duke@435: /*
duke@435:  * Copyright 1997-2006 Sun Microsystems, Inc.  All Rights Reserved.
duke@435:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435:  *
duke@435:  * This code is free software; you can redistribute it and/or modify it
duke@435:  * under the terms of the GNU General Public License version 2 only, as
duke@435:  * published by the Free Software Foundation.
duke@435:  *
duke@435:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435:  * version 2 for more details (a copy is included in the LICENSE file that
duke@435:  * accompanied this code).
duke@435:  *
duke@435:  * You should have received a copy of the GNU General Public License version
duke@435:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@435:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435:  *
duke@435:  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435:  * CA 95054 USA or visit www.sun.com if you need additional information or
duke@435:  * have any questions.
duke@435:  *
duke@435:  */
duke@435: 
duke@435: // Register function to be called by before_exit
duke@435: extern "C" { void register_on_exit_function(void (*func)(void)) ;}
duke@435: 
duke@435: // Execute code before all handles are released and thread is killed; prologue to vm_exit
duke@435: extern void before_exit(JavaThread * thread);
duke@435: 
duke@435: // Forced VM exit (i.e, internal error or JVM_Exit)
duke@435: extern void vm_exit(int code);
duke@435: 
duke@435: // Wrapper for ::exit()
duke@435: extern void vm_direct_exit(int code);
duke@435: 
duke@435: // Shutdown the VM but do not exit the process
duke@435: extern void vm_shutdown();
duke@435: // Shutdown the VM and abort the process
duke@435: extern void vm_abort();
duke@435: 
duke@435: // Trigger any necessary notification of the VM being shutdown
duke@435: extern void notify_vm_shutdown();
duke@435: 
duke@435: // VM exit if error occurs during initialization of VM
duke@435: extern void vm_exit_during_initialization(Handle exception);
duke@435: extern void vm_exit_during_initialization(symbolHandle exception_name, const char* message);
duke@435: extern void vm_exit_during_initialization(const char* error, const char* message = NULL);
duke@435: extern void vm_shutdown_during_initialization(const char* error, const char* message = NULL);
duke@435: 
duke@435: class JDK_Version : AllStatic {
duke@435:   friend class VMStructs;
duke@435:  private:
duke@435:   static jdk_version_info _version_info;
duke@435:   static bool             _pre_jdk16_version;
duke@435:   static int              _jdk_version;  // JDK version number representing the release
duke@435:                                          //  i.e. n in 1.n.x (= jdk_minor_version())
duke@435: 
duke@435:  public:
duke@435:   static void initialize();
duke@435:   static int  jdk_major_version() { return JDK_VERSION_MAJOR(_version_info.jdk_version); }
duke@435:   static int  jdk_minor_version() { return JDK_VERSION_MINOR(_version_info.jdk_version); }
duke@435:   static int  jdk_micro_version() { return JDK_VERSION_MICRO(_version_info.jdk_version); }
duke@435:   static int  jdk_build_number()  { return JDK_VERSION_BUILD(_version_info.jdk_version); }
duke@435: 
duke@435:   static bool is_pre_jdk16_version()        { return _pre_jdk16_version; }
duke@435:   static bool is_jdk12x_version()           { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 2; }
duke@435:   static bool is_jdk13x_version()           { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 3; }
duke@435:   static bool is_jdk14x_version()           { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 4; }
duke@435:   static bool is_jdk15x_version()           { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 5; }
duke@435:   static bool is_jdk16x_version()           { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 6; }
duke@435:   static bool is_jdk17x_version()           { assert(is_jdk_version_initialized(), "must have been initialized"); return _jdk_version == 7; }
duke@435: 
duke@435:   static bool supports_thread_park_blocker() { return _version_info.thread_park_blocker; }
duke@435: 
duke@435:   static bool is_gte_jdk14x_version() {
duke@435:     // Keep the semantics of this that the version number is >= 1.4
duke@435:     assert(is_jdk_version_initialized(), "Not initialized");
duke@435:     return _jdk_version >= 4;
duke@435:   }
duke@435:   static bool is_gte_jdk15x_version() {
duke@435:     // Keep the semantics of this that the version number is >= 1.5
duke@435:     assert(is_jdk_version_initialized(), "Not initialized");
duke@435:     return _jdk_version >= 5;
duke@435:   }
duke@435:   static bool is_gte_jdk16x_version() {
duke@435:     // Keep the semantics of this that the version number is >= 1.6
duke@435:     assert(is_jdk_version_initialized(), "Not initialized");
duke@435:     return _jdk_version >= 6;
duke@435:   }
duke@435: 
duke@435:   static bool is_gte_jdk17x_version() {
duke@435:     // Keep the semantics of this that the version number is >= 1.7
duke@435:     assert(is_jdk_version_initialized(), "Not initialized");
duke@435:     return _jdk_version >= 7;
duke@435:   }
duke@435: 
duke@435:   static bool is_jdk_version_initialized() {
duke@435:     return _jdk_version > 0;
duke@435:   }
duke@435: 
duke@435:   // These methods are defined to deal with pre JDK 1.6 versions
duke@435:   static void set_jdk12x_version() {
duke@435:     assert(_pre_jdk16_version && !is_jdk_version_initialized(), "must not initialize");
duke@435:     _jdk_version = 2;
duke@435:     _version_info.jdk_version = (1 << 24) | (2 << 16);
duke@435:   }
duke@435:   static void set_jdk13x_version() {
duke@435:     assert(_pre_jdk16_version && !is_jdk_version_initialized(), "must not initialize");
duke@435:     _jdk_version = 3;
duke@435:     _version_info.jdk_version = (1 << 24) | (3 << 16);
duke@435:   }
duke@435:   static void set_jdk14x_version() {
duke@435:     assert(_pre_jdk16_version && !is_jdk_version_initialized(), "must not initialize");
duke@435:     _jdk_version = 4;
duke@435:     _version_info.jdk_version = (1 << 24) | (4 << 16);
duke@435:   }
duke@435:   static void set_jdk15x_version() {
duke@435:     assert(_pre_jdk16_version && !is_jdk_version_initialized(), "must not initialize");
duke@435:     _jdk_version = 5;
duke@435:     _version_info.jdk_version = (1 << 24) | (5 << 16);
duke@435:   }
duke@435: };