/* Solaris threads debugging interface.
- Copyright (C) 1996-2018 Free Software Foundation, Inc.
+ Copyright (C) 1996-2019 Free Software Foundation, Inc.
This file is part of GDB.
class sol_thread_target final : public target_ops
{
public:
- sol_thread_target ()
- { this->to_stratum = thread_stratum; }
-
const target_info &info () const override
{ return thread_db_target_info; }
+ strata stratum () const override { return thread_stratum; }
+
void detach (inferior *, int) override;
ptid_t wait (ptid_t, struct target_waitstatus *, int) override;
void resume (ptid_t, int, enum gdb_signal) override;
void mourn_inferior () override;
- const char *pid_to_str (ptid_t) override;
+ std::string pid_to_str (ptid_t) override;
ptid_t get_ada_task_ptid (long lwp, long thread) override;
void fetch_registers (struct regcache *, int) override;
td_thrhandle_t th;
td_err_e val;
- if (ptid_lwp_p (thread_id))
+ if (thread_id.lwp_p ())
return thread_id; /* It's already an LWP ID. */
/* It's a thread. Convert to LWP. */
- val = p_td_ta_map_id2thr (main_ta, ptid_get_tid (thread_id), &th);
+ val = p_td_ta_map_id2thr (main_ta, thread_id.tid (), &th);
if (val == TD_NOTHR)
return ptid_t (-1); /* Thread must have terminated. */
else if (val != TD_OK)
td_thrhandle_t th;
td_err_e val;
- if (ptid_tid_p (lwp))
+ if (lwp.tid_p ())
return lwp; /* It's already a thread ID. */
/* It's an LWP. Convert it to a thread ID. */
error (_("This version of Solaris can't start inactive threads."));
if (info_verbose && ptid.pid () == -1)
warning (_("Specified thread %ld seems to have terminated"),
- ptid_get_tid (save_ptid));
+ save_ptid.tid ());
}
beneath ()->resume (ptid, step, signo);
if (ptid.pid () != -1)
{
- ptid_t save_ptid = ptid;
+ ptid_t ptid_for_warning = ptid;
ptid = thread_to_lwp (ptid, -2);
if (ptid.pid () == -2) /* Inactive thread. */
error (_("This version of Solaris can't start inactive threads."));
if (info_verbose && ptid.pid () == -1)
warning (_("Specified thread %ld seems to have terminated"),
- ptid_get_tid (save_ptid));
+ ptid_for_warning.tid ());
}
rtnval = beneath ()->wait (ptid, ourstatus, options);
rtnval = save_ptid;
/* See if we have a new thread. */
- if (ptid_tid_p (rtnval)
- && !ptid_equal (rtnval, save_ptid)
- && (!in_thread_list (rtnval)
- || is_exited (rtnval)))
- add_thread (rtnval);
+ if (rtnval.tid_p () && rtnval != save_ptid)
+ {
+ thread_info *thr = find_thread_ptid (rtnval);
+ if (thr == NULL || thr->state == THREAD_EXITED)
+ add_thread (rtnval);
+ }
}
/* During process initialization, we may get here without the thread
gdb_fpregset_t *fpregset_p = &fpregset;
ptid_t ptid = regcache->ptid ();
- if (!ptid_tid_p (ptid))
+ if (!ptid.tid_p ())
{
/* It's an LWP; pass the request on to the layer beneath. */
beneath ()->fetch_registers (regcache, regnum);
}
/* Solaris thread: convert PTID into a td_thrhandle_t. */
- thread = ptid_get_tid (ptid);
+ thread = ptid.tid ();
if (thread == 0)
error (_("sol_thread_fetch_registers: thread == 0"));
prfpregset_t fpregset;
ptid_t ptid = regcache->ptid ();
- if (!ptid_tid_p (ptid))
+ if (!ptid.tid_p ())
{
/* It's an LWP; pass the request on to the layer beneath. */
beneath ()->store_registers (regcache, regnum);
}
/* Solaris thread: convert PTID into a td_thrhandle_t. */
- thread = ptid_get_tid (ptid);
+ thread = ptid.tid ();
val = p_td_ta_map_id2thr (main_ta, thread, &thandle);
if (val != TD_OK)
{
scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
- if (ptid_tid_p (inferior_ptid) || !target_thread_alive (inferior_ptid))
+ if (inferior_ptid.tid_p () || !target_thread_alive (inferior_ptid))
{
/* It's either a thread or an LWP that isn't alive. Any live
LWP will do so use the first available.
bool
sol_thread_target::thread_alive (ptid_t ptid)
{
- if (ptid_tid_p (ptid))
+ if (ptid.tid_p ())
{
/* It's a (user-level) thread. */
td_err_e val;
td_thrhandle_t th;
int pid;
- pid = ptid_get_tid (ptid);
- if ((val = p_td_ta_map_id2thr (main_ta, pid, &th)) != TD_OK)
+ pid = ptid.tid ();
+ val = p_td_ta_map_id2thr (main_ta, pid, &th);
+ if (val != TD_OK)
return false; /* Thread not found. */
- if ((val = p_td_thr_validate (&th)) != TD_OK)
+ val = p_td_thr_validate (&th);
+ if (val != TD_OK)
return false; /* Thread not valid. */
return true; /* Known thread. */
}
scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
- if (ptid_tid_p (inferior_ptid) || !target_thread_alive (inferior_ptid))
+ if (inferior_ptid.tid_p () || !target_thread_alive (inferior_ptid))
{
/* It's either a thread or an LWP that isn't alive. Any live
LWP will do so use the first available.
return PS_OK;
}
-#ifdef PR_MODEL_LP64
/* Identify process as 32-bit or 64-bit. At the moment we're using
BFD to do this. There might be a more Solaris-specific
(e.g. procfs) method, but this ought to work. */
return PS_OK;
}
-#endif /* PR_MODEL_LP64 */
#if (defined(__i386__) || defined(__x86_64__)) && defined (sun)
of libthread_db would fail because of ps_lgetLDT being undefined. */
ps_err_e
-ps_lgetLDT (struct ps_prochandle *ph, lwpid_t lwpid,
- struct ssd *pldt)
+ps_lgetLDT (struct ps_prochandle *ph, lwpid_t lwpid, struct ssd *pldt) /* ARI: editCase function */
{
/* NOTE: only used on Solaris, therefore OK to refer to procfs.c. */
struct ssd *ret;
/* Convert PTID to printable form. */
-const char *
+std::string
sol_thread_target::pid_to_str (ptid_t ptid)
{
- static char buf[100];
-
- if (ptid_tid_p (ptid))
+ if (ptid.tid_p ())
{
ptid_t lwp;
lwp = thread_to_lwp (ptid, -2);
if (lwp.pid () == -1)
- xsnprintf (buf, sizeof (buf), "Thread %ld (defunct)",
- ptid_get_tid (ptid));
+ return string_printf ("Thread %ld (defunct)",
+ ptid.tid ());
else if (lwp.pid () != -2)
- xsnprintf (buf, sizeof (buf), "Thread %ld (LWP %ld)",
- ptid_get_tid (ptid), lwp.lwp ());
+ return string_printf ("Thread %ld (LWP %ld)",
+ ptid.tid (), lwp.lwp ());
else
- xsnprintf (buf, sizeof (buf), "Thread %ld ",
- ptid_get_tid (ptid));
+ return string_printf ("Thread %ld ",
+ ptid.tid ());
}
else if (ptid.lwp () != 0)
- xsnprintf (buf, sizeof (buf), "LWP %ld ", ptid.lwp ());
+ return string_printf ("LWP %ld ", ptid.lwp ());
else
- xsnprintf (buf, sizeof (buf), "process %d ", ptid.pid ());
-
- return buf;
+ return string_printf ("process %d ", ptid.pid ());
}
\f
{
td_err_e retval;
td_thrinfo_t ti;
- ptid_t ptid;
retval = p_td_thr_get_info (th, &ti);
if (retval != TD_OK)
return -1;
- ptid = ptid_t (inferior_ptid.pid (), 0, ti.ti_tid);
- if (!in_thread_list (ptid) || is_exited (ptid))
+ ptid_t ptid = ptid_t (inferior_ptid.pid (), 0, ti.ti_tid);
+ thread_info *thr = find_thread_ptid (ptid);
+ if (thr == NULL || thr->state == THREAD_EXITED)
add_thread (ptid);
return 0;
{
long *tid = (long *) data;
- if (ptid_get_tid (thread->ptid) == *tid)
+ if (thread->ptid.tid () == *tid)
return 1;
return 0;
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