Add an optional "alias" attribute to syscall entries.

[deliverable/binutils-gdb.git] / gdb / sol-thread.c

diff --git a/gdb/sol-thread.c b/gdb/sol-thread.c
index 5cdc9a8c1e5e6c783af0dd9f5d3fc51d1c98e0e9..a35137fab97e01652f79f83a680d757cdb714908 100644 (file)
--- a/gdb/sol-thread.c
+++ b/gdb/sol-thread.c
@@ -78,12 +78,11 @@ static const target_info thread_db_target_info = {
 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;
@@ -440,14 +439,14 @@ sol_thread_target::wait (ptid_t ptid, struct target_waitstatus *ourstatus,
 
   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"),
-                save_ptid.tid ());
+                ptid_for_warning.tid ());
     }
 
   rtnval = beneath ()->wait (ptid, ourstatus, options);
@@ -460,11 +459,12 @@ sol_thread_target::wait (ptid_t ptid, struct target_waitstatus *ourstatus,
        rtnval = save_ptid;
 
       /* See if we have a new thread.  */
-      if (rtnval.tid_p ()
-         && 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
@@ -1035,14 +1035,14 @@ sol_update_thread_list_callback (const td_thrhandle_t *th, void *ignored)
 {
   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;