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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [newlib/] [libc/] [sys/] [linux/] [linuxthreads/] [td_ta_tsd_iter.c] - Rev 262
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/* Iterate over a process's thread-specific data. Copyright (C) 1999, 2000 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 "thread_dbP.h" #include <alloca.h> td_err_e td_ta_tsd_iter (const td_thragent_t *ta, td_key_iter_f *callback, void *cbdata_p) { struct pthread_key_struct *keys; int pthread_keys_max; int cnt; LOG ("td_ta_tsd_iter"); /* Test whether the TA parameter is ok. */ if (! ta_ok (ta)) return TD_BADTA; pthread_keys_max = ta->pthread_keys_max; keys = (struct pthread_key_struct *) alloca (sizeof (keys[0]) * pthread_keys_max); /* Read all the information about the keys. */ if (ps_pdread (ta->ph, ta->keys, keys, sizeof (keys[0]) * pthread_keys_max) != PS_OK) return TD_ERR; /* XXX Other error value? */ /* Now get all descriptors, one after the other. */ for (cnt = 0; cnt < pthread_keys_max; ++cnt) if (keys[cnt].in_use /* Return with an error if the callback returns a nonzero value. */ && callback (cnt, keys[cnt].destr, cbdata_p) != 0) return TD_DBERR; return TD_OK; }
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