LXR qemu/bsd-user/signal.c

   1/*
   2 *  Emulation of BSD signals
   3 *
   4 *  Copyright (c) 2003 - 2008 Fabrice Bellard
   5 *
   6 *  This program is free software; you can redistribute it and/or modify
   7 *  it under the terms of the GNU General Public License as published by
   8 *  the Free Software Foundation; either version 2 of the License, or
   9 *  (at your option) any later version.
  10 *
  11 *  This program is distributed in the hope that it will be useful,
  12 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *  GNU General Public License for more details.
  15 *
  16 *  You should have received a copy of the GNU General Public License
  17 *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20#include "qemu/osdep.h"
  21#include "qemu.h"
  22
  23/*
  24 * Stubbed out routines until we merge signal support from bsd-user
  25 * fork.
  26 */
  27
  28/*
  29 * Queue a signal so that it will be send to the virtual CPU as soon as
  30 * possible.
  31 */
  32void queue_signal(CPUArchState *env, int sig, target_siginfo_t *info)
  33{
  34    qemu_log_mask(LOG_UNIMP, "No signal queueing, dropping signal %d\n", sig);
  35}
  36
  37void signal_init(void)
  38{
  39}
  40
  41void process_pending_signals(CPUArchState *cpu_env)
  42{
  43}
  44
  45void cpu_loop_exit_sigsegv(CPUState *cpu, target_ulong addr,
  46                           MMUAccessType access_type, bool maperr, uintptr_t ra)
  47{
  48    qemu_log_mask(LOG_UNIMP, "No signal support for SIGSEGV\n");
  49    /* unreachable */
  50    abort();
  51}
  52
  53void cpu_loop_exit_sigbus(CPUState *cpu, target_ulong addr,
  54                          MMUAccessType access_type, uintptr_t ra)
  55{
  56    qemu_log_mask(LOG_UNIMP, "No signal support for SIGBUS\n");
  57    /* unreachable */
  58    abort();
  59}
  60