1 /*
   2  * Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef SHARE_JFR_RECORDER_REPOSITORY_JFREMERGENCYDUMP_HPP
  26 #define SHARE_JFR_RECORDER_REPOSITORY_JFREMERGENCYDUMP_HPP
  27 
  28 #include "memory/allocation.hpp"
  29 
  30 //
  31 // Responsible for creating an hs_err<pid>.jfr file in exceptional shutdown situations (crash, OOM)
  32 //
  33 class JfrEmergencyDump : AllStatic {



  34  public:

  35   static void on_vm_shutdown(bool exception_handler);
  36   static void on_vm_error(const char* repository_path);
  37   static const char* build_dump_path(const char* repository_path);

  38 };
  39 
  40 #endif // SHARE_JFR_RECORDER_REPOSITORY_JFREMERGENCYDUMP_HPP

   1 /*
   2  * Copyright (c) 2018, 2020, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef SHARE_JFR_RECORDER_REPOSITORY_JFREMERGENCYDUMP_HPP
  26 #define SHARE_JFR_RECORDER_REPOSITORY_JFREMERGENCYDUMP_HPP
  27 
  28 #include "memory/allocation.hpp"
  29 
  30 //
  31 // Responsible for creating an hs_err<pid>.jfr file in exceptional shutdown situations (crash, OOM)
  32 //
  33 class JfrEmergencyDump : AllStatic {
  34  private:
  35   static char _saved_emergency_dump_path[JVM_MAXPATHLEN];
  36 
  37  public:
  38   static void setup_emergency_dump_file_descriptor();
  39   static void on_vm_shutdown(bool exception_handler);
  40   static void on_vm_error(const char* repository_path);
  41   static const char* build_dump_path(const char* repository_path, char* dump_path, size_t dump_path_len);
  42   static const char* saved_emergency_dump_path() { return _saved_emergency_dump_path; }
  43 };
  44 
  45 #endif // SHARE_JFR_RECORDER_REPOSITORY_JFREMERGENCYDUMP_HPP