| /* |
| * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| package sun.jvm.hotspot.utilities; |
| |
| /** Provides canonicalized OS and CPU information for the rest of the |
| system. */ |
| |
| public class PlatformInfo { |
| /* Returns "solaris" if on Solaris; "win32" if Windows; "linux" if |
| Linux. Used to determine location of dbx and import module, or |
| possible debugger agent on win32. */ |
| public static String getOS() throws UnsupportedPlatformException { |
| String os = System.getProperty("os.name"); |
| if (os.equals("SunOS")) { |
| return "solaris"; |
| } else if (os.equals("Linux")) { |
| return "linux"; |
| } else if (os.equals("FreeBSD")) { |
| return "bsd"; |
| } else if (os.equals("NetBSD")) { |
| return "bsd"; |
| } else if (os.equals("OpenBSD")) { |
| return "bsd"; |
| } else if (os.contains("Darwin") || os.contains("OS X")) { |
| return "darwin"; |
| } else if (os.startsWith("Windows")) { |
| return "win32"; |
| } else { |
| throw new UnsupportedPlatformException("Operating system " + os + " not yet supported"); |
| } |
| } |
| |
| /* Returns "sparc" for SPARC based platforms and "x86" for x86 based |
| platforms. Otherwise returns the value of os.arch. If the value |
| is not recognized as supported, an exception is thrown instead. */ |
| public static String getCPU() throws UnsupportedPlatformException { |
| String cpu = System.getProperty("os.arch"); |
| if (cpu.equals("i386") || cpu.equals("x86")) { |
| return "x86"; |
| } else if (cpu.equals("sparc") || cpu.equals("sparcv9")) { |
| return "sparc"; |
| } else if (cpu.equals("ia64") || cpu.equals("amd64") || cpu.equals("x86_64")) { |
| return cpu; |
| } else { |
| try { |
| Class pic = Class.forName("sun.jvm.hotspot.utilities.PlatformInfoClosed"); |
| AltPlatformInfo api = (AltPlatformInfo)pic.newInstance(); |
| if (api.knownCPU(cpu)) { |
| return cpu; |
| } |
| } catch (Exception e) {} |
| throw new UnsupportedPlatformException("CPU type " + cpu + " not yet supported"); |
| } |
| } |
| |
| // this main is invoked from Makefile to make platform specific agent Makefile(s). |
| public static void main(String[] args) { |
| System.out.println(getOS()); |
| } |
| } |