From 7711a9b8e870372e19f6bea41a70baa0ea2878dd Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Tue, 6 Aug 2002 14:49:17 +0000 Subject: Several pthreads updates. Enable linuxthreads_db. Several fixes related to thread local storage. -Erik --- libpthread/linuxthreads_db/td_ta_new.c | 58 +++++++++++----------------------- 1 file changed, 18 insertions(+), 40 deletions(-) (limited to 'libpthread/linuxthreads_db/td_ta_new.c') diff --git a/libpthread/linuxthreads_db/td_ta_new.c b/libpthread/linuxthreads_db/td_ta_new.c index 32b9b04c9..7bf687905 100644 --- a/libpthread/linuxthreads_db/td_ta_new.c +++ b/libpthread/linuxthreads_db/td_ta_new.c @@ -1,26 +1,25 @@ /* Attach to target process. - Copyright (C) 1999 Free Software Foundation, Inc. + Copyright (C) 1999, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1999. The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. + 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 - Library General Public License for more details. + Lesser General Public License for more details. - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ + 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 #include -//#include #include "thread_dbP.h" @@ -41,8 +40,7 @@ td_ta_new (struct ps_prochandle *ps, td_thragent_t **ta) /* Get the global event mask. This is one of the variables which are new in the thread library to enable debugging. If it is not available we cannot debug. */ - if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, - "__pthread_threads_events", &addr) != PS_OK) + if (td_lookup (ps, PTHREAD_THREADS_EVENTS, &addr) != PS_OK) return TD_NOLIBTHREAD; /* Fill in the appropriate information. */ @@ -59,9 +57,7 @@ td_ta_new (struct ps_prochandle *ps, td_thragent_t **ta) /* Get the pointer to the variable pointing to the thread descriptor with the last event. */ - if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, - "__pthread_last_event", - &(*ta)->pthread_last_event) != PS_OK) + if (td_lookup (ps, PTHREAD_LAST_EVENT, &(*ta)->pthread_last_event) != PS_OK) { free_return: free (*ta); @@ -70,21 +66,18 @@ td_ta_new (struct ps_prochandle *ps, td_thragent_t **ta) /* Get the pointer to the variable containing the number of active threads. */ - if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, - "__pthread_handles_num", - &(*ta)->pthread_handles_num) != PS_OK) + if (td_lookup (ps, PTHREAD_HANDLES_NUM, &(*ta)->pthread_handles_num) + != PS_OK) goto free_return; /* See whether the library contains the necessary symbols. */ - if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, "__pthread_handles", - &addr) != PS_OK) + if (td_lookup (ps, PTHREAD_HANDLES, &addr) != PS_OK) goto free_return; (*ta)->handles = (struct pthread_handle_struct *) addr; - if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, "pthread_keys", - &addr) != PS_OK) + if (td_lookup (ps, PTHREAD_KEYS, &addr) != PS_OK) goto free_return; /* Cast to the right type. */ @@ -93,8 +86,7 @@ td_ta_new (struct ps_prochandle *ps, td_thragent_t **ta) /* Find out about the maximum number of threads. Old implementations don't provide this information. In this case we assume that the debug library is compiled with the same values. */ - if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, - "__linuxthreads_pthread_threads_max", &addr) != PS_OK) + if (td_lookup (ps, LINUXTHREADS_PTHREAD_THREADS_MAX, &addr) != PS_OK) (*ta)->pthread_threads_max = PTHREAD_THREADS_MAX; else { @@ -104,8 +96,7 @@ td_ta_new (struct ps_prochandle *ps, td_thragent_t **ta) } /* Similar for the maximum number of thread local data keys. */ - if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, - "__linuxthreads_pthread_keys_max", &addr) != PS_OK) + if (td_lookup (ps, LINUXTHREADS_PTHREAD_KEYS_MAX, &addr) != PS_OK) (*ta)->pthread_keys_max = PTHREAD_KEYS_MAX; else { @@ -115,9 +106,7 @@ td_ta_new (struct ps_prochandle *ps, td_thragent_t **ta) } /* And for the size of the second level arrays for the keys. */ - if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, - "__linuxthreads_pthread_sizeof_descr", &addr) - != PS_OK) + if (td_lookup (ps, LINUXTHREADS_PTHREAD_SIZEOF_DESCR, &addr) != PS_OK) (*ta)->sizeof_descr = sizeof (struct _pthread_descr_struct); else { @@ -125,17 +114,6 @@ td_ta_new (struct ps_prochandle *ps, td_thragent_t **ta) goto free_return; } - /* Similar for the maximum number of thread local data keys. */ - if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, - "__linuxthreads_pthread_keys_max", &addr) != PS_OK) - (*ta)->pthread_keys_max = PTHREAD_KEYS_MAX; - else - { - if (ps_pdread (ps, addr, &(*ta)->pthread_keys_max, sizeof (int)) - != PS_OK) - goto free_return; - } - /* Now add the new agent descriptor to the list. */ elemp = (struct agent_list *) malloc (sizeof (struct agent_list)); if (elemp == NULL) -- cgit v1.2.3