#include "gdbthread.h"
#include "gdbcmd.h"
#include "regcache.h"
+#include "regset.h"
#include "inf-ptrace.h"
#include "auxv.h"
#include <sys/param.h> /* for MAXPATHLEN */
/* The single-threaded native GNU/Linux target_ops. We save a pointer for
the use of the multi-threaded target. */
static struct target_ops *linux_ops;
+static struct target_ops linux_ops_saved;
/* The saved to_xfer_partial method, inherited from inf-ptrace.c.
Called by our to_xfer_partial. */
const gdb_byte *,
ULONGEST, LONGEST);
-/* The saved to_mourn_inferior method, inherited from inf-ptrace.c.
- Called by our to_mourn_inferior. */
-static void (*super_mourn_inferior) (void);
-
static int debug_linux_nat;
static void
show_debug_linux_nat (struct ui_file *file, int from_tty,
ret = ptrace (PTRACE_KILL, second_pid, 0, 0);
if (ret != 0)
warning (_("linux_test_for_tracefork: failed to kill second child"));
+ my_waitpid (second_pid, &status, 0);
}
}
else
child_post_attach (int pid)
{
linux_enable_event_reporting (pid_to_ptid (pid));
+ check_for_thread_db ();
}
static void
linux_child_post_startup_inferior (ptid_t ptid)
{
linux_enable_event_reporting (ptid);
+ check_for_thread_db ();
}
int
error (_("Your system does not support exec catchpoints."));
}
-void
-kill_inferior (void)
-{
- int status;
- int pid = PIDGET (inferior_ptid);
- struct target_waitstatus last;
- ptid_t last_ptid;
- int ret;
-
- if (pid == 0)
- return;
-
- /* First cut -- let's crudely do everything inline. */
- if (forks_exist_p ())
- {
- linux_fork_killall ();
- pop_target ();
- generic_mourn_inferior ();
- }
- else
- {
- /* If we're stopped while forking and we haven't followed yet,
- kill the other task. We need to do this first because the
- parent will be sleeping if this is a vfork. */
-
- get_last_target_status (&last_ptid, &last);
-
- if (last.kind == TARGET_WAITKIND_FORKED
- || last.kind == TARGET_WAITKIND_VFORKED)
- {
- ptrace (PT_KILL, last.value.related_pid, 0, 0);
- wait (&status);
- }
-
- /* Kill the current process. */
- ptrace (PT_KILL, pid, 0, 0);
- ret = wait (&status);
-
- /* We might get a SIGCHLD instead of an exit status. This is
- aggravated by the first kill above - a child has just died. */
-
- while (ret == pid && WIFSTOPPED (status))
- {
- ptrace (PT_KILL, pid, 0, 0);
- ret = wait (&status);
- }
- target_mourn_inferior ();
- }
-}
-
/* On GNU/Linux there are no real LWP's. The closest thing to LWP's
are processes sharing the same VM space. A multi-threaded process
is basically a group of such processes. However, such a grouping
/* Number of LWPs in the list. */
static int num_lwps;
-
-/* Non-zero if we're running in "threaded" mode. */
-static int threaded;
\f
#define GET_LWP(ptid) ptid_get_lwp (ptid)
ptid_t trap_ptid;
\f
-/* This module's target-specific operations. */
-static struct target_ops linux_nat_ops;
-
/* Since we cannot wait (in linux_nat_wait) for the initial process and
any cloned processes with a single call to waitpid, we have to use
the WNOHANG flag and call waitpid in a loop. To optimize
lwp_list = NULL;
num_lwps = 0;
- threaded = 0;
}
-/* Add the LWP specified by PID to the list. If this causes the
- number of LWPs to become larger than one, go into "threaded" mode.
- Return a pointer to the structure describing the new LWP. */
+/* Add the LWP specified by PID to the list. Return a pointer to the
+ structure describing the new LWP. */
static struct lwp_info *
add_lwp (ptid_t ptid)
lp->next = lwp_list;
lwp_list = lp;
- if (++num_lwps > 1)
- threaded = 1;
+ ++num_lwps;
return lp;
}
if (!lp)
return;
- /* We don't go back to "non-threaded" mode if the number of threads
- becomes less than two. */
num_lwps--;
if (lpprev)
return NULL;
}
+/* Update our internal state when changing from one fork (checkpoint,
+ et cetera) to another indicated by NEW_PTID. We can only switch
+ single-threaded applications, so we only create one new LWP, and
+ the previous list is discarded. */
+
+void
+linux_nat_switch_fork (ptid_t new_ptid)
+{
+ struct lwp_info *lp;
+
+ init_lwp_list ();
+ lp = add_lwp (new_ptid);
+ lp->stopped = 1;
+}
+
/* Record a PTID for later deletion. */
struct saved_ptids
struct thread_info *thr;
thr = iterate_over_threads (find_thread_from_lwp, &lp->ptid);
- if (thr && !ptid_equal (thr->ptid, inferior_ptid))
- delete_thread (thr->ptid);
- else
- record_dead_thread (thr->ptid);
+ if (thr)
+ {
+ if (!ptid_equal (thr->ptid, inferior_ptid))
+ delete_thread (thr->ptid);
+ else
+ record_dead_thread (thr->ptid);
+ }
}
delete_lwp (lp->ptid);
gdb_assert (pid == GET_LWP (ptid)
&& WIFSTOPPED (status) && WSTOPSIG (status));
- child_post_attach (pid);
+ target_post_attach (pid);
lp->stopped = 1;
{
/* We assume that the LWP representing the original process is
already stopped. Mark it as stopped in the data structure
- that the linux ptrace layer uses to keep track of threads.
- Note that this won't have already been done since the main
- thread will have, we assume, been stopped by an attach from a
- different layer. */
+ that the GNU/linux ptrace layer uses to keep track of
+ threads. Note that this won't have already been done since
+ the main thread will have, we assume, been stopped by an
+ attach from a different layer. */
lp->stopped = 1;
}
}
linux_ops->to_attach (args, from_tty);
/* Add the initial process as the first LWP to the list. */
- lp = add_lwp (BUILD_LWP (GET_PID (inferior_ptid), GET_PID (inferior_ptid)));
+ inferior_ptid = BUILD_LWP (GET_PID (inferior_ptid), GET_PID (inferior_ptid));
+ lp = add_lwp (inferior_ptid);
/* Make sure the initial process is stopped. The user-level threads
layer might want to poke around in the inferior, and that won't
just pass off to linux_handle_extended_wait, but if it reports a
clone event we need to add the new LWP to our list (and not report
the trap to higher layers). This function returns non-zero if
- the event should be ignored and we should wait again. */
+ the event should be ignored and we should wait again. If STOPPING
+ is true, the new LWP remains stopped, otherwise it is continued. */
static int
-linux_nat_handle_extended (struct lwp_info *lp, int status)
+linux_nat_handle_extended (struct lwp_info *lp, int status, int stopping)
{
linux_handle_extended_wait (GET_LWP (lp->ptid), status,
&lp->waitstatus);
new_lp = add_lwp (BUILD_LWP (lp->waitstatus.value.related_pid,
GET_PID (inferior_ptid)));
new_lp->cloned = 1;
- new_lp->stopped = 1;
+
+ if (stopping)
+ new_lp->stopped = 1;
+ else
+ ptrace (PTRACE_CONT, lp->waitstatus.value.related_pid, 0, 0);
lp->waitstatus.kind = TARGET_WAITKIND_IGNORE;
fprintf_unfiltered (gdb_stdlog,
"WL: Handling extended status 0x%06x\n",
status);
- if (linux_nat_handle_extended (lp, status))
+ if (linux_nat_handle_extended (lp, status, 1))
return wait_lwp (lp);
}
return lp->resumed;
}
-/* Local mourn_inferior -- we need to override mourn_inferior
- so that we can do something clever if one of several forks
- has exited. */
-
-static void
-child_mourn_inferior (void)
-{
- int status;
-
- if (! forks_exist_p ())
- {
- /* Normal case, no other forks available. */
- super_mourn_inferior ();
- return;
- }
- else
- {
- /* Multi-fork case. The current inferior_ptid has exited, but
- there are other viable forks to debug. Delete the exiting
- one and context-switch to the first available. */
- linux_fork_mourn_inferior ();
- }
-}
-
-/* We need to override child_wait to support attaching to cloned
- processes, since a normal wait (as done by the default version)
- ignores those processes. */
-
-/* Wait for child PTID to do something. Return id of the child,
- minus_one_ptid in case of error; store status into *OURSTATUS. */
-
-ptid_t
-child_wait (ptid_t ptid, struct target_waitstatus *ourstatus)
-{
- int save_errno;
- int status;
- pid_t pid;
-
- ourstatus->kind = TARGET_WAITKIND_IGNORE;
-
- do
- {
- set_sigint_trap (); /* Causes SIGINT to be passed on to the
- attached process. */
- set_sigio_trap ();
-
- pid = my_waitpid (GET_PID (ptid), &status, 0);
- if (pid == -1 && errno == ECHILD)
- /* Try again with __WCLONE to check cloned processes. */
- pid = my_waitpid (GET_PID (ptid), &status, __WCLONE);
-
- if (debug_linux_nat)
- {
- fprintf_unfiltered (gdb_stdlog,
- "CW: waitpid %ld received %s\n",
- (long) pid, status_to_str (status));
- }
-
- save_errno = errno;
-
- /* Make sure we don't report an event for the exit of the
- original program, if we've detached from it. */
- if (pid != -1 && !WIFSTOPPED (status) && pid != GET_PID (inferior_ptid))
- {
- pid = -1;
- save_errno = EINTR;
- }
-
- /* Check for stop events reported by a process we didn't already
- know about - in this case, anything other than inferior_ptid.
-
- If we're expecting to receive stopped processes after fork,
- vfork, and clone events, then we'll just add the new one to
- our list and go back to waiting for the event to be reported
- - the stopped process might be returned from waitpid before
- or after the event is. If we want to handle debugging of
- CLONE_PTRACE processes we need to do more here, i.e. switch
- to multi-threaded mode. */
- if (pid != -1 && WIFSTOPPED (status) && WSTOPSIG (status) == SIGSTOP
- && pid != GET_PID (inferior_ptid))
- {
- linux_record_stopped_pid (pid);
- pid = -1;
- save_errno = EINTR;
- }
-
- /* Handle GNU/Linux's extended waitstatus for trace events. */
- if (pid != -1 && WIFSTOPPED (status) && WSTOPSIG (status) == SIGTRAP
- && status >> 16 != 0)
- {
- linux_handle_extended_wait (pid, status, ourstatus);
-
- /* If we see a clone event, detach the child, and don't
- report the event. It would be nice to offer some way to
- switch into a non-thread-db based threaded mode at this
- point. */
- if (ourstatus->kind == TARGET_WAITKIND_SPURIOUS)
- {
- ptrace (PTRACE_DETACH, ourstatus->value.related_pid, 0, 0);
- ourstatus->kind = TARGET_WAITKIND_IGNORE;
- ptrace (PTRACE_CONT, pid, 0, 0);
- pid = -1;
- save_errno = EINTR;
- }
- }
-
- clear_sigio_trap ();
- clear_sigint_trap ();
- }
- while (pid == -1 && save_errno == EINTR);
-
- if (pid == -1)
- {
- warning (_("Child process unexpectedly missing: %s"),
- safe_strerror (errno));
-
- /* Claim it exited with unknown signal. */
- ourstatus->kind = TARGET_WAITKIND_SIGNALLED;
- ourstatus->value.sig = TARGET_SIGNAL_UNKNOWN;
- return minus_one_ptid;
- }
-
- if (ourstatus->kind == TARGET_WAITKIND_IGNORE)
- store_waitstatus (ourstatus, status);
-
- return pid_to_ptid (pid);
-}
-
/* Stop an active thread, verify it still exists, then resume it. */
static int
pid_t pid = PIDGET (ptid);
sigset_t flush_mask;
+ /* The first time we get here after starting a new inferior, we may
+ not have added it to the LWP list yet - this is the earliest
+ moment at which we know its PID. */
+ if (num_lwps == 0)
+ {
+ gdb_assert (!is_lwp (inferior_ptid));
+
+ inferior_ptid = BUILD_LWP (GET_PID (inferior_ptid),
+ GET_PID (inferior_ptid));
+ lp = add_lwp (inferior_ptid);
+ lp->resumed = 1;
+ }
+
sigemptyset (&flush_mask);
/* Make sure SIGCHLD is blocked. */
retry:
- /* Make sure there is at least one LWP that has been resumed, at
- least if there are any LWPs at all. */
- gdb_assert (num_lwps == 0 || iterate_over_lwps (resumed_callback, NULL));
+ /* Make sure there is at least one LWP that has been resumed. */
+ gdb_assert (iterate_over_lwps (resumed_callback, NULL));
/* First check if there is a LWP with a wait status pending. */
if (pid == -1)
if (options & __WCLONE)
lp->cloned = 1;
- if (threaded)
- {
- gdb_assert (WIFSTOPPED (status)
- && WSTOPSIG (status) == SIGSTOP);
- lp->signalled = 1;
-
- if (!in_thread_list (inferior_ptid))
- {
- inferior_ptid = BUILD_LWP (GET_PID (inferior_ptid),
- GET_PID (inferior_ptid));
- add_thread (inferior_ptid);
- }
+ gdb_assert (WIFSTOPPED (status)
+ && WSTOPSIG (status) == SIGSTOP);
+ lp->signalled = 1;
- add_thread (lp->ptid);
- printf_unfiltered (_("[New %s]\n"),
- target_pid_to_str (lp->ptid));
+ if (!in_thread_list (inferior_ptid))
+ {
+ inferior_ptid = BUILD_LWP (GET_PID (inferior_ptid),
+ GET_PID (inferior_ptid));
+ add_thread (inferior_ptid);
}
+
+ add_thread (lp->ptid);
+ printf_unfiltered (_("[New %s]\n"),
+ target_pid_to_str (lp->ptid));
}
/* Handle GNU/Linux's extended waitstatus for trace events. */
fprintf_unfiltered (gdb_stdlog,
"LLW: Handling extended status 0x%06x\n",
status);
- if (linux_nat_handle_extended (lp, status))
+ if (linux_nat_handle_extended (lp, status, 0))
{
status = 0;
continue;
{
int signo = target_signal_from_host (WSTOPSIG (status));
- if (signal_stop_state (signo) == 0
+ /* If we get a signal while single-stepping, we may need special
+ care, e.g. to skip the signal handler. Defer to common code. */
+ if (!lp->step
+ && signal_stop_state (signo) == 0
&& signal_print_state (signo) == 0
&& signal_pass_state (signo) == 1)
{
the comment in cancel_breakpoints_callback to find out why. */
iterate_over_lwps (cancel_breakpoints_callback, lp);
- /* If we're not running in "threaded" mode, we'll report the bare
- process id. */
-
if (WIFSTOPPED (status) && WSTOPSIG (status) == SIGTRAP)
{
- trap_ptid = (threaded ? lp->ptid : pid_to_ptid (GET_LWP (lp->ptid)));
+ trap_ptid = lp->ptid;
if (debug_linux_nat)
fprintf_unfiltered (gdb_stdlog,
"LLW: trap_ptid is %s.\n",
else
store_waitstatus (ourstatus, status);
- return (threaded ? lp->ptid : pid_to_ptid (GET_LWP (lp->ptid)));
+ return lp->ptid;
}
static int
static void
linux_nat_kill (void)
{
- /* Kill all LWP's ... */
- iterate_over_lwps (kill_callback, NULL);
+ struct target_waitstatus last;
+ ptid_t last_ptid;
+ int status;
- /* ... and wait until we've flushed all events. */
- iterate_over_lwps (kill_wait_callback, NULL);
+ /* If we're stopped while forking and we haven't followed yet,
+ kill the other task. We need to do this first because the
+ parent will be sleeping if this is a vfork. */
- target_mourn_inferior ();
-}
+ get_last_target_status (&last_ptid, &last);
-static void
-linux_nat_create_inferior (char *exec_file, char *allargs, char **env,
- int from_tty)
-{
- linux_ops->to_create_inferior (exec_file, allargs, env, from_tty);
+ if (last.kind == TARGET_WAITKIND_FORKED
+ || last.kind == TARGET_WAITKIND_VFORKED)
+ {
+ ptrace (PT_KILL, last.value.related_pid, 0, 0);
+ wait (&status);
+ }
+
+ if (forks_exist_p ())
+ linux_fork_killall ();
+ else
+ {
+ /* Kill all LWP's ... */
+ iterate_over_lwps (kill_callback, NULL);
+
+ /* ... and wait until we've flushed all events. */
+ iterate_over_lwps (kill_wait_callback, NULL);
+ }
+
+ target_mourn_inferior ();
}
static void
sigprocmask (SIG_SETMASK, &normal_mask, NULL);
sigemptyset (&blocked_mask);
- linux_ops->to_mourn_inferior ();
+ if (! forks_exist_p ())
+ /* Normal case, no other forks available. */
+ linux_ops->to_mourn_inferior ();
+ else
+ /* Multi-fork case. The current inferior_ptid has exited, but
+ there are other viable forks to debug. Delete the exiting
+ one and context-switch to the first available. */
+ linux_fork_mourn_inferior ();
}
static LONGEST
"LLTA: PTRACE_PEEKUSER %s, 0, 0 (%s)\n",
target_pid_to_str (ptid),
errno ? safe_strerror (errno) : "OK");
- if (errno)
+
+ /* Not every Linux kernel implements PTRACE_PEEKUSER. But we can
+ handle that case gracefully since ptrace will first do a lookup
+ for the process based upon the passed-in pid. If that fails we
+ will get either -ESRCH or -EPERM, otherwise the child exists and
+ is alive. */
+ if (errno == ESRCH || errno == EPERM)
return 0;
return 1;
{
static char buf[64];
- if (is_lwp (ptid))
+ if (lwp_list && lwp_list->next && is_lwp (ptid))
{
snprintf (buf, sizeof (buf), "LWP %ld", GET_LWP (ptid));
return buf;
return normal_pid_to_str (ptid);
}
-static void
-linux_nat_fetch_registers (int regnum)
-{
- /* to_fetch_registers will honor the LWP ID, so we can use it directly. */
- linux_ops->to_fetch_registers (regnum);
-}
-
-static void
-linux_nat_store_registers (int regnum)
-{
- /* to_store_registers will honor the LWP ID, so we can use it directly. */
- linux_ops->to_store_registers (regnum);
-}
-
-static void
-linux_nat_child_post_startup_inferior (ptid_t ptid)
-{
- linux_ops->to_post_startup_inferior (ptid);
-}
-
-static void
-init_linux_nat_ops (void)
-{
-#if 0
- linux_nat_ops.to_open = linux_nat_open;
-#endif
- linux_nat_ops.to_shortname = "lwp-layer";
- linux_nat_ops.to_longname = "lwp-layer";
- linux_nat_ops.to_doc = "Low level threads support (LWP layer)";
- linux_nat_ops.to_attach = linux_nat_attach;
- linux_nat_ops.to_detach = linux_nat_detach;
- linux_nat_ops.to_resume = linux_nat_resume;
- linux_nat_ops.to_wait = linux_nat_wait;
- linux_nat_ops.to_fetch_registers = linux_nat_fetch_registers;
- linux_nat_ops.to_store_registers = linux_nat_store_registers;
- linux_nat_ops.to_xfer_partial = linux_nat_xfer_partial;
- linux_nat_ops.to_kill = linux_nat_kill;
- linux_nat_ops.to_create_inferior = linux_nat_create_inferior;
- linux_nat_ops.to_mourn_inferior = linux_nat_mourn_inferior;
- linux_nat_ops.to_thread_alive = linux_nat_thread_alive;
- linux_nat_ops.to_pid_to_str = linux_nat_pid_to_str;
- linux_nat_ops.to_post_startup_inferior
- = linux_nat_child_post_startup_inferior;
- linux_nat_ops.to_post_attach = child_post_attach;
- linux_nat_ops.to_insert_fork_catchpoint = child_insert_fork_catchpoint;
- linux_nat_ops.to_insert_vfork_catchpoint = child_insert_vfork_catchpoint;
- linux_nat_ops.to_insert_exec_catchpoint = child_insert_exec_catchpoint;
-
- linux_nat_ops.to_stratum = thread_stratum;
- linux_nat_ops.to_has_thread_control = tc_schedlock;
- linux_nat_ops.to_magic = OPS_MAGIC;
-}
-
static void
sigchld_handler (int signo)
{
gdb_fpxregset_t fpxregs;
#endif
unsigned long lwp = ptid_get_lwp (ptid);
+ struct gdbarch *gdbarch = current_gdbarch;
+ const struct regset *regset;
+ int core_regset_p;
+
+ core_regset_p = gdbarch_regset_from_core_section_p (gdbarch);
+ if (core_regset_p
+ && (regset = gdbarch_regset_from_core_section (gdbarch, ".reg",
+ sizeof (gregs))) != NULL
+ && regset->collect_regset != NULL)
+ regset->collect_regset (regset, current_regcache, -1,
+ &gregs, sizeof (gregs));
+ else
+ fill_gregset (&gregs, -1);
- fill_gregset (&gregs, -1);
note_data = (char *) elfcore_write_prstatus (obfd,
note_data,
note_size,
lwp,
stop_signal, &gregs);
- fill_fpregset (&fpregs, -1);
+ if (core_regset_p
+ && (regset = gdbarch_regset_from_core_section (gdbarch, ".reg2",
+ sizeof (fpregs))) != NULL
+ && regset->collect_regset != NULL)
+ regset->collect_regset (regset, current_regcache, -1,
+ &fpregs, sizeof (fpregs));
+ else
+ fill_fpregset (&fpregs, -1);
+
note_data = (char *) elfcore_write_prfpreg (obfd,
note_data,
note_size,
&fpregs, sizeof (fpregs));
+
#ifdef FILL_FPXREGSET
- fill_fpxregset (&fpxregs, -1);
+ if (core_regset_p
+ && (regset = gdbarch_regset_from_core_section (gdbarch, ".reg-xfp",
+ sizeof (fpxregs))) != NULL
+ && regset->collect_regset != NULL)
+ regset->collect_regset (regset, current_regcache, -1,
+ &fpxregs, sizeof (fpxregs));
+ else
+ fill_fpxregset (&fpxregs, -1);
+
note_data = (char *) elfcore_write_prxfpreg (obfd,
note_data,
note_size,
note_data = thread_args.note_data;
}
- auxv_len = target_auxv_read (¤t_target, &auxv);
+ auxv_len = target_read_alloc (¤t_target, TARGET_OBJECT_AUXV,
+ NULL, &auxv);
if (auxv_len > 0)
{
note_data = elfcore_write_note (obfd, note_data, note_size,
#else
t = inf_ptrace_trad_target (linux_register_u_offset);
#endif
- t->to_wait = child_wait;
- t->to_kill = kill_inferior;
t->to_insert_fork_catchpoint = child_insert_fork_catchpoint;
t->to_insert_vfork_catchpoint = child_insert_vfork_catchpoint;
t->to_insert_exec_catchpoint = child_insert_exec_catchpoint;
super_xfer_partial = t->to_xfer_partial;
t->to_xfer_partial = linux_xfer_partial;
- super_mourn_inferior = t->to_mourn_inferior;
- t->to_mourn_inferior = child_mourn_inferior;
-
- linux_ops = t;
return t;
}
+void
+linux_nat_add_target (struct target_ops *t)
+{
+ /* Save the provided single-threaded target. We save this in a separate
+ variable because another target we've inherited from (e.g. inf-ptrace)
+ may have saved a pointer to T; we want to use it for the final
+ process stratum target. */
+ linux_ops_saved = *t;
+ linux_ops = &linux_ops_saved;
+
+ /* Override some methods for multithreading. */
+ t->to_attach = linux_nat_attach;
+ t->to_detach = linux_nat_detach;
+ t->to_resume = linux_nat_resume;
+ t->to_wait = linux_nat_wait;
+ t->to_xfer_partial = linux_nat_xfer_partial;
+ t->to_kill = linux_nat_kill;
+ t->to_mourn_inferior = linux_nat_mourn_inferior;
+ t->to_thread_alive = linux_nat_thread_alive;
+ t->to_pid_to_str = linux_nat_pid_to_str;
+ t->to_has_thread_control = tc_schedlock;
+
+ /* We don't change the stratum; this target will sit at
+ process_stratum and thread_db will set at thread_stratum. This
+ is a little strange, since this is a multi-threaded-capable
+ target, but we want to be on the stack below thread_db, and we
+ also want to be used for single-threaded processes. */
+
+ add_target (t);
+
+ /* TODO: Eliminate this and have libthread_db use
+ find_target_beneath. */
+ thread_db_init (t);
+}
+
void
_initialize_linux_nat (void)
{
struct sigaction action;
- extern void thread_db_init (struct target_ops *);
add_info ("proc", linux_nat_info_proc_cmd, _("\
Show /proc process information about any running process.\n\
status -- list a different bunch of random process info.\n\
all -- list all available /proc info."));
- init_linux_nat_ops ();
- add_target (&linux_nat_ops);
- thread_db_init (&linux_nat_ops);
-
/* Save the original signal mask. */
sigprocmask (SIG_SETMASK, NULL, &normal_mask);
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