1999-04-16 03:35:26 +02:00
|
|
|
/* Target-vector operations for controlling Unix child processes, for GDB.
|
2003-01-13 Andrew Cagney <ac131313@redhat.com>
* ax-gdb.c, c-valprint.c, charset.c, corefile.c: Update copyright.
* demangle.c, disasm.c, dwarf2cfi.c, dwarfread.c: Update copyright.
* elfread.c, eval.c, expprint.c, expression.h: Update copyright.
* f-typeprint.c, findvar.c, gcore.c, gdb_mbuild.sh: Update copyright.
* gdbtypes.h, gnu-v2-abi.c, inferior.h, inftarg.c: Update copyright.
* language.c, language.h, m32r-tdep.c: Update copyright.
* mn10200-tdep.c, scm-lang.c, scm-lang.h: Update copyright.
* somsolib.c, somsolib.h, symfile.c, symtab.h: Update copyright.
* thread-db.c, typeprint.c, utils.c, valarith.c: Update copyright.
* values.c, win32-nat.c, x86-64-linux-nat.c: Update copyright.
* x86-64-linux-tdep.c, z8k-tdep.c: Update copyright.
* cli/cli-decode.h, config/h8500/tm-h8500.h: Update copyright.
Index: mi/ChangeLog
2003-01-13 Andrew Cagney <ac131313@redhat.com>
* mi-cmd-env.c: Update copyright.
2003-01-14 01:49:06 +01:00
|
|
|
|
|
|
|
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999,
|
2004-02-04 22:49:58 +01:00
|
|
|
2000, 2002, 2003, 2004 Free Software Foundation, Inc.
|
2003-01-13 Andrew Cagney <ac131313@redhat.com>
* ax-gdb.c, c-valprint.c, charset.c, corefile.c: Update copyright.
* demangle.c, disasm.c, dwarf2cfi.c, dwarfread.c: Update copyright.
* elfread.c, eval.c, expprint.c, expression.h: Update copyright.
* f-typeprint.c, findvar.c, gcore.c, gdb_mbuild.sh: Update copyright.
* gdbtypes.h, gnu-v2-abi.c, inferior.h, inftarg.c: Update copyright.
* language.c, language.h, m32r-tdep.c: Update copyright.
* mn10200-tdep.c, scm-lang.c, scm-lang.h: Update copyright.
* somsolib.c, somsolib.h, symfile.c, symtab.h: Update copyright.
* thread-db.c, typeprint.c, utils.c, valarith.c: Update copyright.
* values.c, win32-nat.c, x86-64-linux-nat.c: Update copyright.
* x86-64-linux-tdep.c, z8k-tdep.c: Update copyright.
* cli/cli-decode.h, config/h8500/tm-h8500.h: Update copyright.
Index: mi/ChangeLog
2003-01-13 Andrew Cagney <ac131313@redhat.com>
* mi-cmd-env.c: Update copyright.
2003-01-14 01:49:06 +01:00
|
|
|
|
1999-04-16 03:35:26 +02:00
|
|
|
Contributed by Cygnus Support.
|
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
## Contains temporary hacks..
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
This file is part of GDB.
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
|
|
it under the terms of the GNU General Public License as published by
|
|
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
|
|
(at your option) any later version.
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
This program is distributed in the hope that it will be useful,
|
|
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
GNU General Public License for more details.
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
You should have received a copy of the GNU General Public License
|
|
|
|
along with this program; if not, write to the Free Software
|
|
|
|
Foundation, Inc., 59 Temple Place - Suite 330,
|
|
|
|
Boston, MA 02111-1307, USA. */
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
#include "defs.h"
|
1999-07-07 22:19:36 +02:00
|
|
|
#include "frame.h" /* required by inferior.h */
|
1999-04-16 03:35:26 +02:00
|
|
|
#include "inferior.h"
|
|
|
|
#include "target.h"
|
|
|
|
#include "gdbcore.h"
|
|
|
|
#include "command.h"
|
|
|
|
#include "gdb_stat.h"
|
|
|
|
#include <signal.h>
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <fcntl.h>
|
2004-05-25 18:04:07 +02:00
|
|
|
#include "observer.h"
|
2000-02-09 09:52:47 +01:00
|
|
|
#include "gdb_wait.h"
|
2003-02-07 05:21:34 +01:00
|
|
|
#include "inflow.h"
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
extern struct symtab_and_line *child_enable_exception_callback (enum
|
|
|
|
exception_event_kind,
|
|
|
|
int);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
extern struct exception_event_record
|
|
|
|
*child_get_current_exception_event (void);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
extern void _initialize_inftarg (void);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void child_prepare_to_store (void);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
#ifndef CHILD_WAIT
|
2001-05-04 06:15:33 +02:00
|
|
|
static ptid_t child_wait (ptid_t, struct target_waitstatus *);
|
1999-04-16 03:35:26 +02:00
|
|
|
#endif /* CHILD_WAIT */
|
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void child_open (char *, int);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void child_files_info (struct target_ops *);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void child_detach (char *, int);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void child_attach (char *, int);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
#if !defined(CHILD_POST_ATTACH)
|
2000-05-28 03:12:42 +02:00
|
|
|
extern void child_post_attach (int);
|
1999-04-16 03:35:26 +02:00
|
|
|
#endif
|
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void ptrace_me (void);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void ptrace_him (int);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2004-05-25 16:58:31 +02:00
|
|
|
static void child_create_inferior (char *, char *, char **, int);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void child_mourn_inferior (void);
|
1999-04-16 03:35:26 +02:00
|
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|
|
2000-05-28 03:12:42 +02:00
|
|
|
static int child_can_run (void);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void child_stop (void);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
#ifndef CHILD_THREAD_ALIVE
|
2001-05-04 06:15:33 +02:00
|
|
|
int child_thread_alive (ptid_t);
|
1999-04-16 03:35:26 +02:00
|
|
|
#endif
|
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
static void init_child_ops (void);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
extern char **environ;
|
|
|
|
|
|
|
|
int child_suppress_run = 0; /* Non-zero if inftarg should pretend not to
|
|
|
|
be a runnable target. Used by targets
|
|
|
|
that can sit atop inftarg, such as HPUX
|
|
|
|
thread support. */
|
|
|
|
|
|
|
|
#ifndef CHILD_WAIT
|
|
|
|
|
|
|
|
/* Wait for child to do something. Return pid of child, or -1 in case
|
|
|
|
of error; store status through argument pointer OURSTATUS. */
|
|
|
|
|
2001-05-04 06:15:33 +02:00
|
|
|
static ptid_t
|
|
|
|
child_wait (ptid_t ptid, struct target_waitstatus *ourstatus)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
int save_errno;
|
|
|
|
int status;
|
1999-04-26 20:34:20 +02:00
|
|
|
char *execd_pathname = NULL;
|
1999-07-07 22:19:36 +02:00
|
|
|
int exit_status;
|
|
|
|
int related_pid;
|
|
|
|
int syscall_id;
|
|
|
|
enum target_waitkind kind;
|
2001-05-04 06:15:33 +02:00
|
|
|
int pid;
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
do
|
|
|
|
{
|
|
|
|
set_sigint_trap (); /* Causes SIGINT to be passed on to the
|
|
|
|
attached process. */
|
|
|
|
set_sigio_trap ();
|
1999-04-16 03:35:26 +02:00
|
|
|
|
2004-09-29 17:55:55 +02:00
|
|
|
pid = wait (&status);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
save_errno = errno;
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
clear_sigio_trap ();
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
clear_sigint_trap ();
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
if (pid == -1)
|
|
|
|
{
|
|
|
|
if (save_errno == EINTR)
|
|
|
|
continue;
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
fprintf_unfiltered (gdb_stderr, "Child process unexpectedly missing: %s.\n",
|
|
|
|
safe_strerror (save_errno));
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
/* Claim it exited with unknown signal. */
|
|
|
|
ourstatus->kind = TARGET_WAITKIND_SIGNALLED;
|
|
|
|
ourstatus->value.sig = TARGET_SIGNAL_UNKNOWN;
|
2001-05-04 06:15:33 +02:00
|
|
|
return pid_to_ptid (-1);
|
1999-07-07 22:19:36 +02:00
|
|
|
}
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
/* Did it exit?
|
1999-04-16 03:35:26 +02:00
|
|
|
*/
|
1999-07-07 22:19:36 +02:00
|
|
|
if (target_has_exited (pid, status, &exit_status))
|
|
|
|
{
|
|
|
|
/* ??rehrauer: For now, ignore this. */
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
2001-05-04 06:15:33 +02:00
|
|
|
if (!target_thread_alive (pid_to_ptid (pid)))
|
1999-07-07 22:19:36 +02:00
|
|
|
{
|
|
|
|
ourstatus->kind = TARGET_WAITKIND_SPURIOUS;
|
2001-05-04 06:15:33 +02:00
|
|
|
return pid_to_ptid (pid);
|
1999-07-07 22:19:36 +02:00
|
|
|
}
|
* breakpoint.c (bpstat_stop_status): Call inferior_has_forked,
inferior_has_vforked, and inferior_has_execd instead of
target_has_forked, target_has_vforked, and target_has_execd.
* config/pa/nm-hppah.h (CHILD_HAS_FORKED, CHILD_HAS_VFORKED)
(CHILD_HAS_EXECD, CHILD_HAS_SYSCALL_EVENT): Don't define.
(CHILD_WAIT): Define.
(child_wait): Add prototype.
* hppah-nat.c (hpux_has_forked): Rename from child_has_forked.
Add prototype.
(hpux_has_vforked): Likewise, from child_has_vforked.
(hpux_has_execd): Likewise, from child_has_execd.
(hpux_has_syscall_event): Likewise, from child_has_syscall_event.
(not_same_real_pid, child_wait): New, copied from inftarg.c.
Call hpux_has_forked, hpux_has_vforked, hpux_has_execd,
and hpux_has_syscall_event instead of the target hooks.
* infrun.c (inferior_has_forked, inferior_has_vforked)
(inferior_has_execd): New functions.
* inftarg.c (not_same_real_pid): Remove.
(child_wait): Remove references to not_same_real_pid,
target_has_forked, target_has_vforked, target_has_execd,
and target_has_syscall_event.
(child_has_forked, child_has_vforked, child_has_execd)
(child_has_syscall_event): Remove.
(init_child_ops): Remove references to child_has_forked,
child_has_vforked, child_has_execd, and child_has_syscall_event.
* infttrace.c (hpux_has_forked): Rename from child_has_forked.
(hpux_has_vforked): Likewise, from child_has_vforked.
(hpux_has_execd): Likewise, from child_has_execd.
(hpux_has_syscall_event): Likewise, from child_has_syscall_event.
* target.c (cleanup_target): Remove references to
to_has_forked, to_has_vforked, to_has_execd, and
to_has_syscall_event.
(update_current_target): Likewise.
(setup_target_debug): Likewise.
(debug_to_has_forked): Remove.
(debug_to_has_vforked): Remove.
(debug_to_has_execd): Remove.
(debug_to_has_syscall_event): Remove.
* target.h (struct target_ops): Remove to_has_forked.
to_has_vforked, to_has_execd, and to_has_syscall_event.
(child_has_forked, child_has_vforked, child_has_execd)
(child_has_syscall_event): Remove prototypes.
(inferior_has_forked, inferior_has_vforked, inferior_has_execd): Add
prototypes.
(target_has_forked, target_has_vforked, target_has_execd)
(target_has_syscall_event): Remove macros.
2002-11-16 20:22:59 +01:00
|
|
|
} while (pid != PIDGET (inferior_ptid)); /* Some other child died or stopped */
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
store_waitstatus (ourstatus, status);
|
2001-05-04 06:15:33 +02:00
|
|
|
return pid_to_ptid (pid);
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
#endif /* CHILD_WAIT */
|
|
|
|
|
|
|
|
#ifndef CHILD_THREAD_ALIVE
|
|
|
|
|
|
|
|
/* Check to see if the given thread is alive.
|
|
|
|
|
|
|
|
FIXME: Is kill() ever the right way to do this? I doubt it, but
|
|
|
|
for now we're going to try and be compatable with the old thread
|
|
|
|
code. */
|
|
|
|
int
|
2001-05-04 06:15:33 +02:00
|
|
|
child_thread_alive (ptid_t ptid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
2001-05-04 06:15:33 +02:00
|
|
|
pid_t pid = PIDGET (ptid);
|
|
|
|
|
1999-04-16 03:35:26 +02:00
|
|
|
return (kill (pid, 0) != -1);
|
|
|
|
}
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|
* corelow.c (init_core_ops): Delete references to to_require_attach
and to_require_detach.
* exec.c (init_exec_ops): Likewise.
* hppah-nat.c (child_follow_fork): Call hppa_require_attach and
hppa_require_detach directly.
* inferior.h (REQUIRE_ATTACH, REQUIRE_DETACH): Delete.
* inftarg.c (child_detach): Remove.
(child_detach_from_process): Rename to child_detach, remove
after_fork argument.
(child_attach): Remove.
(child_attach_to_process): Rename to child_attach, remove after_fork
argument.
(init_child_ops): Delete references to to_require_attach
and to_require_detach.
* infttrace.c (hppa_require_attach): Update comment.
* target.c (cleanup_target, update_current_target)
(init_dummy_target, setup_target_debug): Delete references to
to_require_attach and to_require_detach.
(find_default_require_detach, find_default_require_attach)
(debug_to_require_attach, debug_to_require_detach): Remove
functions.
* target.h (struct target_ops): Remove to_require_attach
and to_require_detach.
(target_require_attach, target_require_detach): Delete macros.
(find_default_require_detach, find_default_require_attach): Delete
prototypes.
* config/pa/nm-hppah.h (REQUIRE_ATTACH, REQUIRE_DETACH): Delete.
2002-12-12 02:39:34 +01:00
|
|
|
/* Attach to process PID, then initialize for debugging it. */
|
|
|
|
|
1999-04-16 03:35:26 +02:00
|
|
|
static void
|
* corelow.c (init_core_ops): Delete references to to_require_attach
and to_require_detach.
* exec.c (init_exec_ops): Likewise.
* hppah-nat.c (child_follow_fork): Call hppa_require_attach and
hppa_require_detach directly.
* inferior.h (REQUIRE_ATTACH, REQUIRE_DETACH): Delete.
* inftarg.c (child_detach): Remove.
(child_detach_from_process): Rename to child_detach, remove
after_fork argument.
(child_attach): Remove.
(child_attach_to_process): Rename to child_attach, remove after_fork
argument.
(init_child_ops): Delete references to to_require_attach
and to_require_detach.
* infttrace.c (hppa_require_attach): Update comment.
* target.c (cleanup_target, update_current_target)
(init_dummy_target, setup_target_debug): Delete references to
to_require_attach and to_require_detach.
(find_default_require_detach, find_default_require_attach)
(debug_to_require_attach, debug_to_require_detach): Remove
functions.
* target.h (struct target_ops): Remove to_require_attach
and to_require_detach.
(target_require_attach, target_require_detach): Delete macros.
(find_default_require_detach, find_default_require_attach): Delete
prototypes.
* config/pa/nm-hppah.h (REQUIRE_ATTACH, REQUIRE_DETACH): Delete.
2002-12-12 02:39:34 +01:00
|
|
|
child_attach (char *args, int from_tty)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
2004-06-08 21:58:15 +02:00
|
|
|
char *exec_file;
|
|
|
|
int pid;
|
|
|
|
char *dummy;
|
|
|
|
|
1999-04-16 03:35:26 +02:00
|
|
|
if (!args)
|
|
|
|
error_no_arg ("process-id to attach");
|
|
|
|
|
2004-06-08 21:58:15 +02:00
|
|
|
dummy = args;
|
|
|
|
pid = strtol (args, &dummy, 0);
|
|
|
|
/* Some targets don't set errno on errors, grrr! */
|
|
|
|
if ((pid == 0) && (args == dummy))
|
1999-04-16 03:35:26 +02:00
|
|
|
error ("Illegal process-id: %s\n", args);
|
2004-06-08 21:58:15 +02:00
|
|
|
|
|
|
|
if (pid == getpid ()) /* Trying to masturbate? */
|
|
|
|
error ("I refuse to debug myself!");
|
|
|
|
|
|
|
|
if (from_tty)
|
|
|
|
{
|
|
|
|
exec_file = (char *) get_exec_file (0);
|
|
|
|
|
|
|
|
if (exec_file)
|
|
|
|
printf_unfiltered ("Attaching to program: %s, %s\n", exec_file,
|
|
|
|
target_pid_to_str (pid_to_ptid (pid)));
|
|
|
|
else
|
|
|
|
printf_unfiltered ("Attaching to %s\n",
|
|
|
|
target_pid_to_str (pid_to_ptid (pid)));
|
|
|
|
|
|
|
|
gdb_flush (gdb_stdout);
|
|
|
|
}
|
|
|
|
|
|
|
|
attach (pid);
|
|
|
|
|
|
|
|
inferior_ptid = pid_to_ptid (pid);
|
2004-10-05 23:53:33 +02:00
|
|
|
push_target (&deprecated_child_ops);
|
2004-11-07 22:33:29 +01:00
|
|
|
|
|
|
|
/* Do this first, before anything has had a chance to query the
|
|
|
|
inferior's symbol table or similar. */
|
|
|
|
observer_notify_inferior_created (¤t_target, from_tty);
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
#if !defined(CHILD_POST_ATTACH)
|
|
|
|
void
|
2000-07-30 03:48:28 +02:00
|
|
|
child_post_attach (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't require a meaningful "post attach"
|
|
|
|
operation by a debugger. */
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
* corelow.c (init_core_ops): Delete references to to_require_attach
and to_require_detach.
* exec.c (init_exec_ops): Likewise.
* hppah-nat.c (child_follow_fork): Call hppa_require_attach and
hppa_require_detach directly.
* inferior.h (REQUIRE_ATTACH, REQUIRE_DETACH): Delete.
* inftarg.c (child_detach): Remove.
(child_detach_from_process): Rename to child_detach, remove
after_fork argument.
(child_attach): Remove.
(child_attach_to_process): Rename to child_attach, remove after_fork
argument.
(init_child_ops): Delete references to to_require_attach
and to_require_detach.
* infttrace.c (hppa_require_attach): Update comment.
* target.c (cleanup_target, update_current_target)
(init_dummy_target, setup_target_debug): Delete references to
to_require_attach and to_require_detach.
(find_default_require_detach, find_default_require_attach)
(debug_to_require_attach, debug_to_require_detach): Remove
functions.
* target.h (struct target_ops): Remove to_require_attach
and to_require_detach.
(target_require_attach, target_require_detach): Delete macros.
(find_default_require_detach, find_default_require_attach): Delete
prototypes.
* config/pa/nm-hppah.h (REQUIRE_ATTACH, REQUIRE_DETACH): Delete.
2002-12-12 02:39:34 +01:00
|
|
|
/* Take a program previously attached to and detaches it.
|
|
|
|
The program resumes execution and will no longer stop
|
|
|
|
on signals, etc. We'd better not have left any breakpoints
|
|
|
|
in the program or it'll die when it hits one. For this
|
|
|
|
to work, it may be necessary for the process to have been
|
|
|
|
previously attached. It *might* work if the program was
|
|
|
|
started via the normal ptrace (PTRACE_TRACEME). */
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
static void
|
* corelow.c (init_core_ops): Delete references to to_require_attach
and to_require_detach.
* exec.c (init_exec_ops): Likewise.
* hppah-nat.c (child_follow_fork): Call hppa_require_attach and
hppa_require_detach directly.
* inferior.h (REQUIRE_ATTACH, REQUIRE_DETACH): Delete.
* inftarg.c (child_detach): Remove.
(child_detach_from_process): Rename to child_detach, remove
after_fork argument.
(child_attach): Remove.
(child_attach_to_process): Rename to child_attach, remove after_fork
argument.
(init_child_ops): Delete references to to_require_attach
and to_require_detach.
* infttrace.c (hppa_require_attach): Update comment.
* target.c (cleanup_target, update_current_target)
(init_dummy_target, setup_target_debug): Delete references to
to_require_attach and to_require_detach.
(find_default_require_detach, find_default_require_attach)
(debug_to_require_attach, debug_to_require_detach): Remove
functions.
* target.h (struct target_ops): Remove to_require_attach
and to_require_detach.
(target_require_attach, target_require_detach): Delete macros.
(find_default_require_detach, find_default_require_attach): Delete
prototypes.
* config/pa/nm-hppah.h (REQUIRE_ATTACH, REQUIRE_DETACH): Delete.
2002-12-12 02:39:34 +01:00
|
|
|
child_detach (char *args, int from_tty)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
2004-06-08 21:58:15 +02:00
|
|
|
int siggnal = 0;
|
|
|
|
int pid = PIDGET (inferior_ptid);
|
|
|
|
|
|
|
|
if (from_tty)
|
|
|
|
{
|
|
|
|
char *exec_file = get_exec_file (0);
|
|
|
|
if (exec_file == 0)
|
|
|
|
exec_file = "";
|
|
|
|
printf_unfiltered ("Detaching from program: %s, %s\n", exec_file,
|
|
|
|
target_pid_to_str (pid_to_ptid (pid)));
|
|
|
|
gdb_flush (gdb_stdout);
|
|
|
|
}
|
|
|
|
if (args)
|
|
|
|
siggnal = atoi (args);
|
|
|
|
|
|
|
|
detach (siggnal);
|
|
|
|
|
|
|
|
inferior_ptid = null_ptid;
|
2004-10-05 23:53:33 +02:00
|
|
|
unpush_target (&deprecated_child_ops);
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Get ready to modify the registers array. On machines which store
|
|
|
|
individual registers, this doesn't need to do anything. On machines
|
|
|
|
which store all the registers in one fell swoop, this makes sure
|
|
|
|
that registers contains all the registers from the program being
|
|
|
|
debugged. */
|
|
|
|
|
|
|
|
static void
|
2000-07-30 03:48:28 +02:00
|
|
|
child_prepare_to_store (void)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
#ifdef CHILD_PREPARE_TO_STORE
|
|
|
|
CHILD_PREPARE_TO_STORE ();
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Print status information about what we're accessing. */
|
|
|
|
|
|
|
|
static void
|
2000-07-30 03:48:28 +02:00
|
|
|
child_files_info (struct target_ops *ignore)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
printf_unfiltered ("\tUsing the running image of %s %s.\n",
|
2001-05-04 06:15:33 +02:00
|
|
|
attach_flag ? "attached" : "child", target_pid_to_str (inferior_ptid));
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
2000-07-30 03:48:28 +02:00
|
|
|
child_open (char *arg, int from_tty)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
error ("Use the \"run\" command to start a Unix child process.");
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Stub function which causes the inferior that runs it, to be ptrace-able
|
|
|
|
by its parent process. */
|
|
|
|
|
|
|
|
static void
|
2000-07-30 03:48:28 +02:00
|
|
|
ptrace_me (void)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* "Trace me, Dr. Memory!" */
|
2004-08-15 01:14:34 +02:00
|
|
|
call_ptrace (0, 0, (PTRACE_TYPE_ARG3) 0, 0);
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Stub function which causes the GDB that runs it, to start ptrace-ing
|
|
|
|
the child process. */
|
|
|
|
|
1999-07-07 22:19:36 +02:00
|
|
|
static void
|
2000-07-30 03:48:28 +02:00
|
|
|
ptrace_him (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
2004-10-05 23:53:33 +02:00
|
|
|
push_target (&deprecated_child_ops);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
/* On some targets, there must be some explicit synchronization
|
|
|
|
between the parent and child processes after the debugger
|
|
|
|
forks, and before the child execs the debuggee program. This
|
|
|
|
call basically gives permission for the child to exec.
|
1999-07-07 22:19:36 +02:00
|
|
|
*/
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
target_acknowledge_created_inferior (pid);
|
|
|
|
|
|
|
|
/* START_INFERIOR_TRAPS_EXPECTED is defined in inferior.h,
|
|
|
|
* and will be 1 or 2 depending on whether we're starting
|
|
|
|
* without or with a shell.
|
|
|
|
*/
|
|
|
|
startup_inferior (START_INFERIOR_TRAPS_EXPECTED);
|
|
|
|
|
|
|
|
/* On some targets, there must be some explicit actions taken after
|
|
|
|
the inferior has been started up.
|
1999-07-07 22:19:36 +02:00
|
|
|
*/
|
2001-05-04 06:15:33 +02:00
|
|
|
target_post_startup_inferior (pid_to_ptid (pid));
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
|
2001-05-04 06:15:33 +02:00
|
|
|
/* Start an inferior Unix child process and sets inferior_ptid to its pid.
|
1999-04-16 03:35:26 +02:00
|
|
|
EXEC_FILE is the file to run.
|
|
|
|
ALLARGS is a string containing the arguments to the program.
|
|
|
|
ENV is the environment vector to pass. Errors reported with error(). */
|
|
|
|
|
|
|
|
static void
|
2004-05-25 16:58:31 +02:00
|
|
|
child_create_inferior (char *exec_file, char *allargs, char **env,
|
|
|
|
int from_tty)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
1999-07-07 22:19:36 +02:00
|
|
|
fork_inferior (exec_file, allargs, env, ptrace_me, ptrace_him, NULL, NULL);
|
2004-12-25 13:31:35 +01:00
|
|
|
|
1999-04-16 03:35:26 +02:00
|
|
|
/* We are at the first instruction we care about. */
|
2004-05-25 18:04:07 +02:00
|
|
|
observer_notify_inferior_created (¤t_target, from_tty);
|
1999-04-16 03:35:26 +02:00
|
|
|
/* Pedal to the metal... */
|
1999-10-06 01:13:56 +02:00
|
|
|
proceed ((CORE_ADDR) -1, TARGET_SIGNAL_0, 0);
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
#if !defined(CHILD_POST_STARTUP_INFERIOR)
|
|
|
|
void
|
2001-05-04 06:15:33 +02:00
|
|
|
child_post_startup_inferior (ptid_t ptid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't require a meaningful "post startup inferior"
|
|
|
|
operation by a debugger.
|
1999-07-07 22:19:36 +02:00
|
|
|
*/
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if !defined(CHILD_ACKNOWLEDGE_CREATED_INFERIOR)
|
|
|
|
void
|
2000-07-30 03:48:28 +02:00
|
|
|
child_acknowledge_created_inferior (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't require a meaningful "acknowledge created inferior"
|
|
|
|
operation by a debugger.
|
1999-07-07 22:19:36 +02:00
|
|
|
*/
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
#if !defined(CHILD_INSERT_FORK_CATCHPOINT)
|
|
|
|
int
|
2000-07-30 03:48:28 +02:00
|
|
|
child_insert_fork_catchpoint (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't support notification of fork events. */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if !defined(CHILD_REMOVE_FORK_CATCHPOINT)
|
|
|
|
int
|
2000-07-30 03:48:28 +02:00
|
|
|
child_remove_fork_catchpoint (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't support notification of fork events. */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if !defined(CHILD_INSERT_VFORK_CATCHPOINT)
|
|
|
|
int
|
2000-07-30 03:48:28 +02:00
|
|
|
child_insert_vfork_catchpoint (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't support notification of vfork events. */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if !defined(CHILD_REMOVE_VFORK_CATCHPOINT)
|
|
|
|
int
|
2000-07-30 03:48:28 +02:00
|
|
|
child_remove_vfork_catchpoint (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't support notification of vfork events. */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2002-12-11 03:04:45 +01:00
|
|
|
#if !defined(CHILD_FOLLOW_FORK)
|
|
|
|
int
|
|
|
|
child_follow_fork (int follow_child)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
2002-12-11 03:04:45 +01:00
|
|
|
/* This version of Unix doesn't support following fork or vfork events. */
|
|
|
|
return 0;
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if !defined(CHILD_INSERT_EXEC_CATCHPOINT)
|
|
|
|
int
|
2000-07-30 03:48:28 +02:00
|
|
|
child_insert_exec_catchpoint (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't support notification of exec events. */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if !defined(CHILD_REMOVE_EXEC_CATCHPOINT)
|
|
|
|
int
|
2000-07-30 03:48:28 +02:00
|
|
|
child_remove_exec_catchpoint (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't support notification of exec events. */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if !defined(CHILD_REPORTED_EXEC_EVENTS_PER_EXEC_CALL)
|
|
|
|
int
|
2000-07-30 03:48:28 +02:00
|
|
|
child_reported_exec_events_per_exec_call (void)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This version of Unix doesn't support notification of exec events.
|
1999-07-07 22:19:36 +02:00
|
|
|
*/
|
1999-04-16 03:35:26 +02:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if !defined(CHILD_HAS_EXITED)
|
|
|
|
int
|
2000-07-30 03:48:28 +02:00
|
|
|
child_has_exited (int pid, int wait_status, int *exit_status)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
if (WIFEXITED (wait_status))
|
|
|
|
{
|
|
|
|
*exit_status = WEXITSTATUS (wait_status);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (WIFSIGNALED (wait_status))
|
|
|
|
{
|
1999-07-07 22:19:36 +02:00
|
|
|
*exit_status = 0; /* ?? Don't know what else to say here. */
|
1999-04-16 03:35:26 +02:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* ?? Do we really need to consult the event state, too? Assume the
|
1999-07-07 22:19:36 +02:00
|
|
|
wait_state alone suffices.
|
1999-04-16 03:35:26 +02:00
|
|
|
*/
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
2000-07-30 03:48:28 +02:00
|
|
|
child_mourn_inferior (void)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
2004-10-05 23:53:33 +02:00
|
|
|
unpush_target (&deprecated_child_ops);
|
1999-04-16 03:35:26 +02:00
|
|
|
generic_mourn_inferior ();
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2000-07-30 03:48:28 +02:00
|
|
|
child_can_run (void)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
/* This variable is controlled by modules that sit atop inftarg that may layer
|
|
|
|
their own process structure atop that provided here. hpux-thread.c does
|
|
|
|
this because of the Hpux user-mode level thread model. */
|
|
|
|
|
|
|
|
return !child_suppress_run;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Send a SIGINT to the process group. This acts just like the user typed a
|
|
|
|
^C on the controlling terminal.
|
|
|
|
|
|
|
|
XXX - This may not be correct for all systems. Some may want to use
|
|
|
|
killpg() instead of kill (-pgrp). */
|
|
|
|
|
|
|
|
static void
|
2000-07-30 03:48:28 +02:00
|
|
|
child_stop (void)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
kill (-inferior_process_group, SIGINT);
|
|
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|
}
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|
#if !defined(CHILD_ENABLE_EXCEPTION_CALLBACK)
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|
|
struct symtab_and_line *
|
2000-07-30 03:48:28 +02:00
|
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|
child_enable_exception_callback (enum exception_event_kind kind, int enable)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
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|
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|
return (struct symtab_and_line *) NULL;
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|
}
|
|
|
|
#endif
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|
#if !defined(CHILD_GET_CURRENT_EXCEPTION_EVENT)
|
|
|
|
struct exception_event_record *
|
2000-07-30 03:48:28 +02:00
|
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|
child_get_current_exception_event (void)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
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|
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|
return (struct exception_event_record *) NULL;
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|
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|
}
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|
#endif
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|
#if !defined(CHILD_PID_TO_EXEC_FILE)
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|
char *
|
2000-07-30 03:48:28 +02:00
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|
child_pid_to_exec_file (int pid)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
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|
/* This version of Unix doesn't support translation of a process ID
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|
to the filename of the executable file.
|
1999-07-07 22:19:36 +02:00
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|
*/
|
1999-04-16 03:35:26 +02:00
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|
return NULL;
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|
}
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|
#endif
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|
char *
|
2000-07-30 03:48:28 +02:00
|
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|
child_core_file_to_sym_file (char *core)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
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|
|
/* The target stratum for a running executable need not support
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|
this operation.
|
1999-07-07 22:19:36 +02:00
|
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|
*/
|
1999-04-16 03:35:26 +02:00
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|
return NULL;
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|
}
|
2003-11-07 22:33:37 +01:00
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|
/* Perform a partial transfer to/from the specified object. For
|
|
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|
memory transfers, fall back to the old memory xfer functions. */
|
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|
|
|
|
|
|
static LONGEST
|
2003-11-10 22:20:44 +01:00
|
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|
child_xfer_partial (struct target_ops *ops, enum target_object object,
|
|
|
|
const char *annex, void *readbuf,
|
|
|
|
const void *writebuf, ULONGEST offset, LONGEST len)
|
2003-11-07 22:33:37 +01:00
|
|
|
{
|
|
|
|
switch (object)
|
|
|
|
{
|
|
|
|
case TARGET_OBJECT_MEMORY:
|
|
|
|
if (readbuf)
|
|
|
|
return child_xfer_memory (offset, readbuf, len, 0/*write*/,
|
|
|
|
NULL, ops);
|
|
|
|
if (writebuf)
|
2004-09-30 17:47:30 +02:00
|
|
|
return child_xfer_memory (offset, (void *) writebuf, len, 1/*write*/,
|
2003-11-07 22:33:37 +01:00
|
|
|
NULL, ops);
|
|
|
|
return -1;
|
|
|
|
|
|
|
|
case TARGET_OBJECT_UNWIND_TABLE:
|
|
|
|
#ifndef NATIVE_XFER_UNWIND_TABLE
|
|
|
|
#define NATIVE_XFER_UNWIND_TABLE(OPS,OBJECT,ANNEX,WRITEBUF,READBUF,OFFSET,LEN) (-1)
|
|
|
|
#endif
|
2003-11-10 22:20:44 +01:00
|
|
|
return NATIVE_XFER_UNWIND_TABLE (ops, object, annex, readbuf, writebuf,
|
|
|
|
offset, len);
|
2003-11-07 22:33:37 +01:00
|
|
|
|
|
|
|
case TARGET_OBJECT_AUXV:
|
2004-02-01 23:35:10 +01:00
|
|
|
#ifndef NATIVE_XFER_AUXV
|
|
|
|
#define NATIVE_XFER_AUXV(OPS,OBJECT,ANNEX,WRITEBUF,READBUF,OFFSET,LEN) (-1)
|
2003-11-07 22:33:37 +01:00
|
|
|
#endif
|
2004-02-01 23:35:10 +01:00
|
|
|
return NATIVE_XFER_AUXV (ops, object, annex, readbuf, writebuf,
|
|
|
|
offset, len);
|
2003-11-07 22:33:37 +01:00
|
|
|
|
|
|
|
default:
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
}
|
1999-04-16 03:35:26 +02:00
|
|
|
|
1999-12-22 22:45:38 +01:00
|
|
|
#if !defined(CHILD_PID_TO_STR)
|
|
|
|
char *
|
2001-05-04 06:15:33 +02:00
|
|
|
child_pid_to_str (ptid_t ptid)
|
1999-12-22 22:45:38 +01:00
|
|
|
{
|
2001-05-04 06:15:33 +02:00
|
|
|
return normal_pid_to_str (ptid);
|
1999-12-22 22:45:38 +01:00
|
|
|
}
|
|
|
|
#endif
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
|
|
static void
|
2000-07-30 03:48:28 +02:00
|
|
|
init_child_ops (void)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
2004-10-05 23:53:33 +02:00
|
|
|
deprecated_child_ops.to_shortname = "child";
|
|
|
|
deprecated_child_ops.to_longname = "Unix child process";
|
|
|
|
deprecated_child_ops.to_doc = "Unix child process (started by the \"run\" command).";
|
|
|
|
deprecated_child_ops.to_open = child_open;
|
|
|
|
deprecated_child_ops.to_attach = child_attach;
|
|
|
|
deprecated_child_ops.to_post_attach = child_post_attach;
|
|
|
|
deprecated_child_ops.to_detach = child_detach;
|
|
|
|
deprecated_child_ops.to_resume = child_resume;
|
|
|
|
deprecated_child_ops.to_wait = child_wait;
|
|
|
|
deprecated_child_ops.to_fetch_registers = fetch_inferior_registers;
|
|
|
|
deprecated_child_ops.to_store_registers = store_inferior_registers;
|
|
|
|
deprecated_child_ops.to_prepare_to_store = child_prepare_to_store;
|
2004-10-08 22:30:00 +02:00
|
|
|
deprecated_child_ops.deprecated_xfer_memory = child_xfer_memory;
|
2004-10-05 23:53:33 +02:00
|
|
|
deprecated_child_ops.to_xfer_partial = child_xfer_partial;
|
|
|
|
deprecated_child_ops.to_files_info = child_files_info;
|
|
|
|
deprecated_child_ops.to_insert_breakpoint = memory_insert_breakpoint;
|
|
|
|
deprecated_child_ops.to_remove_breakpoint = memory_remove_breakpoint;
|
|
|
|
deprecated_child_ops.to_terminal_init = terminal_init_inferior;
|
|
|
|
deprecated_child_ops.to_terminal_inferior = terminal_inferior;
|
|
|
|
deprecated_child_ops.to_terminal_ours_for_output = terminal_ours_for_output;
|
|
|
|
deprecated_child_ops.to_terminal_save_ours = terminal_save_ours;
|
|
|
|
deprecated_child_ops.to_terminal_ours = terminal_ours;
|
|
|
|
deprecated_child_ops.to_terminal_info = child_terminal_info;
|
|
|
|
deprecated_child_ops.to_kill = kill_inferior;
|
|
|
|
deprecated_child_ops.to_create_inferior = child_create_inferior;
|
|
|
|
deprecated_child_ops.to_post_startup_inferior = child_post_startup_inferior;
|
|
|
|
deprecated_child_ops.to_acknowledge_created_inferior = child_acknowledge_created_inferior;
|
|
|
|
deprecated_child_ops.to_insert_fork_catchpoint = child_insert_fork_catchpoint;
|
|
|
|
deprecated_child_ops.to_remove_fork_catchpoint = child_remove_fork_catchpoint;
|
|
|
|
deprecated_child_ops.to_insert_vfork_catchpoint = child_insert_vfork_catchpoint;
|
|
|
|
deprecated_child_ops.to_remove_vfork_catchpoint = child_remove_vfork_catchpoint;
|
|
|
|
deprecated_child_ops.to_follow_fork = child_follow_fork;
|
|
|
|
deprecated_child_ops.to_insert_exec_catchpoint = child_insert_exec_catchpoint;
|
|
|
|
deprecated_child_ops.to_remove_exec_catchpoint = child_remove_exec_catchpoint;
|
|
|
|
deprecated_child_ops.to_reported_exec_events_per_exec_call = child_reported_exec_events_per_exec_call;
|
|
|
|
deprecated_child_ops.to_has_exited = child_has_exited;
|
|
|
|
deprecated_child_ops.to_mourn_inferior = child_mourn_inferior;
|
|
|
|
deprecated_child_ops.to_can_run = child_can_run;
|
|
|
|
deprecated_child_ops.to_thread_alive = child_thread_alive;
|
|
|
|
deprecated_child_ops.to_pid_to_str = child_pid_to_str;
|
|
|
|
deprecated_child_ops.to_stop = child_stop;
|
|
|
|
deprecated_child_ops.to_enable_exception_callback = child_enable_exception_callback;
|
|
|
|
deprecated_child_ops.to_get_current_exception_event = child_get_current_exception_event;
|
|
|
|
deprecated_child_ops.to_pid_to_exec_file = child_pid_to_exec_file;
|
|
|
|
deprecated_child_ops.to_stratum = process_stratum;
|
|
|
|
deprecated_child_ops.to_has_all_memory = 1;
|
|
|
|
deprecated_child_ops.to_has_memory = 1;
|
|
|
|
deprecated_child_ops.to_has_stack = 1;
|
|
|
|
deprecated_child_ops.to_has_registers = 1;
|
|
|
|
deprecated_child_ops.to_has_execution = 1;
|
|
|
|
deprecated_child_ops.to_magic = OPS_MAGIC;
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
void
|
2000-07-30 03:48:28 +02:00
|
|
|
_initialize_inftarg (void)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
#ifdef HAVE_OPTIONAL_PROC_FS
|
|
|
|
char procname[32];
|
|
|
|
int fd;
|
|
|
|
|
|
|
|
/* If we have an optional /proc filesystem (e.g. under OSF/1),
|
|
|
|
don't add ptrace support if we can access the running GDB via /proc. */
|
|
|
|
#ifndef PROC_NAME_FMT
|
|
|
|
#define PROC_NAME_FMT "/proc/%05d"
|
|
|
|
#endif
|
|
|
|
sprintf (procname, PROC_NAME_FMT, getpid ());
|
2003-01-09 19:30:32 +01:00
|
|
|
fd = open (procname, O_RDONLY);
|
|
|
|
if (fd >= 0)
|
1999-04-16 03:35:26 +02:00
|
|
|
{
|
|
|
|
close (fd);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
init_child_ops ();
|
2004-10-05 23:53:33 +02:00
|
|
|
add_target (&deprecated_child_ops);
|
1999-04-16 03:35:26 +02:00
|
|
|
}
|