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authorEric Andersen <andersen@codepoet.org>2005-05-20 19:02:51 +0000
committerEric Andersen <andersen@codepoet.org>2005-05-20 19:02:51 +0000
commit124af9f4b2b77b1510d88cfc8092c788d7e513c7 (patch)
treeccce720bef4c1c604417e2082cf9997a8d6dd7ab /libpthread/nptl_db/td_thr_validate.c
parent8028f35dbe29c5ace3883005e08ac91d873553b2 (diff)
Back out nptl changes, which for now will be done in branches/uClibc-nptl
Diffstat (limited to 'libpthread/nptl_db/td_thr_validate.c')
-rw-r--r--libpthread/nptl_db/td_thr_validate.c91
1 files changed, 0 insertions, 91 deletions
diff --git a/libpthread/nptl_db/td_thr_validate.c b/libpthread/nptl_db/td_thr_validate.c
deleted file mode 100644
index 3d560a621..000000000
--- a/libpthread/nptl_db/td_thr_validate.c
+++ /dev/null
@@ -1,91 +0,0 @@
-/* Validate a thread handle.
- Copyright (C) 1999, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 1999.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include "thread_dbP.h"
-#include <stdbool.h>
-
-static td_err_e
-check_thread_list (const td_thrhandle_t *th, psaddr_t head, bool *uninit)
-{
- td_err_e err;
- psaddr_t next, ofs;
-
- err = DB_GET_FIELD (next, th->th_ta_p, head, list_t, next, 0);
- if (err == TD_OK)
- {
- if (next == 0)
- {
- *uninit = true;
- return TD_NOTHR;
- }
- err = DB_GET_FIELD_ADDRESS (ofs, th->th_ta_p, 0, pthread, list, 0);
- }
-
- while (err == TD_OK)
- {
- if (next == head)
- return TD_NOTHR;
-
- if (next - (ofs - (psaddr_t) 0) == th->th_unique)
- return TD_OK;
-
- err = DB_GET_FIELD (next, th->th_ta_p, next, list_t, next, 0);
- }
-
- return err;
-}
-
-
-td_err_e
-td_thr_validate (const td_thrhandle_t *th)
-{
- td_err_e err;
- psaddr_t list;
-
- LOG ("td_thr_validate");
-
- /* First check the list with threads using user allocated stacks. */
- bool uninit = false;
- err = DB_GET_SYMBOL (list, th->th_ta_p, __stack_user);
- if (err == TD_OK)
- err = check_thread_list (th, list, &uninit);
-
- /* If our thread is not on this list search the list with stack
- using implementation allocated stacks. */
- if (err == TD_NOTHR)
- {
- err = DB_GET_SYMBOL (list, th->th_ta_p, stack_used);
- if (err == TD_OK)
- err = check_thread_list (th, list, &uninit);
-
- if (err == TD_NOTHR && uninit)
- {
- /* __pthread_initialize_minimal has not run yet.
- But the main thread still has a valid ID. */
- td_thrhandle_t main_th;
- err = td_ta_map_lwp2thr (th->th_ta_p,
- ps_getpid (th->th_ta_p->ph), &main_th);
- if (err == TD_OK && th->th_unique != main_th.th_unique)
- err = TD_NOTHR;
- }
- }
-
- return err;
-}