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. | |
b6ba6518 KB |
3 | Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, |
4 | 1998, 1999, 2000, 2001 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 | |
10 | the Free Software Foundation; either version 2 of the License, or | |
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 JM |
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, | |
21 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
22 | |
23 | #if !defined (INFERIOR_H) | |
24 | #define INFERIOR_H 1 | |
25 | ||
67a2b77e | 26 | struct gdbarch; |
72cec141 | 27 | struct regcache; |
67a2b77e | 28 | |
c906108c SS |
29 | /* For bpstat. */ |
30 | #include "breakpoint.h" | |
31 | ||
32 | /* For enum target_signal. */ | |
33 | #include "target.h" | |
34 | ||
aa0cd9c1 AC |
35 | /* For struct frame_id. */ |
36 | #include "frame.h" | |
37 | ||
7a292a7a | 38 | /* Structure in which to save the status of the inferior. Create/Save |
c906108c SS |
39 | through "save_inferior_status", restore through |
40 | "restore_inferior_status". | |
7a292a7a | 41 | |
c906108c SS |
42 | This pair of routines should be called around any transfer of |
43 | control to the inferior which you don't want showing up in your | |
44 | control variables. */ | |
45 | ||
7a292a7a | 46 | struct inferior_status; |
7a292a7a | 47 | |
a14ed312 | 48 | extern struct inferior_status *save_inferior_status (int); |
7a292a7a | 49 | |
a14ed312 | 50 | extern void restore_inferior_status (struct inferior_status *); |
7a292a7a | 51 | |
74b7792f AC |
52 | extern struct cleanup *make_cleanup_restore_inferior_status (struct inferior_status *); |
53 | ||
a14ed312 | 54 | extern void discard_inferior_status (struct inferior_status *); |
7a292a7a | 55 | |
a14ed312 KB |
56 | extern void write_inferior_status_register (struct inferior_status |
57 | *inf_status, int regno, | |
58 | LONGEST val); | |
c906108c | 59 | |
ca6724c1 KB |
60 | /* The -1 ptid, often used to indicate either an error condition |
61 | or a "don't care" condition, i.e, "run all threads." */ | |
62 | extern ptid_t minus_one_ptid; | |
63 | ||
64 | /* The null or zero ptid, often used to indicate no process. */ | |
65 | extern ptid_t null_ptid; | |
66 | ||
67 | /* Attempt to find and return an existing ptid with the given PID, LWP, | |
68 | and TID components. If none exists, create a new one and return | |
69 | that. */ | |
70 | ptid_t ptid_build (int pid, long lwp, long tid); | |
71 | ||
72 | /* Find/Create a ptid from just a pid. */ | |
73 | ptid_t pid_to_ptid (int pid); | |
74 | ||
75 | /* Fetch the pid (process id) component from a ptid. */ | |
76 | int ptid_get_pid (ptid_t ptid); | |
77 | ||
78 | /* Fetch the lwp (lightweight process) component from a ptid. */ | |
79 | long ptid_get_lwp (ptid_t ptid); | |
80 | ||
81 | /* Fetch the tid (thread id) component from a ptid. */ | |
82 | long ptid_get_tid (ptid_t ptid); | |
83 | ||
84 | /* Compare two ptids to see if they are equal */ | |
85 | extern int ptid_equal (ptid_t p1, ptid_t p2); | |
86 | ||
ce696e05 KB |
87 | /* Save value of inferior_ptid so that it may be restored by |
88 | a later call to do_cleanups(). Returns the struct cleanup | |
89 | pointer needed for later doing the cleanup. */ | |
90 | extern struct cleanup * save_inferior_ptid (void); | |
91 | ||
a14ed312 | 92 | extern void set_sigint_trap (void); |
c906108c | 93 | |
a14ed312 | 94 | extern void clear_sigint_trap (void); |
c906108c | 95 | |
a14ed312 | 96 | extern void set_sigio_trap (void); |
c906108c | 97 | |
a14ed312 | 98 | extern void clear_sigio_trap (void); |
c906108c SS |
99 | |
100 | /* File name for default use for standard in/out in the inferior. */ | |
101 | ||
102 | extern char *inferior_io_terminal; | |
103 | ||
39f77062 KB |
104 | /* Collected pid, tid, etc. of the debugged inferior. When there's |
105 | no inferior, PIDGET (inferior_ptid) will be 0. */ | |
c906108c | 106 | |
39f77062 | 107 | extern ptid_t inferior_ptid; |
c906108c | 108 | |
43ff13b4 JM |
109 | /* Is the inferior running right now, as a result of a 'run&', |
110 | 'continue&' etc command? This is used in asycn gdb to determine | |
111 | whether a command that the user enters while the target is running | |
112 | is allowed or not. */ | |
113 | extern int target_executing; | |
114 | ||
115 | /* Are we simulating synchronous execution? This is used in async gdb | |
116 | to implement the 'run', 'continue' etc commands, which will not | |
117 | redisplay the prompt until the execution is actually over. */ | |
118 | extern int sync_execution; | |
119 | ||
39f77062 | 120 | /* This is only valid when inferior_ptid is non-zero. |
c906108c SS |
121 | |
122 | If this is 0, then exec events should be noticed and responded to | |
123 | by the debugger (i.e., be reported to the user). | |
124 | ||
125 | If this is > 0, then that many subsequent exec events should be | |
126 | ignored (i.e., not be reported to the user). | |
c5aa993b | 127 | */ |
c906108c SS |
128 | extern int inferior_ignoring_startup_exec_events; |
129 | ||
130 | /* This is only valid when inferior_ignoring_startup_exec_events is | |
131 | zero. | |
132 | ||
133 | Some targets (stupidly) report more than one exec event per actual | |
134 | call to an event() system call. If only the last such exec event | |
135 | need actually be noticed and responded to by the debugger (i.e., | |
136 | be reported to the user), then this is the number of "leading" | |
137 | exec events which should be ignored. | |
c5aa993b | 138 | */ |
c906108c SS |
139 | extern int inferior_ignoring_leading_exec_events; |
140 | ||
141 | /* Inferior environment. */ | |
142 | ||
143 | extern struct environ *inferior_environ; | |
144 | ||
a14ed312 | 145 | extern void clear_proceed_status (void); |
c906108c | 146 | |
a14ed312 | 147 | extern void proceed (CORE_ADDR, enum target_signal, int); |
c906108c | 148 | |
5fbbeb29 CF |
149 | /* When set, stop the 'step' command if we enter a function which has |
150 | no line number information. The normal behavior is that we step | |
151 | over such function. */ | |
152 | extern int step_stop_if_no_debug; | |
153 | ||
a14ed312 | 154 | extern void kill_inferior (void); |
c906108c | 155 | |
a14ed312 | 156 | extern void generic_mourn_inferior (void); |
c906108c | 157 | |
a790ad35 SC |
158 | extern void terminal_save_ours (void); |
159 | ||
a14ed312 | 160 | extern void terminal_ours (void); |
c906108c | 161 | |
36160dc4 | 162 | extern int run_stack_dummy (CORE_ADDR , struct regcache *); |
c906108c | 163 | |
a14ed312 | 164 | extern CORE_ADDR read_pc (void); |
c906108c | 165 | |
39f77062 | 166 | extern CORE_ADDR read_pc_pid (ptid_t); |
c906108c | 167 | |
39f77062 | 168 | extern CORE_ADDR generic_target_read_pc (ptid_t); |
0f71a2f6 | 169 | |
a14ed312 | 170 | extern void write_pc (CORE_ADDR); |
c906108c | 171 | |
39f77062 | 172 | extern void write_pc_pid (CORE_ADDR, ptid_t); |
c906108c | 173 | |
39f77062 | 174 | extern void generic_target_write_pc (CORE_ADDR, ptid_t); |
0f71a2f6 | 175 | |
a14ed312 | 176 | extern CORE_ADDR read_sp (void); |
c906108c | 177 | |
a14ed312 | 178 | extern CORE_ADDR generic_target_read_sp (void); |
0f71a2f6 | 179 | |
a14ed312 | 180 | extern void write_sp (CORE_ADDR); |
c906108c | 181 | |
a14ed312 | 182 | extern void generic_target_write_sp (CORE_ADDR); |
0f71a2f6 | 183 | |
a14ed312 | 184 | extern CORE_ADDR read_fp (void); |
c906108c | 185 | |
a14ed312 | 186 | extern CORE_ADDR generic_target_read_fp (void); |
0f71a2f6 | 187 | |
ac2e2ef7 | 188 | extern CORE_ADDR unsigned_pointer_to_address (struct type *type, void *buf); |
4478b372 | 189 | |
ac2e2ef7 AC |
190 | extern void unsigned_address_to_pointer (struct type *type, void *buf, |
191 | CORE_ADDR addr); | |
192 | extern CORE_ADDR signed_pointer_to_address (struct type *type, void *buf); | |
193 | extern void address_to_signed_pointer (struct type *type, void *buf, | |
194 | CORE_ADDR addr); | |
4478b372 | 195 | |
a14ed312 | 196 | extern void wait_for_inferior (void); |
c906108c | 197 | |
a14ed312 | 198 | extern void fetch_inferior_event (void *); |
43ff13b4 | 199 | |
a14ed312 | 200 | extern void init_wait_for_inferior (void); |
c906108c | 201 | |
a14ed312 | 202 | extern void close_exec_file (void); |
c906108c | 203 | |
a14ed312 | 204 | extern void reopen_exec_file (void); |
c906108c SS |
205 | |
206 | /* The `resume' routine should only be called in special circumstances. | |
207 | Normally, use `proceed', which handles a lot of bookkeeping. */ | |
208 | ||
a14ed312 | 209 | extern void resume (int, enum target_signal); |
c906108c SS |
210 | |
211 | /* From misc files */ | |
212 | ||
0ab7a791 AC |
213 | extern void default_print_registers_info (struct gdbarch *gdbarch, |
214 | struct ui_file *file, | |
215 | struct frame_info *frame, | |
216 | int regnum, int all); | |
666e11c5 | 217 | |
a14ed312 | 218 | extern void store_inferior_registers (int); |
c906108c | 219 | |
a14ed312 | 220 | extern void fetch_inferior_registers (int); |
c906108c | 221 | |
a14ed312 | 222 | extern void solib_create_inferior_hook (void); |
c906108c | 223 | |
a14ed312 | 224 | extern void child_terminal_info (char *, int); |
c906108c | 225 | |
a14ed312 | 226 | extern void term_info (char *, int); |
c906108c | 227 | |
a14ed312 | 228 | extern void terminal_ours_for_output (void); |
c906108c | 229 | |
a14ed312 | 230 | extern void terminal_inferior (void); |
c906108c | 231 | |
a14ed312 | 232 | extern void terminal_init_inferior (void); |
c906108c | 233 | |
a14ed312 | 234 | extern void terminal_init_inferior_with_pgrp (int pgrp); |
c906108c SS |
235 | |
236 | /* From infptrace.c or infttrace.c */ | |
237 | ||
a14ed312 | 238 | extern int attach (int); |
c906108c SS |
239 | |
240 | #if !defined(REQUIRE_ATTACH) | |
241 | #define REQUIRE_ATTACH attach | |
242 | #endif | |
243 | ||
244 | #if !defined(REQUIRE_DETACH) | |
245 | #define REQUIRE_DETACH(pid,siggnal) detach (siggnal) | |
246 | #endif | |
247 | ||
a14ed312 | 248 | extern void detach (int); |
c906108c | 249 | |
7a292a7a | 250 | /* PTRACE method of waiting for inferior process. */ |
39f77062 | 251 | int ptrace_wait (ptid_t, int *); |
c906108c | 252 | |
39f77062 | 253 | extern void child_resume (ptid_t, int, enum target_signal); |
c906108c SS |
254 | |
255 | #ifndef PTRACE_ARG3_TYPE | |
256 | #define PTRACE_ARG3_TYPE int /* Correct definition for most systems. */ | |
257 | #endif | |
258 | ||
a14ed312 | 259 | extern int call_ptrace (int, int, PTRACE_ARG3_TYPE, int); |
c906108c | 260 | |
a14ed312 | 261 | extern void pre_fork_inferior (void); |
c906108c SS |
262 | |
263 | /* From procfs.c */ | |
264 | ||
a14ed312 | 265 | extern int proc_iterate_over_mappings (int (*)(int, CORE_ADDR)); |
c906108c | 266 | |
39f77062 | 267 | extern ptid_t procfs_first_available (void); |
c906108c | 268 | |
c906108c SS |
269 | /* From fork-child.c */ |
270 | ||
a14ed312 KB |
271 | extern void fork_inferior (char *, char *, char **, |
272 | void (*)(void), | |
273 | void (*)(int), void (*)(void), char *); | |
c906108c SS |
274 | |
275 | ||
a14ed312 | 276 | extern void startup_inferior (int); |
c906108c | 277 | |
552c04a7 TT |
278 | extern char *construct_inferior_arguments (struct gdbarch *, int, char **); |
279 | ||
c906108c SS |
280 | /* From inflow.c */ |
281 | ||
a14ed312 | 282 | extern void new_tty_prefork (char *); |
c906108c | 283 | |
a14ed312 | 284 | extern int gdb_has_a_terminal (void); |
c906108c SS |
285 | |
286 | /* From infrun.c */ | |
287 | ||
a14ed312 | 288 | extern void start_remote (void); |
c906108c | 289 | |
a14ed312 | 290 | extern void normal_stop (void); |
c906108c | 291 | |
a14ed312 | 292 | extern int signal_stop_state (int); |
c906108c | 293 | |
a14ed312 | 294 | extern int signal_print_state (int); |
c906108c | 295 | |
a14ed312 | 296 | extern int signal_pass_state (int); |
c906108c | 297 | |
a14ed312 | 298 | extern int signal_stop_update (int, int); |
d4f3574e | 299 | |
a14ed312 | 300 | extern int signal_print_update (int, int); |
d4f3574e | 301 | |
a14ed312 | 302 | extern int signal_pass_update (int, int); |
d4f3574e | 303 | |
39f77062 KB |
304 | extern void get_last_target_status(ptid_t *ptid, |
305 | struct target_waitstatus *status); | |
e02bc4cc | 306 | |
c906108c SS |
307 | /* From infcmd.c */ |
308 | ||
a14ed312 | 309 | extern void tty_command (char *, int); |
c906108c | 310 | |
a14ed312 | 311 | extern void attach_command (char *, int); |
c906108c | 312 | |
a250df2e | 313 | extern char *get_inferior_args (void); |
07091751 | 314 | |
a250df2e | 315 | extern char *set_inferior_args (char *); |
07091751 | 316 | |
552c04a7 TT |
317 | extern void set_inferior_args_vector (int, char **); |
318 | ||
36dc181b EZ |
319 | extern void registers_info (char *, int); |
320 | ||
321 | extern void nexti_command (char *, int); | |
322 | ||
323 | extern void stepi_command (char *, int); | |
324 | ||
325 | extern void continue_command (char *, int); | |
326 | ||
327 | extern void interrupt_target_command (char *args, int from_tty); | |
328 | ||
c906108c SS |
329 | /* Last signal that the inferior received (why it stopped). */ |
330 | ||
331 | extern enum target_signal stop_signal; | |
332 | ||
333 | /* Address at which inferior stopped. */ | |
334 | ||
335 | extern CORE_ADDR stop_pc; | |
336 | ||
337 | /* Chain containing status of breakpoint(s) that we have stopped at. */ | |
338 | ||
339 | extern bpstat stop_bpstat; | |
340 | ||
341 | /* Flag indicating that a command has proceeded the inferior past the | |
342 | current breakpoint. */ | |
343 | ||
344 | extern int breakpoint_proceeded; | |
345 | ||
346 | /* Nonzero if stopped due to a step command. */ | |
347 | ||
348 | extern int stop_step; | |
349 | ||
350 | /* Nonzero if stopped due to completion of a stack dummy routine. */ | |
351 | ||
352 | extern int stop_stack_dummy; | |
353 | ||
354 | /* Nonzero if program stopped due to a random (unexpected) signal in | |
355 | inferior process. */ | |
356 | ||
357 | extern int stopped_by_random_signal; | |
358 | ||
359 | /* Range to single step within. | |
360 | If this is nonzero, respond to a single-step signal | |
361 | by continuing to step if the pc is in this range. | |
362 | ||
363 | If step_range_start and step_range_end are both 1, it means to step for | |
364 | a single instruction (FIXME: it might clean up wait_for_inferior in a | |
365 | minor way if this were changed to the address of the instruction and | |
366 | that address plus one. But maybe not.). */ | |
367 | ||
368 | extern CORE_ADDR step_range_start; /* Inclusive */ | |
c5aa993b | 369 | extern CORE_ADDR step_range_end; /* Exclusive */ |
c906108c SS |
370 | |
371 | /* Stack frame address as of when stepping command was issued. | |
372 | This is how we know when we step into a subroutine call, | |
373 | and how to set the frame for the breakpoint used to step out. */ | |
374 | ||
aa0cd9c1 | 375 | extern struct frame_id step_frame_id; |
c906108c SS |
376 | |
377 | /* Our notion of the current stack pointer. */ | |
378 | ||
379 | extern CORE_ADDR step_sp; | |
380 | ||
381 | /* 1 means step over all subroutine calls. | |
382 | -1 means step over calls to undebuggable functions. */ | |
383 | ||
5fbbeb29 CF |
384 | enum step_over_calls_kind |
385 | { | |
386 | STEP_OVER_NONE, | |
387 | STEP_OVER_ALL, | |
a4acd088 CF |
388 | STEP_OVER_UNDEBUGGABLE |
389 | }; | |
390 | ||
391 | extern enum step_over_calls_kind step_over_calls; | |
c906108c SS |
392 | |
393 | /* If stepping, nonzero means step count is > 1 | |
394 | so don't print frame next time inferior stops | |
395 | if it stops due to stepping. */ | |
396 | ||
397 | extern int step_multi; | |
398 | ||
399 | /* Nonzero means expecting a trap and caller will handle it themselves. | |
400 | It is used after attach, due to attaching to a process; | |
401 | when running in the shell before the child program has been exec'd; | |
402 | and when running some kinds of remote stuff (FIXME?). */ | |
403 | ||
404 | extern int stop_soon_quietly; | |
405 | ||
406 | /* Nonzero if proceed is being used for a "finish" command or a similar | |
407 | situation when stop_registers should be saved. */ | |
408 | ||
409 | extern int proceed_to_finish; | |
410 | ||
411 | /* Save register contents here when about to pop a stack dummy frame, | |
412 | if-and-only-if proceed_to_finish is set. | |
413 | Thus this contains the return value from the called function (assuming | |
414 | values are returned in a register). */ | |
415 | ||
72cec141 | 416 | extern struct regcache *stop_registers; |
c906108c | 417 | |
39f77062 | 418 | /* Nonzero if the child process in inferior_ptid was attached rather |
c906108c SS |
419 | than forked. */ |
420 | ||
421 | extern int attach_flag; | |
422 | \f | |
c906108c SS |
423 | /* Possible values for CALL_DUMMY_LOCATION. */ |
424 | #define ON_STACK 1 | |
425 | #define BEFORE_TEXT_END 2 | |
426 | #define AFTER_TEXT_END 3 | |
427 | #define AT_ENTRY_POINT 4 | |
428 | ||
7a292a7a | 429 | #if !defined (CALL_DUMMY_ADDRESS) |
8e65ff28 | 430 | #define CALL_DUMMY_ADDRESS() (internal_error (__FILE__, __LINE__, "CALL_DUMMY_ADDRESS"), 0) |
7a292a7a SS |
431 | #endif |
432 | #if !defined (CALL_DUMMY_START_OFFSET) | |
8e65ff28 | 433 | #define CALL_DUMMY_START_OFFSET (internal_error (__FILE__, __LINE__, "CALL_DUMMY_START_OFFSET"), 0) |
7a292a7a SS |
434 | #endif |
435 | #if !defined (CALL_DUMMY_BREAKPOINT_OFFSET) | |
436 | #define CALL_DUMMY_BREAKPOINT_OFFSET_P (0) | |
8e65ff28 | 437 | #define CALL_DUMMY_BREAKPOINT_OFFSET (internal_error (__FILE__, __LINE__, "CALL_DUMMY_BREAKPOINT_OFFSET"), 0) |
7a292a7a SS |
438 | #endif |
439 | #if !defined CALL_DUMMY_BREAKPOINT_OFFSET_P | |
440 | #define CALL_DUMMY_BREAKPOINT_OFFSET_P (1) | |
441 | #endif | |
442 | #if !defined (CALL_DUMMY_LENGTH) | |
8e65ff28 | 443 | #define CALL_DUMMY_LENGTH (internal_error (__FILE__, __LINE__, "CALL_DUMMY_LENGTH"), 0) |
7a292a7a SS |
444 | #endif |
445 | ||
446 | #if defined (CALL_DUMMY_STACK_ADJUST) | |
447 | #if !defined (CALL_DUMMY_STACK_ADJUST_P) | |
448 | #define CALL_DUMMY_STACK_ADJUST_P (1) | |
449 | #endif | |
450 | #endif | |
451 | #if !defined (CALL_DUMMY_STACK_ADJUST) | |
8e65ff28 | 452 | #define CALL_DUMMY_STACK_ADJUST (internal_error (__FILE__, __LINE__, "CALL_DUMMY_STACK_ADJUST"), 0) |
7a292a7a SS |
453 | #endif |
454 | #if !defined (CALL_DUMMY_STACK_ADJUST_P) | |
455 | #define CALL_DUMMY_STACK_ADJUST_P (0) | |
456 | #endif | |
457 | ||
ba886e9d AC |
458 | /* FIXME: cagney/2000-04-17: gdbarch should manage this. The default |
459 | shouldn't be necessary. */ | |
460 | ||
7a292a7a SS |
461 | #if !defined (CALL_DUMMY_P) |
462 | #if defined (CALL_DUMMY) | |
463 | #define CALL_DUMMY_P 1 | |
464 | #else | |
465 | #define CALL_DUMMY_P 0 | |
466 | #endif | |
467 | #endif | |
468 | ||
7a292a7a | 469 | #if !defined PUSH_DUMMY_FRAME |
8e65ff28 | 470 | #define PUSH_DUMMY_FRAME (internal_error (__FILE__, __LINE__, "PUSH_DUMMY_FRAME"), 0) |
7a292a7a SS |
471 | #endif |
472 | ||
473 | #if !defined FIX_CALL_DUMMY | |
8e65ff28 | 474 | #define FIX_CALL_DUMMY(a1,a2,a3,a4,a5,a6,a7) (internal_error (__FILE__, __LINE__, "FIX_CALL_DUMMY"), 0) |
7a292a7a SS |
475 | #endif |
476 | ||
477 | #if !defined STORE_STRUCT_RETURN | |
8e65ff28 | 478 | #define STORE_STRUCT_RETURN(a1,a2) (internal_error (__FILE__, __LINE__, "STORE_STRUCT_RETURN"), 0) |
7a292a7a SS |
479 | #endif |
480 | ||
481 | ||
482 | /* Are we in a call dummy? */ | |
483 | ||
b4b88177 AC |
484 | /* NOTE: cagney/2002-11-24: Targets need to both switch to generic |
485 | dummy frames, and use generic_pc_in_call_dummy(). The generic | |
486 | version should be able to handle all cases since that code works by | |
487 | saving the address of the dummy's breakpoint (where ever it is). */ | |
488 | ||
489 | extern int deprecated_pc_in_call_dummy_before_text_end (CORE_ADDR pc, | |
490 | CORE_ADDR sp, | |
491 | CORE_ADDR frame_address); | |
c906108c | 492 | |
b4b88177 AC |
493 | /* NOTE: cagney/2002-11-24: Targets need to both switch to generic |
494 | dummy frames, and use generic_pc_in_call_dummy(). The generic | |
495 | version should be able to handle all cases since that code works by | |
496 | saving the address of the dummy's breakpoint (where ever it is). */ | |
497 | ||
498 | extern int deprecated_pc_in_call_dummy_after_text_end (CORE_ADDR pc, | |
499 | CORE_ADDR sp, | |
500 | CORE_ADDR frame_address); | |
7a292a7a | 501 | |
b4b88177 AC |
502 | /* NOTE: cagney/2002-11-24: Targets need to both switch to generic |
503 | dummy frames, and use generic_pc_in_call_dummy(). The generic | |
504 | version should be able to handle all cases since that code works by | |
505 | saving the address of the dummy's breakpoint (where ever it is). */ | |
506 | ||
507 | extern int deprecated_pc_in_call_dummy_on_stack (CORE_ADDR pc, | |
508 | CORE_ADDR sp, | |
509 | CORE_ADDR frame_address); | |
7a292a7a | 510 | |
b4b88177 AC |
511 | /* NOTE: cagney/2002-11-24: Targets need to both switch to generic |
512 | dummy frames, and use generic_pc_in_call_dummy(). The generic | |
513 | version should be able to handle all cases since that code works by | |
514 | saving the address of the dummy's breakpoint (where ever it is). */ | |
515 | ||
516 | extern int deprecated_pc_in_call_dummy_at_entry_point (CORE_ADDR pc, | |
517 | CORE_ADDR sp, | |
518 | CORE_ADDR frame_address); | |
c906108c SS |
519 | |
520 | /* It's often not enough for our clients to know whether the PC is merely | |
521 | somewhere within the call dummy. They may need to know whether the | |
522 | call dummy has actually completed. (For example, wait_for_inferior | |
523 | wants to know when it should truly stop because the call dummy has | |
524 | completed. If we're single-stepping because of slow watchpoints, | |
525 | then we may find ourselves stopped at the entry of the call dummy, | |
526 | and want to continue stepping until we reach the end.) | |
527 | ||
528 | Note that this macro is intended for targets (like HP-UX) which | |
529 | require more than a single breakpoint in their call dummies, and | |
530 | therefore cannot use the CALL_DUMMY_BREAKPOINT_OFFSET mechanism. | |
531 | ||
532 | If a target does define CALL_DUMMY_BREAKPOINT_OFFSET, then this | |
533 | default implementation of CALL_DUMMY_HAS_COMPLETED is sufficient. | |
534 | Else, a target may wish to supply an implementation that works in | |
535 | the presense of multiple breakpoints in its call dummy. | |
c5aa993b | 536 | */ |
c906108c SS |
537 | #if !defined(CALL_DUMMY_HAS_COMPLETED) |
538 | #define CALL_DUMMY_HAS_COMPLETED(pc, sp, frame_address) \ | |
ae45cd16 | 539 | DEPRECATED_PC_IN_CALL_DUMMY((pc), (sp), (frame_address)) |
c906108c SS |
540 | #endif |
541 | ||
542 | /* If STARTUP_WITH_SHELL is set, GDB's "run" | |
543 | will attempts to start up the debugee under a shell. | |
544 | This is in order for argument-expansion to occur. E.g., | |
545 | (gdb) run * | |
546 | The "*" gets expanded by the shell into a list of files. | |
547 | While this is a nice feature, it turns out to interact badly | |
548 | with some of the catch-fork/catch-exec features we have added. | |
549 | In particular, if the shell does any fork/exec's before | |
550 | the exec of the target program, that can confuse GDB. | |
551 | To disable this feature, set STARTUP_WITH_SHELL to 0. | |
552 | To enable this feature, set STARTUP_WITH_SHELL to 1. | |
553 | The catch-exec traps expected during start-up will | |
554 | be 1 if target is not started up with a shell, 2 if it is. | |
555 | - RT | |
556 | If you disable this, you need to decrement | |
557 | START_INFERIOR_TRAPS_EXPECTED in tm.h. */ | |
558 | #define STARTUP_WITH_SHELL 1 | |
559 | #if !defined(START_INFERIOR_TRAPS_EXPECTED) | |
560 | #define START_INFERIOR_TRAPS_EXPECTED 2 | |
561 | #endif | |
562 | #endif /* !defined (INFERIOR_H) */ |