diff options
Diffstat (limited to 'libpthread/linuxthreads_db/td_ta_new.c')
| -rw-r--r-- | libpthread/linuxthreads_db/td_ta_new.c | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/libpthread/linuxthreads_db/td_ta_new.c b/libpthread/linuxthreads_db/td_ta_new.c deleted file mode 100644 index 9bf926719..000000000 --- a/libpthread/linuxthreads_db/td_ta_new.c +++ /dev/null @@ -1,150 +0,0 @@ -/* Attach to target process. - Copyright (C) 1999, 2001, 2002 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.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 <stddef.h> -#include <stdlib.h> -#include <string.h> - -#include "thread_dbP.h" - - -/* Datatype for the list of known thread agents. Normally there will - be exactly one so we don't spend much though on making it fast. */ -struct agent_list *__td_agent_list; - - -td_err_e -td_ta_new (struct ps_prochandle *ps, td_thragent_t **ta) -{ - psaddr_t addr; - psaddr_t versaddr; - char versbuf[sizeof (VERSION)]; - struct agent_list *elemp; - - LOG ("td_ta_new"); - - /* 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 (td_lookup (ps, PTHREAD_THREADS_EVENTS, &addr) != PS_OK) - return TD_NOLIBTHREAD; - - /* Check whether the versions match. */ - if (td_lookup (ps, LINUXTHREADS_VERSION, &versaddr) != PS_OK) - return TD_VERSION; - if (ps_pdread (ps, versaddr, versbuf, sizeof (versbuf)) != PS_OK) - return TD_ERR; - - versbuf[sizeof (versbuf) - 1] = '\0'; - if (strcmp (versbuf, VERSION) != 0) - /* Not the right version. */ - return TD_VERSION; - - /* Fill in the appropriate information. */ - *ta = (td_thragent_t *) malloc (sizeof (td_thragent_t)); - if (*ta == NULL) - return TD_MALLOC; - - /* Store the proc handle which we will pass to the callback functions - back into the debugger. */ - (*ta)->ph = ps; - - /* Remember the address. */ - (*ta)->pthread_threads_eventsp = (td_thr_events_t *) addr; - - /* Get the pointer to the variable pointing to the thread descriptor - with the last event. */ - if (td_lookup (ps, PTHREAD_LAST_EVENT, &(*ta)->pthread_last_event) != PS_OK) - { - free_return: - free (*ta); - return TD_ERR; - } - - /* Get the pointer to the variable containing the number of active - threads. */ - 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 (td_lookup (ps, PTHREAD_HANDLES, &addr) != PS_OK) - goto free_return; - - (*ta)->handles = (struct pthread_handle_struct *) addr; - - - if (td_lookup (ps, PTHREAD_KEYS, &addr) != PS_OK) - goto free_return; - - /* Cast to the right type. */ - (*ta)->keys = (struct pthread_key_struct *) addr; - - /* 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 (td_lookup (ps, LINUXTHREADS_PTHREAD_THREADS_MAX, &addr) != PS_OK) - (*ta)->pthread_threads_max = PTHREAD_THREADS_MAX; - else - { - if (ps_pdread (ps, addr, &(*ta)->pthread_threads_max, sizeof (int)) - != PS_OK) - goto free_return; - } - - /* Similar for the maximum number of thread local data keys. */ - if (td_lookup (ps, 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; - } - - /* And for the size of the second level arrays for the keys. */ - if (td_lookup (ps, LINUXTHREADS_PTHREAD_SIZEOF_DESCR, &addr) != PS_OK) - (*ta)->sizeof_descr = sizeof (struct _pthread_descr_struct); - else - { - if (ps_pdread (ps, addr, &(*ta)->sizeof_descr, sizeof (int)) != PS_OK) - goto free_return; - /* Don't let bogons in the inferior make us mess ourselves. */ - if ((*ta)->sizeof_descr > sizeof (struct _pthread_descr_struct)) - (*ta)->sizeof_descr = sizeof (struct _pthread_descr_struct); - - } - - /* Now add the new agent descriptor to the list. */ - elemp = (struct agent_list *) malloc (sizeof (struct agent_list)); - if (elemp == NULL) - { - /* Argh, now that everything else worked... */ - free (*ta); - return TD_MALLOC; - } - - /* We don't care for thread-safety here. */ - elemp->ta = *ta; - elemp->next = __td_agent_list; - __td_agent_list = elemp; - - return TD_OK; -} |