[src/trunk]: src/external/gpl3/gdb/dist/gdb remove more unused SA userland th...

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2eb916bcafdf
branches:  trunk
changeset: 778742:2eb916bcafdf
user:      christos <christos%NetBSD.org@localhost>
date:      Wed Apr 11 20:21:35 2012 +0000

description:
remove more unused SA userland thread stuff.

diffstat:

 external/gpl3/gdb/dist/gdb/nbsd-thread.c |  280 -------------------------------
 1 files changed, 0 insertions(+), 280 deletions(-)

diffs (truncated from 301 to 300 lines):

diff -r 269509f13e57 -r 2eb916bcafdf external/gpl3/gdb/dist/gdb/nbsd-thread.c
--- a/external/gpl3/gdb/dist/gdb/nbsd-thread.c  Wed Apr 11 16:21:42 2012 +0000
+++ b/external/gpl3/gdb/dist/gdb/nbsd-thread.c  Wed Apr 11 20:21:35 2012 +0000
@@ -580,269 +580,6 @@
 }
 
 
-static int
-waiter_cb (td_thread_t *th, void *s)
-{
-  int ret;
-  td_thread_info_t ti;
-
-  if ((ret = td_thr_info (th, &ti)) == 0)
-    {
-      wrap_here (NULL);
-      printf_filtered (" %d", ti.thread_id);
-    }
-
-  return 0;
-}
-
-/* Worker bee for thread state command.  This is a callback function that
-   gets called once for each user thread (ie. not kernel thread) in the
-   inferior.  Print anything interesting that we can think of.  */
-
-static int
-info_cb (td_thread_t *th, void *s)
-{
-  int ret;
-  td_thread_info_t ti, ti2;
-#ifdef notyet
-  td_sync_t *ts;
-  td_sync_info_t tsi;
-#endif
-  char name[32];
-
-  if ((ret = td_thr_info (th, &ti)) == 0)
-    {
-      if (ti.thread_type != TD_TYPE_USER)
-       return 0;
-      td_thr_getname(th, name, 32);
-      printf_filtered ("%p: thread %4d ", ti.thread_addr, ti.thread_id);
-      if (name[0] != '\0')
-             printf_filtered("(%s) ", name);
-
-      switch (ti.thread_state)
-       {
-       default:
-       case TD_STATE_UNKNOWN:
-         printf_filtered ("<unknown state> ");
-         break;
-       case TD_STATE_RUNNING:
-         printf_filtered ("running  ");
-         break;
-       case TD_STATE_RUNNABLE:
-         printf_filtered ("active   ");
-         break;
-       case TD_STATE_BLOCKED:
-         printf_filtered ("in kernel");
-         break;
-       case TD_STATE_SLEEPING:
-         printf_filtered ("sleeping ");
-         break;
-       case TD_STATE_ZOMBIE:
-         printf_filtered ("zombie   ");
-         break;
-       }
-
-      if (ti.thread_state == TD_STATE_SLEEPING)
-       {
-#ifdef notyet
-         td_thr_sleepinfo (th, &ts);
-         td_sync_info (ts, &tsi);
-         if (tsi.sync_type == TD_SYNC_JOIN)
-           {
-             td_thr_info (tsi.sync_data.join.thread, &ti2);
-             printf ("joining thread %d ", ti2.thread_id);
-           }
-         else
-           {
-             printf_filtered ("on %s at %p ",
-                              syncnames[tsi.sync_type],
-                              (void *)tsi.sync_addr);
-           }
-#endif
-       }
-
-#ifdef notyet
-      if (ti.thread_hasjoiners)
-       {
-         printf_filtered ("(being joined by");
-         td_thr_join_iter (th, waiter_cb, NULL);
-         printf_filtered (")");
-       }
-#endif
-      printf_filtered ("\n");
-    }
-  else
-    warning ("info nbsd-thread: failed to get info for thread.");
-
-  return 0;
-}
-
-
-/* List some state about each user thread in the inferior.  */
-
-static void
-nbsd_thread_examine_all_cmd (char *args, int from_tty)
-{
-  int val;
-
-  if (nbsd_thread_active)
-    {
-      val = td_thr_iter (main_ta, info_cb, args);
-      if (val != 0)
-       error ("nbsd_thread_examine_all_cmd: td_thr_iter: %s",
-              td_err_string (val));
-    }
-  else
-    printf_filtered ("Thread debugging not active.\n");
-}
-
-static void
-nbsd_thread_examine_cmd (char *exp, int from_tty)
-{
-  CORE_ADDR addr;
-  td_thread_t *th;
-  int ret;
-
-  if (!nbsd_thread_active)
-    {
-      warning ("Thread debugging not active.\n");
-      return;
-    }
-
-  if (exp != NULL && *exp != '\000')
-    {
-      addr = parse_and_eval_address (exp);
-      if (from_tty)
-       *exp = 0;
-    }
-  else
-    return;
-
-  if ((ret = td_map_pth2thr (main_ta, (pthread_t)(uintptr_t)addr, &th)) != 0)
-    error ("nbsd_thread_examine_command: td_map_pth2thr: %s",
-          td_err_string (ret));
-  
-  info_cb (th, NULL);
-}
-
-
-static void
-nbsd_thread_sync_cmd (char *exp, int from_tty)
-{
-  CORE_ADDR addr;
-#ifdef notyet
-  td_sync_t *ts;
-  td_sync_info_t tsi;
-#endif
-  td_thread_info_t ti;
-  int ret;
-
-  if (!nbsd_thread_active)
-    {
-      warning ("Thread debugging not active.\n");
-      return;
-    }
-
-  if (exp != NULL && *exp != '\000')
-    {
-      addr = parse_and_eval_address (exp);
-      if (from_tty)
-       *exp = 0;
-    }
-  else
-    return;
-
-#ifdef notyet
-  if ((ret = td_map_addr2sync (main_ta, (caddr_t)addr, &ts)) != 0)
-    error ("nbsd_thread_sync_cmd: td_map_addr2sync: %s", td_err_string (ret));
-
-  if ((ret = td_sync_info (ts, &tsi)) != 0)
-    error ("nbsd_thread_sync_cmd: td_sync_info: %s", td_err_string (ret));
-
-  printf_filtered ("%p: %s", (void *)addr, syncnames[tsi.sync_type]);
-
-  if (tsi.sync_type == TD_SYNC_MUTEX)
-    {
-      if (!tsi.sync_data.mutex.locked)
-       printf_filtered (" unlocked");
-      else
-       {
-         td_thr_info (tsi.sync_data.mutex.owner, &ti);
-         printf_filtered (" locked by thread %d", ti.thread_id);
-       }
-    }
-  else if (tsi.sync_type == TD_SYNC_SPIN)
-    {
-      if (!tsi.sync_data.spin.locked)
-       printf_filtered (" unlocked");
-      else
-       printf_filtered (" locked (waiters not tracked)");
-    }
-  else if (tsi.sync_type == TD_SYNC_JOIN)
-    {
-      td_thr_info (tsi.sync_data.join.thread, &ti);
-      printf_filtered (" %d", ti.thread_id);
-    }
-  else if (tsi.sync_type == TD_SYNC_RWLOCK)
-    {
-      if (!tsi.sync_data.rwlock.locked)
-       printf_filtered (" unlocked");
-      else
-       {
-         printf_filtered (" locked");
-         if (tsi.sync_data.rwlock.readlocks > 0)
-           printf_filtered (" by %d reader%s", 
-                            tsi.sync_data.rwlock.readlocks,
-                            (tsi.sync_data.rwlock.readlocks > 1) ? "s" : "");
-         else
-           {
-             td_thr_info (tsi.sync_data.rwlock.writeowner, &ti);
-             printf_filtered (" by writer %d", ti.thread_id);
-           }
-       }
-    }
-  else
-    printf_filtered("Unknown sync object type %d", tsi.sync_type);
-
-  if (tsi.sync_haswaiters)
-    {
-      printf_filtered (" waiters:");
-      if ((ret = td_sync_waiters_iter (ts, waiter_cb, NULL)) != 0)
-       error ("nbsd_thread_sync_cmd: td_sync_info: %s",
-              td_err_string (ret));
-    }
-
-  printf_filtered ("\n");
-#endif
-}
-
-int
-tsd_cb (pthread_key_t key, void (*destructor)(void *), void *ignore)
-{
-  struct minimal_symbol *ms;
-  char *name;
-
-  printf_filtered ("Key %3d   ", key);
-
-  /* XXX What does GDB use to print a function? */
-  ms = lookup_minimal_symbol_by_pc ((CORE_ADDR)(uintptr_t)destructor);
-
-  if (!ms)
-    name = "???";
-  else
-    name = SYMBOL_PRINT_NAME (ms);
-
-  printf_filtered ("Destructor %p <%s>\n", destructor, name);
-
-  return 0;
-}
-
-static void
-nbsd_thread_tsd_cmd (char *exp, int from_tty)
-{
-  td_tsd_iter (main_ta, tsd_cb, NULL);
-}
-
 /*
  * Process operation callbacks
  */
@@ -1041,27 +778,10 @@
 void
 _initialize_nbsd_thread (void)
 {
-  static struct cmd_list_element *thread_examine_list = NULL;
-
   init_nbsd_thread_ops ();
   init_nbsd_proc_callbacks ();
 
   add_target (&nbsd_thread_ops);
-  add_cmd ("tsd", class_run, nbsd_thread_tsd_cmd,
-          "Show the thread-specific data keys and destructors for the process.\n",
-          &thread_cmd_list);
-
-  add_cmd ("sync", class_run, nbsd_thread_sync_cmd,
-          "Show the synchronization object at the given address.\n",
-          &thread_cmd_list);
-
-  add_prefix_cmd ("examine", class_run, nbsd_thread_examine_cmd,
-                 "Show the thread at the given address.\n",
-                 &thread_examine_list, "examine ", 1, &thread_cmd_list);
-
-  add_cmd ("all", class_run, nbsd_thread_examine_all_cmd,
-          "Show all threads.",
-          &thread_examine_list);
 
   /* Hook into new_objfile notification.  */