/* BSD user-level threads support.
- Copyright (C) 2005 Free Software Foundation, Inc.
+ Copyright (C) 2005, 2007 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "gdbcore.h"
}
static void
-bsd_uthread_fetch_registers (int regnum)
+bsd_uthread_fetch_registers (struct regcache *regcache, int regnum)
{
- struct gdbarch *gdbarch = current_gdbarch;
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
struct bsd_uthread_ops *ops = gdbarch_data (gdbarch, bsd_uthread_data);
CORE_ADDR addr = ptid_get_tid (inferior_ptid);
CORE_ADDR active_addr;
/* Always fetch the appropriate registers from the layer beneath. */
- find_target_beneath (bsd_uthread_ops_hack)->to_fetch_registers (regnum);
+ find_target_beneath (bsd_uthread_ops_hack)->to_fetch_registers (regcache, regnum);
/* FIXME: That might have gotten us more than we asked for. Make
sure we overwrite all relevant registers with values from the
if (addr != 0 && addr != active_addr)
{
bsd_uthread_check_magic (addr);
- ops->supply_uthread (current_regcache, regnum,
+ ops->supply_uthread (regcache, regnum,
addr + bsd_uthread_thread_ctx_offset);
}
}
static void
-bsd_uthread_store_registers (int regnum)
+bsd_uthread_store_registers (struct regcache *regcache, int regnum)
{
- struct gdbarch *gdbarch = current_gdbarch;
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
struct bsd_uthread_ops *ops = gdbarch_data (gdbarch, bsd_uthread_data);
CORE_ADDR addr = ptid_get_tid (inferior_ptid);
CORE_ADDR active_addr;
if (addr != 0 && addr != active_addr)
{
bsd_uthread_check_magic (addr);
- ops->collect_uthread (current_regcache, regnum,
+ ops->collect_uthread (regcache, regnum,
addr + bsd_uthread_thread_ctx_offset);
}
else
{
/* Updating the thread that is currently running; pass the
request to the layer beneath. */
- find_target_beneath (bsd_uthread_ops_hack)->to_store_registers (regnum);
+ find_target_beneath (bsd_uthread_ops_hack)->to_store_registers (regcache, regnum);
}
}
/* Pass the request to the layer beneath. */
ptid = find_target_beneath (bsd_uthread_ops_hack)->to_wait (ptid, status);
+ /* If the process is no longer alive, there's no point in figuring
+ out the thread ID. It will fail anyway. */
+ if (status->kind == TARGET_WAITKIND_SIGNALLED
+ || status->kind == TARGET_WAITKIND_EXITED)
+ return ptid;
+
/* Fetch the corresponding thread ID, and augment the returned
process ID with it. */
addr = read_memory_typed_address (bsd_uthread_thread_run_addr,