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1999-11-02 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/i386/sys/procfs.h: Include sys/ucontext.h instead of duplicating definitions.
45 lines
1.6 KiB
C
45 lines
1.6 KiB
C
/* Get a thread's floating-point register set.
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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 "thread_dbP.h"
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td_err_e
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td_thr_getfpregs (const td_thrhandle_t *th, prfpregset_t *regset)
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{
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struct _pthread_descr_struct pds;
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LOG (__FUNCTION__);
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/* We have to get the state and the PID for this thread. */
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if (ps_pdread (th->th_ta_p->ph, th->th_unique, &pds,
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sizeof (struct _pthread_descr_struct)) != PS_OK)
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return TD_ERR;
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/* If the thread already terminated we return all zeroes. */
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if (pds.p_terminated)
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memset (regset, '\0', sizeof (*regset));
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/* Otherwise get the register content through the callback. */
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else if (ps_lgetfpregs (th->th_ta_p->ph, pds.p_pid, regset) != PS_OK)
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return TD_ERR;
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return TD_OK;
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}
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