Thu, 25 Sep 2008 12:50:51 -0700
6744783: HotSpot segfaults if given -XX options with an empty string argument
Reviewed-by: kamg, kvn
Contributed-by: volker.simonis@gmail.com
duke@435 | 1 | /* |
xdono@631 | 2 | * Copyright 1998-2008 Sun Microsystems, Inc. All Rights Reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
duke@435 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@435 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@435 | 21 | * have any questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | # include "incls/_precompiled.incl" |
duke@435 | 26 | # include "incls/_hpi.cpp.incl" |
duke@435 | 27 | |
duke@435 | 28 | extern "C" { |
duke@435 | 29 | static void unimplemented_panic(const char *fmt, ...) { |
coleenp@548 | 30 | // mitigate testing damage from bug 6626677 |
coleenp@548 | 31 | warning("hpi::unimplemented_panic called"); |
duke@435 | 32 | } |
duke@435 | 33 | |
duke@435 | 34 | static void unimplemented_monitorRegister(sys_mon_t *mid, char *info_str) { |
duke@435 | 35 | Unimplemented(); |
duke@435 | 36 | } |
duke@435 | 37 | } |
duke@435 | 38 | |
duke@435 | 39 | static vm_calls_t callbacks = { |
duke@435 | 40 | jio_fprintf, |
duke@435 | 41 | unimplemented_panic, |
duke@435 | 42 | unimplemented_monitorRegister, |
duke@435 | 43 | |
duke@435 | 44 | NULL, // unused |
duke@435 | 45 | NULL, // unused |
duke@435 | 46 | NULL // unused |
duke@435 | 47 | }; |
duke@435 | 48 | |
duke@435 | 49 | GetInterfaceFunc hpi::_get_interface = NULL; |
duke@435 | 50 | HPI_FileInterface* hpi::_file = NULL; |
duke@435 | 51 | HPI_SocketInterface* hpi::_socket = NULL; |
duke@435 | 52 | HPI_LibraryInterface* hpi::_library = NULL; |
duke@435 | 53 | HPI_SystemInterface* hpi::_system = NULL; |
duke@435 | 54 | |
duke@435 | 55 | jint hpi::initialize() |
duke@435 | 56 | { |
duke@435 | 57 | initialize_get_interface(&callbacks); |
duke@435 | 58 | if (_get_interface == NULL) |
duke@435 | 59 | return JNI_ERR; |
duke@435 | 60 | |
duke@435 | 61 | jint result; |
duke@435 | 62 | |
duke@435 | 63 | result = (*_get_interface)((void **)&_file, "File", 1); |
duke@435 | 64 | if (result != 0) { |
duke@435 | 65 | if (TraceHPI) tty->print_cr("Can't find HPI_FileInterface"); |
duke@435 | 66 | return JNI_ERR; |
duke@435 | 67 | } |
duke@435 | 68 | |
duke@435 | 69 | |
duke@435 | 70 | result = (*_get_interface)((void **)&_library, "Library", 1); |
duke@435 | 71 | if (result != 0) { |
duke@435 | 72 | if (TraceHPI) tty->print_cr("Can't find HPI_LibraryInterface"); |
duke@435 | 73 | return JNI_ERR; |
duke@435 | 74 | } |
duke@435 | 75 | |
duke@435 | 76 | result = (*_get_interface)((void **)&_system, "System", 1); |
duke@435 | 77 | if (result != 0) { |
duke@435 | 78 | if (TraceHPI) tty->print_cr("Can't find HPI_SystemInterface"); |
duke@435 | 79 | return JNI_ERR; |
duke@435 | 80 | } |
duke@435 | 81 | |
duke@435 | 82 | return JNI_OK; |
duke@435 | 83 | } |
duke@435 | 84 | |
duke@435 | 85 | jint hpi::initialize_socket_library() |
duke@435 | 86 | { |
duke@435 | 87 | if (_get_interface == NULL) { |
duke@435 | 88 | if (TraceHPI) { |
duke@435 | 89 | tty->print_cr("Fatal HPI error: reached initialize_socket_library with NULL _get_interface"); |
duke@435 | 90 | } |
duke@435 | 91 | return JNI_ERR; |
duke@435 | 92 | } |
duke@435 | 93 | |
duke@435 | 94 | jint result; |
duke@435 | 95 | result = (*_get_interface)((void **)&_socket, "Socket", 1); |
duke@435 | 96 | if (result != 0) { |
duke@435 | 97 | if (TraceHPI) tty->print_cr("Can't find HPI_SocketInterface"); |
duke@435 | 98 | return JNI_ERR; |
duke@435 | 99 | } |
duke@435 | 100 | |
duke@435 | 101 | return JNI_OK; |
duke@435 | 102 | } |