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  */
  32 void 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
  37 void signal_init(void)
  38 {
  39 }
  40
  41 void process_pending_signals(CPUArchState *cpu_env)
  42 {
  43 }
  44
  45 void 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
  53 void 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 }