Mercurial > hg > graal-jvmci-8
annotate agent/src/share/classes/sun/jvm/hotspot/utilities/PlatformInfo.java @ 24234:ea6f94ab283b default tip
Added tag jvmci-0.36 for changeset 8128b98d4736
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Mon, 18 Sep 2017 18:49:45 +0200 |
parents | 39432a1cefdd |
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rev | line source |
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0 | 1 /* |
8750 | 2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.utilities; | |
26 | |
27 /** Provides canonicalized OS and CPU information for the rest of the | |
28 system. */ | |
29 | |
30 public class PlatformInfo { | |
31 /* Returns "solaris" if on Solaris; "win32" if Windows; "linux" if | |
32 Linux. Used to determine location of dbx and import module, or | |
33 possible debugger agent on win32. */ | |
34 public static String getOS() throws UnsupportedPlatformException { | |
35 String os = System.getProperty("os.name"); | |
36 if (os.equals("SunOS")) { | |
37 return "solaris"; | |
38 } else if (os.equals("Linux")) { | |
39 return "linux"; | |
3960 | 40 } else if (os.equals("FreeBSD")) { |
41 return "bsd"; | |
42 } else if (os.equals("NetBSD")) { | |
43 return "bsd"; | |
44 } else if (os.equals("OpenBSD")) { | |
45 return "bsd"; | |
8750 | 46 } else if (os.contains("Darwin") || os.contains("OS X")) { |
47 return "darwin"; | |
0 | 48 } else if (os.startsWith("Windows")) { |
49 return "win32"; | |
50 } else { | |
51 throw new UnsupportedPlatformException("Operating system " + os + " not yet supported"); | |
52 } | |
53 } | |
54 | |
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55 /* Returns "sparc" for SPARC based platforms and "x86" for x86 based |
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56 platforms. Otherwise returns the value of os.arch. If the value |
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57 is not recognized as supported, an exception is thrown instead. */ |
0 | 58 public static String getCPU() throws UnsupportedPlatformException { |
59 String cpu = System.getProperty("os.arch"); | |
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60 if (cpu.equals("i386") || cpu.equals("x86")) { |
0 | 61 return "x86"; |
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62 } else if (cpu.equals("sparc") || cpu.equals("sparcv9")) { |
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63 return "sparc"; |
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64 } else if (cpu.equals("ia64") || cpu.equals("amd64") || cpu.equals("x86_64")) { |
0 | 65 return cpu; |
66 } else { | |
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67 try { |
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68 Class pic = Class.forName("sun.jvm.hotspot.utilities.PlatformInfoClosed"); |
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69 AltPlatformInfo api = (AltPlatformInfo)pic.newInstance(); |
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70 if (api.knownCPU(cpu)) { |
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71 return cpu; |
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72 } |
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73 } catch (Exception e) {} |
0 | 74 throw new UnsupportedPlatformException("CPU type " + cpu + " not yet supported"); |
75 } | |
76 } | |
77 | |
78 // this main is invoked from Makefile to make platform specific agent Makefile(s). | |
79 public static void main(String[] args) { | |
80 System.out.println(getOS()); | |
81 } | |
82 } |