Commit | Line | Data |
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c906108c | 1 | /* Fork a Unix child process, and set up to debug it, for GDB. |
b6ba6518 KB |
2 | Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, |
3 | 2001 Free Software Foundation, Inc. | |
c906108c SS |
4 | Contributed by Cygnus Support. |
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 | #include "defs.h" | |
24 | #include "gdb_string.h" | |
25 | #include "frame.h" /* required by inferior.h */ | |
26 | #include "inferior.h" | |
27 | #include "target.h" | |
03f2053f | 28 | #include "gdb_wait.h" |
74c1b268 | 29 | #include "gdb_vfork.h" |
c906108c SS |
30 | #include "gdbcore.h" |
31 | #include "terminal.h" | |
32 | #include "gdbthread.h" | |
c2d11a7d | 33 | #include "command.h" /* for dont_repeat () */ |
c906108c SS |
34 | |
35 | #include <signal.h> | |
c906108c | 36 | |
c906108c SS |
37 | /* This just gets used as a default if we can't find SHELL */ |
38 | #ifndef SHELL_FILE | |
39 | #define SHELL_FILE "/bin/sh" | |
40 | #endif | |
41 | ||
42 | extern char **environ; | |
43 | ||
44 | /* This function breaks up an argument string into an argument | |
45 | * vector suitable for passing to execvp(). | |
46 | * E.g., on "run a b c d" this routine would get as input | |
47 | * the string "a b c d", and as output it would fill in argv with | |
48 | * the four arguments "a", "b", "c", "d". | |
49 | */ | |
50 | static void | |
fba45db2 | 51 | breakup_args (char *scratch, char **argv) |
c906108c SS |
52 | { |
53 | char *cp = scratch; | |
54 | ||
c906108c SS |
55 | for (;;) |
56 | { | |
57 | ||
58 | /* Scan past leading separators */ | |
59 | while (*cp == ' ' || *cp == '\t' || *cp == '\n') | |
60 | { | |
61 | cp++; | |
62 | } | |
63 | ||
64 | /* Break if at end of string */ | |
65 | if (*cp == '\0') | |
66 | break; | |
67 | ||
68 | /* Take an arg */ | |
69 | *argv++ = cp; | |
70 | ||
71 | /* Scan for next arg separator */ | |
72 | cp = strchr (cp, ' '); | |
73 | if (cp == NULL) | |
74 | cp = strchr (cp, '\t'); | |
75 | if (cp == NULL) | |
76 | cp = strchr (cp, '\n'); | |
77 | ||
78 | /* No separators => end of string => break */ | |
79 | if (cp == NULL) | |
80 | break; | |
81 | ||
82 | /* Replace the separator with a terminator */ | |
83 | *cp++ = '\0'; | |
84 | } | |
85 | ||
86 | /* execv requires a null-terminated arg vector */ | |
87 | *argv = NULL; | |
88 | ||
89 | } | |
90 | ||
91 | ||
39f77062 | 92 | /* Start an inferior Unix child process and sets inferior_ptid to its pid. |
c906108c SS |
93 | EXEC_FILE is the file to run. |
94 | ALLARGS is a string containing the arguments to the program. | |
95 | ENV is the environment vector to pass. SHELL_FILE is the shell file, | |
96 | or NULL if we should pick one. Errors reported with error(). */ | |
97 | ||
c65ecaf3 AC |
98 | /* This function is NOT-REENTRANT. Some of the variables have been |
99 | made static to ensure that they survive the vfork() call. */ | |
100 | ||
c906108c | 101 | void |
c65ecaf3 | 102 | fork_inferior (char *exec_file_arg, char *allargs, char **env, |
073063d7 | 103 | void (*traceme_fun) (void), void (*init_trace_fun) (int), |
c65ecaf3 | 104 | void (*pre_trace_fun) (void), char *shell_file_arg) |
c906108c SS |
105 | { |
106 | int pid; | |
107 | char *shell_command; | |
108 | static char default_shell_file[] = SHELL_FILE; | |
109 | int len; | |
110 | /* Set debug_fork then attach to the child while it sleeps, to debug. */ | |
111 | static int debug_fork = 0; | |
112 | /* This is set to the result of setpgrp, which if vforked, will be visible | |
113 | to you in the parent process. It's only used by humans for debugging. */ | |
114 | static int debug_setpgrp = 657473; | |
c65ecaf3 AC |
115 | static char *shell_file; |
116 | static char *exec_file; | |
c906108c SS |
117 | char **save_our_env; |
118 | int shell = 0; | |
c65ecaf3 | 119 | static char **argv; |
c906108c SS |
120 | |
121 | /* If no exec file handed to us, get it from the exec-file command -- with | |
122 | a good, common error message if none is specified. */ | |
c65ecaf3 | 123 | exec_file = exec_file_arg; |
c906108c SS |
124 | if (exec_file == 0) |
125 | exec_file = get_exec_file (1); | |
126 | ||
127 | /* STARTUP_WITH_SHELL is defined in inferior.h. | |
128 | * If 0, we'll just do a fork/exec, no shell, so don't | |
129 | * bother figuring out what shell. | |
130 | */ | |
c65ecaf3 | 131 | shell_file = shell_file_arg; |
c906108c SS |
132 | if (STARTUP_WITH_SHELL) |
133 | { | |
134 | /* Figure out what shell to start up the user program under. */ | |
135 | if (shell_file == NULL) | |
136 | shell_file = getenv ("SHELL"); | |
137 | if (shell_file == NULL) | |
138 | shell_file = default_shell_file; | |
139 | shell = 1; | |
140 | } | |
141 | ||
c906108c SS |
142 | /* Multiplying the length of exec_file by 4 is to account for the fact |
143 | that it may expand when quoted; it is a worst-case number based on | |
144 | every character being '. */ | |
c5aa993b | 145 | len = 5 + 4 * strlen (exec_file) + 1 + strlen (allargs) + 1 + /*slop */ 12; |
c906108c SS |
146 | /* If desired, concat something onto the front of ALLARGS. |
147 | SHELL_COMMAND is the result. */ | |
148 | #ifdef SHELL_COMMAND_CONCAT | |
149 | shell_command = (char *) alloca (strlen (SHELL_COMMAND_CONCAT) + len); | |
150 | strcpy (shell_command, SHELL_COMMAND_CONCAT); | |
151 | #else | |
152 | shell_command = (char *) alloca (len); | |
153 | shell_command[0] = '\0'; | |
154 | #endif | |
155 | ||
156 | if (!shell) | |
157 | { | |
158 | /* We're going to call execvp. Create argv */ | |
159 | /* Largest case: every other character is a separate arg */ | |
c906108c SS |
160 | argv = (char **) xmalloc (((strlen (allargs) + 1) / (unsigned) 2 + 2) * sizeof (*argv)); |
161 | argv[0] = exec_file; | |
162 | breakup_args (allargs, &argv[1]); | |
163 | ||
164 | } | |
165 | else | |
166 | { | |
167 | ||
168 | /* We're going to call a shell */ | |
169 | ||
170 | /* Now add exec_file, quoting as necessary. */ | |
171 | ||
172 | char *p; | |
173 | int need_to_quote; | |
174 | ||
175 | strcat (shell_command, "exec "); | |
176 | ||
177 | /* Quoting in this style is said to work with all shells. But csh | |
c5aa993b JM |
178 | on IRIX 4.0.1 can't deal with it. So we only quote it if we need |
179 | to. */ | |
c906108c SS |
180 | p = exec_file; |
181 | while (1) | |
182 | { | |
183 | switch (*p) | |
184 | { | |
185 | case '\'': | |
d8849953 | 186 | case '!': |
c906108c SS |
187 | case '"': |
188 | case '(': | |
189 | case ')': | |
190 | case '$': | |
191 | case '&': | |
192 | case ';': | |
193 | case '<': | |
194 | case '>': | |
195 | case ' ': | |
196 | case '\n': | |
197 | case '\t': | |
198 | need_to_quote = 1; | |
199 | goto end_scan; | |
200 | ||
201 | case '\0': | |
202 | need_to_quote = 0; | |
203 | goto end_scan; | |
204 | ||
205 | default: | |
206 | break; | |
207 | } | |
208 | ++p; | |
209 | } | |
210 | end_scan: | |
211 | if (need_to_quote) | |
212 | { | |
213 | strcat (shell_command, "'"); | |
214 | for (p = exec_file; *p != '\0'; ++p) | |
215 | { | |
216 | if (*p == '\'') | |
217 | strcat (shell_command, "'\\''"); | |
d8849953 KD |
218 | else if (*p == '!') |
219 | strcat (shell_command, "\\!"); | |
c906108c SS |
220 | else |
221 | strncat (shell_command, p, 1); | |
222 | } | |
223 | strcat (shell_command, "'"); | |
224 | } | |
225 | else | |
226 | strcat (shell_command, exec_file); | |
227 | ||
228 | strcat (shell_command, " "); | |
229 | strcat (shell_command, allargs); | |
230 | ||
231 | } | |
232 | ||
233 | /* exec is said to fail if the executable is open. */ | |
234 | close_exec_file (); | |
235 | ||
236 | /* Retain a copy of our environment variables, since the child will | |
237 | replace the value of environ and if we're vforked, we have to | |
238 | restore it. */ | |
239 | save_our_env = environ; | |
240 | ||
241 | /* Tell the terminal handling subsystem what tty we plan to run on; | |
242 | it will just record the information for later. */ | |
243 | ||
244 | new_tty_prefork (inferior_io_terminal); | |
245 | ||
246 | /* It is generally good practice to flush any possible pending stdio | |
247 | output prior to doing a fork, to avoid the possibility of both the | |
248 | parent and child flushing the same data after the fork. */ | |
249 | ||
250 | gdb_flush (gdb_stdout); | |
251 | gdb_flush (gdb_stderr); | |
252 | ||
253 | /* If there's any initialization of the target layers that must happen | |
c5aa993b | 254 | to prepare to handle the child we're about fork, do it now... |
c906108c SS |
255 | */ |
256 | if (pre_trace_fun != NULL) | |
257 | (*pre_trace_fun) (); | |
258 | ||
7700434b KB |
259 | /* Create the child process. Note that the apparent call to vfork() |
260 | below *might* actually be a call to fork() due to the fact that | |
261 | autoconf will ``#define vfork fork'' on certain platforms. */ | |
c906108c SS |
262 | if (debug_fork) |
263 | pid = fork (); | |
264 | else | |
265 | pid = vfork (); | |
c906108c SS |
266 | |
267 | if (pid < 0) | |
268 | perror_with_name ("vfork"); | |
269 | ||
270 | if (pid == 0) | |
271 | { | |
272 | if (debug_fork) | |
273 | sleep (debug_fork); | |
274 | ||
275 | /* Run inferior in a separate process group. */ | |
276 | debug_setpgrp = gdb_setpgid (); | |
277 | if (debug_setpgrp == -1) | |
278 | perror ("setpgrp failed in child"); | |
279 | ||
280 | /* Ask the tty subsystem to switch to the one we specified earlier | |
c5aa993b | 281 | (or to share the current terminal, if none was specified). */ |
c906108c SS |
282 | |
283 | new_tty (); | |
284 | ||
285 | /* Changing the signal handlers for the inferior after | |
c5aa993b JM |
286 | a vfork can also change them for the superior, so we don't mess |
287 | with signals here. See comments in | |
288 | initialize_signals for how we get the right signal handlers | |
289 | for the inferior. */ | |
c906108c SS |
290 | |
291 | /* "Trace me, Dr. Memory!" */ | |
292 | (*traceme_fun) (); | |
293 | /* The call above set this process (the "child") as debuggable | |
294 | * by the original gdb process (the "parent"). Since processes | |
295 | * (unlike people) can have only one parent, if you are | |
296 | * debugging gdb itself (and your debugger is thus _already_ the | |
297 | * controller/parent for this child), code from here on out | |
298 | * is undebuggable. Indeed, you probably got an error message | |
299 | * saying "not parent". Sorry--you'll have to use print statements! | |
300 | */ | |
301 | ||
302 | /* There is no execlpe call, so we have to set the environment | |
c5aa993b JM |
303 | for our child in the global variable. If we've vforked, this |
304 | clobbers the parent, but environ is restored a few lines down | |
305 | in the parent. By the way, yes we do need to look down the | |
306 | path to find $SHELL. Rich Pixley says so, and I agree. */ | |
c906108c SS |
307 | environ = env; |
308 | ||
309 | /* If we decided above to start up with a shell, | |
310 | * we exec the shell, | |
311 | * "-c" says to interpret the next arg as a shell command | |
312 | * to execute, and this command is "exec <target-program> <args>". | |
313 | * "-f" means "fast startup" to the c-shell, which means | |
314 | * don't do .cshrc file. Doing .cshrc may cause fork/exec | |
315 | * events which will confuse debugger start-up code. | |
316 | */ | |
317 | if (shell) | |
318 | { | |
c906108c | 319 | execlp (shell_file, shell_file, "-c", shell_command, (char *) 0); |
c906108c SS |
320 | |
321 | /* If we get here, it's an error */ | |
322 | fprintf_unfiltered (gdb_stderr, "Cannot exec %s: %s.\n", shell_file, | |
323 | safe_strerror (errno)); | |
324 | gdb_flush (gdb_stderr); | |
325 | _exit (0177); | |
326 | } | |
327 | else | |
328 | { | |
329 | /* Otherwise, we directly exec the target program with execvp. */ | |
330 | int i; | |
331 | char *errstring; | |
cce74817 | 332 | |
c906108c SS |
333 | execvp (exec_file, argv); |
334 | ||
335 | /* If we get here, it's an error */ | |
336 | errstring = safe_strerror (errno); | |
337 | fprintf_unfiltered (gdb_stderr, "Cannot exec %s ", exec_file); | |
338 | ||
339 | i = 1; | |
340 | while (argv[i] != NULL) | |
341 | { | |
342 | if (i != 1) | |
343 | fprintf_unfiltered (gdb_stderr, " "); | |
344 | fprintf_unfiltered (gdb_stderr, "%s", argv[i]); | |
345 | i++; | |
346 | } | |
347 | fprintf_unfiltered (gdb_stderr, ".\n"); | |
348 | /* This extra info seems to be useless | |
c5aa993b JM |
349 | fprintf_unfiltered (gdb_stderr, "Got error %s.\n", errstring); |
350 | */ | |
c906108c SS |
351 | gdb_flush (gdb_stderr); |
352 | _exit (0177); | |
353 | } | |
354 | } | |
355 | ||
356 | /* Restore our environment in case a vforked child clob'd it. */ | |
357 | environ = save_our_env; | |
358 | ||
359 | init_thread_list (); | |
360 | ||
39f77062 | 361 | inferior_ptid = pid_to_ptid (pid); /* Needed for wait_for_inferior stuff below */ |
c906108c SS |
362 | |
363 | /* Now that we have a child process, make it our target, and | |
364 | initialize anything target-vector-specific that needs initializing. */ | |
365 | ||
366 | (*init_trace_fun) (pid); | |
367 | ||
368 | /* We are now in the child process of interest, having exec'd the | |
369 | correct program, and are poised at the first instruction of the | |
370 | new program. */ | |
371 | ||
b7d6b182 | 372 | /* Allow target dependent code to play with the new process. This might be |
c906108c SS |
373 | used to have target-specific code initialize a variable in the new process |
374 | prior to executing the first instruction. */ | |
375 | TARGET_CREATE_INFERIOR_HOOK (pid); | |
376 | ||
377 | #ifdef SOLIB_CREATE_INFERIOR_HOOK | |
378 | SOLIB_CREATE_INFERIOR_HOOK (pid); | |
379 | #endif | |
380 | } | |
381 | ||
382 | /* An inferior Unix process CHILD_PID has been created by a call to | |
383 | fork() (or variants like vfork). It is presently stopped, and waiting | |
384 | to be resumed. clone_and_follow_inferior will fork the debugger, | |
385 | and that clone will "follow" (attach to) CHILD_PID. The original copy | |
386 | of the debugger will not touch CHILD_PID again. | |
387 | ||
388 | Also, the original debugger will set FOLLOWED_CHILD FALSE, while the | |
389 | clone will set it TRUE. | |
c5aa993b | 390 | */ |
c906108c | 391 | void |
fba45db2 | 392 | clone_and_follow_inferior (int child_pid, int *followed_child) |
c906108c | 393 | { |
c906108c SS |
394 | int debugger_pid; |
395 | int status; | |
396 | char pid_spelling[100]; /* Arbitrary but sufficient length. */ | |
397 | ||
398 | /* This semaphore is used to coordinate the two debuggers' handoff | |
399 | of CHILD_PID. The original debugger will detach from CHILD_PID, | |
400 | and then the clone debugger will attach to it. (It must be done | |
401 | this way because on some targets, only one process at a time can | |
402 | trace another. Thus, the original debugger must relinquish its | |
403 | tracing rights before the clone can pick them up.) | |
c5aa993b | 404 | */ |
c906108c SS |
405 | #define SEM_TALK (1) |
406 | #define SEM_LISTEN (0) | |
407 | int handoff_semaphore[2]; /* Original "talks" to [1], clone "listens" to [0] */ | |
408 | int talk_value = 99; | |
409 | int listen_value; | |
410 | ||
411 | /* Set debug_fork then attach to the child while it sleeps, to debug. */ | |
412 | static int debug_fork = 0; | |
413 | ||
414 | /* It is generally good practice to flush any possible pending stdio | |
415 | output prior to doing a fork, to avoid the possibility of both the | |
416 | parent and child flushing the same data after the fork. */ | |
417 | ||
418 | gdb_flush (gdb_stdout); | |
419 | gdb_flush (gdb_stderr); | |
420 | ||
421 | /* Open the semaphore pipes. | |
c5aa993b | 422 | */ |
c906108c SS |
423 | status = pipe (handoff_semaphore); |
424 | if (status < 0) | |
425 | error ("error getting pipe for handoff semaphore"); | |
426 | ||
7700434b KB |
427 | /* Clone the debugger. Note that the apparent call to vfork() |
428 | below *might* actually be a call to fork() due to the fact that | |
429 | autoconf will ``#define vfork fork'' on certain platforms. */ | |
c906108c SS |
430 | if (debug_fork) |
431 | debugger_pid = fork (); | |
432 | else | |
433 | debugger_pid = vfork (); | |
c906108c SS |
434 | |
435 | if (debugger_pid < 0) | |
436 | perror_with_name ("fork"); | |
437 | ||
438 | /* Are we the original debugger? If so, we must relinquish all claims | |
c5aa993b | 439 | to CHILD_PID. */ |
c906108c SS |
440 | if (debugger_pid != 0) |
441 | { | |
c5aa993b | 442 | char signal_spelling[100]; /* Arbitrary but sufficient length */ |
c906108c SS |
443 | |
444 | /* Detach from CHILD_PID. Deliver a "stop" signal when we do, though, | |
c5aa993b JM |
445 | so that it remains stopped until the clone debugger can attach |
446 | to it. | |
c906108c SS |
447 | */ |
448 | detach_breakpoints (child_pid); | |
449 | ||
450 | sprintf (signal_spelling, "%d", target_signal_to_host (TARGET_SIGNAL_STOP)); | |
451 | target_require_detach (child_pid, signal_spelling, 1); | |
452 | ||
453 | /* Notify the clone debugger that it should attach to CHILD_PID. */ | |
454 | write (handoff_semaphore[SEM_TALK], &talk_value, sizeof (talk_value)); | |
455 | ||
456 | *followed_child = 0; | |
457 | } | |
458 | ||
459 | /* We're the child. */ | |
460 | else | |
461 | { | |
462 | if (debug_fork) | |
463 | sleep (debug_fork); | |
464 | ||
465 | /* The child (i.e., the cloned debugger) must now attach to | |
39f77062 | 466 | CHILD_PID. inferior_ptid is presently set to the parent process |
c906108c SS |
467 | of the fork, while CHILD_PID should be the child process of the |
468 | fork. | |
469 | ||
470 | Wait until the original debugger relinquishes control of CHILD_PID, | |
471 | though. | |
c5aa993b | 472 | */ |
c906108c SS |
473 | read (handoff_semaphore[SEM_LISTEN], &listen_value, sizeof (listen_value)); |
474 | ||
39f77062 | 475 | /* Note that we DON'T want to actually detach from inferior_ptid, |
c906108c SS |
476 | because that would allow it to run free. The original |
477 | debugger wants to retain control of the process. So, we | |
39f77062 | 478 | just reset inferior_ptid to CHILD_PID, and then ensure that all |
c906108c | 479 | breakpoints are really set in CHILD_PID. |
c5aa993b | 480 | */ |
c906108c SS |
481 | target_mourn_inferior (); |
482 | ||
483 | /* Ask the tty subsystem to switch to the one we specified earlier | |
484 | (or to share the current terminal, if none was specified). */ | |
485 | ||
486 | new_tty (); | |
487 | ||
488 | dont_repeat (); | |
489 | sprintf (pid_spelling, "%d", child_pid); | |
490 | target_require_attach (pid_spelling, 1); | |
491 | ||
492 | /* Perform any necessary cleanup, after attachment. (This form | |
493 | of attaching can behave differently on some targets than the | |
494 | standard method, where a process formerly not under debugger | |
495 | control was suddenly attached to..) | |
c5aa993b | 496 | */ |
c906108c SS |
497 | target_post_follow_inferior_by_clone (); |
498 | ||
499 | *followed_child = 1; | |
500 | } | |
501 | ||
502 | /* Discard the handoff sempahore. */ | |
503 | (void) close (handoff_semaphore[SEM_LISTEN]); | |
504 | (void) close (handoff_semaphore[SEM_TALK]); | |
505 | } | |
506 | ||
507 | /* Accept NTRAPS traps from the inferior. */ | |
508 | ||
509 | void | |
fba45db2 | 510 | startup_inferior (int ntraps) |
c906108c SS |
511 | { |
512 | int pending_execs = ntraps; | |
513 | int terminal_initted; | |
514 | ||
515 | /* The process was started by the fork that created it, | |
516 | but it will have stopped one instruction after execing the shell. | |
517 | Here we must get it up to actual execution of the real program. */ | |
518 | ||
519 | clear_proceed_status (); | |
520 | ||
521 | init_wait_for_inferior (); | |
522 | ||
523 | terminal_initted = 0; | |
524 | ||
525 | if (STARTUP_WITH_SHELL) | |
526 | inferior_ignoring_startup_exec_events = ntraps; | |
527 | else | |
528 | inferior_ignoring_startup_exec_events = 0; | |
529 | inferior_ignoring_leading_exec_events = | |
530 | target_reported_exec_events_per_exec_call () - 1; | |
531 | ||
532 | #ifdef STARTUP_INFERIOR | |
533 | STARTUP_INFERIOR (pending_execs); | |
534 | #else | |
535 | while (1) | |
536 | { | |
537 | stop_soon_quietly = 1; /* Make wait_for_inferior be quiet */ | |
538 | wait_for_inferior (); | |
539 | if (stop_signal != TARGET_SIGNAL_TRAP) | |
540 | { | |
541 | /* Let shell child handle its own signals in its own way */ | |
542 | /* FIXME, what if child has exit()ed? Must exit loop somehow */ | |
543 | resume (0, stop_signal); | |
544 | } | |
545 | else | |
546 | { | |
547 | /* We handle SIGTRAP, however; it means child did an exec. */ | |
548 | if (!terminal_initted) | |
549 | { | |
550 | /* Now that the child has exec'd we know it has already set its | |
c5aa993b JM |
551 | process group. On POSIX systems, tcsetpgrp will fail with |
552 | EPERM if we try it before the child's setpgid. */ | |
c906108c SS |
553 | |
554 | /* Set up the "saved terminal modes" of the inferior | |
c5aa993b | 555 | based on what modes we are starting it with. */ |
c906108c SS |
556 | target_terminal_init (); |
557 | ||
558 | /* Install inferior's terminal modes. */ | |
559 | target_terminal_inferior (); | |
560 | ||
561 | terminal_initted = 1; | |
562 | } | |
563 | ||
564 | pending_execs = pending_execs - 1; | |
565 | if (0 == pending_execs) | |
566 | break; | |
567 | ||
568 | resume (0, TARGET_SIGNAL_0); /* Just make it go on */ | |
569 | } | |
570 | } | |
571 | #endif /* STARTUP_INFERIOR */ | |
572 | stop_soon_quietly = 0; | |
573 | } |