/* Get a thread's general register set. Copyright (C) 1999, 2000, 2001, 2003 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, see <http://www.gnu.org/licenses/>. */ #include "thread_dbP.h" td_err_e td_thr_getgregs (const td_thrhandle_t *th, prgregset_t gregs) { struct _pthread_descr_struct pds; LOG ("td_thr_getgregs"); if (th->th_unique == NULL) { /* No data yet. Use the main thread. */ pid_t pid = ps_getpid (th->th_ta_p->ph); if (ps_lgetregs (th->th_ta_p->ph, pid, gregs) != PS_OK) return TD_ERR; return TD_OK; } /* We have to get the state and the PID for this thread. */ if (ps_pdread (th->th_ta_p->ph, th->th_unique, &pds, sizeof (struct _pthread_descr_struct)) != PS_OK) return TD_ERR; /* If the thread already terminated we return all zeroes. */ if (pds.p_terminated) memset (gregs, '\0', sizeof (prgregset_t)); /* Otherwise get the register content through the callback. */ else { pid_t pid = pds.p_pid ?: ps_getpid (th->th_ta_p->ph); if (ps_lgetregs (th->th_ta_p->ph, pid, gregs) != PS_OK) return TD_ERR; } return TD_OK; }