startup_with_shell; | |
185 | ||
c906108c SS |
186 | /* Address at which inferior stopped. */ |
187 | ||
188 | extern CORE_ADDR stop_pc; | |
189 | ||
c906108c SS |
190 | /* Nonzero if stopped due to completion of a stack dummy routine. */ |
191 | ||
aa7d318d | 192 | extern enum stop_stack_kind stop_stack_dummy; |
c906108c SS |
193 | |
194 | /* Nonzero if program stopped due to a random (unexpected) signal in | |
195 | inferior process. */ | |
196 | ||
197 | extern int stopped_by_random_signal; | |
198 | ||
a49f981f MS |
199 | /* STEP_OVER_ALL means step over all subroutine calls. |
200 | STEP_OVER_UNDEBUGGABLE means step over calls to undebuggable functions. | |
201 | STEP_OVER_NONE means don't step over any subroutine calls. */ | |
c906108c | 202 | |
5fbbeb29 CF |
203 | enum step_over_calls_kind |
204 | { | |
205 | STEP_OVER_NONE, | |
206 | STEP_OVER_ALL, | |
a4acd088 CF |
207 | STEP_OVER_UNDEBUGGABLE |
208 | }; | |
209 | ||
b0f4b84b DJ |
210 | /* Anything but NO_STOP_QUIETLY means we expect a trap and the caller |
211 | will handle it themselves. STOP_QUIETLY is used when running in | |
212 | the shell before the child program has been exec'd and when running | |
213 | through shared library loading. STOP_QUIETLY_REMOTE is used when | |
214 | setting up a remote connection; it is like STOP_QUIETLY_NO_SIGSTOP | |
215 | except that there is no need to hide a signal. */ | |
c54cfec8 | 216 | |
7c0bc051 DE |
217 | /* STOP_QUIETLY_NO_SIGSTOP is used to handle a tricky situation with attach. |
218 | When doing an attach, the kernel stops the debuggee with a SIGSTOP. | |
219 | On newer GNU/Linux kernels (>= 2.5.61) the handling of SIGSTOP for | |
220 | a ptraced process has changed. Earlier versions of the kernel | |
221 | would ignore these SIGSTOPs, while now SIGSTOP is treated like any | |
222 | other signal, i.e. it is not muffled. | |
223 | ||
c54cfec8 EZ |
224 | If the gdb user does a 'continue' after the 'attach', gdb passes |
225 | the global variable stop_signal (which stores the signal from the | |
226 | attach, SIGSTOP) to the ptrace(PTRACE_CONT,...) call. This is | |
227 | problematic, because the kernel doesn't ignore such SIGSTOP | |
1777feb0 | 228 | now. I.e. it is reported back to gdb, which in turn presents it |
c54cfec8 | 229 | back to the user. |
7c0bc051 | 230 | |
c54cfec8 EZ |
231 | To avoid the problem, we use STOP_QUIETLY_NO_SIGSTOP, which allows |
232 | gdb to clear the value of stop_signal after the attach, so that it | |
233 | is not passed back down to the kernel. */ | |
234 | ||
235 | enum stop_kind | |
236 | { | |
237 | NO_STOP_QUIETLY = 0, | |
238 | STOP_QUIETLY, | |
b0f4b84b | 239 | STOP_QUIETLY_REMOTE, |
c54cfec8 EZ |
240 | STOP_QUIETLY_NO_SIGSTOP |
241 | }; | |
c906108c | 242 | |
c906108c | 243 | \f |
faaf634c | 244 | /* Possible values for gdbarch_call_dummy_location. */ |
c906108c | 245 | #define ON_STACK 1 |
c906108c SS |
246 | #define AT_ENTRY_POINT 4 |
247 | ||
98882a26 PA |
248 | /* Number of traps that happen between exec'ing the shell to run an |
249 | inferior and when we finally get to the inferior code, not counting | |
250 | the exec for the shell. This is 1 on most implementations. | |
251 | Overridden in nm.h files. */ | |
c906108c | 252 | #if !defined(START_INFERIOR_TRAPS_EXPECTED) |
98882a26 | 253 | #define START_INFERIOR_TRAPS_EXPECTED 1 |
c906108c | 254 | #endif |
b77209e0 PA |
255 | |
256 | struct private_inferior; | |
257 | ||
16c381f0 JK |
258 | /* Inferior process specific part of `struct infcall_control_state'. |
259 | ||
260 | Inferior thread counterpart is `struct thread_control_state'. */ | |
261 | ||
262 | struct inferior_control_state | |
263 | { | |
264 | /* See the definition of stop_kind above. */ | |
265 | enum stop_kind stop_soon; | |
266 | }; | |
267 | ||
268 | /* Inferior process specific part of `struct infcall_suspend_state'. | |
269 | ||
270 | Inferior thread counterpart is `struct thread_suspend_state'. */ | |
271 | ||
dd80ea3c | 272 | #if 0 /* Currently unused and empty structures are not valid C. */ |
16c381f0 JK |
273 | struct inferior_suspend_state |
274 | { | |
275 | }; | |
dd80ea3c | 276 | #endif |
16c381f0 | 277 | |
b77209e0 PA |
278 | /* GDB represents the state of each program execution with an object |
279 | called an inferior. An inferior typically corresponds to a process | |
280 | but is more general and applies also to targets that do not have a | |
281 | notion of processes. Each run of an executable creates a new | |
282 | inferior, as does each attachment to an existing process. | |
283 | Inferiors have unique internal identifiers that are different from | |
284 | target process ids. Each inferior may in turn have multiple | |
285 | threads running in it. */ | |
286 | ||
287 | struct inferior | |
288 | { | |
289 | /* Pointer to next inferior in singly-linked list of inferiors. */ | |
290 | struct inferior *next; | |
291 | ||
292 | /* Convenient handle (GDB inferior id). Unique across all | |
293 | inferiors. */ | |
294 | int num; | |
295 | ||
296 | /* Actual target inferior id, usually, a process id. This matches | |
297 | the ptid_t.pid member of threads of this inferior. */ | |
298 | int pid; | |
e714e1bf UW |
299 | /* True if the PID was actually faked by GDB. */ |
300 | int fake_pid_p; | |
b77209e0 | 301 | |
16c381f0 JK |
302 | /* State of GDB control of inferior process execution. |
303 | See `struct inferior_control_state'. */ | |
304 | struct inferior_control_state control; | |
305 | ||
306 | /* State of inferior process to restore after GDB is done with an inferior | |
307 | call. See `struct inferior_suspend_state'. */ | |
dd80ea3c | 308 | #if 0 /* Currently unused and empty structures are not valid C. */ |
16c381f0 | 309 | struct inferior_suspend_state suspend; |
dd80ea3c | 310 | #endif |
16c381f0 | 311 | |
6c95b8df PA |
312 | /* True if this was an auto-created inferior, e.g. created from |
313 | following a fork; false, if this inferior was manually added by | |
314 | the user, and we should not attempt to prune it | |
315 | automatically. */ | |
316 | int removable; | |
317 | ||
318 | /* The address space bound to this inferior. */ | |
319 | struct address_space *aspace; | |
320 | ||
321 | /* The program space bound to this inferior. */ | |
322 | struct program_space *pspace; | |
323 | ||
3f81c18a VP |
324 | /* The arguments string to use when running. */ |
325 | char *args; | |
326 | ||
327 | /* The size of elements in argv. */ | |
328 | int argc; | |
329 | ||
330 | /* The vector version of arguments. If ARGC is nonzero, | |
331 | then we must compute ARGS from this (via the target). | |
332 | This is always coming from main's argv and therefore | |
333 | should never be freed. */ | |
334 | char **argv; | |
335 | ||
336 | /* The name of terminal device to use for I/O. */ | |
337 | char *terminal; | |
338 | ||
339 | /* Environment to use for running inferior, | |
340 | in format described in environ.h. */ | |
341 | struct gdb_environ *environment; | |
342 | ||
181e7f93 PA |
343 | /* Nonzero if this child process was attached rather than |
344 | forked. */ | |
345 | int attach_flag; | |
346 | ||
6c95b8df PA |
347 | /* If this inferior is a vfork child, then this is the pointer to |
348 | its vfork parent, if GDB is still attached to it. */ | |
349 | struct inferior *vfork_parent; | |
350 | ||
351 | /* If this process is a vfork parent, this is the pointer to the | |
352 | child. Since a vfork parent is left frozen by the kernel until | |
353 | the child execs or exits, a process can only have one vfork child | |
354 | at a given time. */ | |
355 | struct inferior *vfork_child; | |
356 | ||
357 | /* True if this inferior should be detached when it's vfork sibling | |
358 | exits or execs. */ | |
359 | int pending_detach; | |
360 | ||
361 | /* True if this inferior is a vfork parent waiting for a vfork child | |
362 | not under our control to be done with the shared memory region, | |
363 | either by exiting or execing. */ | |
364 | int waiting_for_vfork_done; | |
365 | ||
24291992 PA |
366 | /* True if we're in the process of detaching from this inferior. */ |
367 | int detaching; | |
368 | ||
e0ba6746 PA |
369 | /* What is left to do for an execution command after any thread of |
370 | this inferior stops. For continuations associated with a | |
371 | specific thread, see `struct thread_info'. */ | |
372 | struct continuation *continuations; | |
373 | ||
b77209e0 PA |
374 | /* Private data used by the target vector implementation. */ |
375 | struct private_inferior *private; | |
a96d9b2e | 376 | |
8cf64490 TT |
377 | /* HAS_EXIT_CODE is true if the inferior exited with an exit code. |
378 | In this case, the EXIT_CODE field is also valid. */ | |
379 | int has_exit_code; | |
380 | LONGEST exit_code; | |
381 | ||
7dcd53a0 TT |
382 | /* Default flags to pass to the symbol reading functions. These are |
383 | used whenever a new objfile is created. The valid values come | |
384 | from enum symfile_add_flags. */ | |
385 | int symfile_flags; | |
386 | ||
6ecd4729 PA |
387 | /* Info about an inferior's target description (if it's fetched; the |
388 | user supplied description's filename, if any; etc.). */ | |
389 | struct target_desc_info *tdesc_info; | |
390 | ||
391 | /* The architecture associated with the inferior through the | |
392 | connection to the target. | |
393 | ||
394 | The architecture vector provides some information that is really | |
395 | a property of the inferior, accessed through a particular target: | |
396 | ptrace operations; the layout of certain RSP packets; the | |
397 | solib_ops vector; etc. To differentiate architecture accesses to | |
398 | per-inferior/target properties from | |
399 | per-thread/per-frame/per-objfile properties, accesses to | |
400 | per-inferior/target properties should be made through | |
401 | this gdbarch. */ | |
402 | struct gdbarch *gdbarch; | |
403 | ||
6c95b8df | 404 | /* Per inferior data-pointers required by other GDB modules. */ |
8e260fc0 | 405 | REGISTRY_FIELDS; |
b77209e0 PA |
406 | }; |
407 | ||
6c95b8df PA |
408 | /* Keep a registry of per-inferior data-pointers required by other GDB |
409 | modules. */ | |
410 | ||
8e260fc0 | 411 | DECLARE_REGISTRY (inferior); |
6c95b8df | 412 | |
b77209e0 PA |
413 | /* Create an empty inferior list, or empty the existing one. */ |
414 | extern void init_inferior_list (void); | |
415 | ||
416 | /* Add an inferior to the inferior list, print a message that a new | |
417 | inferior is found, and return the pointer to the new inferior. | |
418 | Caller may use this pointer to initialize the private inferior | |
419 | data. */ | |
420 | extern struct inferior *add_inferior (int pid); | |
421 | ||
422 | /* Same as add_inferior, but don't print new inferior notifications to | |
423 | the CLI. */ | |
424 | extern struct inferior *add_inferior_silent (int pid); | |
425 | ||
426 | /* Delete an existing inferior list entry, due to inferior exit. */ | |
427 | extern void delete_inferior (int pid); | |
428 | ||
a79b8f6e VP |
429 | extern void delete_inferior_1 (struct inferior *todel, int silent); |
430 | ||
b77209e0 PA |
431 | /* Same as delete_inferior, but don't print new inferior notifications |
432 | to the CLI. */ | |
433 | extern void delete_inferior_silent (int pid); | |
434 | ||
435 | /* Delete an existing inferior list entry, due to inferior detaching. */ | |
436 | extern void detach_inferior (int pid); | |
437 | ||
6c95b8df PA |
438 | extern void exit_inferior (int pid); |
439 | ||
440 | extern void exit_inferior_silent (int pid); | |
441 | ||
442 | extern void exit_inferior_num_silent (int num); | |
443 | ||
444 | extern void inferior_appeared (struct inferior *inf, int pid); | |
445 | ||
82f73884 PA |
446 | /* Get rid of all inferiors. */ |
447 | extern void discard_all_inferiors (void); | |
448 | ||
b77209e0 PA |
449 | /* Translate the integer inferior id (GDB's homegrown id, not the system's) |
450 | into a "pid" (which may be overloaded with extra inferior information). */ | |
451 | extern int gdb_inferior_id_to_pid (int); | |
452 | ||
453 | /* Translate a target 'pid' into the integer inferior id (GDB's | |
454 | homegrown id, not the system's). */ | |
455 | extern int pid_to_gdb_inferior_id (int pid); | |
456 | ||
457 | /* Boolean test for an already-known pid. */ | |
458 | extern int in_inferior_list (int pid); | |
459 | ||
460 | /* Boolean test for an already-known inferior id (GDB's homegrown id, | |
461 | not the system's). */ | |
2c0b251b | 462 | extern int valid_gdb_inferior_id (int num); |
b77209e0 | 463 | |
6c95b8df | 464 | /* Search function to lookup an inferior by target 'pid'. */ |
b77209e0 PA |
465 | extern struct inferior *find_inferior_pid (int pid); |
466 | ||
6c95b8df PA |
467 | /* Search function to lookup an inferior by GDB 'num'. */ |
468 | extern struct inferior *find_inferior_id (int num); | |
469 | ||
470 | /* Find an inferior bound to PSPACE. */ | |
471 | extern struct inferior * | |
472 | find_inferior_for_program_space (struct program_space *pspace); | |
473 | ||
b77209e0 PA |
474 | /* Inferior iterator function. |
475 | ||
476 | Calls a callback function once for each inferior, so long as the | |
477 | callback function returns false. If the callback function returns | |
478 | true, the iteration will end and the current inferior will be | |
479 | returned. This can be useful for implementing a search for a | |
480 | inferior with arbitrary attributes, or for applying some operation | |
481 | to every inferior. | |
482 | ||
483 | It is safe to delete the iterated inferior from the callback. */ | |
484 | extern struct inferior *iterate_over_inferiors (int (*) (struct inferior *, | |
485 | void *), | |
486 | void *); | |
487 | ||
b77209e0 PA |
488 | /* Returns true if the inferior list is not empty. */ |
489 | extern int have_inferiors (void); | |
490 | ||
c35b1492 PA |
491 | /* Returns true if there are any live inferiors in the inferior list |
492 | (not cores, not executables, real live processes). */ | |
493 | extern int have_live_inferiors (void); | |
494 | ||
b77209e0 PA |
495 | /* Return a pointer to the current inferior. It is an error to call |
496 | this if there is no current inferior. */ | |
497 | extern struct inferior *current_inferior (void); | |
498 | ||
6c95b8df PA |
499 | extern void set_current_inferior (struct inferior *); |
500 | ||
501 | extern struct cleanup *save_current_inferior (void); | |
502 | ||
c65b3e0d PA |
503 | /* Traverse all inferiors. */ |
504 | ||
505 | #define ALL_INFERIORS(I) \ | |
506 | for ((I) = inferior_list; (I); (I) = (I)->next) | |
507 | ||
6c95b8df PA |
508 | extern struct inferior *inferior_list; |
509 | ||
510 | /* Prune away automatically added inferiors that aren't required | |
511 | anymore. */ | |
512 | extern void prune_inferiors (void); | |
513 | ||
514 | extern int number_of_inferiors (void); | |
515 | ||
a79b8f6e VP |
516 | extern struct inferior *add_inferior_with_spaces (void); |
517 | ||
c906108c | 518 | #endif /* !defined (INFERIOR_H) */ |