text: /*
   * The MIT License (MIT)
   *
   * Copyright (c) 2015 Microsoft Corporation
   *
   * -=- Robust Distributed System Nucleus (rDSN) -=-
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  
  /*
   * Description:
   *     What is this file about?
   *
   * Revision history:
   *     xxxx-xx-xx, author, first version
   *     xxxx-xx-xx, author, fix bug about xxx
   */
  
  #ifndef _WIN32
  
  #include "coredump.h"
  #include <dsn/tool_api.h>
  #include <sys/types.h>
  #include <signal.h>
  
  namespace dsn {
  namespace utils {
  
  static std::string s_dump_dir;
  static void handle_core_dump(int);
  static void handle_term(int);
  
  void coredump::init(const char *dump_dir)
  {
      s_dump_dir = dump_dir;
  
      signal(SIGSEGV, handle_core_dump);
      signal(SIGTERM, handle_term);
  }
  
  void coredump::write()
  {
      // TODO: not implemented
      //
  
      ::dsn::tools::sys_exit.execute(SYS_EXIT_EXCEPTION);
  }
  
  static void handle_core_dump(int signal_id)
  {
      printf("got signal id: %d\n", signal_id);
      fflush(stdout);
      /*
       * firstly we must set the sig_handler to default,
       * to prevent the possible inifinite loop
       * for example: an sigsegv in the coredump::write()
       */
      if (signal_id == SIGSEGV) {
          signal(SIGSEGV, SIG_DFL);
      }
      coredump::write();
  }
  
  static void handle_term(int signal_id)
  {
      printf("got signal id: %d\n", signal_id);
      fflush(stdout);
      dsn_exit(0);
  }
  }
  }
  
  #endif
  