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4a3792163e
* pthread.c (__pthread_initial_thread): Pass argument to PTHREAD_START_ARGS_INITIALIZER. (__pthread_manager_thread): Likewise. * internals.h (PTHREAD_START_ARGS_INITIALIZER): Add parameter to initialize function.
117 lines
3.6 KiB
C
117 lines
3.6 KiB
C
/* Attach to target process.
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Copyright (C) 1999 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <stddef.h>
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#include <stdlib.h>
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#include <gnu/lib-names.h>
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#include "thread_dbP.h"
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td_err_e
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td_ta_new (struct ps_prochandle *ps, td_thragent_t **ta)
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{
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psaddr_t addr;
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LOG (__FUNCTION__);
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/* See whether the library contains the necessary symbols. */
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if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, "__pthread_threads_debug",
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&addr) != PS_OK)
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return TD_LIBTHREAD;
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/* Fill in the appropriate information. */
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*ta = (td_thragent_t *) malloc (sizeof (td_thragent_t));
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if (*ta == NULL)
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return TD_MALLOC;
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/* Store the proc handle which we will pass to the callback functions
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back into the debugger. */
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(*ta)->ph = ps;
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/* See whether the library contains the necessary symbols. */
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if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, "__pthread_handles",
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&addr) != PS_OK)
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{
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free_return:
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free (*ta);
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return TD_ERR;
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}
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(*ta)->handles = (struct pthread_handle_struct *) addr;
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if (ps_pglobal_lookup (ps, LIBPTHREAD_SO, "pthread_keys",
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&addr) != PS_OK)
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goto free_return;
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/* Cast to the right type. */
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(*ta)->keys = (struct pthread_key_struct *) addr;
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/* Find out about the maximum number of threads. Old implementations
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don't provide this information. In this case we assume that the
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debug library is compiled with the same values. */
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if (ps_pglobal_lookup (ps, LIBPTHREAD_SO,
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"__linuxthreads_pthread_threads_max", &addr) != PS_OK)
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(*ta)->pthread_threads_max = PTHREAD_THREADS_MAX;
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else
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{
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if (ps_pdread (ps, addr, &(*ta)->pthread_threads_max, sizeof (int))
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!= PS_OK)
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goto free_return;
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}
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/* Similar for the maximum number of thread local data keys. */
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if (ps_pglobal_lookup (ps, LIBPTHREAD_SO,
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"__linuxthreads_pthread_keys_max", &addr) != PS_OK)
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(*ta)->pthread_keys_max = PTHREAD_KEYS_MAX;
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else
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{
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if (ps_pdread (ps, addr, &(*ta)->pthread_keys_max, sizeof (int))
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!= PS_OK)
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goto free_return;
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}
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/* And for the size of the second level arrays for the keys. */
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if (ps_pglobal_lookup (ps, LIBPTHREAD_SO,
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"__linuxthreads_pthread_sizeof_descr", &addr)
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!= PS_OK)
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(*ta)->sizeof_descr = sizeof (struct _pthread_descr_struct);
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else
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{
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if (ps_pdread (ps, addr, &(*ta)->sizeof_descr, sizeof (int)) != PS_OK)
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goto free_return;
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}
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/* Similar for the maximum number of thread local data keys. */
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if (ps_pglobal_lookup (ps, LIBPTHREAD_SO,
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"__linuxthreads_pthread_keys_max", &addr) != PS_OK)
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(*ta)->pthread_keys_max = PTHREAD_KEYS_MAX;
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else
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{
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if (ps_pdread (ps, addr, &(*ta)->pthread_keys_max, sizeof (int))
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!= PS_OK)
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goto free_return;
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}
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return TD_OK;
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}
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